diff -r 4e8b98454baa -r 800c432b34c8 eric7/Plugins/VcsPlugins/vcsPySvn/SvnBlameDialog.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/eric7/Plugins/VcsPlugins/vcsPySvn/SvnBlameDialog.py Sat May 15 18:45:04 2021 +0200 @@ -0,0 +1,150 @@ +# -*- coding: utf-8 -*- + +# Copyright (c) 2003 - 2021 Detlev Offenbach <detlev@die-offenbachs.de> +# + +""" +Module implementing a dialog to show the output of the svn blame command. +""" + +import os + +import pysvn + +from PyQt5.QtCore import Qt +from PyQt5.QtWidgets import ( + QHeaderView, QDialog, QDialogButtonBox, QTreeWidgetItem +) + +from E5Utilities.E5MutexLocker import E5MutexLocker + +from .SvnDialogMixin import SvnDialogMixin +from .Ui_SvnBlameDialog import Ui_SvnBlameDialog + +import Preferences + + +class SvnBlameDialog(QDialog, SvnDialogMixin, Ui_SvnBlameDialog): + """ + Class implementing a dialog to show the output of the svn blame command. + """ + def __init__(self, vcs, parent=None): + """ + Constructor + + @param vcs reference to the vcs object + @param parent parent widget (QWidget) + """ + super().__init__(parent) + self.setupUi(self) + SvnDialogMixin.__init__(self) + self.setWindowFlags(Qt.WindowType.Window) + + self.buttonBox.button( + QDialogButtonBox.StandardButton.Close).setEnabled(False) + self.buttonBox.button( + QDialogButtonBox.StandardButton.Cancel).setDefault(True) + + self.vcs = vcs + + self.blameList.headerItem().setText(self.blameList.columnCount(), "") + font = Preferences.getEditorOtherFonts("MonospacedFont") + self.blameList.setFont(font) + + self.client = self.vcs.getClient() + self.client.callback_cancel = self._clientCancelCallback + self.client.callback_get_login = self._clientLoginCallback + self.client.callback_ssl_server_trust_prompt = ( + self._clientSslServerTrustPromptCallback + ) + + def start(self, fn): + """ + Public slot to start the svn blame command. + + @param fn filename to show the blame for (string) + """ + self.blameList.clear() + self.errorGroup.hide() + self.activateWindow() + + dname, fname = self.vcs.splitPath(fn) + + cwd = os.getcwd() + os.chdir(dname) + try: + with E5MutexLocker(self.vcs.vcsExecutionMutex): + annotations = self.client.annotate(fname) + for annotation in annotations: + author = annotation["author"] + line = annotation["line"] + self.__generateItem( + annotation["revision"].number, author, + annotation["number"] + 1, line) + except pysvn.ClientError as e: + self.__showError(e.args[0] + '\n') + self.__finish() + os.chdir(cwd) + + def __finish(self): + """ + Private slot called when the process finished or the user pressed the + button. + """ + self.buttonBox.button( + QDialogButtonBox.StandardButton.Close).setEnabled(True) + self.buttonBox.button( + QDialogButtonBox.StandardButton.Cancel).setEnabled(False) + self.buttonBox.button( + QDialogButtonBox.StandardButton.Close).setDefault(True) + + self.__resizeColumns() + + self._cancel() + + def on_buttonBox_clicked(self, button): + """ + Private slot called by a button of the button box clicked. + + @param button button that was clicked (QAbstractButton) + """ + if button == self.buttonBox.button( + QDialogButtonBox.StandardButton.Close + ): + self.close() + elif button == self.buttonBox.button( + QDialogButtonBox.StandardButton.Cancel + ): + self.__finish() + + def __resizeColumns(self): + """ + Private method to resize the list columns. + """ + self.blameList.header().resizeSections( + QHeaderView.ResizeMode.ResizeToContents) + + def __generateItem(self, revision, author, lineno, text): + """ + Private method to generate a blame item in the blame list. + + @param revision revision string (string) + @param author author of the change (string) + @param lineno linenumber (string) + @param text line of text from the annotated file (string) + """ + itm = QTreeWidgetItem( + self.blameList, + ["{0:d}".format(revision), author, "{0:d}".format(lineno), text]) + itm.setTextAlignment(0, Qt.AlignmentFlag.AlignRight) + itm.setTextAlignment(2, Qt.AlignmentFlag.AlignRight) + + def __showError(self, msg): + """ + Private slot to show an error message. + + @param msg error message to show (string) + """ + self.errorGroup.show() + self.errors.insertPlainText(msg) + self.errors.ensureCursorVisible()