Mercurial Repositories > eric / file comparison
comparison: E5Gui/E5ModelMenu.py
E5Gui/E5ModelMenu.py
- branch
- Py2 comp.
- changeset 2525
- 8b507a9a2d40
- parent 2467
- 33f1bcfdd65e
- child 3057
- 10516539f238
equal
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| 2523:139f182b72f6 | 2525:8b507a9a2d40 |
|---|---|
| 5 | 5 |
| 6 """ | 6 """ |
| 7 Module implementing a menu populated from a QAbstractItemModel. | 7 Module implementing a menu populated from a QAbstractItemModel. |
| 8 """ | 8 """ |
| 9 | 9 |
| 10 from __future__ import unicode_literals # __IGNORE_WARNING__ | |
| 11 | |
| 10 from PyQt4.QtCore import pyqtSignal, qVersion, Qt, QModelIndex, QPoint | 12 from PyQt4.QtCore import pyqtSignal, qVersion, Qt, QModelIndex, QPoint |
| 11 from PyQt4.QtGui import QMenu, QFontMetrics, QAction, QApplication, QDrag, QPixmap | 13 from PyQt4.QtGui import QMenu, QFontMetrics, QAction, QApplication, QDrag, QPixmap |
| 12 | 14 |
| 13 import UI.PixmapCache | 15 import UI.PixmapCache |
| 14 | 16 |
| 25 """ | 27 """ |
| 26 Constructor | 28 Constructor |
| 27 | 29 |
| 28 @param parent reference to the parent widget (QWidget) | 30 @param parent reference to the parent widget (QWidget) |
| 29 """ | 31 """ |
| 30 super().__init__(parent) | 32 super(E5ModelMenu, self).__init__(parent) |
| 31 | 33 |
| 32 self.__maxRows = -1 | 34 self.__maxRows = -1 |
| 33 self.__firstSeparator = -1 | 35 self.__firstSeparator = -1 |
| 34 self.__maxWidth = -1 | 36 self.__maxWidth = -1 |
| 35 self.__statusBarTextRole = 0 | 37 self.__statusBarTextRole = 0 |
| 301 mimeTypes = self.__model.mimeTypes() | 303 mimeTypes = self.__model.mimeTypes() |
| 302 for mimeType in mimeTypes: | 304 for mimeType in mimeTypes: |
| 303 if evt.mimeData().hasFormat(mimeType): | 305 if evt.mimeData().hasFormat(mimeType): |
| 304 evt.acceptProposedAction() | 306 evt.acceptProposedAction() |
| 305 | 307 |
| 306 super().dragEnterEvent(evt) | 308 super(E5ModelMenu, self).dragEnterEvent(evt) |
| 307 | 309 |
| 308 def dropEvent(self, evt): | 310 def dropEvent(self, evt): |
| 309 """ | 311 """ |
| 310 Protected method to handle drop events. | 312 Protected method to handle drop events. |
| 311 | 313 |
| 317 if act is None: | 319 if act is None: |
| 318 row = self.__model.rowCount(self.__root) | 320 row = self.__model.rowCount(self.__root) |
| 319 else: | 321 else: |
| 320 idx = self.index(act) | 322 idx = self.index(act) |
| 321 if not idx.isValid(): | 323 if not idx.isValid(): |
| 322 super().dropEvent(evt) | 324 super(E5ModelMenu, self).dropEvent(evt) |
| 323 return | 325 return |
| 324 | 326 |
| 325 row = idx.row() | 327 row = idx.row() |
| 326 if self.__model.hasChildren(idx): | 328 if self.__model.hasChildren(idx): |
| 327 parentIndex = idx | 329 parentIndex = idx |
| 332 evt.acceptProposedAction() | 334 evt.acceptProposedAction() |
| 333 self.__model.dropMimeData(evt.mimeData(), evt.dropAction(), | 335 self.__model.dropMimeData(evt.mimeData(), evt.dropAction(), |
| 334 row, 0, parentIndex) | 336 row, 0, parentIndex) |
| 335 self.close() | 337 self.close() |
| 336 | 338 |
| 337 super().dropEvent(evt) | 339 super(E5ModelMenu, self).dropEvent(evt) |
| 338 | 340 |
| 339 def mousePressEvent(self, evt): | 341 def mousePressEvent(self, evt): |
| 340 """ | 342 """ |
| 341 Protected method handling mouse press events. | 343 Protected method handling mouse press events. |
| 342 | 344 |
| 343 @param evt reference to the event object (QMouseEvent) | 345 @param evt reference to the event object (QMouseEvent) |
| 344 """ | 346 """ |
| 345 if evt.button() == Qt.LeftButton: | 347 if evt.button() == Qt.LeftButton: |
| 346 self.__dragStartPosition = evt.pos() | 348 self.__dragStartPosition = evt.pos() |
| 347 super().mousePressEvent(evt) | 349 super(E5ModelMenu, self).mousePressEvent(evt) |
| 348 | 350 |
| 349 def mouseMoveEvent(self, evt): | 351 def mouseMoveEvent(self, evt): |
| 350 """ | 352 """ |
| 351 Protected method to handle mouse move events. | 353 Protected method to handle mouse move events. |
| 352 | 354 |
| 353 @param evt reference to the event (QMouseEvent) | 355 @param evt reference to the event (QMouseEvent) |
| 354 """ | 356 """ |
| 355 if self.__model is None: | 357 if self.__model is None: |
| 356 super().mouseMoveEvent(evt) | 358 super(E5ModelMenu, self).mouseMoveEvent(evt) |
| 357 return | 359 return |
| 358 | 360 |
| 359 if not (evt.buttons() & Qt.LeftButton): | 361 if not (evt.buttons() & Qt.LeftButton): |
| 360 super().mouseMoveEvent(evt) | 362 super(E5ModelMenu, self).mouseMoveEvent(evt) |
| 361 return | 363 return |
| 362 | 364 |
| 363 manhattanLength = (evt.pos() - self.__dragStartPosition).manhattanLength() | 365 manhattanLength = (evt.pos() - self.__dragStartPosition).manhattanLength() |
| 364 if manhattanLength <= QApplication.startDragDistance(): | 366 if manhattanLength <= QApplication.startDragDistance(): |
| 365 super().mouseMoveEvent(evt) | 367 super(E5ModelMenu, self).mouseMoveEvent(evt) |
| 366 return | 368 return |
| 367 | 369 |
| 368 act = self.actionAt(self.__dragStartPosition) | 370 act = self.actionAt(self.__dragStartPosition) |
| 369 if act is None: | 371 if act is None: |
| 370 super().mouseMoveEvent(evt) | 372 super(E5ModelMenu, self).mouseMoveEvent(evt) |
| 371 return | 373 return |
| 372 | 374 |
| 373 idx = self.index(act) | 375 idx = self.index(act) |
| 374 if not idx.isValid(): | 376 if not idx.isValid(): |
| 375 super().mouseMoveEvent(evt) | 377 super(E5ModelMenu, self).mouseMoveEvent(evt) |
| 376 return | 378 return |
| 377 | 379 |
| 378 drag = QDrag(self) | 380 drag = QDrag(self) |
| 379 drag.setMimeData(self.__model.mimeData([idx])) | 381 drag.setMimeData(self.__model.mimeData([idx])) |
| 380 actionRect = self.actionGeometry(act) | 382 actionRect = self.actionGeometry(act) |
| 400 | 402 |
| 401 @param evt reference to the event object (QMouseEvent) | 403 @param evt reference to the event object (QMouseEvent) |
| 402 """ | 404 """ |
| 403 self._mouseButton = evt.button() | 405 self._mouseButton = evt.button() |
| 404 self._keyboardModifiers = evt.modifiers() | 406 self._keyboardModifiers = evt.modifiers() |
| 405 super().mouseReleaseEvent(evt) | 407 super(E5ModelMenu, self).mouseReleaseEvent(evt) |
| 406 | 408 |
| 407 def resetFlags(self): | 409 def resetFlags(self): |
| 408 """ | 410 """ |
| 409 Public method to reset the saved internal state. | 411 Public method to reset the saved internal state. |
| 410 """ | 412 """ |
