Mercurial Repositories > eric / file comparison
comparison: Preferences/ShortcutDialog.py
Preferences/ShortcutDialog.py
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- de9c2efb9d02
- child 12
- 1d8dd9706f46
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2003 - 2009 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a dialog for the configuration of a keyboard shortcut. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import * | |
| 11 from PyQt4.QtGui import * | |
| 12 | |
| 13 from Ui_ShortcutDialog import Ui_ShortcutDialog | |
| 14 | |
| 15 class ShortcutDialog(QDialog, Ui_ShortcutDialog): | |
| 16 """ | |
| 17 Class implementing a dialog for the configuration of a keyboard shortcut. | |
| 18 | |
| 19 @signal shortcutChanged(QKeySequence, QKeySequence, bool, objectType) emitted | |
| 20 after the OK button was pressed | |
| 21 """ | |
| 22 def __init__(self, parent = None, name = None, modal = False): | |
| 23 """ | |
| 24 Constructor | |
| 25 | |
| 26 @param parent The parent widget of this dialog. (QWidget) | |
| 27 @param name The name of this dialog. (string) | |
| 28 @param modal Flag indicating a modal dialog. (boolean) | |
| 29 """ | |
| 30 QDialog.__init__(self, parent) | |
| 31 if name: | |
| 32 self.setObjectName(name) | |
| 33 self.setModal(modal) | |
| 34 self.setupUi(self) | |
| 35 | |
| 36 self.keyIndex = 0 | |
| 37 self.keys = [0, 0, 0, 0] | |
| 38 self.noCheck = False | |
| 39 self.objectType = None | |
| 40 | |
| 41 self.connect(self.primaryClearButton, SIGNAL("clicked()"), self.__clear) | |
| 42 self.connect(self.alternateClearButton, SIGNAL("clicked()"), self.__clear) | |
| 43 self.connect(self.primaryButton, SIGNAL("clicked()"), self.__typeChanged) | |
| 44 self.connect(self.alternateButton, SIGNAL("clicked()"), self.__typeChanged) | |
| 45 | |
| 46 self.shortcutsGroup.installEventFilter(self) | |
| 47 self.primaryButton.installEventFilter(self) | |
| 48 self.alternateButton.installEventFilter(self) | |
| 49 self.primaryClearButton.installEventFilter(self) | |
| 50 self.alternateClearButton.installEventFilter(self) | |
| 51 | |
| 52 self.buttonBox.button(QDialogButtonBox.Ok).installEventFilter(self) | |
| 53 self.buttonBox.button(QDialogButtonBox.Cancel).installEventFilter(self) | |
| 54 | |
| 55 def setKeys(self, key, alternateKey, noCheck, objectType): | |
| 56 """ | |
| 57 Public method to set the key to be configured. | |
| 58 | |
| 59 @param key key sequence to be changed (QKeySequence) | |
| 60 @param alternateKey alternate key sequence to be changed (QKeySequence) | |
| 61 @param noCheck flag indicating that no uniqueness check should | |
| 62 be performed (boolean) | |
| 63 @param objectType type of the object (string). | |
| 64 """ | |
| 65 self.keyIndex = 0 | |
| 66 self.keys = [0, 0, 0, 0] | |
| 67 self.keyLabel.setText(key.toString()) | |
| 68 self.alternateKeyLabel.setText(alternateKey.toString()) | |
| 69 self.primaryButton.setChecked(True) | |
| 70 self.noCheck = noCheck | |
| 71 self.objectType = objectType | |
| 72 | |
| 73 def on_buttonBox_accepted(self): | |
| 74 """ | |
| 75 Private slot to handle the OK button press. | |
| 76 """ | |
| 77 self.hide() | |
| 78 self.emit(SIGNAL('shortcutChanged'), | |
| 79 QKeySequence(self.keyLabel.text()), | |
| 80 QKeySequence(self.alternateKeyLabel.text()), | |
| 81 self.noCheck, self.objectType) | |
| 82 | |
| 83 def __clear(self): | |
| 84 """ | |
| 85 Private slot to handle the Clear button press. | |
| 86 """ | |
| 87 self.keyIndex = 0 | |
| 88 self.keys = [0, 0, 0, 0] | |
| 89 self.__setKeyLabelText("") | |
| 90 | |
| 91 def __typeChanged(self): | |
| 92 """ | |
| 93 Private slot to handle the change of the shortcuts type. | |
| 94 """ | |
| 95 self.keyIndex = 0 | |
| 96 self.keys = [0, 0, 0, 0] | |
| 97 | |
| 98 def __setKeyLabelText(self, txt): | |
| 99 """ | |
| 100 Private method to set the text of a key label. | |
| 101 | |
| 102 @param txt text to be set (string) | |
| 103 """ | |
| 104 if self.primaryButton.isChecked(): | |
| 105 self.keyLabel.setText(txt) | |
| 106 else: | |
| 107 self.alternateKeyLabel.setText(txt) | |
| 108 | |
| 109 def eventFilter(self, watched, event): | |
| 110 """ | |
| 111 Method called to filter the event queue. | |
| 112 | |
| 113 @param watched the QObject being watched | |
| 114 @param event the event that occurred | |
| 115 @return always False | |
| 116 """ | |
| 117 if event.type() == QEvent.KeyPress: | |
| 118 self.keyPressEvent(event) | |
| 119 return True | |
| 120 | |
| 121 return False | |
| 122 | |
| 123 def keyPressEvent(self, evt): | |
| 124 """ | |
| 125 Private method to handle a key press event. | |
| 126 | |
| 127 @param evt the key event (QKeyEvent) | |
| 128 """ | |
| 129 if evt.key() == Qt.Key_Control: | |
| 130 return | |
| 131 if evt.key() == Qt.Key_Meta: | |
| 132 return | |
| 133 if evt.key() == Qt.Key_Shift: | |
| 134 return | |
| 135 if evt.key() == Qt.Key_Alt: | |
| 136 return | |
| 137 if evt.key() == Qt.Key_Menu: | |
| 138 return | |
| 139 | |
| 140 if self.keyIndex == 4: | |
| 141 self.keyIndex = 0 | |
| 142 self.keys = [0, 0, 0, 0] | |
| 143 | |
| 144 if evt.key() == Qt.Key_Backtab and evt.modifiers() & Qt.ShiftModifier: | |
| 145 self.keys[self.keyIndex] = Qt.Key_Tab | |
| 146 else: | |
| 147 self.keys[self.keyIndex] = evt.key() | |
| 148 | |
| 149 if evt.modifiers() & Qt.ShiftModifier: | |
| 150 self.keys[self.keyIndex] += Qt.SHIFT | |
| 151 if evt.modifiers() & Qt.ControlModifier: | |
| 152 self.keys[self.keyIndex] += Qt.CTRL | |
| 153 if evt.modifiers() & Qt.AltModifier: | |
| 154 self.keys[self.keyIndex] += Qt.ALT | |
| 155 if evt.modifiers() & Qt.MetaModifier: | |
| 156 self.keys[self.keyIndex] += Qt.META | |
| 157 | |
| 158 self.keyIndex += 1 | |
| 159 | |
| 160 if self.keyIndex == 1: | |
| 161 self.__setKeyLabelText(QKeySequence(self.keys[0]).toString()) | |
| 162 elif self.keyIndex == 2: | |
| 163 self.__setKeyLabelText(QKeySequence(self.keys[0], self.keys[1]).toString()) | |
| 164 elif self.keyIndex == 3: | |
| 165 self.__setKeyLabelText(QKeySequence(self.keys[0], self.keys[1], | |
| 166 self.keys[2]).toString()) | |
| 167 elif self.keyIndex == 4: | |
| 168 self.__setKeyLabelText(QKeySequence(self.keys[0], self.keys[1], | |
| 169 self.keys[2], self.keys[3]).toString()) |
