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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2003 - 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 svn blame 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 import pysvn |
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13 |
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14 from PyQt6.QtCore import Qt |
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15 from PyQt6.QtWidgets import ( |
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16 QHeaderView, QDialog, QDialogButtonBox, QTreeWidgetItem |
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17 ) |
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18 |
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19 from EricUtilities.EricMutexLocker import EricMutexLocker |
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20 |
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21 from .SvnDialogMixin import SvnDialogMixin |
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22 from .Ui_SvnBlameDialog import Ui_SvnBlameDialog |
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23 |
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24 import Preferences |
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25 |
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26 |
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27 class SvnBlameDialog(QDialog, SvnDialogMixin, Ui_SvnBlameDialog): |
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28 """ |
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29 Class implementing a dialog to show the output of the svn blame command. |
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30 """ |
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31 def __init__(self, vcs, parent=None): |
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32 """ |
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33 Constructor |
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34 |
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35 @param vcs reference to the vcs object |
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36 @param parent parent widget (QWidget) |
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37 """ |
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38 super().__init__(parent) |
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39 self.setupUi(self) |
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40 SvnDialogMixin.__init__(self) |
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41 self.setWindowFlags(Qt.WindowType.Window) |
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42 |
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43 self.buttonBox.button( |
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44 QDialogButtonBox.StandardButton.Close).setEnabled(False) |
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45 self.buttonBox.button( |
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46 QDialogButtonBox.StandardButton.Cancel).setDefault(True) |
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47 |
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48 self.vcs = vcs |
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49 |
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50 self.blameList.headerItem().setText(self.blameList.columnCount(), "") |
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51 font = Preferences.getEditorOtherFonts("MonospacedFont") |
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52 self.blameList.setFont(font) |
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53 |
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54 self.client = self.vcs.getClient() |
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55 self.client.callback_cancel = self._clientCancelCallback |
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56 self.client.callback_get_login = self._clientLoginCallback |
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57 self.client.callback_ssl_server_trust_prompt = ( |
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58 self._clientSslServerTrustPromptCallback |
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59 ) |
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60 |
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61 def start(self, fn): |
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62 """ |
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63 Public slot to start the svn blame command. |
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64 |
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65 @param fn filename to show the blame for (string) |
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66 """ |
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67 self.blameList.clear() |
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68 self.errorGroup.hide() |
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69 self.activateWindow() |
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70 |
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71 dname, fname = self.vcs.splitPath(fn) |
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72 |
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73 cwd = os.getcwd() |
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74 os.chdir(dname) |
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75 try: |
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76 with EricMutexLocker(self.vcs.vcsExecutionMutex): |
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77 annotations = self.client.annotate(fname) |
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78 for annotation in annotations: |
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79 author = annotation["author"] |
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80 line = annotation["line"] |
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81 self.__generateItem( |
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82 annotation["revision"].number, author, |
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83 annotation["number"] + 1, line) |
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84 except pysvn.ClientError as e: |
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85 self.__showError(e.args[0] + '\n') |
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86 self.__finish() |
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87 os.chdir(cwd) |
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88 |
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89 def __finish(self): |
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90 """ |
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91 Private slot called when the process finished or the user pressed the |
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92 button. |
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93 """ |
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94 self.buttonBox.button( |
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95 QDialogButtonBox.StandardButton.Close).setEnabled(True) |
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96 self.buttonBox.button( |
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97 QDialogButtonBox.StandardButton.Cancel).setEnabled(False) |
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98 self.buttonBox.button( |
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99 QDialogButtonBox.StandardButton.Close).setDefault(True) |
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100 |
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101 self.__resizeColumns() |
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102 |
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103 self._cancel() |
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104 |
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105 def on_buttonBox_clicked(self, button): |
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106 """ |
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107 Private slot called by a button of the button box clicked. |
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108 |
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109 @param button button that was clicked (QAbstractButton) |
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110 """ |
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111 if button == self.buttonBox.button( |
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112 QDialogButtonBox.StandardButton.Close |
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113 ): |
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114 self.close() |
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115 elif button == self.buttonBox.button( |
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116 QDialogButtonBox.StandardButton.Cancel |
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117 ): |
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118 self.__finish() |
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119 |
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120 def __resizeColumns(self): |
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121 """ |
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122 Private method to resize the list columns. |
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123 """ |
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124 self.blameList.header().resizeSections( |
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125 QHeaderView.ResizeMode.ResizeToContents) |
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126 |
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127 def __generateItem(self, revision, author, lineno, text): |
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128 """ |
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129 Private method to generate a blame item in the blame list. |
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130 |
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131 @param revision revision string (string) |
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132 @param author author of the change (string) |
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133 @param lineno linenumber (string) |
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134 @param text line of text from the annotated file (string) |
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135 """ |
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136 itm = QTreeWidgetItem( |
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137 self.blameList, |
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138 ["{0:d}".format(revision), author, "{0:d}".format(lineno), text]) |
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139 itm.setTextAlignment(0, Qt.AlignmentFlag.AlignRight) |
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140 itm.setTextAlignment(2, Qt.AlignmentFlag.AlignRight) |
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141 |
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142 def __showError(self, msg): |
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143 """ |
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144 Private slot to show an error message. |
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145 |
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146 @param msg error message to show (string) |
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147 """ |
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148 self.errorGroup.show() |
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149 self.errors.insertPlainText(msg) |
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150 self.errors.ensureCursorVisible() |