HexEdit/HexEditWidget.py

Sat, 16 Jan 2016 15:16:24 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 16 Jan 2016 15:16:24 +0100
changeset 4663
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parent 4659
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child 4664
a40706f44514
permissions
-rw-r--r--

Extended the range of printable characters in the ASCII area of the hex editor for Python3.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2016 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing an editor for binary data.
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8 """
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9
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10 from __future__ import unicode_literals
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11
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12 import sys
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13 is_Py2 = sys.version_info[0] == 2
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14
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15 from PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray, QTimer, QRect, \
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16 QBuffer, QIODevice
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17 from PyQt5.QtGui import QBrush, QPen, QColor, QFont, QPalette, QKeySequence, \
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18 QPainter
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19 from PyQt5.QtWidgets import QAbstractScrollArea, QApplication
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20
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21 from .HexEditChunks import HexEditChunks
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22 from .HexEditUndoStack import HexEditUndoStack
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23
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24 import Globals
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25
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26
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27 class HexEditWidget(QAbstractScrollArea):
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28 """
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29 Class implementing an editor for binary data.
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30
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31 @signal currentAddressChanged(address) emitted to indicate the new
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32 cursor position
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33 @signal currentSizeChanged(size) emitted to indicate the new size of
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34 the data
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35 @signal dataChanged(modified) emitted to indicate a change of the data
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36 @signal overwriteModeChanged(state) emitted to indicate a change of
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37 the overwrite mode
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38 @signal readOnlyChanged(state) emitted to indicate a change of the
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39 read only state
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40 @signal canRedoChanged(bool) emitted after the redo status has changed
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41 @signal canUndoChanged(bool) emitted after the undo status has changed
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42 @signal selectionAvailable(bool) emitted to signal a change of the
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43 selection
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44 """
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45 currentAddressChanged = pyqtSignal(int)
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46 currentSizeChanged = pyqtSignal(int)
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47 dataChanged = pyqtSignal(bool)
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48 overwriteModeChanged = pyqtSignal(bool)
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49 readOnlyChanged = pyqtSignal(bool)
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50 canRedoChanged = pyqtSignal(bool)
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51 canUndoChanged = pyqtSignal(bool)
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52 selectionAvailable = pyqtSignal(bool)
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53
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54 HEXCHARS_PER_LINE = 47
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55 BYTES_PER_LINE = 16
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56
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57 def __init__(self, parent=None, embedded=False):
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58 """
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59 Constructor
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60
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61 @param parent refernce to the parent widget
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62 @type QWidget
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63 @param embedded flag indicating an eric embedded hex editor
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64 @type bool
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65 """
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66 super(HexEditWidget, self).__init__(parent)
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67
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68 self.__embedded = embedded
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69
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70 # Properties
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71 self.__addressArea = True
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72 # switch the address area on/off
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73 self.__addressAreaBrush = QBrush()
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74 self.__addressAreaPen = QPen()
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75 # background and pen of the address area
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76 self.__addressOffset = 0
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77 # offset into the shown address range
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78 self.__addressWidth = 4
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79 # address area width in characters
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80 self.__asciiArea = True
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81 # switch the ASCII area on/off
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82 self.__data = bytearray()
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83 # contents of the hex editor
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84 self.__highlighting = True
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85 # switch the highlighting feature on/off
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86 self.__highlightingBrush = QBrush()
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87 self.__highlightingPen = QPen()
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88 # background and pen of highlighted text
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89 self.__overwriteMode = True
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90 # set overwrite mode on/off
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91 self.__selectionBrush = QBrush()
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92 self.__selectionPen = QPen()
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93 # background and pen of selected text
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94 self.__readOnly = False
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95 # set read only mode on/off
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96 self.__cursorPosition = 0
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97 # absolute position of cursor, 1 Byte == 2 tics
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98
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99 self.__addrDigits = 0
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100 self.__blink = True
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101 self.__bData = QBuffer()
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102 self.__cursorRect = QRect()
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103 self.__cursorRectAscii = QRect()
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104 self.__dataShown = bytearray()
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105 self.__hexDataShown = bytearray()
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106 self.__lastEventSize = 0
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107 self.__markedShown = bytearray()
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108 self.__modified = False
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109 self.__rowsShown = 0
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110
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111 # pixel related attributes (starting with __px)
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112 self.__pxCharWidth = 0
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113 self.__pxCharHeight = 0
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114 self.__pxPosHexX = 0
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115 self.__pxPosAdrX = 0
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116 self.__pxPosAsciiX = 0
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117 self.__pxGapAdr = 0
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118 self.__pxGapAdrHex = 0
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119 self.__pxGapHexAscii = 0
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120 self.__pxSelectionSub = 0
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121 self.__pxCursorWidth = 0
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122 self.__pxCursorX = 0
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123 self.__pxCursorY = 0
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124
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125 # absolute byte position related attributes (starting with __b)
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126 self.__bSelectionBegin = 0
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127 self.__bSelectionEnd = 0
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128 self.__bSelectionInit = 0
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129 self.__bPosFirst = 0
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130 self.__bPosLast = 0
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131 self.__bPosCurrent = 0
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132
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133 self.__chunks = HexEditChunks()
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134 self.__undoStack = HexEditUndoStack(self.__chunks, self)
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135 if Globals.isWindowsPlatform():
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136 self.setFont(QFont("Courier", 10))
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137 else:
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138 self.setFont(QFont("Monospace", 10))
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139
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140 self.setAddressAreaColors(
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141 self.palette().color(QPalette.WindowText),
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142 self.palette().alternateBase().color())
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143 self.setHighlightColors(
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144 self.palette().color(QPalette.WindowText),
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145 QColor(0xff, 0xff, 0x99, 0xff))
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146 self.setSelectionColors(
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147 self.palette().highlightedText().color(),
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148 self.palette().highlight().color())
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149
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150 self.__cursorTimer = QTimer()
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151 self.__cursorTimer.timeout.connect(self.__updateCursor)
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152
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153 self.verticalScrollBar().valueChanged.connect(self.__adjust)
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154
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155 self.__undoStack.indexChanged.connect(self.__dataChangedPrivate)
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156 self.__undoStack.canRedoChanged.connect(self.__canRedoChanged)
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157 self.__undoStack.canUndoChanged.connect(self.__canUndoChanged)
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158
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159 self.readOnlyChanged.connect(self.__canRedoChanged)
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160 self.readOnlyChanged.connect(self.__canUndoChanged)
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161
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162 self.__cursorTimer.setInterval(500)
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163 self.__cursorTimer.start()
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164
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165 self.setAddressWidth(4)
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166 self.setAddressArea(True)
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167 self.setAsciiArea(True)
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168 self.setOverwriteMode(True)
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169 self.setHighlighting(True)
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170 self.setReadOnly(False)
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171
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172 self.__initialize()
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173
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174 def undoStack(self):
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175 """
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176 Public method to get a reference to the undo stack.
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177
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178 @return reference to the undo stack
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179 @rtype HexEditUndoStack
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180 """
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181 return self.__undoStack
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182
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183 @pyqtSlot()
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184 def __canRedoChanged(self):
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185 """
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186 Private slot handling changes of the Redo state.
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187 """
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188 self.canRedoChanged.emit(
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189 self.__undoStack.canRedo() and not self.__readOnly)
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190
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191 @pyqtSlot()
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192 def __canUndoChanged(self):
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193 """
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194 Private slot handling changes of the Undo state.
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195 """
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196 self.canUndoChanged.emit(
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197 self.__undoStack.canUndo() and not self.__readOnly)
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198
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199 def addressArea(self):
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200 """
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201 Public method to get the address area visibility.
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202
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203 @return flag indicating the address area visibility
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204 @rtype bool
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205 """
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206 return self.__addressArea
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207
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208 def setAddressArea(self, on):
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209 """
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210 Public method to set the address area visibility.
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211
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212 @param on flag indicating the address area visibility
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213 @type bool
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214 """
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215 self.__addressArea = on
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216 self.__adjust()
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217 self.setCursorPosition(self.__cursorPosition)
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218 self.viewport().update()
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219
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220 def addressAreaColors(self):
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221 """
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222 Public method to get the address area colors.
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223
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224 @return address area foreground and background colors
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225 @rtype tuple of 2 QColor
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226 """
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227 return self.__addressAreaPen.color(), self.__addressAreaBrush.color()
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228
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229 def setAddressAreaColors(self, foreground, background):
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230 """
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231 Public method to set the address area colors.
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232
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233 @param foreground address area foreground color
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234 @type QColor
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235 @param background address area background color
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236 @type QColor
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237 """
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238 self.__addressAreaPen = QPen(foreground)
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239 self.__addressAreaBrush = QBrush(background)
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240 self.viewport().update()
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241
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242 def addressOffset(self):
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243 """
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244 Public method to get the address offset.
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245
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246 @return address offset
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247 @rtype int
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248 """
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249 return self.__addressOffset
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250
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251 def setAddressOffset(self, offset):
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252 """
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253 Public method to set the address offset.
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254
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255 @param offset address offset
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256 @type int
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257 """
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258 self.__addressOffset = offset
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259 self.__adjust()
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260 self.setCursorPosition(self.__cursorPosition)
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261 self.viewport().update()
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262
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263 def addressWidth(self):
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264 """
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265 Public method to get the minimum width of the address area in
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266 characters.
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267
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268 @return minimum width of the address area
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269 @rtype int
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270 """
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271 size = self.__chunks.size()
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272 n = 1
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273 if size > 0x100000000:
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274 n += 8
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275 size //= 0x100000000
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276 if size > 0x10000:
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277 n += 4
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278 size //= 0x10000
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279 if size > 0x100:
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280 n += 2
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parents:
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281 size //= 0x100
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parents:
diff changeset
282 if size > 0x10:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
283 n += 1
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284 size //= 0x10
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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285
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parents:
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286 if n > self.__addressWidth:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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287 return n
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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289 return self.__addressWidth
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290
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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291 def setAddressWidth(self, width):
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parents:
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292 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 Public method to set the width of the address area.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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294
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295 @param width width of the address area in characters
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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296 @type int
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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297 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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298 self.__addressWidth = width
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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299 self.__adjust()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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300 self.setCursorPosition(self.__cursorPosition)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301 self.viewport().update()
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parents:
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302
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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303 def asciiArea(self):
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parents:
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304 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
305 Public method to get the visibility of the ASCII area.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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307 @return visibility of the ASCII area
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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308 @rtype bool
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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309 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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310 return self.__asciiArea
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parents:
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311
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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312 def setAsciiArea(self, on):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
313 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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314 Public method to set the visibility of the ASCII area.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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315
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parents:
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316 @param on flag indicating the visibility of the ASCII area
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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317 @type bool
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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318 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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319 self.__asciiArea = on
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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320 self.viewport().update()
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parents:
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321
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 def cursorPosition(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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323 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 Public method to get the cursor position.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
326 @return cursor position
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
327 @rtype int
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
328 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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329 return self.__cursorPosition
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parents:
diff changeset
330
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331 def setCursorPosition(self, pos):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
332 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333 Public method to set the cursor position.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335 @param pos cursor position
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
336 @type int
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
338 # step 1: delete old cursor
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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339 self.__blink = False
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parents:
diff changeset
340 self.viewport().update(self.__cursorRect)
4656
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
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parents: 4652
diff changeset
341 if self.__asciiArea:
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parents: 4652
diff changeset
342 self.viewport().update(self.__cursorRectAscii)
4650
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parents:
diff changeset
343
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parents:
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344 # step 2: check, if cursor is in range
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parents:
diff changeset
345 if self.__overwriteMode and pos > (self.__chunks.size() * 2 - 1):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
346 pos = self.__chunks.size() * 2 - 1
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parents:
diff changeset
347 if (not self.__overwriteMode) and pos > (self.__chunks.size() * 2):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
348 pos = self.__chunks.size() * 2
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
349 if pos < 0:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
350 pos = 0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
351
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
352 # step 3: calculate new position of cursor
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
353 self.__cursorPosition = pos
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
354 self.__bPosCurrent = pos // 2
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
355 self.__pxCursorY = (
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
356 ((pos // 2 - self.__bPosFirst) // self.BYTES_PER_LINE + 1) *
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
357 self.__pxCharHeight)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
358 x = (pos % (2 * self.BYTES_PER_LINE))
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
359 self.__pxCursorX = (
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
360 (((x // 2) * 3) + (x % 2)) * self.__pxCharWidth + self.__pxPosHexX)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
361
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
362 if self.__overwriteMode:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
363 self.__cursorRect = QRect(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
364 self.__pxCursorX, self.__pxCursorY + self.__pxCursorWidth,
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
365 self.__pxCharWidth, self.__pxCursorWidth)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
366 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
367 self.__cursorRect = QRect(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
368 self.__pxCursorX, self.__pxCursorY - self.__pxCharHeight + 4,
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
369 self.__pxCursorWidth, self.__pxCharHeight)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
370
4656
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
371 # step 4: calculate position of ASCII cursor
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
372 x = self.__bPosCurrent % self.BYTES_PER_LINE
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
373 self.__cursorRectAscii = QRect(
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
374 self.__pxPosAsciiX + x * self.__pxCharWidth - 1,
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
375 self.__pxCursorY - self.__pxCharHeight + 4,
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
376 self.__pxCharWidth + 1, self.__pxCharHeight + 1)
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
377
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
378 # step 5: draw new cursors
4650
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parents:
diff changeset
379 self.__blink = True
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
380 self.viewport().update(self.__cursorRect)
4656
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
381 if self.__asciiArea:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
382 self.viewport().update(self.__cursorRectAscii)
4650
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
383 self.currentAddressChanged.emit(self.__bPosCurrent)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
384
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
385 def data(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
386 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
387 Public method to get the binary data.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
388
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
389 @return binary data
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
390 @rtype bytearray
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
391 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
392 return self.__chunks.data(0, -1)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
393
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
394 def setData(self, dataOrDevice):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
395 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
396 Public method to set the data to show.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
397
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
398 @param dataOrDevice byte array or device containing the data
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
399 @type bytearray, QByteArray or QIODevice
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
400 @return flag indicating success
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
401 @rtype bool
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
402 @exception TypeError raised to indicate a wrong parameter type
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
403 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
404 if isinstance(dataOrDevice, (bytearray, QByteArray)):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
405 self.__data = bytearray(dataOrDevice)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
406 self.__bData.setData(self.__data)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
407 return self.__setData(self.__bData)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
408 elif isinstance(dataOrDevice, QIODevice):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
409 return self.__setData(dataOrDevice)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
410 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
411 raise TypeError(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
412 "setData: parameter must be bytearray, "
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
413 "QByteArray or QIODevice")
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
414
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
415 def __setData(self, ioDevice):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
416 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
417 Private method to set the data to show.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
418
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
419 @param ioDevice device containing the data
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
420 @type QIODevice
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
421 @return flag indicating success
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
422 @rtype bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
423 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
424 ok = self.__chunks.setIODevice(ioDevice)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
425 self.__initialize()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
426 self.__dataChangedPrivate()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
427 return ok
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
428
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
429 def highlighting(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
430 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
431 Public method to get the highlighting state.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
432
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
433 @return highlighting state
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
434 @rtype bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
435 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
436 return self.__highlighting
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
437
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
438 def setHighlighting(self, on):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
439 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
440 Public method to set the highlighting state.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
441
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
442 @param on new highlighting state
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
443 @type bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
444 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
445 self.__highlighting = on
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
446 self.viewport().update()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
447
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
448 def highlightColors(self):
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
449 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
450 Public method to get the highlight colors.
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
451
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
452 @return highlight foreground and background colors
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
453 @rtype tuple of 2 QColor
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
454 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
455 return self.__highlightingPen.color(), self.__highlightingBrush.color()
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
456
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
457 def setHighlightColors(self, foreground, background):
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
458 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
459 Public method to set the highlight colors.
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
460
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
461 @param foreground highlight foreground color
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
462 @type QColor
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
463 @param background highlight background color
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
464 @type QColor
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
465 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
466 self.__highlightingPen = QPen(foreground)
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
467 self.__highlightingBrush = QBrush(background)
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
468 self.viewport().update()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
469
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
470 def overwriteMode(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
471 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
472 Public method to get the overwrite mode.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
473
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
474 @return overwrite mode
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
475 @rtype bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
476 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
477 return self.__overwriteMode
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
478
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
479 def setOverwriteMode(self, on):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
480 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
481 Public method to set the overwrite mode.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
482
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
483 @param on flag indicating the new overwrite mode
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
484 @type bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
485 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
486 self.__overwriteMode = on
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
487 self.overwriteModeChanged.emit(self.__overwriteMode)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
488
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
489 def selectionColors(self):
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
490 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
491 Public method to get the selection colors.
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
492
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
493 @return selection foreground and background colors
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
494 @rtype tuple of 2 QColor
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
495 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
496 return self.__selectionPen.color(), self.__selectionBrush.color()
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
497
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
498 def setSelectionColors(self, foreground, background):
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
499 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
500 Public method to set the selection colors.
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
501
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
502 @param foreground selection foreground color
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
503 @type QColor
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
504 @param background selection background color
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
505 @type QColor
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
506 """
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
507 self.__selectionPen = QPen(foreground)
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
508 self.__selectionBrush = QBrush(background)
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
509 self.viewport().update()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
510
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
511 def isReadOnly(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
512 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
513 Public method to test the read only state.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
514
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
515 @return flag indicating the read only state
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
516 @rtype bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
517 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
518 return self.__readOnly
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
519
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
520 def setReadOnly(self, on):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
521 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
522 Public method to set the read only state.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
523
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
524 @param on new read only state
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
525 @type bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
526 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
527 self.__readOnly = on
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
528 self.readOnlyChanged.emit(self.__readOnly)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
529
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
530 def font(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
531 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
532 Public method to get the font used to show the data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
533
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
534 @return font used to show the data
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
535 @rtype QFont
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
536 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
537 return super(HexEditWidget, self).font()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
538
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
539 def setFont(self, font):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
540 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
541 Public method to set the font used to show the data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
542
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
543 @param font font used to show the data
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
544 @type QFont
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
545 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
546 super(HexEditWidget, self).setFont(font)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
547 self.__pxCharWidth = self.fontMetrics().width("2")
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
548 self.__pxCharHeight = self.fontMetrics().height()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
549 self.__pxGapAdr = self.__pxCharWidth // 2
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
550 self.__pxGapAdrHex = self.__pxCharWidth
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
551 self.__pxGapHexAscii = 2 * self.__pxCharWidth
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
552 self.__pxCursorWidth = self.__pxCharHeight // 7
4656
ec546bd4ec56 Added a cursor to the ASCII area of the hex edit widget.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4652
diff changeset
553 self.__pxSelectionSub = self.fontMetrics().descent()
4658
d760763dcc4a Created a configuration page for the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4656
diff changeset
554 self.__adjust()
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
555 self.viewport().update()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
556
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
557 def dataAt(self, pos, count=-1):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
558 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
559 Public method to get data from a given position.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
560
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
561 @param pos position to get data from
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
562 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
563 @param count amount of bytes to get
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
564 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
565 @return requested data
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
566 @rtype bytearray
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
567 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
568 return bytearray(self.__chunks.data(pos, count))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
569
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
570 def write(self, device, pos=0, count=-1):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
571 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
572 Public method to write data from a given position to a device.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
573
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
574 @param device device to write to
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
575 @type QIODevice
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
576 @param pos position to start the write at
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
577 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
578 @param count amount of bytes to write
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
579 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
580 @return flag indicating success
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
581 @rtype bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
582 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
583 return self.__chunks.write(device, pos, count)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
584
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
585 def insert(self, pos, ch):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
586 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
587 Public method to insert a byte.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
588
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
589 @param pos position to insert the byte at
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
590 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
591 @param ch byte to insert
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
592 @type int in the range 0x00 to 0xff
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
593 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
594 assert ch in range(0, 256)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
595
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
596 self.__undoStack.insert(pos, ch)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
597 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
598
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
599 def remove(self, pos, length=1):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
600 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
601 Public method to remove bytes.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
602
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
603 @param pos position to remove bytes from
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
604 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
605 @param length amount of bytes to remove
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
606 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
607 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
608 self.__undoStack.removeAt(pos, length)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
609 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
610
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
611 def replace(self, pos, ch):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
612 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
613 Public method to replace a byte.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
614
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
615 @param pos position to replace the byte at
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
616 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
617 @param ch byte to replace with
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
618 @type int in the range 0x00 to 0xff
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
619 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
620 assert ch in range(0, 256)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
621
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
622 self.__undoStack.overwrite(pos, ch)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
623 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
624
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
625 def insertByteArray(self, pos, byteArray):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
626 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
627 Public method to insert bytes.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
628
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
629 @param pos position to insert the bytes at
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
630 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
631 @param byteArray bytes to be insert
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
632 @type bytearray or QByteArray
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
633 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
634 self.__undoStack.insertByteArray(pos, bytearray(byteArray))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
635 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
636
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
637 def replaceByteArray(self, pos, len, byteArray):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
638 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
639 Public method to replace bytes.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
640
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
641 @param pos position to replace the bytes at
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
642 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
643 @param len amount of bytes to replace
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
644 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
645 @param byteArray bytes to replace with
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
646 @type bytearray or QByteArray
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
647 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
648 self.__undoStack.overwriteByteArray(pos, len, bytearray(byteArray))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
649 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
651 def cursorPositionFromPoint(self, point):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
652 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
653 Public method to calculate a cursor position from a graphics position.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
654
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
655 @param point graphics position
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
656 @type QPoint
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
657 @return cursor position
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
658 @rtype int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
659 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
660 result = -1
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
661 if (point.x() >= self.__pxPosHexX) and (
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
662 point.x() < (self.__pxPosHexX + (1 + self.HEXCHARS_PER_LINE) *
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
663 self.__pxCharWidth)):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
664 x = (point.x() - self.__pxPosHexX - self.__pxCharWidth // 2) // \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
665 self.__pxCharWidth
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
666 x = (x // 3) * 2 + x % 3
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
667 y = ((point.y() - 3) // self.__pxCharHeight) * 2 * \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
668 self.BYTES_PER_LINE
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
669 result = self.__bPosFirst * 2 + x + y
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
670 return result
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
671
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
672 def ensureVisible(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
673 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
674 Public method to ensure, that the cursor is visible.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
675 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
676 if self.__cursorPosition < 2 * self.__bPosFirst:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
677 self.verticalScrollBar().setValue(
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
678 self.__cursorPosition // 2 // self.BYTES_PER_LINE)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
679 if self.__cursorPosition > (
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
680 (self.__bPosFirst + (self.__rowsShown - 1) *
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
681 self.BYTES_PER_LINE) * 2):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
682 self.verticalScrollBar().setValue(
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
683 self.__cursorPosition // 2 // self.BYTES_PER_LINE -
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
684 self.__rowsShown + 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
685 self.viewport().update()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
686
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
687 def indexOf(self, byteArray, start):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
688 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
689 Public method to find the first occurrence of a byte array in our data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
690
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
691 @param byteArray data to search for
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
692 @type bytearray or QByteArray
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
693 @param start start position of the search
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
694 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
695 @return position of match (or -1 if not found)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
696 @rtype int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
697 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
698 byteArray = bytearray(byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
699 pos = self.__chunks.indexOf(byteArray, start)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
700 if pos > -1:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
701 curPos = pos * 2
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
702 self.setCursorPosition(curPos + len(byteArray) * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
703 self.__resetSelection(curPos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
704 self.__setSelection(curPos + len(byteArray) * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
705 self.ensureVisible()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
706 return pos
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
707
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
708 def lastIndexOf(self, byteArray, start):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
709 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
710 Public method to find the last occurrence of a byte array in our data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
711
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
712 @param byteArray data to search for
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
713 @type bytearray or QByteArray
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
714 @param start start position of the search
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
715 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
716 @return position of match (or -1 if not found)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
717 @rtype int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
718 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
719 byteArray = bytearray(byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
720 pos = self.__chunks.lastIndexOf(byteArray, start)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
721 if pos > -1:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
722 curPos = pos * 2
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
723 self.setCursorPosition(curPos - 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
724 self.__resetSelection(curPos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
725 self.__setSelection(curPos + len(byteArray) * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
726 self.ensureVisible()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
727 return pos
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
728
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
729 def isModified(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
730 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
731 Public method to check for any modification.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
732
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
733 @return flag indicating a modified state
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
734 @rtype bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
735 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
736 return self.__modified
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
737
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
738 def setModified(self, modified, setCleanState=False):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
739 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
740 Public slot to set the modified flag.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
741
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
742 @param modified flag indicating the new modification status
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
743 @type bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
744 @param setCleanState flag indicating to set the undo stack to clean
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
745 @type bool
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
746 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
747 self.__modified = modified
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
748 self.dataChanged.emit(modified)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
749
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
750 if not modified and setCleanState:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
751 self.__undoStack.setClean()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
752
4659
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
753 def selectionToHexString(self):
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
754 """
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
755 Public method to get a hexadecimal representation of the selection.
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
756
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
757 @return hexadecimal representation of the selection
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
758 @rtype str
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
759 """
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
760 byteArray = self.__chunks.data(self.getSelectionBegin(),
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
761 self.__getSelectionLength())
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
762 return self.__toHex(byteArray).decode(encoding="ascii")
2863d05e83c6 Improved the search/replace history handling of the hex editor and added input validators.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4658
diff changeset
763
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
764 def selectionToReadableString(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
765 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
766 Public method to get a formatted representation of the selection.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
767
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
768 @return formatted representation of the selection
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
769 @rtype str
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
770 """
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
771 byteArray = self.__chunks.data(self.getSelectionBegin(),
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
772 self.__getSelectionLength())
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
773 return self.__toReadable(byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
774
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
775 def toReadableString(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
776 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
777 Public method to get a formatted representation of our data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
778
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
779 @return formatted representation of our data
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
780 @rtype str
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
781 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
782 byteArray = self.__chunks.data()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
783 return self.__toReadable(byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
784
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
785 @pyqtSlot()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
786 def redo(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
787 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
788 Public slot to redo the last operation.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
789 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
790 self.__undoStack.redo()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
791 self.setCursorPosition(self.__chunks.pos() * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
792 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
793
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
794 @pyqtSlot()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
795 def undo(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
796 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
797 Public slot to undo the last operation.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
798 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
799 self.__undoStack.undo()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
800 self.setCursorPosition(self.__chunks.pos() * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
801 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
802
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
803 @pyqtSlot()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
804 def revertToUnmodified(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
805 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
806 Public slot to revert all changes.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
807 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
808 cleanIndex = self.__undoStack.cleanIndex()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
809 if cleanIndex >= 0:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
810 self.__undoStack.setIndex(cleanIndex)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
811 self.setCursorPosition(self.__chunks.pos() * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
812 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
813
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
814 def editorCommand(self, cmd):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
815 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
816 Public method to execute an editor command sent by the eric
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
817 view manager.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
818
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
819 @param cmd QScintilla command
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
820 @type int
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
821 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
822 if self.__embedded:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
823 from PyQt5.Qsci import QsciScintilla
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
824
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
825 # Cursor movements
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
826 if cmd == QsciScintilla.SCI_CHARLEFT:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
827 self.moveCursorToPreviousChar()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
828 elif cmd == QsciScintilla.SCI_CHARRIGHT:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
829 self.moveCursorToNextChar()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
830 elif cmd == QsciScintilla.SCI_LINEEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
831 self.moveCursorToEndOfLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
832 elif cmd == QsciScintilla.SCI_VCHOME:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
833 self.moveCursorToStartOfLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
834 elif cmd == QsciScintilla.SCI_LINEUP:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
835 self.moveCursorToPreviousLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
836 elif cmd == QsciScintilla.SCI_LINEDOWN:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
837 self.moveCursorToNextLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
838 elif cmd == QsciScintilla.SCI_PAGEDOWN:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
839 self.moveCursorToNextPage()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
840 elif cmd == QsciScintilla.SCI_PAGEUP:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
841 self.moveCursorToPreviousPage()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
842 elif cmd == QsciScintilla.SCI_DOCUMENTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
843 self.moveCursorToEndOfDocument()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
844 elif cmd == QsciScintilla.SCI_DOCUMENTSTART:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
845 self.moveCursorToStartOfDocument()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
846
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
847 # Selection commands
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
848 elif cmd == QsciScintilla.SCI_CHARRIGHTEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
849 self.selectNextChar()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
850 elif cmd == QsciScintilla.SCI_CHARLEFTEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
851 self.selectPreviousChar()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
852 elif cmd == QsciScintilla.SCI_LINEENDEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
853 self.selectToEndOfLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
854 elif cmd == QsciScintilla.SCI_VCHOMEEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
855 self.selectToStartOfLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
856 elif cmd == QsciScintilla.SCI_LINEUPEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
857 self.selectPreviousLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
858 elif cmd == QsciScintilla.SCI_LINEDOWNEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
859 self.selectNextLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
860 elif cmd == QsciScintilla.SCI_PAGEDOWNEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
861 self.selectNextPage()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
862 elif cmd == QsciScintilla.SCI_PAGEUPEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
863 self.selectPreviousPage()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
864 elif cmd == QsciScintilla.SCI_DOCUMENTENDEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
865 self.selectEndOfDocument()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
866 elif cmd == QsciScintilla.SCI_DOCUMENTSTARTEXTEND:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
867 self.selectStartOfDocument()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
868 elif cmd == QsciScintilla.SCI_EDITTOGGLEOVERTYPE:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
869 self.setOverwriteMode(not self.overwriteMode())
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
870 self.setCursorPosition(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
871
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
872 # Edit commands
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
873 if not self.__readOnly:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
874 if cmd == QsciScintilla.SCI_CLEAR:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
875 self.deleteByte()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
876 elif cmd == QsciScintilla.SCI_DELETEBACK:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
877 self.deleteByteBack()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
878
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
879 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
880
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
881 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
882 ## Cursor movement commands
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
883 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
884
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
885 def moveCursorToNextChar(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
886 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
887 Public method to move the cursor to the next byte.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
888 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
889 self.setCursorPosition(self.__cursorPosition + 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
890 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
891
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
892 def moveCursorToPreviousChar(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
893 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
894 Public method to move the cursor to the previous byte.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
895 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
896 self.setCursorPosition(self.__cursorPosition - 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
897 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
898
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
899 def moveCursorToEndOfLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
900 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
901 Public method to move the cursor to the end of the current line.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
902 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
903 self.setCursorPosition(self.__cursorPosition |
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
904 (2 * self.BYTES_PER_LINE - 1))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
905 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
906
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
907 def moveCursorToStartOfLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
908 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
909 Public method to move the cursor to the beginning of the current line.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
910 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
911 self.setCursorPosition(
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
912 self.__cursorPosition -
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
913 (self.__cursorPosition % (2 * self.BYTES_PER_LINE)))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
914 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
915
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
916 def moveCursorToPreviousLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
917 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
918 Public method to move the cursor to the previous line.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
919 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
920 self.setCursorPosition(self.__cursorPosition - 2 * self.BYTES_PER_LINE)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
921 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
922
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
923 def moveCursorToNextLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
924 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
925 Public method to move the cursor to the next line.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
926 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
927 self.setCursorPosition(self.__cursorPosition + 2 * self.BYTES_PER_LINE)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
928 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
929
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
930 def moveCursorToNextPage(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
931 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
932 Public method to move the cursor to the next page.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
933 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
934 self.setCursorPosition(
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
935 self.__cursorPosition +
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
936 (self.__rowsShown - 1) * 2 * self.BYTES_PER_LINE)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
937 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
938
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
939 def moveCursorToPreviousPage(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
940 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
941 Public method to move the cursor to the previous page.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
942 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
943 self.setCursorPosition(
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
944 self.__cursorPosition -
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
945 (self.__rowsShown - 1) * 2 * self.BYTES_PER_LINE)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
946 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
947
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
948 def moveCursorToEndOfDocument(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
949 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
950 Public method to move the cursor to the end of the data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
951 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
952 self.setCursorPosition(self.__chunks.size() * 2)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
953 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
954
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
955 def moveCursorToStartOfDocument(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
956 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
957 Public method to move the cursor to the start of the data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
958 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
959 self.setCursorPosition(0)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
960 self.__resetSelection(self.__cursorPosition)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
961
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
962 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
963 ## Selection commands
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
964 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
965
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
966 def deselectAll(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
967 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
968 Public method to deselect all data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
969 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
970 self.__resetSelection(0)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
971 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
972
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
973 def selectAll(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
974 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
975 Public method to select all data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
976 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
977 self.__resetSelection(0)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
978 self.__setSelection(2 * self.__chunks.size() + 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
979 self.__refresh()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
980
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
981 def selectNextChar(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
982 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
983 Public method to extend the selection by one byte right.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
984 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
985 pos = self.__cursorPosition + 1
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
986 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
987 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
988
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
989 def selectPreviousChar(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
990 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
991 Public method to extend the selection by one byte left.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
992 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
993 pos = self.__cursorPosition - 1
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
994 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
995 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
996
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
997 def selectToEndOfLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
998 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
999 Public method to extend the selection to the end of line.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1000 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1001 pos = self.__cursorPosition - \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1002 (self.__cursorPosition % (2 * self.BYTES_PER_LINE)) + \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1003 2 * self.BYTES_PER_LINE
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1004 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1005 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1006
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1007 def selectToStartOfLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1008 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1009 Public method to extend the selection to the start of line.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1010 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1011 pos = self.__cursorPosition - \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1012 (self.__cursorPosition % (2 * self.BYTES_PER_LINE))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1013 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1014 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1015
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1016 def selectPreviousLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1017 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1018 Public method to extend the selection one line up.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1019 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1020 pos = self.__cursorPosition - 2 * self.BYTES_PER_LINE
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1021 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1022 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1023
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1024 def selectNextLine(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1025 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1026 Public method to extend the selection one line down.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1027 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1028 pos = self.__cursorPosition + 2 * self.BYTES_PER_LINE
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1029 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1030 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1031
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1032 def selectNextPage(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1033 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1034 Public method to extend the selection one page down.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1035 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1036 pos = self.__cursorPosition + \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1037 ((self.viewport().height() // self.__pxCharHeight) - 1) * \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1038 2 * self.BYTES_PER_LINE
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1039 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1040 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1041
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1042 def selectPreviousPage(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1043 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1044 Public method to extend the selection one page up.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1045 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1046 pos = self.__cursorPosition - \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1047 ((self.viewport().height() // self.__pxCharHeight) - 1) * \
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1048 2 * self.BYTES_PER_LINE
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1049 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1050 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1051
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1052 def selectEndOfDocument(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1053 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1054 Public method to extend the selection to the end of the data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1055 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1056 pos = self.__chunks.size() * 2
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1057 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1058 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1059
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1060 def selectStartOfDocument(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1061 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1062 Public method to extend the selection to the start of the data.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1063 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1064 pos = 0
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1065 self.setCursorPosition(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1066 self.__setSelection(pos)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1067
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1068 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1069 ## Edit commands
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1070 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1071
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1072 def cut(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1073 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1074 Public method to cut the selected bytes and move them to the clipboard.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1075 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1076 if not self.__readOnly:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1077 byteArray = self.__toHex(self.__chunks.data(
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1078 self.getSelectionBegin(), self.__getSelectionLength()))
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1079 idx = 32
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1080 while idx < len(byteArray):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1081 byteArray.insert(idx, "\n")
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1082 idx += 33
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1083 cb = QApplication.clipboard()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1084 cb.setText(byteArray.decode(encoding="latin1"))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1085 if self.__overwriteMode:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1086 length = self.__getSelectionLength()
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1087 self.replaceByteArray(self.getSelectionBegin(), length,
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1088 bytearray(length))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1089 else:
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1090 self.remove(self.getSelectionBegin(),
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1091 self.__getSelectionLength())
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1092 self.setCursorPosition(2 * self.getSelectionBegin())
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1093 self.__resetSelection(2 * self.getSelectionBegin())
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1094
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1095 def copy(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1096 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1097 Public method to copy the selected bytes to the clipboard.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1098 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1099 byteArray = self.__toHex(self.__chunks.data(
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1100 self.getSelectionBegin(), self.__getSelectionLength()))
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1101 idx = 32
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1102 while idx < len(byteArray):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1103 byteArray.insert(idx, "\n")
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1104 idx += 33
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1105 cb = QApplication.clipboard()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1106 cb.setText(byteArray.decode(encoding="latin1"))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1107
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1108 def paste(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1109 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1110 Public method to paste bytes from the clipboard.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1111 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1112 if not self.__readOnly:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1113 cb = QApplication.clipboard()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1114 byteArray = self.__fromHex(cb.text().encode(encoding="latin1"))
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1115 if self.__overwriteMode:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1116 self.replaceByteArray(self.__bPosCurrent, len(byteArray),
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1117 byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1118 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1119 self.insertByteArray(self.__bPosCurrent, byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1120 self.setCursorPosition(
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1121 self.__cursorPosition + 2 * len(byteArray))
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1122 self.__resetSelection(2 * self.getSelectionBegin())
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1123
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1124 def deleteByte(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1125 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1126 Public method to delete the current byte.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1127 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1128 if not self.__readOnly:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1129 if self.hasSelection():
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1130 self.__bPosCurrent = self.getSelectionBegin()
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1131 if self.__overwriteMode:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1132 byteArray = bytearray(self.__getSelectionLength())
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1133 self.replaceByteArray(self.__bPosCurrent, len(byteArray),
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1134 byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1135 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1136 self.remove(self.__bPosCurrent,
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1137 self.__getSelectionLength())
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1138 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1139 if self.__overwriteMode:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1140 self.replace(self.__bPosCurrent, 0)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1141 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1142 self.remove(self.__bPosCurrent, 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1143 self.setCursorPosition(2 * self.__bPosCurrent)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1144 self.__resetSelection(2 * self.__bPosCurrent)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1145
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1146 def deleteByteBack(self):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1147 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1148 Public method to delete the previous byte.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1149 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1150 if not self.__readOnly:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1151 if self.hasSelection():
4652
a88a2ba7a48a Added search and replace capability to the hex editor.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 4650
diff changeset
1152 self.__bPosCurrent = self.getSelectionBegin()
4650
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1153 self.setCursorPosition(2 * self.__bPosCurrent)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1154 if self.__overwriteMode:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1155 byteArray = bytearray(self.__getSelectionLength())
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1156 self.replaceByteArray(self.__bPosCurrent, len(byteArray),
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1157 byteArray)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1158 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1159 self.remove(self.__bPosCurrent,
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1160 self.__getSelectionLength())
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1161 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1162 self.__bPosCurrent -= 1
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1163 if self.__overwriteMode:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1164 self.replace(self.__bPosCurrent, 0)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1165 else:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1166 self.remove(self.__bPosCurrent, 1)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1167 self.setCursorPosition(2 * self.__bPosCurrent)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1168 self.__resetSelection(2 * self.__bPosCurrent)
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1169
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1170 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1171 ## Event handling methods
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1172 ####################################################
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1173
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1174 def keyPressEvent(self, evt):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1175 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1176 Protected method to handle key press events.
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1177
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1178 @param evt reference to the key event
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1179 @type QKeyEvent
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1180 """
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1181 if not self.__embedded:
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1182 # Cursor movements
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1183 if evt.matches(QKeySequence.MoveToNextChar):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1184 self.moveCursorToNextChar()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1185 elif evt.matches(QKeySequence.MoveToPreviousChar):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1186 self.moveCursorToPreviousChar()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1187 elif evt.matches(QKeySequence.MoveToEndOfLine):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1188 self.moveCursorToEndOfLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1189 elif evt.matches(QKeySequence.MoveToStartOfLine):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1190 self.moveCursorToStartOfLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1191 elif evt.matches(QKeySequence.MoveToPreviousLine):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1192 self.moveCursorToPreviousLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1193 elif evt.matches(QKeySequence.MoveToNextLine):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1194 self.moveCursorToNextLine()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1195 elif evt.matches(QKeySequence.MoveToNextPage):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1196 self.moveCursorToNextPage()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1197 elif evt.matches(QKeySequence.MoveToPreviousPage):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1198 self.moveCursorToPreviousPage()
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
1199 elif evt.matches(QKeySequence.MoveToEndOfDocument):
b1ca3bcde70b First commit for the new hex editor tool.
Detlev Offenbach <detlev@die-offe