eric6/Plugins/VcsPlugins/vcsMercurial/HgAnnotateDialog.py

Wed, 30 Dec 2020 11:00:44 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 30 Dec 2020 11:00:44 +0100
branch
maintenance
changeset 7924
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parent 7370
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child 7970
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permissions
-rw-r--r--

Updated copyright for 2021.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2010 - 2021 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 import re
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12
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13 from PyQt5.QtCore import Qt, QCoreApplication
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14 from PyQt5.QtWidgets import (
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15 QDialog, QDialogButtonBox, QHeaderView, QTreeWidgetItem
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16 )
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17
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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
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22
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23 class HgAnnotateDialog(QDialog, Ui_HgAnnotateDialog):
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24 """
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25 Class implementing a dialog to show the output of the hg annotate command.
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26 """
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27 def __init__(self, vcs, parent=None):
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28 """
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29 Constructor
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30
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31 @param vcs reference to the vcs object
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32 @param parent parent widget (QWidget)
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33 """
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34 super(HgAnnotateDialog, self).__init__(parent)
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35 self.setupUi(self)
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36 self.setWindowFlags(Qt.Window)
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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.__annotateRe = re.compile(
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45 r"""(.+)\s+(\d+)\s+([0-9a-fA-F]+)\s+([0-9-]+)\s+(.+)""")
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46
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47 self.annotateList.headerItem().setText(
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48 self.annotateList.columnCount(), "")
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49 font = Preferences.getEditorOtherFonts("MonospacedFont")
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50 self.annotateList.setFont(font)
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51
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52 self.show()
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53 QCoreApplication.processEvents()
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54
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55 def closeEvent(self, e):
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56 """
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57 Protected slot implementing a close event handler.
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58
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59 @param e close event (QCloseEvent)
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60 """
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61 if self.__hgClient.isExecuting():
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62 self.__hgClient.cancel()
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63
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64 e.accept()
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65
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66 def start(self, fn):
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67 """
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68 Public slot to start the annotate command.
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69
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70 @param fn filename to show the annotation for (string)
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71 """
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72 self.annotateList.clear()
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73 self.errorGroup.hide()
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74 self.intercept = False
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75 self.activateWindow()
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76 self.lineno = 1
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77
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78 dname, fname = self.vcs.splitPath(fn)
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79
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80 # find the root of the repo
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81 repodir = dname
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82 while not os.path.isdir(os.path.join(repodir, self.vcs.adminDir)):
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83 repodir = os.path.dirname(repodir)
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84 if os.path.splitdrive(repodir)[1] == os.sep:
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85 return
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86
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87 args = self.vcs.initCommand("annotate")
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88 args.append('--follow')
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89 args.append('--user')
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90 args.append('--date')
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91 args.append('--number')
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92 args.append('--changeset')
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93 args.append('--quiet')
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94 args.append(fn)
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95
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96 out, err = self.__hgClient.runcommand(args)
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97 if err:
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98 self.__showError(err)
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99 if out:
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100 for line in out.splitlines():
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101 self.__processOutputLine(line)
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102 if self.__hgClient.wasCanceled():
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103 break
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104 self.__finish()
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105
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106 def __finish(self):
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107 """
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108 Private slot called when the process finished or the user pressed
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109 the button.
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110 """
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111 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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112 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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113 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
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114 self.buttonBox.button(QDialogButtonBox.Close).setFocus(
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115 Qt.OtherFocusReason)
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116
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117 self.__resizeColumns()
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118
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119 def on_buttonBox_clicked(self, button):
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120 """
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121 Private slot called by a button of the button box clicked.
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122
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123 @param button button that was clicked (QAbstractButton)
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124 """
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125 if button == self.buttonBox.button(QDialogButtonBox.Close):
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126 self.close()
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127 elif button == self.buttonBox.button(QDialogButtonBox.Cancel):
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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()
178
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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(QHeaderView.ResizeToContents)
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138
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139 def __generateItem(self, revision, changeset, author, date, text):
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140 """
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141 Private method to generate an annotate item in the annotation list.
178
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142
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143 @param revision revision string (string)
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144 @param changeset changeset string (string)
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145 @param author author of the change (string)
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146 @param date date of the change (string)
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147 @param text text of the change (string)
178
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148 """
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149 itm = QTreeWidgetItem(
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150 self.annotateList,
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151 [revision, changeset, author, date, "{0:d}".format(self.lineno),
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152 text])
178
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153 self.lineno += 1
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154 itm.setTextAlignment(0, Qt.AlignRight)
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155 itm.setTextAlignment(4, Qt.AlignRight)
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156
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157 def __processOutputLine(self, line):
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158 """
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159 Private method to process the lines of output.
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160
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161 @param line output line to be processed (string)
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162 """
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163 try:
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164 info, text = line.split(": ", 1)
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165 except ValueError:
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166 info = line[:-2]
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167 text = ""
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168 match = self.__annotateRe.match(info)
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169 author, rev, changeset, date, file = match.groups()
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170 self.__generateItem(rev.strip(), changeset.strip(), author.strip(),
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171 date.strip(), text)
178
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172
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173 def __showError(self, out):
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174 """
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175 Private slot to show some error.
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176
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177 @param out error to be shown (string)
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178 """
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179 self.errorGroup.show()
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180 self.errors.insertPlainText(out)
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181 self.errors.ensureCursorVisible()

eric ide

mercurial