Plugins/VcsPlugins/vcsSubversion/SvnPropListDialog.py

Sun, 19 Jun 2011 19:36:27 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 19 Jun 2011 19:36:27 +0200
changeset 1131
7781e396c903
parent 1112
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child 1509
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permissions
-rw-r--r--

Changed the code to use super() to access the superclass.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2003 - 2011 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 a dialog to show the output of the svn proplist command process.
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8 """
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9
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10 from PyQt4.QtCore import QTimer, QProcess, QRegExp, Qt
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11 from PyQt4.QtGui import QWidget, QHeaderView, QDialogButtonBox, QTreeWidgetItem
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13 from E5Gui import E5MessageBox
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14
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15 from .Ui_SvnPropListDialog import Ui_SvnPropListDialog
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16
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17 import Preferences
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19
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20 class SvnPropListDialog(QWidget, Ui_SvnPropListDialog):
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21 """
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22 Class implementing a dialog to show the output of the svn proplist command process.
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23 """
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24 def __init__(self, vcs, parent=None):
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25 """
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26 Constructor
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27
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28 @param vcs reference to the vcs object
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29 @param parent parent widget (QWidget)
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30 """
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31 super().__init__(parent)
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32 self.setupUi(self)
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33
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34 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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35 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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36
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37 self.process = QProcess()
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38 self.vcs = vcs
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39
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40 self.propsList.headerItem().setText(self.propsList.columnCount(), "")
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41 self.propsList.header().setSortIndicator(0, Qt.AscendingOrder)
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42
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43 self.process.finished.connect(self.__procFinished)
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44 self.process.readyReadStandardOutput.connect(self.__readStdout)
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45 self.process.readyReadStandardError.connect(self.__readStderr)
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46
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47 self.rx_path = QRegExp(r"Properties on '([^']+)':\s*")
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48 self.rx_prop = QRegExp(r" (.*) : (.*)[\r\n]")
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49 self.lastPath = None
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50 self.lastProp = None
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51 self.propBuffer = ""
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52
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53 def __resort(self):
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54 """
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55 Private method to resort the tree.
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56 """
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57 self.propsList.sortItems(self.propsList.sortColumn(),
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58 self.propsList.header().sortIndicatorOrder())
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59
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60 def __resizeColumns(self):
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61 """
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62 Private method to resize the list columns.
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63 """
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64 self.propsList.header().resizeSections(QHeaderView.ResizeToContents)
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65 self.propsList.header().setStretchLastSection(True)
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66
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67 def __generateItem(self, path, propName, propValue):
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68 """
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69 Private method to generate a properties item in the properties list.
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70
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71 @param path file/directory name the property applies to (string)
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72 @param propName name of the property (string)
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73 @param propValue value of the property (string)
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74 """
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75 QTreeWidgetItem(self.propsList, [path, propName, propValue])
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76
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77 def closeEvent(self, e):
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78 """
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79 Private slot implementing a close event handler.
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80
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81 @param e close event (QCloseEvent)
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82 """
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83 if self.process is not None and \
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84 self.process.state() != QProcess.NotRunning:
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85 self.process.terminate()
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86 QTimer.singleShot(2000, self.process.kill)
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87 self.process.waitForFinished(3000)
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88
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89 e.accept()
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91 def start(self, fn, recursive=False):
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92 """
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93 Public slot to start the svn status command.
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94
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95 @param fn filename(s) (string or list of string)
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96 @param recursive flag indicating a recursive list is requested
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97 """
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98 self.errorGroup.hide()
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99
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100 self.process.kill()
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101
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102 args = []
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103 args.append('proplist')
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104 self.vcs.addArguments(args, self.vcs.options['global'])
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105 args.append('--verbose')
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106 if recursive:
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107 args.append('--recursive')
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108 if isinstance(fn, list):
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109 dname, fnames = self.vcs.splitPathList(fn)
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110 self.vcs.addArguments(args, fnames)
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111 else:
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112 dname, fname = self.vcs.splitPath(fn)
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113 args.append(fname)
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114
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115 self.process.setWorkingDirectory(dname)
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116
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117 self.process.start('svn', args)
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118 procStarted = self.process.waitForStarted()
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119 if not procStarted:
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120 E5MessageBox.critical(self,
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121 self.trUtf8('Process Generation Error'),
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122 self.trUtf8(
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123 'The process {0} could not be started. '
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124 'Ensure, that it is in the search path.'
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125 ).format('svn'))
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126
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127 def __finish(self):
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128 """
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129 Private slot called when the process finished or the user pressed the button.
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130 """
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131 if self.process is not None and \
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132 self.process.state() != QProcess.NotRunning:
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133 self.process.terminate()
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134 QTimer.singleShot(2000, self.process.kill)
0
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135 self.process.waitForFinished(3000)
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136
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137 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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138 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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139 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
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140
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141 self.process = None
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142 if self.lastProp:
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143 self.__generateItem(self.lastPath, self.lastProp, self.propBuffer)
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144
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145 self.__resort()
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146 self.__resizeColumns()
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147
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148 def on_buttonBox_clicked(self, button):
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149 """
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150 Private slot called by a button of the button box clicked.
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151
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152 @param button button that was clicked (QAbstractButton)
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153 """
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154 if button == self.buttonBox.button(QDialogButtonBox.Close):
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155 self.close()
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156 elif button == self.buttonBox.button(QDialogButtonBox.Cancel):
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157 self.__finish()
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158
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159 def __procFinished(self, exitCode, exitStatus):
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160 """
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161 Private slot connected to the finished signal.
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162
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163 @param exitCode exit code of the process (integer)
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164 @param exitStatus exit status of the process (QProcess.ExitStatus)
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165 """
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166 if self.lastPath is None:
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167 self.__generateItem('', 'None', '')
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168
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169 self.__finish()
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170
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171 def __readStdout(self):
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172 """
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173 Private slot to handle the readyReadStandardOutput signal.
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174
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175 It reads the output of the process, formats it and inserts it into
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176 the contents pane.
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177 """
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178 self.process.setReadChannel(QProcess.StandardOutput)
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179
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180 while self.process.canReadLine():
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181 s = str(self.process.readLine(),
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182 Preferences.getSystem("IOEncoding"),
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183 'replace')
0
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184 if self.rx_path.exactMatch(s):
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185 if self.lastProp:
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186 self.__generateItem(self.lastPath, self.lastProp, self.propBuffer)
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187 self.lastPath = self.rx_path.cap(1)
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188 self.lastProp = None
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189 self.propBuffer = ""
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190 elif self.rx_prop.exactMatch(s):
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191 if self.lastProp:
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192 self.__generateItem(self.lastPath, self.lastProp, self.propBuffer)
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193 self.lastProp = self.rx_prop.cap(1)
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194 self.propBuffer = self.rx_prop.cap(2)
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195 else:
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196 self.propBuffer += ' '
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197 self.propBuffer += s
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198
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199 def __readStderr(self):
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200 """
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parents:
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201 Private slot to handle the readyReadStandardError signal.
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202
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203 It reads the error output of the process and inserts it into the
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parents:
diff changeset
204 error pane.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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205 """
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parents:
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206 if self.process is not None:
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parents:
diff changeset
207 self.errorGroup.show()
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208 s = str(self.process.readAllStandardError(),
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parents: 791
diff changeset
209 Preferences.getSystem("IOEncoding"),
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parents: 0
diff changeset
210 'replace')
0
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parents:
diff changeset
211 self.errors.insertPlainText(s)
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diff changeset
212 self.errors.ensureCursorVisible()

eric ide

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