UI/LogView.py

Tue, 01 May 2012 18:01:13 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Tue, 01 May 2012 18:01:13 +0200
changeset 1830
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parent 1829
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child 2302
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permissions
-rw-r--r--

Added the capability to search in the output of the terminal window.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2006 - 2012 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 log viewer widget and the log widget.
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8 """
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9
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10 from PyQt4.QtCore import Qt, pyqtSignal
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11 from PyQt4.QtGui import QTextEdit, QBrush, QApplication, QMenu, QTextCursor, QWidget, \
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12 QHBoxLayout, QTextDocument
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14 from E5Gui.E5Application import e5App
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16 from .SearchWidget import SearchWidget
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17
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18 import UI.PixmapCache
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19 import Preferences
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21
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22 class LogViewer(QWidget):
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23 """
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24 Class implementing the containing widget for the log viewer.
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25 """
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26 def __init__(self, parent=None):
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27 """
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28 Constructor
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29
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30 @param parent reference to the parent widget (QWidget)
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31 """
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32 super().__init__(parent)
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33
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34 self.setWindowIcon(UI.PixmapCache.getIcon("eric.png"))
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35
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36 self.__logViewer = LogViewerEdit(self)
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37 self.__searchWidget = SearchWidget(self.__logViewer, self)
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38 self.__searchWidget.hide()
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39
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40 self.__layout = QHBoxLayout(self)
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41 self.__layout.setContentsMargins(1, 1, 1, 1)
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42 self.__layout.addWidget(self.__logViewer)
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43 self.__layout.addWidget(self.__searchWidget)
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44
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45 self.__searchWidget.searchNext.connect(self.__logViewer.searchNext)
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46 self.__searchWidget.searchPrevious.connect(self.__logViewer.searchPrev)
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47 self.__logViewer.searchStringFound.connect(self.__searchWidget.searchStringFound)
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48
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49 def appendToStdout(self, txt):
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50 """
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51 Public slot to appand text to the "stdout" tab.
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52
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53 @param txt text to be appended (string)
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54 """
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55 self.__logViewer.appendToStdout(txt)
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56
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57 def appendToStderr(self, txt):
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58 """
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59 Public slot to appand text to the "stderr" tab.
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60
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61 @param txt text to be appended (string)
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62 """
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63 self.__logViewer.appendToStderr(txt)
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64
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65 def preferencesChanged(self):
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66 """
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67 Public slot to handle a change of the preferences.
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68 """
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69 self.__logViewer.preferencesChanged()
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70
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71 def showFind(self, txt=""):
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72 """
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73 Public method to display the search widget.
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74
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75 @param txt text to be shown in the combo (string)
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76 """
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77 self.__searchWidget.showFind(txt)
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78
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79
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80 class LogViewerEdit(QTextEdit):
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81 """
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82 Class providing a specialized text edit for displaying logging information.
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83
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84 @signal searchStringFound(found) emitted to indicate the search result (boolean)
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85 """
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86 searchStringFound = pyqtSignal(bool)
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87
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88 def __init__(self, parent=None):
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89 """
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90 Constructor
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91
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92 @param parent reference to the parent widget (QWidget)
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93 """
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94 super().__init__(parent)
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95 self.setAcceptRichText(False)
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96 self.setLineWrapMode(QTextEdit.NoWrap)
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97 self.setReadOnly(True)
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98
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99 self.__mainWindow = parent
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100 self.__lastSearch = ()
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101
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102 # create the context menu
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103 self.__menu = QMenu(self)
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104 self.__menu.addAction(self.trUtf8('Clear'), self.clear)
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105 self.__menu.addAction(self.trUtf8('Copy'), self.copy)
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106 self.__menu.addSeparator()
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107 self.__menu.addAction(self.trUtf8('Find'), self.__find)
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108 self.__menu.addSeparator()
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109 self.__menu.addAction(self.trUtf8('Select All'), self.selectAll)
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110 self.__menu.addSeparator()
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111 self.__menu.addAction(self.trUtf8("Configure..."), self.__configure)
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112
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113 self.setContextMenuPolicy(Qt.CustomContextMenu)
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114 self.customContextMenuRequested.connect(self.__handleShowContextMenu)
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115
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116 self.cNormalFormat = self.currentCharFormat()
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117 self.cErrorFormat = self.currentCharFormat()
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118 self.cErrorFormat.setForeground(QBrush(Preferences.getUI("LogStdErrColour")))
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119
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120 def __handleShowContextMenu(self, coord):
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121 """
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122 Private slot to show the context menu.
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123
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124 @param coord the position of the mouse pointer (QPoint)
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125 """
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126 coord = self.mapToGlobal(coord)
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parents:
diff changeset
127 self.__menu.popup(coord)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
128
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parents: 791
diff changeset
129 def __appendText(self, txt, error=False):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
130 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
131 Public method to append text to the end.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
132
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
133 @param txt text to insert (string)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
134 @param error flag indicating to insert error text (boolean)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
135 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
136 tc = self.textCursor()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
137 tc.movePosition(QTextCursor.End)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
138 self.setTextCursor(tc)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 if error:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
140 self.setCurrentCharFormat(self.cErrorFormat)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
141 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
142 self.setCurrentCharFormat(self.cNormalFormat)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
143 self.insertPlainText(txt)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
144 self.ensureCursorVisible()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
145
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
146 def appendToStdout(self, txt):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
147 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148 Public slot to appand text to the "stdout" tab.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
149
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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150 @param txt text to be appended (string)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 """
945
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
152 self.__appendText(txt, error=False)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
153 QApplication.processEvents()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
154
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155 def appendToStderr(self, txt):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
156 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157 Public slot to appand text to the "stderr" tab.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 @param txt text to be appended (string)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 """
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
161 self.__appendText(txt, error=True)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 QApplication.processEvents()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
163
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 def preferencesChanged(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
166 Public slot to handle a change of the preferences.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
167 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168 self.cErrorFormat.setForeground(QBrush(Preferences.getUI("LogStdErrColour")))
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
169
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
170 def __configure(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
171 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
172 Private method to open the configuration dialog.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 """
97
c4086afea02b Finished cleaning up the code supported by py3flakes.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 55
diff changeset
174 e5App().getObject("UserInterface").showPreferences("interfacePage")
1823
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parents: 1509
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175
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
176 def __find(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
177 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
178 Private slot to show the find widget.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
179 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
180 txt = self.textCursor().selectedText()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
181 self.__mainWindow.showFind(txt)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
182
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
183 def searchNext(self, txt, caseSensitive, wholeWord):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
184 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
185 Public method to search the next occurrence of the given text.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
186 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
187 self.__lastSearch = (txt, caseSensitive, wholeWord)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
188 flags = QTextDocument.FindFlags()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
189 if caseSensitive:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
190 flags |= QTextDocument.FindCaseSensitively
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
191 if wholeWord:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
192 flags |= QTextDocument.FindWholeWords
1830
f2fccb8c2ab4 Added the capability to search in the output of the terminal window.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1829
diff changeset
193 ok = self.find(txt, flags)
f2fccb8c2ab4 Added the capability to search in the output of the terminal window.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1829
diff changeset
194 self.searchStringFound.emit(ok)
1823
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parents: 1509
diff changeset
195
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
196 def searchPrev(self, txt, caseSensitive, wholeWord):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
197 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
198 Public method to search the previous occurrence of the given text.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
199 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
200 self.__lastSearch = (txt, caseSensitive, wholeWord)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
201 flags = QTextDocument.FindFlags(QTextDocument.FindBackward)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
202 if caseSensitive:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
203 flags |= QTextDocument.FindCaseSensitively
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
204 if wholeWord:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
205 flags |= QTextDocument.FindWholeWords
1830
f2fccb8c2ab4 Added the capability to search in the output of the terminal window.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1829
diff changeset
206 ok = self.find(txt, flags)
f2fccb8c2ab4 Added the capability to search in the output of the terminal window.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1829
diff changeset
207 self.searchStringFound.emit(ok)
1823
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
208
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
209 def keyPressEvent(self, evt):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
210 """
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
211 Protected method handling key press events.
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
212
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
213 @param evt key press event (QKeyEvent)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
214 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
215 if evt.modifiers() == Qt.ControlModifier:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
216 if evt.key() == Qt.Key_F:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
217 self.__find()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
218 evt.accept()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
219 return
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
220 elif evt.key() == Qt.Key_C:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
221 self.copy()
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
222 evt.accept()
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
223 return
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
224 elif evt.key() == Qt.Key_A:
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
225 self.selectAll()
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
226 evt.accept()
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
227 return
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
228 elif evt.modifiers() == Qt.NoModifier:
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
229 if evt.key() == Qt.Key_F3 and self.__lastSearch:
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
230 self.searchNext(*self.__lastSearch)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
231 evt.accept()
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
232 return
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
233 elif evt.modifiers() == Qt.ShiftModifier and self.__lastSearch:
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
234 if evt.key() == Qt.Key_F3 and self.__lastSearch:
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
235 self.searchPrev(*self.__lastSearch)
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
236 evt.accept()
21d988eaf1bf Added the capability to search in the recorded log of the log viewer.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1509
diff changeset
237 return

eric ide

mercurial