eric6/QScintilla/EditorAssembly.py

Tue, 27 Aug 2019 09:49:36 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Tue, 27 Aug 2019 09:49:36 +0200
changeset 7175
68f83a144355
parent 6942
2602857055c5
child 7229
53054eb5b15a
permissions
-rw-r--r--

EditorAssembly: fixed an issue causing the navigation combos not being populated for MicroPython.

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1 # -*- coding: utf-8 -*-
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2
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ad476851d7e0 Updated copyright for 2019.
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3 # Copyright (c) 2011 - 2019 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 the editor assembly widget containing the navigation
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8 combos and the editor widget.
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9 """
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10
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11 from __future__ import unicode_literals
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12
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13 from PyQt5.QtCore import QTimer
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14 from PyQt5.QtWidgets import QWidget, QGridLayout, QComboBox
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15
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16 import UI.PixmapCache
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17
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18
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19 class EditorAssembly(QWidget):
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20 """
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21 Class implementing the editor assembly widget containing the navigation
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22 combos and the editor widget.
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23 """
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24 def __init__(self, dbs, fn="", vm=None, filetype="", editor=None,
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25 tv=None):
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26 """
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27 Constructor
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28
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29 @param dbs reference to the debug server object
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30 @param fn name of the file to be opened (string). If it is None,
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31 a new (empty) editor is opened
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32 @param vm reference to the view manager object
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33 (ViewManager.ViewManager)
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34 @param filetype type of the source file (string)
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35 @param editor reference to an Editor object, if this is a cloned view
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36 @param tv reference to the task viewer object
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37 """
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38 super(EditorAssembly, self).__init__()
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39
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40 self.__layout = QGridLayout(self)
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41 self.__layout.setContentsMargins(0, 0, 0, 0)
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42 self.__layout.setSpacing(1)
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43
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44 from .EditorButtonsWidget import EditorButtonsWidget
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45 from .Editor import Editor
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46
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47 self.__editor = Editor(dbs, fn, vm, filetype, editor, tv)
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48 self.__buttonsWidget = EditorButtonsWidget(self.__editor, self)
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49 self.__globalsCombo = QComboBox()
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50 self.__membersCombo = QComboBox()
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51
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52 self.__layout.addWidget(self.__buttonsWidget, 1, 0, -1, 1)
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53 self.__layout.addWidget(self.__globalsCombo, 0, 1)
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54 self.__layout.addWidget(self.__membersCombo, 0, 2)
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55 self.__layout.addWidget(self.__editor, 1, 1, 1, -1)
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56
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57 self.__module = None
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59 self.__globalsCombo.activated[int].connect(self.__globalsActivated)
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60 self.__membersCombo.activated[int].connect(self.__membersActivated)
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61 self.__editor.cursorLineChanged.connect(self.__editorCursorLineChanged)
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62
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63 self.__shutdownTimerCalled = False
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64 self.__parseTimer = QTimer(self)
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65 self.__parseTimer.setSingleShot(True)
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66 self.__parseTimer.setInterval(5 * 1000)
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67 self.__parseTimer.timeout.connect(self.__parseEditor)
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68 self.__editor.textChanged.connect(self.__resetParseTimer)
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69 self.__editor.refreshed.connect(self.__resetParseTimer)
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70
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71 self.__selectedGlobal = ""
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72 self.__selectedMember = ""
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73 self.__globalsBoundaries = {}
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74 self.__membersBoundaries = {}
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75
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76 QTimer.singleShot(0, self.__parseEditor)
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77
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78 def shutdownTimer(self):
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79 """
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80 Public method to stop and disconnect the timer.
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81 """
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82 self.__parseTimer.stop()
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83 if not self.__shutdownTimerCalled:
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84 self.__parseTimer.timeout.disconnect(self.__parseEditor)
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85 self.__editor.textChanged.disconnect(self.__resetParseTimer)
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86 self.__editor.refreshed.disconnect(self.__resetParseTimer)
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87 self.__shutdownTimerCalled = True
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88
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89 def getEditor(self):
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90 """
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91 Public method to get the reference to the editor widget.
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92
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93 @return reference to the editor widget (Editor)
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94 """
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95 return self.__editor
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96
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97 def __globalsActivated(self, index, moveCursor=True):
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98 """
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99 Private method to jump to the line of the selected global entry and to
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100 populate the members combo box.
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101
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102 @param index index of the selected entry (integer)
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103 @keyparam moveCursor flag indicating to move the editor cursor
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104 (boolean)
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105 """
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106 # step 1: go to the line of the selected entry
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107 lineno = self.__globalsCombo.itemData(index)
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108 if lineno is not None:
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109 if moveCursor:
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110 txt = self.__editor.text(lineno - 1).rstrip()
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111 pos = len(txt.replace(txt.strip(), ""))
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112 self.__editor.gotoLine(
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113 lineno, pos if pos == 0 else pos + 1, True)
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114 self.__editor.setFocus()
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115
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116 # step 2: populate the members combo, if the entry is a class
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117 self.__membersCombo.clear()
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118 self.__membersBoundaries = {}
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119 self.__membersCombo.addItem("")
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120 memberIndex = 0
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121 entryName = self.__globalsCombo.itemText(index)
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122 if self.__module:
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123 if entryName in self.__module.classes:
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124 entry = self.__module.classes[entryName]
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125 elif entryName in self.__module.modules:
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126 entry = self.__module.modules[entryName]
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127 # step 2.0: add module classes
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128 items = {}
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129 for cl in entry.classes.values():
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130 if cl.isPrivate():
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131 icon = UI.PixmapCache.getIcon("class_private.png")
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132 elif cl.isProtected():
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133 icon = UI.PixmapCache.getIcon(
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134 "class_protected.png")
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135 else:
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136 icon = UI.PixmapCache.getIcon("class.png")
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137 items[cl.name] = (icon, cl.lineno, cl.endlineno)
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138 for key in sorted(items.keys()):
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139 itm = items[key]
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140 self.__membersCombo.addItem(itm[0], key, itm[1])
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141 memberIndex += 1
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142 self.__membersBoundaries[(itm[1], itm[2])] = \
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143 memberIndex
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144 else:
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145 return
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146
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147 # step 2.1: add class methods
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148 from Utilities.ModuleParser import Function
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149 items = {}
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150 for meth in entry.methods.values():
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151 if meth.modifier == Function.Static:
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152 icon = UI.PixmapCache.getIcon("method_static.png")
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153 elif meth.modifier == Function.Class:
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154 icon = UI.PixmapCache.getIcon("method_class.png")
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155 elif meth.isPrivate():
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156 icon = UI.PixmapCache.getIcon("method_private.png")
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157 elif meth.isProtected():
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158 icon = UI.PixmapCache.getIcon("method_protected.png")
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159 else:
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160 icon = UI.PixmapCache.getIcon("method.png")
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161 items[meth.name] = (icon, meth.lineno, meth.endlineno)
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162 for key in sorted(items.keys()):
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163 itm = items[key]
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164 self.__membersCombo.addItem(itm[0], key, itm[1])
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165 memberIndex += 1
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166 self.__membersBoundaries[(itm[1], itm[2])] = memberIndex
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167
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168 # step 2.2: add class instance attributes
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169 items = {}
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170 for attr in entry.attributes.values():
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171 if attr.isPrivate():
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172 icon = UI.PixmapCache.getIcon("attribute_private.png")
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173 elif attr.isProtected():
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174 icon = UI.PixmapCache.getIcon(
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175 "attribute_protected.png")
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176 else:
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177 icon = UI.PixmapCache.getIcon("attribute.png")
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178 items[attr.name] = (icon, attr.lineno)
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179 for key in sorted(items.keys()):
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180 itm = items[key]
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181 self.__membersCombo.addItem(itm[0], key, itm[1])
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182
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183 # step 2.3: add class attributes
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184 items = {}
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185 icon = UI.PixmapCache.getIcon("attribute_class.png")
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186 for glob in entry.globals.values():
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187 items[glob.name] = (icon, glob.lineno)
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188 for key in sorted(items.keys()):
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189 itm = items[key]
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190 self.__membersCombo.addItem(itm[0], key, itm[1])
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191
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192 def __membersActivated(self, index, moveCursor=True):
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193 """
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194 Private method to jump to the line of the selected members entry.
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195
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196 @param index index of the selected entry (integer)
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197 @keyparam moveCursor flag indicating to move the editor cursor
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198 (boolean)
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199 """
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200 lineno = self.__membersCombo.itemData(index)
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201 if lineno is not None and moveCursor:
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202 txt = self.__editor.text(lineno - 1).rstrip()
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203 pos = len(txt.replace(txt.strip(), ""))
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204 self.__editor.gotoLine(lineno, pos if pos == 0 else pos + 1,
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205 firstVisible=True, expand=True)
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206 self.__editor.setFocus()
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207
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208 def __resetParseTimer(self):
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209 """
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210 Private slot to reset the parse timer.
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211 """
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212 self.__parseTimer.stop()
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213 self.__parseTimer.start()
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214
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215 def __parseEditor(self):
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216 """
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217 Private method to parse the editor source and repopulate the globals
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218 combo.
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219 """
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220 from Utilities.ModuleParser import Module, getTypeFromTypeName
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221
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222 self.__module = None
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223 sourceType = getTypeFromTypeName(self.__editor.determineFileType())
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224 if sourceType != -1:
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225 src = self.__editor.text()
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226 if src:
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227 fn = self.__editor.getFileName()
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228 if fn is None:
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229 fn = ""
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230 self.__module = Module("", fn, sourceType)
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231 self.__module.scan(src)
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232
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233 # remember the current selections
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234 self.__selectedGlobal = self.__globalsCombo.currentText()
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235 self.__selectedMember = self.__membersCombo.currentText()
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236
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237 self.__globalsCombo.clear()
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238 self.__membersCombo.clear()
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239 self.__globalsBoundaries = {}
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240 self.__membersBoundaries = {}
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241
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242 self.__globalsCombo.addItem("")
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243 index = 0
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244
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245 # step 1: add modules
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246 items = {}
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247 for module in self.__module.modules.values():
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248 items[module.name] = (UI.PixmapCache.getIcon("module.png"),
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249 module.lineno, module.endlineno)
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250 for key in sorted(items.keys()):
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251 itm = items[key]
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252 self.__globalsCombo.addItem(itm[0], key, itm[1])
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253 index += 1
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254 self.__globalsBoundaries[(itm[1], itm[2])] = index
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255
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256 # step 2: add classes
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257 items = {}
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258 for cl in self.__module.classes.values():
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259 if cl.isPrivate():
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260 icon = UI.PixmapCache.getIcon("class_private.png")
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261 elif cl.isProtected():
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262 icon = UI.PixmapCache.getIcon("class_protected.png")
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263 else:
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264 icon = UI.PixmapCache.getIcon("class.png")
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265 items[cl.name] = (icon, cl.lineno, cl.endlineno)
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266 for key in sorted(items.keys()):
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267 itm = items[key]
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268 self.__globalsCombo.addItem(itm[0], key, itm[1])
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269 index += 1
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270 self.__globalsBoundaries[(itm[1], itm[2])] = index
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271
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272 # step 3: add functions
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273 items = {}
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274 for func in self.__module.functions.values():
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275 if func.isPrivate():
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276 icon = UI.PixmapCache.getIcon("method_private.png")
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277 elif func.isProtected():
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278 icon = UI.PixmapCache.getIcon("method_protected.png")
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279 else:
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280 icon = UI.PixmapCache.getIcon("method.png")
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281 items[func.name] = (icon, func.lineno, func.endlineno)
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282 for key in sorted(items.keys()):
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283 itm = items[key]
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284 self.__globalsCombo.addItem(itm[0], key, itm[1])
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285 index += 1
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286 self.__globalsBoundaries[(itm[1], itm[2])] = index
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287
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288 # step 4: add attributes
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289 items = {}
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290 for glob in self.__module.globals.values():
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291 if glob.isPrivate():
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292 icon = UI.PixmapCache.getIcon("attribute_private.png")
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293 elif glob.isProtected():
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294 icon = UI.PixmapCache.getIcon(
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295 "attribute_protected.png")
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296 else:
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297 icon = UI.PixmapCache.getIcon("attribute.png")
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298 items[glob.name] = (icon, glob.lineno)
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299 for key in sorted(items.keys()):
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300 itm = items[key]
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301 self.__globalsCombo.addItem(itm[0], key, itm[1])
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302
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303 # reset the currently selected entries without moving the
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304 # text cursor
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305 index = self.__globalsCombo.findText(self.__selectedGlobal)
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306 if index != -1:
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307 self.__globalsCombo.setCurrentIndex(index)
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308 self.__globalsActivated(index, moveCursor=False)
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309 index = self.__membersCombo.findText(self.__selectedMember)
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310 if index != -1:
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311 self.__membersCombo.setCurrentIndex(index)
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312 self.__membersActivated(index, moveCursor=False)
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313 else:
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314 self.__globalsCombo.clear()
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315 self.__membersCombo.clear()
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316 self.__globalsBoundaries = {}
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317 self.__membersBoundaries = {}
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318
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319 def __editorCursorLineChanged(self, lineno):
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320 """
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321 Private slot handling a line change of the cursor of the editor.
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322
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323 @param lineno line number of the cursor (integer)
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diff changeset
324 """
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325 lineno += 1 # cursor position is zero based, code info one based
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326
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327 # step 1: search in the globals
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328 indexFound = 0
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329 for (lower, upper), index in self.__globalsBoundaries.items():
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330 if upper == -1:
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331 upper = 1000000 # it is the last line
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332 if lower <= lineno <= upper:
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diff changeset
333 indexFound = index
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diff changeset
334 break
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diff changeset
335 self.__globalsCombo.setCurrentIndex(indexFound)
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336 self.__globalsActivated(indexFound, moveCursor=False)
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337
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diff changeset
338 # step 2: search in members
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diff changeset
339 indexFound = 0
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340 for (lower, upper), index in self.__membersBoundaries.items():
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341 if upper == -1:
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342 upper = 1000000 # it is the last line
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343 if lower <= lineno <= upper:
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344 indexFound = index
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345 break
6188
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diff changeset
346 self.__membersCombo.setCurrentIndex(indexFound)
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diff changeset
347 self.__membersActivated(indexFound, moveCursor=False)

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