Plugins/VcsPlugins/vcsMercurial/HgAnnotateDialog.py

Wed, 31 Aug 2011 19:28:49 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 31 Aug 2011 19:28:49 +0200
changeset 1256
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parent 1250
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child 1260
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permissions
-rw-r--r--

Refined the Mercurial command server interface.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2010 - 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 hg annotate command.
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8 """
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9
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10 import os
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11
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12 from PyQt4.QtCore import pyqtSlot, QProcess, QTimer, Qt
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13 from PyQt4.QtGui import QDialog, QDialogButtonBox, QFont, QHeaderView, \
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14 QTreeWidgetItem, QLineEdit
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15
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16 from E5Gui import E5MessageBox
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17
178
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18 from .Ui_HgAnnotateDialog import Ui_HgAnnotateDialog
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19
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20 import Preferences
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21 import Utilities
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22
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23
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24 class HgAnnotateDialog(QDialog, Ui_HgAnnotateDialog):
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25 """
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26 Class implementing a dialog to show the output of the hg annotate command.
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27 """
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28 def __init__(self, vcs, parent=None):
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29 """
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30 Constructor
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31
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32 @param vcs reference to the vcs object
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33 @param parent parent widget (QWidget)
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34 """
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35 super().__init__(parent)
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36 self.setupUi(self)
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37
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38 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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39 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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40
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41 self.vcs = vcs
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42 self.__hgClient = vcs.getClient()
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43
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44 self.annotateList.headerItem().setText(self.annotateList.columnCount(), "")
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45 font = QFont(self.annotateList.font())
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46 if Utilities.isWindowsPlatform():
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47 font.setFamily("Lucida Console")
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48 else:
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49 font.setFamily("Monospace")
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50 self.annotateList.setFont(font)
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51
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52 self.__ioEncoding = Preferences.getSystem("IOEncoding")
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53
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54 if self.__hgClient:
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55 self.process = None
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56 else:
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57 self.process = QProcess()
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58 self.process.finished.connect(self.__procFinished)
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59 self.process.readyReadStandardOutput.connect(self.__readStdout)
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60 self.process.readyReadStandardError.connect(self.__readStderr)
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61
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62 def closeEvent(self, e):
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63 """
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64 Private slot implementing a close event handler.
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65
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66 @param e close event (QCloseEvent)
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67 """
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68 if self.__hgClient:
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69 if self.__hgClient.isExecuting():
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70 self.__hgClient.cancel()
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71 else:
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72 if self.process is not None and \
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73 self.process.state() != QProcess.NotRunning:
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74 self.process.terminate()
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75 QTimer.singleShot(2000, self.process.kill)
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76 self.process.waitForFinished(3000)
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77
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78 e.accept()
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79
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80 def start(self, fn):
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81 """
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82 Public slot to start the annotate command.
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83
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84 @param fn filename to show the log for (string)
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85 """
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86 self.errorGroup.hide()
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87 self.intercept = False
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88 self.activateWindow()
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89 self.lineno = 1
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90
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91 dname, fname = self.vcs.splitPath(fn)
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92
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93 # find the root of the repo
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94 repodir = dname
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95 while not os.path.isdir(os.path.join(repodir, self.vcs.adminDir)):
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96 repodir = os.path.dirname(repodir)
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97 if repodir == os.sep:
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98 return
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99
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100 args = []
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101 args.append('annotate')
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102 args.append('--follow')
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103 args.append('--user')
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104 args.append('--date')
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105 args.append('--number')
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106 args.append('--changeset')
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107 args.append('--quiet')
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108 args.append(fn)
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109
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110 if self.__hgClient:
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111 self.inputGroup.setEnabled(False)
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112 self.inputGroup.hide()
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113
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114 out, err = self.__hgClient.runcommand(args)
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115 if err:
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116 self.__showError(err)
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117 if out:
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118 for line in out.splitlines():
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119 self.__processOutputLine(line)
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120 if self.__hgClient.wasCanceled():
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121 break
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122 self.__finish()
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123 else:
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124 self.process.kill()
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125 self.process.setWorkingDirectory(repodir)
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126
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127 self.process.start('hg', args)
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128 procStarted = self.process.waitForStarted()
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129 if not procStarted:
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130 self.inputGroup.setEnabled(False)
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131 self.inputGroup.hide()
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132 E5MessageBox.critical(self,
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133 self.trUtf8('Process Generation Error'),
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134 self.trUtf8(
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135 'The process {0} could not be started. '
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136 'Ensure, that it is in the search path.'
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137 ).format('hg'))
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138 else:
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139 self.inputGroup.setEnabled(True)
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140 self.inputGroup.show()
178
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141
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142 def __finish(self):
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143 """
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144 Private slot called when the process finished or the user pressed the button.
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145 """
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146 if self.process is not None and \
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147 self.process.state() != QProcess.NotRunning:
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148 self.process.terminate()
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149 QTimer.singleShot(2000, self.process.kill)
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150 self.process.waitForFinished(3000)
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151
221
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152 self.inputGroup.setEnabled(False)
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153 self.inputGroup.hide()
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parents: 178
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154
178
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155 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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156 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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157 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
221
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158 self.buttonBox.button(QDialogButtonBox.Close).setFocus(Qt.OtherFocusReason)
178
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159
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160 self.process = None
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161
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162 self.annotateList.doItemsLayout()
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163 self.__resizeColumns()
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164
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165 def on_buttonBox_clicked(self, button):
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166 """
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167 Private slot called by a button of the button box clicked.
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168
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169 @param button button that was clicked (QAbstractButton)
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170 """
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171 if button == self.buttonBox.button(QDialogButtonBox.Close):
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172 self.close()
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173 elif button == self.buttonBox.button(QDialogButtonBox.Cancel):
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174 if self.__hgClient:
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175 self.__hgClient.cancel()
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176 else:
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177 self.__finish()
178
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178
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179 def __procFinished(self, exitCode, exitStatus):
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180 """
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181 Private slot connected to the finished signal.
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182
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183 @param exitCode exit code of the process (integer)
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184 @param exitStatus exit status of the process (QProcess.ExitStatus)
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185 """
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186 self.__finish()
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187
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188 def __resizeColumns(self):
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189 """
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parents:
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190 Private method to resize the list columns.
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191 """
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192 self.annotateList.header().resizeSections(QHeaderView.ResizeToContents)
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193
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194 def __generateItem(self, revision, changeset, author, date, text):
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195 """
734
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196 Private method to generate an annotate item in the annotation list.
178
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197
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198 @param revision revision string (string)
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199 @param changeset changeset string (string)
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200 @param author author of the change (string)
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parents:
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201 @param date date of the tag (string)
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202 @param name name (path) of the tag (string)
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203 """
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204 itm = QTreeWidgetItem(self.annotateList,
417
459855d3066e Did some more string format conversions.
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parents: 221
diff changeset
205 [revision, changeset, author, date, "{0:d}".format(self.lineno), text])
178
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206 self.lineno += 1
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207 itm.setTextAlignment(0, Qt.AlignRight)
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208 itm.setTextAlignment(4, Qt.AlignRight)
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209
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210 def __readStdout(self):
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211 """
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parents:
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212 Private slot to handle the readyReadStdout signal.
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213
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214 It reads the output of the process, formats it and inserts it into
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parents:
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215 the annotation list.
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216 """
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parents:
diff changeset
217 self.process.setReadChannel(QProcess.StandardOutput)
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218
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parents:
diff changeset
219 while self.process.canReadLine():
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diff changeset
220 s = str(self.process.readLine(), self.__ioEncoding, 'replace').strip()
1241
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diff changeset
221 self.__processOutputLine(s)
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222
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223 def __processOutputLine(self, line):
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224 """
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Detlev Offenbach <detlev@die-offenbachs.de>
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225 Private method to process the lines of output.
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226
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227 @param line output line to be processed (string)
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228 """
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Detlev Offenbach <detlev@die-offenbachs.de>
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229 try:
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230 info, text = line.split(": ", 1)
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diff changeset
231 except ValueError:
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232 info = line[:-2]
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Detlev Offenbach <detlev@die-offenbachs.de>
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233 text = ""
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diff changeset
234 author, rev, changeset, date, file = info.split()
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parents: 1131
diff changeset
235 self.__generateItem(rev, changeset, author, date, text)
178
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236
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parents:
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237 def __readStderr(self):
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parents:
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238 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239 Private slot to handle the readyReadStderr signal.
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240
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parents:
diff changeset
241 It reads the error output of the process and inserts it into the
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 error pane.
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parents:
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243 """
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parents:
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244 if self.process is not None:
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diff changeset
245 s = str(self.process.readAllStandardError(),
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parents: 791
diff changeset
246 Preferences.getSystem("IOEncoding"),
178
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
247 'replace')
1241
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diff changeset
248 self.__showError(s)
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249
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Detlev Offenbach <detlev@die-offenbachs.de>
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250 def __showError(self, out):
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
251 """
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Detlev Offenbach <detlev@die-offenbachs.de>
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252 Private slot to show some error.
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Detlev Offenbach <detlev@die-offenbachs.de>
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253
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diff changeset
254 @param out error to be shown (string)
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diff changeset
255 """
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
256 self.errorGroup.show()
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
257 self.errors.insertPlainText(out)
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diff changeset
258 self.errors.ensureCursorVisible()
178
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parents:
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259
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parents:
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260 def on_passwordCheckBox_toggled(self, isOn):
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261 """
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262 Private slot to handle the password checkbox toggled.
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263
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264 @param isOn flag indicating the status of the check box (boolean)
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265 """
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266 if isOn:
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267 self.input.setEchoMode(QLineEdit.Password)
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268 else:
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269 self.input.setEchoMode(QLineEdit.Normal)
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270
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271 @pyqtSlot()
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272 def on_sendButton_clicked(self):
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273 """
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274 Private slot to send the input to the subversion process.
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275 """
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276 input = self.input.text()
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277 input += os.linesep
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278
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279 if self.passwordCheckBox.isChecked():
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280 self.errors.insertPlainText(os.linesep)
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281 self.errors.ensureCursorVisible()
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282 else:
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283 self.errors.insertPlainText(input)
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284 self.errors.ensureCursorVisible()
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285
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286 self.process.write(input)
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287
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288 self.passwordCheckBox.setChecked(False)
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289 self.input.clear()
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290
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291 def on_input_returnPressed(self):
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292 """
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293 Private slot to handle the press of the return key in the input field.
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294 """
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295 self.intercept = True
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296 self.on_sendButton_clicked()
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297
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298 def keyPressEvent(self, evt):
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299 """
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300 Protected slot to handle a key press event.
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301
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302 @param evt the key press event (QKeyEvent)
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303 """
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304 if self.intercept:
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305 self.intercept = False
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306 evt.accept()
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307 return
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308 super().keyPressEvent(evt)

eric ide

mercurial