Plugins/VcsPlugins/vcsMercurial/BookmarksExtension/HgBookmarksListDialog.py

Mon, 25 Mar 2013 03:11:06 +0100

author
T.Rzepka <Tobias.Rzepka@gmail.com>
date
Mon, 25 Mar 2013 03:11:06 +0100
branch
Py2 comp.
changeset 2525
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parent 2302
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child 2791
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permissions
-rw-r--r--

Script changes: Future import added, super calls modified and unicode behavior for str.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2011 - 2013 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 a list of bookmarks.
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8 """
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9
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10 from __future__ import unicode_literals # __IGNORE_WARNING__
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11 try:
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12 str = unicode
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13 except (NameError):
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14 pass
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15
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16 import os
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17
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18 from PyQt4.QtCore import pyqtSlot, QProcess, Qt, QTimer, QCoreApplication
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19 from PyQt4.QtGui import QDialog, QDialogButtonBox, QHeaderView, QTreeWidgetItem, \
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20 QLineEdit
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21
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22 from E5Gui import E5MessageBox
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23
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24 from .Ui_HgBookmarksListDialog import Ui_HgBookmarksListDialog
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25
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26 import Preferences
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27
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28
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29 class HgBookmarksListDialog(QDialog, Ui_HgBookmarksListDialog):
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30 """
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31 Class implementing a dialog to show a list of bookmarks.
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32 """
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33 def __init__(self, vcs, parent=None):
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34 """
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35 Constructor
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36
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37 @param vcs reference to the vcs object
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38 @param parent parent widget (QWidget)
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39 """
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40 super(HgBookmarksListDialog, self).__init__(parent)
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41 self.setupUi(self)
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42
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43 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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44 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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45
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46 self.process = QProcess()
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47 self.vcs = vcs
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48 self.__bookmarksList = None
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49 self.__hgClient = vcs.getClient()
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50
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51 self.bookmarksList.headerItem().setText(self.bookmarksList.columnCount(), "")
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52 self.bookmarksList.header().setSortIndicator(3, Qt.AscendingOrder)
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53
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54 self.process.finished.connect(self.__procFinished)
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55 self.process.readyReadStandardOutput.connect(self.__readStdout)
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56 self.process.readyReadStandardError.connect(self.__readStderr)
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57
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58 self.show()
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59 QCoreApplication.processEvents()
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60
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61 def closeEvent(self, e):
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62 """
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63 Private slot implementing a close event handler.
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64
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65 @param e close event (QCloseEvent)
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66 """
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67 if self.__hgClient:
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68 if self.__hgClient.isExecuting():
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69 self.__hgClient.cancel()
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70 else:
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71 if self.process is not None and \
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72 self.process.state() != QProcess.NotRunning:
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73 self.process.terminate()
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74 QTimer.singleShot(2000, self.process.kill)
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75 self.process.waitForFinished(3000)
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76
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77 e.accept()
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78
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79 def start(self, path, bookmarksList):
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80 """
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81 Public slot to start the bookmarks command.
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82
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83 @param path name of directory to be listed (string)
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84 @param bookmarksList reference to string list receiving the bookmarks
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85 (list of strings)
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86 """
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87 self.errorGroup.hide()
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88
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89 self.intercept = False
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90 self.activateWindow()
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91
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92 self.__bookmarksList = bookmarksList
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93 dname, fname = self.vcs.splitPath(path)
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94
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95 # find the root of the repo
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96 repodir = dname
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97 while not os.path.isdir(os.path.join(repodir, self.vcs.adminDir)):
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98 repodir = os.path.dirname(repodir)
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99 if os.path.splitdrive(repodir)[1] == os.sep:
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100 return
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101
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102 args = []
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103 args.append('bookmarks')
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104
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105 if self.__hgClient:
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106 self.inputGroup.setEnabled(False)
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107 self.inputGroup.hide()
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108
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109 out, err = self.__hgClient.runcommand(args)
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110 if err:
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111 self.__showError(err)
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112 if out:
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113 for line in out.splitlines():
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114 self.__processOutputLine(line)
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115 if self.__hgClient.wasCanceled():
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116 break
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117 self.__finish()
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118 else:
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119 self.process.kill()
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120 self.process.setWorkingDirectory(repodir)
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121
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122 self.process.start('hg', args)
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123 procStarted = self.process.waitForStarted()
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124 if not procStarted:
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125 self.inputGroup.setEnabled(False)
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126 self.inputGroup.hide()
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127 E5MessageBox.critical(self,
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128 self.trUtf8('Process Generation Error'),
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129 self.trUtf8(
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130 'The process {0} could not be started. '
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131 'Ensure, that it is in the search path.'
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132 ).format('hg'))
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133 else:
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134 self.inputGroup.setEnabled(True)
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135 self.inputGroup.show()
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136
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137 def __finish(self):
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138 """
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139 Private slot called when the process finished or the user pressed the button.
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140 """
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141 if self.process is not None and \
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142 self.process.state() != QProcess.NotRunning:
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143 self.process.terminate()
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144 QTimer.singleShot(2000, self.process.kill)
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145 self.process.waitForFinished(3000)
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146
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147 self.inputGroup.setEnabled(False)
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148 self.inputGroup.hide()
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149
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150 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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151 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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152 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
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153 self.buttonBox.button(QDialogButtonBox.Close).setFocus(Qt.OtherFocusReason)
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154
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155 self.process = None
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156
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157 if self.bookmarksList.topLevelItemCount() == 0:
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158 # no bookmarks defined
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159 self.__generateItem(self.trUtf8("no bookmarks defined"), "", "", "")
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160 self.__resizeColumns()
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161 self.__resort()
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162
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163 def on_buttonBox_clicked(self, button):
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164 """
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165 Private slot called by a button of the button box clicked.
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166
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167 @param button button that was clicked (QAbstractButton)
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168 """
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169 if button == self.buttonBox.button(QDialogButtonBox.Close):
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170 self.close()
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171 elif button == self.buttonBox.button(QDialogButtonBox.Cancel):
1251
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172 if self.__hgClient:
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173 self.__hgClient.cancel()
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174 else:
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175 self.__finish()
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176
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177 def __procFinished(self, exitCode, exitStatus):
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178 """
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179 Private slot connected to the finished signal.
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180
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181 @param exitCode exit code of the process (integer)
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182 @param exitStatus exit status of the process (QProcess.ExitStatus)
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183 """
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184 self.__finish()
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185
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186 def __resort(self):
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187 """
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188 Private method to resort the tree.
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189 """
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190 self.bookmarksList.sortItems(self.bookmarksList.sortColumn(),
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191 self.bookmarksList.header().sortIndicatorOrder())
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192
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193 def __resizeColumns(self):
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194 """
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195 Private method to resize the list columns.
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196 """
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197 self.bookmarksList.header().resizeSections(QHeaderView.ResizeToContents)
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198 self.bookmarksList.header().setStretchLastSection(True)
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199
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200 def __generateItem(self, revision, changeset, status, name):
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201 """
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202 Private method to generate a bookmark item in the bookmarks list.
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203
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204 @param revision revision of the bookmark (string)
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205 @param changeset changeset of the bookmark (string)
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206 @param status of the bookmark (string)
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207 @param name name of the bookmark (string)
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208 """
1640
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209 itm = QTreeWidgetItem(self.bookmarksList)
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diff changeset
210 itm.setData(0, Qt.DisplayRole, int(revision))
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diff changeset
211 itm.setData(1, Qt.DisplayRole, changeset)
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212 itm.setData(2, Qt.DisplayRole, status)
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213 itm.setData(3, Qt.DisplayRole, name)
1011
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214 itm.setTextAlignment(0, Qt.AlignRight)
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215 itm.setTextAlignment(1, Qt.AlignRight)
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216 itm.setTextAlignment(2, Qt.AlignHCenter)
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217
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218 def __readStdout(self):
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219 """
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220 Private slot to handle the readyReadStdout signal.
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221
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222 It reads the output of the process, formats it and inserts it into
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223 the contents pane.
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224 """
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parents:
diff changeset
225 self.process.setReadChannel(QProcess.StandardOutput)
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226
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227 while self.process.canReadLine():
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228 s = str(self.process.readLine(),
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diff changeset
229 Preferences.getSystem("IOEncoding"),
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diff changeset
230 'replace').strip()
1251
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231 self.__processOutputLine(s)
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232
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233 def __processOutputLine(self, line):
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234 """
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235 Private method to process the lines of output.
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236
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237 @param line output line to be processed (string)
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238 """
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239 l = line.split()
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diff changeset
240 if l[-1][0] in "1234567890":
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diff changeset
241 # last element is a rev:changeset
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242 rev, changeset = l[-1].split(":", 1)
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243 del l[-1]
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Detlev Offenbach <detlev@die-offenbachs.de>
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244 if l[0] == "*":
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Detlev Offenbach <detlev@die-offenbachs.de>
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245 status = "current"
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246 del l[0]
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Detlev Offenbach <detlev@die-offenbachs.de>
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247 else:
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Detlev Offenbach <detlev@die-offenbachs.de>
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248 status = ""
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249 name = " ".join(l)
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250 self.__generateItem(rev, changeset, status, name)
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diff changeset
251 if self.__bookmarksList is not None:
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diff changeset
252 self.__bookmarksList.append(name)
1011
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253
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parents:
diff changeset
254 def __readStderr(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 """
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parents:
diff changeset
256 Private slot to handle the readyReadStderr signal.
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parents:
diff changeset
257
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parents:
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258 It reads the error output of the process and inserts it into the
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parents:
diff changeset
259 error pane.
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parents:
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260 """
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parents:
diff changeset
261 if self.process is not None:
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parents:
diff changeset
262 s = str(self.process.readAllStandardError(),
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parents:
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263 Preferences.getSystem("IOEncoding"),
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Detlev Offenbach <detlev@die-offenbachs.de>
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264 'replace')
1251
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265 self.__showError(s)
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266
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267 def __showError(self, out):
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268 """
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269 Private slot to show some error.
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270
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271 @param out error to be shown (string)
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272 """
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273 self.errorGroup.show()
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274 self.errors.insertPlainText(out)
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275 self.errors.ensureCursorVisible()
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276
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277 def on_passwordCheckBox_toggled(self, isOn):
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278 """
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279 Private slot to handle the password checkbox toggled.
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280
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281 @param isOn flag indicating the status of the check box (boolean)
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282 """
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283 if isOn:
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284 self.input.setEchoMode(QLineEdit.Password)
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285 else:
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286 self.input.setEchoMode(QLineEdit.Normal)
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287
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288 @pyqtSlot()
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289 def on_sendButton_clicked(self):
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290 """
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291 Private slot to send the input to the subversion process.
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292 """
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293 input = self.input.text()
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294 input += os.linesep
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295
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296 if self.passwordCheckBox.isChecked():
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297 self.errors.insertPlainText(os.linesep)
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298 self.errors.ensureCursorVisible()
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299 else:
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300 self.errors.insertPlainText(input)
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301 self.errors.ensureCursorVisible()
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302
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303 self.process.write(input)
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304
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305 self.passwordCheckBox.setChecked(False)
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306 self.input.clear()
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307
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Detlev Offenbach <detlev@die-offenbachs.de>
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308 def on_input_returnPressed(self):
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parents:
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309 """
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parents:
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310 Private slot to handle the press of the return key in the input field.
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parents:
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311 """
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312 self.intercept = True
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313 self.on_sendButton_clicked()
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314
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315 def keyPressEvent(self, evt):
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parents:
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316 """
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Detlev Offenbach <detlev@die-offenbachs.de>
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317 Protected slot to handle a key press event.
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318
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319 @param evt the key press event (QKeyEvent)
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parents:
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320 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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321 if self.intercept:
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322 self.intercept = False
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Detlev Offenbach <detlev@die-offenbachs.de>
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323 evt.accept()
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Detlev Offenbach <detlev@die-offenbachs.de>
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324 return
2525
8b507a9a2d40 Script changes: Future import added, super calls modified and unicode behavior for str.
T.Rzepka <Tobias.Rzepka@gmail.com>
parents: 2302
diff changeset
325 super(HgBookmarksListDialog, self).keyPressEvent(evt)

eric ide

mercurial