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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2011 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 the Move Method dialog. |
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8 """ |
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9 |
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10 from PyQt4.QtCore import pyqtSlot |
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11 from PyQt4.QtGui import QDialogButtonBox, QAbstractButton |
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12 |
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13 from Ui_MoveMethodDialog import Ui_MoveMethodDialog |
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14 from RefactoringDialogBase import RefactoringDialogBase |
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15 |
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16 class MoveMethodDialog(RefactoringDialogBase, Ui_MoveMethodDialog): |
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17 """ |
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18 Class implementing the Move Method dialog. |
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19 """ |
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20 def __init__(self, refactoring, title, mover, parent=None): |
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21 """ |
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22 Constructor |
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23 |
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24 @param refactoring reference to the main refactoring object |
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25 (Refactoring) |
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26 @param title title of the dialog (string) |
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27 @param mover reference to the mover object |
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28 (rope.refactor.move.MoveMethod) |
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29 @param parent reference to the parent widget (QWidget) |
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30 """ |
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31 RefactoringDialogBase.__init__(self, refactoring, title, parent) |
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32 self.setupUi(self) |
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33 |
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34 self.__mover = mover |
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35 |
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36 self.__okButton = self.buttonBox.button(QDialogButtonBox.Ok) |
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37 self.__okButton.setEnabled(False) |
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38 self.__previewButton = self.buttonBox.addButton( |
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39 self.trUtf8("Preview"), QDialogButtonBox.ActionRole) |
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40 self.__previewButton.setDefault(True) |
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41 |
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42 self.methodEdit.setText(self.__mover.get_method_name()) |
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43 self.methodEdit.selectAll() |
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44 |
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45 @pyqtSlot(str) |
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46 def on_attributeEdit_textChanged(self, text): |
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47 """ |
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48 Private slot to react to changes of the attribute. |
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49 |
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50 @param text text entered into the edit (string) |
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51 """ |
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52 self.__updateUI() |
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53 |
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54 @pyqtSlot(str) |
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55 def on_methodEdit_textChanged(self, text): |
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56 """ |
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57 Private slot to react to changes of the attribute. |
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58 |
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59 @param text text entered into the edit (string) |
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60 """ |
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61 self.__updateUI() |
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62 |
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63 @pyqtSlot(QAbstractButton) |
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64 def on_buttonBox_clicked(self, button): |
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65 """ |
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66 Private slot to act on the button pressed. |
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67 |
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68 @param button reference to the button pressed (QAbstractButton) |
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69 """ |
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70 if button == self.__previewButton: |
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71 self.previewChanges() |
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72 elif button == self.__okButton: |
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73 self.applyChanges() |
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74 |
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75 def __updateUI(self): |
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76 """ |
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77 Private method to perform various UI updates. |
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78 """ |
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79 self.__okButton.setEnabled( |
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80 self.attributeEdit.text() != "" and \ |
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81 self.methodEdit.text() != "") |
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82 |
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83 def _calculateChanges(self, handle): |
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84 """ |
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85 Protected method to calculate the changes. |
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86 |
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87 @param handle reference to the task handle |
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88 (rope.base.taskhandle.TaskHandle) |
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89 @return reference to the Changes object (rope.base.change.ChangeSet) |
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90 """ |
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91 try: |
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92 newName = self.methodEdit.text() |
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93 if not newName: |
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94 newName = None |
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95 changes = self.__mover.get_changes(self.attributeEdit.text(), |
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96 newName, task_handle=handle) |
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97 return changes |
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98 except Exception as err: |
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99 self._refactoring.handleRopeError(err, self._title, handle) |
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100 return None |