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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2010 - 2022 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 re |
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11 |
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12 from PyQt6.QtCore import Qt, QCoreApplication |
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13 from PyQt6.QtWidgets import ( |
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14 QDialog, QDialogButtonBox, QHeaderView, QTreeWidgetItem |
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15 ) |
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16 |
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17 from .Ui_HgAnnotateDialog import Ui_HgAnnotateDialog |
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18 |
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19 import Preferences |
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20 |
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21 |
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22 class HgAnnotateDialog(QDialog, Ui_HgAnnotateDialog): |
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23 """ |
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24 Class implementing a dialog to show the output of the hg annotate command. |
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25 """ |
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26 def __init__(self, vcs, parent=None): |
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27 """ |
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28 Constructor |
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29 |
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30 @param vcs reference to the vcs object |
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31 @param parent parent widget (QWidget) |
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32 """ |
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33 super().__init__(parent) |
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34 self.setupUi(self) |
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35 self.setWindowFlags(Qt.WindowType.Window) |
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36 |
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37 self.buttonBox.button( |
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38 QDialogButtonBox.StandardButton.Close).setEnabled(False) |
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39 self.buttonBox.button( |
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40 QDialogButtonBox.StandardButton.Cancel).setDefault(True) |
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41 |
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42 self.vcs = vcs |
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43 self.__hgClient = vcs.getClient() |
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44 |
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45 self.__annotateRe = re.compile( |
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46 r"""(.+)\s+(\d+)\s+([0-9a-fA-F]+)\s+([0-9-]+)\s+(.+)""") |
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47 |
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48 self.annotateList.headerItem().setText( |
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49 self.annotateList.columnCount(), "") |
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50 font = Preferences.getEditorOtherFonts("MonospacedFont") |
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51 self.annotateList.setFont(font) |
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52 |
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53 self.show() |
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54 QCoreApplication.processEvents() |
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55 |
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56 def closeEvent(self, e): |
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57 """ |
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58 Protected slot implementing a close event handler. |
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59 |
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60 @param e close event (QCloseEvent) |
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61 """ |
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62 if self.__hgClient.isExecuting(): |
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63 self.__hgClient.cancel() |
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64 |
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65 e.accept() |
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66 |
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67 def start(self, fn): |
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68 """ |
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69 Public slot to start the annotate command. |
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70 |
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71 @param fn filename to show the annotation for (string) |
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72 """ |
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73 self.annotateList.clear() |
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74 self.errorGroup.hide() |
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75 self.intercept = False |
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76 self.activateWindow() |
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77 self.lineno = 1 |
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78 |
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79 args = self.vcs.initCommand("annotate") |
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80 args.append('--follow') |
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81 args.append('--user') |
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82 args.append('--date') |
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83 args.append('--number') |
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84 args.append('--changeset') |
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85 args.append('--quiet') |
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86 args.append(fn) |
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87 |
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88 out, err = self.__hgClient.runcommand(args) |
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89 if err: |
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90 self.__showError(err) |
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91 if out: |
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92 for line in out.splitlines(): |
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93 self.__processOutputLine(line) |
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94 if self.__hgClient.wasCanceled(): |
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95 break |
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96 self.__finish() |
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97 |
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98 def __finish(self): |
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99 """ |
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100 Private slot called when the process finished or the user pressed |
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101 the button. |
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102 """ |
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103 self.buttonBox.button( |
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104 QDialogButtonBox.StandardButton.Close).setEnabled(True) |
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105 self.buttonBox.button( |
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106 QDialogButtonBox.StandardButton.Cancel).setEnabled(False) |
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107 self.buttonBox.button( |
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108 QDialogButtonBox.StandardButton.Close).setDefault(True) |
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109 self.buttonBox.button( |
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110 QDialogButtonBox.StandardButton.Close).setFocus( |
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111 Qt.FocusReason.OtherFocusReason) |
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112 |
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113 self.__resizeColumns() |
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114 |
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115 def on_buttonBox_clicked(self, button): |
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116 """ |
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117 Private slot called by a button of the button box clicked. |
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118 |
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119 @param button button that was clicked (QAbstractButton) |
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120 """ |
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121 if button == self.buttonBox.button( |
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122 QDialogButtonBox.StandardButton.Close |
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123 ): |
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124 self.close() |
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125 elif button == self.buttonBox.button( |
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126 QDialogButtonBox.StandardButton.Cancel |
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127 ): |
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128 if self.__hgClient: |
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129 self.__hgClient.cancel() |
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130 else: |
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131 self.__finish() |
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132 |
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133 def __resizeColumns(self): |
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134 """ |
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135 Private method to resize the list columns. |
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136 """ |
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137 self.annotateList.header().resizeSections( |
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138 QHeaderView.ResizeMode.ResizeToContents) |
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139 |
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140 def __generateItem(self, revision, changeset, author, date, text): |
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141 """ |
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142 Private method to generate an annotate item in the annotation list. |
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143 |
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144 @param revision revision string (string) |
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145 @param changeset changeset string (string) |
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146 @param author author of the change (string) |
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147 @param date date of the change (string) |
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148 @param text text of the change (string) |
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149 """ |
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150 itm = QTreeWidgetItem( |
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151 self.annotateList, |
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152 [revision, changeset, author, date, "{0:d}".format(self.lineno), |
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153 text]) |
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154 self.lineno += 1 |
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155 itm.setTextAlignment(0, Qt.AlignmentFlag.AlignRight) |
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156 itm.setTextAlignment(4, Qt.AlignmentFlag.AlignRight) |
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157 |
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158 def __processOutputLine(self, line): |
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159 """ |
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160 Private method to process the lines of output. |
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161 |
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162 @param line output line to be processed (string) |
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163 """ |
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164 try: |
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165 info, text = line.split(": ", 1) |
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166 except ValueError: |
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167 info = line[:-2] |
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168 text = "" |
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169 match = self.__annotateRe.match(info) |
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170 author, rev, changeset, date, file = match.groups() |
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171 self.__generateItem(rev.strip(), changeset.strip(), author.strip(), |
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172 date.strip(), text) |
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173 |
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174 def __showError(self, out): |
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175 """ |
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176 Private slot to show some error. |
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177 |
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178 @param out error to be shown (string) |
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179 """ |
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180 self.errorGroup.show() |
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181 self.errors.insertPlainText(out) |
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182 self.errors.ensureCursorVisible() |