diff -r 3be1b4662b48 -r 2e2463ef1aae RefactoringRope/HistoryDialog.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/RefactoringRope/HistoryDialog.py Sat Jan 29 19:16:29 2011 +0100
@@ -0,0 +1,139 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2011 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing the History dialog.
+"""
+
+from PyQt4.QtCore import Qt, pyqtSlot
+from PyQt4.QtGui import QDialogButtonBox, QListWidgetItem, QMessageBox, \
+ QApplication
+
+from E5Gui import E5MessageBox
+from E5Gui.E5Application import e5App
+
+from PreviewDialogBase import PreviewDialogBase
+from ProgressHandle import ProgressHandle
+
+import Utilities
+
+class HistoryDialog(PreviewDialogBase):
+ """
+ Class implementing the History dialog.
+ """
+ ChangeIDRole = Qt.UserRole
+
+ def __init__(self, refactoring, changes, isUndo, parent = None):
+ """
+ Constructor
+
+ @param refactoring reference to the main refactoring object
+ (Refactoring)
+ @param changes list of ChangeSet objects
+ (list of rope.base.change.ChangeSet)
+ @param isUndo flag indicating an undo history dialog (boolean)
+ @param parent reference to the parent widget (QWidget)
+ """
+ PreviewDialogBase.__init__(self, parent)
+
+ self.__refactoring = refactoring
+ self.__isUndo = isUndo
+
+ if self.__isUndo:
+ self.__actionButton = self.buttonBox.addButton(
+ self.trUtf8("&Undo"),
+ QDialogButtonBox.AcceptRole)
+ self.description.setText(self.trUtf8("Undoable Changes"))
+ title = self.trUtf8("Undo History")
+ else:
+ self.__actionButton = self.buttonBox.addButton(
+ self.trUtf8("&Redo"),
+ QDialogButtonBox.AcceptRole)
+ self.description.setText(self.trUtf8("Redoable Changes"))
+ title = self.trUtf8("Redo History")
+ self.buttonBox.addButton(QDialogButtonBox.Close)
+ self.setWindowTitle(title)
+
+ # populate the list
+ self.__changes = {}
+ for change in changes:
+ self.__changes[id(change)] = change
+ itm = QListWidgetItem(str(change), self.changesList)
+ itm.setData(HistoryDialog.ChangeIDRole, id(change))
+ if self.changesList.count() > 0:
+ self.changesList.item(0).setSelected(True)
+
+ @pyqtSlot(QListWidgetItem, QListWidgetItem)
+ def on_changesList_currentItemChanged(self, current, previous):
+ """
+ Private slot called when a change is selected.
+
+ @param current reference to the new current item (QListWidgetItem)
+ @param previous reference to the old current item (QListWidgetItem)
+ """
+ if current is None:
+ return
+
+ self.previewEdit.clear()
+ id = current.data(HistoryDialog.ChangeIDRole)
+ change = self.__changes[id]
+ for line in change.get_description().splitlines(True):
+ try:
+ format = self.formats[line[0]]
+ except (IndexError, KeyError):
+ format = self.formats[' ']
+ self._appendText(line, format)
+
+ def accept(self):
+ """
+ Public slot to undo the selected set of changes.
+ """
+ id = self.changesList.currentItem()\
+ .data(HistoryDialog.ChangeIDRole)
+ change = self.__changes[id]
+
+ if self.__isUndo:
+ res = E5MessageBox.question(None,
+ self.trUtf8("Undo refactorings"),
+ self.trUtf8("""Shall all refactorings up to <b>{0}</b>"""
+ """ be undone?""")\
+ .format(Utilities.html_encode(str(change))),
+ QMessageBox.StandardButtons(\
+ QMessageBox.No | \
+ QMessageBox.Yes),
+ QMessageBox.No)
+ else:
+ res = E5MessageBox.question(None,
+ self.trUtf8("Redo refactorings"),
+ self.trUtf8("""Shall all refactorings up to <b>{0}</b>"""
+ """ be redone?""")\
+ .format(Utilities.html_encode(str(change))),
+ QMessageBox.StandardButtons(\
+ QMessageBox.No | \
+ QMessageBox.Yes),
+ QMessageBox.No)
+ if res == QMessageBox.Yes:
+ if not self.__refactoring.confirmAllBuffersSaved():
+ return
+
+ handle = ProgressHandle(change.description, False, self)
+ handle.show()
+ QApplication.processEvents()
+ if self.__isUndo:
+ self.__refactoring.getProject().history.undo(
+ change, task_handle=handle)
+ else:
+ self.__refactoring.getProject().history.redo(
+ change, task_handle=handle)
+ handle.reset()
+
+ self.__refactoring.refreshEditors(change)
+ p = e5App().getObject("Project")
+ if p.isDirty():
+ p.saveProject()
+
+ PreviewDialogBase.accept(self)
+ else:
+ self.reject()
