RefactoringRope/ChangeOccurrencesDialog.py

changeset 3
3be1b4662b48
child 20
83b71483e198
equal deleted inserted replaced
2:fc72a5b922a6 3:3be1b4662b48
1 # -*- coding: utf-8 -*-
2
3 # Copyright (c) 2011 Detlev Offenbach <detlev@die-offenbachs.de>
4 #
5
6 """
7 Module implementing the Change Occurrences dialog.
8 """
9
10 from PyQt4.QtCore import pyqtSlot
11 from PyQt4.QtGui import QDialogButtonBox, QAbstractButton
12
13 from Ui_ChangeOccurrencesDialog import Ui_ChangeOccurrencesDialog
14 from RefactoringDialogBase import RefactoringDialogBase
15
16 class ChangeOccurrencesDialog(RefactoringDialogBase,
17 Ui_ChangeOccurrencesDialog):
18 """
19 Class implementing the Change Occurrences dialog.
20 """
21 def __init__(self, refactoring, title, renamer, parent = None):
22 """
23 Constructor
24
25 @param refactoring reference to the main refactoring object
26 (Refactoring)
27 @param title title of the dialog (string)
28 @param renamer reference to the renamer object
29 (rope.refactor.rename.Rename)
30 @param parent reference to the parent widget (QWidget)
31 """
32 RefactoringDialogBase.__init__(self, refactoring, title, parent)
33 self.setupUi(self)
34
35 self.__renamer = renamer
36
37 self.__okButton = self.buttonBox.button(QDialogButtonBox.Ok)
38 self.__okButton.setEnabled(False)
39 self.__previewButton = self.buttonBox.addButton(
40 self.trUtf8("Preview"), QDialogButtonBox.ActionRole)
41 self.__previewButton.setDefault(True)
42
43 @pyqtSlot(str)
44 def on_replaceEdit_textChanged(self, text):
45 """
46 Private slot to react to changes of the new name.
47
48 @param text text entered into the edit (string)
49 """
50 self.__okButton.setEnabled(text != "")
51
52 @pyqtSlot(QAbstractButton)
53 def on_buttonBox_clicked(self, button):
54 """
55 Private slot to act on the button pressed.
56
57 @param button reference to the button pressed (QAbstractButton)
58 """
59 if button == self.__previewButton:
60 self.previewChanges()
61 elif button == self.__okButton:
62 self.applyChanges()
63
64 def _calculateChanges(self, handle):
65 """
66 Protected method to calculate the changes.
67
68 @param handle reference to the task handle
69 (rope.base.taskhandle.TaskHandle)
70 @return reference to the Changes object (rope.base.change.ChangeSet)
71 """
72 try:
73 changes = self.__renamer.get_changes(self.replaceEdit.text(),
74 only_calls=self.onlyCallsCheckBox.isChecked(),
75 reads=self.readsCheckBox.isChecked(),
76 writes=self.writesCheckBox.isChecked())
77 return changes
78 except Exception as err:
79 self._refactoring.handleRopeError(err, self._title, handle)
80 return None

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