def startDrag(self, dropActions): """Reimplement Qt Method - handle drag event""" data = QMimeData() data.setUrls([QUrl(fname) for fname in self.get_selected_filenames()]) drag = QDrag(self) drag.setMimeData(data) drag.exec_()
def mouseMoveEvent(self, event): """Override Qt method""" if event.buttons() == Qt.MouseButtons(Qt.LeftButton) and \ (event.pos() - self.__drag_start_pos).manhattanLength() > \ QApplication.startDragDistance(): drag = QDrag(self) mimeData = QMimeData() # Converting id's to long to avoid an OverflowError with PySide if PY2: ancestor_id = long(id(self.ancestor)) parent_widget_id = long(id(self.parentWidget())) self_id = long(id(self)) else: ancestor_id = id(self.ancestor) parent_widget_id = id(self.parentWidget()) self_id = id(self) mimeData.setData("parent-id", QByteArray.number(ancestor_id)) mimeData.setData("tabwidget-id", QByteArray.number(parent_widget_id)) mimeData.setData("tabbar-id", QByteArray.number(self_id)) mimeData.setData("source-index", QByteArray.number(self.tabAt(self.__drag_start_pos))) drag.setMimeData(mimeData) drag.exec_() QTabBar.mouseMoveEvent(self, event)
def mouseMoveEvent(self, event): from qtpy.QtCore import QMimeData, QByteArray from qtpy.QtGui import QPixmap, QDrag if not (event.button() != Qt.LeftButton and isinstance(self.dragLabel, QLabel)): return if (event.pos() - self.dragStartPosition ).manhattanLength() < QApplication.startDragDistance(): return axis_index = self.filters_layout.indexOf(self.dragLabel) // 2 # prepare hotSpot, mimeData and pixmap objects mimeData = QMimeData() mimeData.setText(self.dragLabel.text()) mimeData.setData("application/x-axis-index", QByteArray.number(axis_index)) pixmap = QPixmap(self.dragLabel.size()) self.dragLabel.render(pixmap) # prepare drag object drag = QDrag(self) drag.setMimeData(mimeData) drag.setPixmap(pixmap) drag.setHotSpot(event.pos() - self.dragStartPosition) drag.exec_(Qt.MoveAction | Qt.CopyAction, Qt.CopyAction)
def mouseMoveEvent(self, event): """Drag and drop layer with mouse movement. Parameters ---------- event : qtpy.QtCore.QEvent Event from the Qt context. """ position = np.array([event.pos().x(), event.pos().y()]) distance = np.linalg.norm(position - self._drag_start_position) if (distance < QApplication.startDragDistance() or self._drag_name is None): return mimeData = QMimeData() mimeData.setText(self._drag_name) drag = QDrag(self) drag.setMimeData(mimeData) drag.setHotSpot(event.pos() - self.rect().topLeft()) drag.exec_() # Check if dragged layer still exists or was deleted during drag names = [layer.name for layer in self.layers] dragged_layer_exists = self._drag_name in names if self._drag_name is not None and dragged_layer_exists: index = self.layers.index(self._drag_name) layer = self.layers[index] self._ensure_visible(layer)
def mouseMoveEvent(self, event): if (self._clickPos is None or (event.pos() - self._clickPos).manhattanLength() < QApplication.startDragDistance()): return # _log.debug("Drag move") # render before detachment otherwise it might look ugly pixmap = QPixmap(self.size()) self.render(pixmap) self.setVisible(False) if len(self._dock.parentContainer.flatDockList) == 1: self._dock.parentContainer.setVisible(False) # Build drag object event.accept() drag = QDrag(self) mimeData = QMimeData() encodedData = QByteArray(pickle.dumps(self._dock.uid)) mimeData.setData(MIME_TYPE, encodedData) drag.setMimeData(mimeData) drag.setPixmap(pixmap) action = drag.exec_(Qt.MoveAction) _log.debug("After drag. Action: {}".format(action)) if Qt.IgnoreAction == action: _log.debug("D'n'D canceled") self.setVisible(True) self._dock.parentContainer.setVisible(True)
def mouseMoveEvent(self, event): distance = (event.pos() - self.dragStartPosition).manhattanLength() if distance < QApplication.startDragDistance(): return mimeData = QMimeData() if not self.layer.selected: name = self.layer.name else: name = '' for layer in self.layer.viewer.layers: if layer.selected: name = layer.name + '; ' + name name = name[:-2] mimeData.setText(name) drag = QDrag(self) drag.setMimeData(mimeData) drag.setHotSpot(event.pos() - self.rect().topLeft()) dropAction = drag.exec_(Qt.MoveAction | Qt.CopyAction) if dropAction == Qt.CopyAction: if not self.layer.selected: index = self.layer.viewer.layers.index(self.layer) self.layer.viewer.layers.pop(index) else: self.layer.viewer.layers.remove_selected()
def startDrag(self, dropActions): """Reimplement Qt Method - handle drag event""" data = QMimeData() data.setUrls([QUrl(fname) for fname in self.get_selected_filenames()]) drag = QDrag(self) drag.setMimeData(data) drag.exec_()
def mouseMoveEvent(self, event): """Override Qt method""" if event.buttons() == Qt.MouseButtons(Qt.LeftButton) and \ (event.pos() - self.__drag_start_pos).manhattanLength() > \ QApplication.startDragDistance(): drag = QDrag(self) mimeData = QMimeData() # Converting id's to long to avoid an OverflowError with PySide if PY2: ancestor_id = long(id(self.ancestor)) parent_widget_id = long(id(self.parentWidget())) self_id = long(id(self)) else: ancestor_id = id(self.ancestor) parent_widget_id = id(self.parentWidget()) self_id = id(self) mimeData.setData("parent-id", QByteArray.number(ancestor_id)) mimeData.setData("tabwidget-id", QByteArray.number(parent_widget_id)) mimeData.setData("tabbar-id", QByteArray.number(self_id)) mimeData.setData( "source-index", QByteArray.number(self.tabAt(self.__drag_start_pos))) drag.setMimeData(mimeData) drag.exec_() QTabBar.mouseMoveEvent(self, event)
def mouseMoveEvent(self, event: QGraphicsSceneMouseEvent): drag = QDrag(event.widget()) mime = QMimeData() mime.setText(str(self.id)) drag.setMimeData(mime) # self.setCursor(Qt.ClosedHandCursor) drag.exec_()
def mouseMoveEvent(self, event): position = np.array([event.pos().x(), event.pos().y()]) distance = np.linalg.norm(position - self.drag_start_position) if (distance < QApplication.startDragDistance() or self.drag_name is None): return mimeData = QMimeData() mimeData.setText(self.drag_name) drag = QDrag(self) drag.setMimeData(mimeData) drag.setHotSpot(event.pos() - self.rect().topLeft()) dropAction = drag.exec_()
def mouseMoveEvent(self, event): position = np.array([event.pos().x(), event.pos().y()]) distance = np.linalg.norm(position - self.drag_start_position) if (distance < QApplication.startDragDistance() or self.drag_name is None): return mimeData = QMimeData() mimeData.setText(self.drag_name) drag = QDrag(self) drag.setMimeData(mimeData) drag.setHotSpot(event.pos() - self.rect().topLeft()) drag.exec_() if self.drag_name is not None: index = self.layers.index(self.drag_name) layer = self.layers[index] self._ensure_visible(layer)
def mouseMoveEvent(self, _event): item = self.currentItem() if item is not None: reaction: cobra.Reaction = item.data(3, 0) mime_data = QMimeData() mime_data.setText(reaction.id) drag = QDrag(self) drag.setMimeData(mime_data) drag.exec_(Qt.CopyAction | Qt.MoveAction, Qt.CopyAction)
def drag_with_pixmap(list_widget: QListWidget) -> QDrag: """Create a QDrag object with a pixmap of the currently select list item. This method is useful when you have a QListWidget that displays custom widgets for each QListWidgetItem instance in the list (usually by calling ``QListWidget.setItemWidget(item, widget)``). When used in a ``QListWidget.startDrag`` method, this function creates a QDrag object that shows an image of the item being dragged (rather than an empty rectangle). Parameters ---------- list_widget : QListWidget The QListWidget for which to create a QDrag object. Returns ------- QDrag A QDrag instance with a pixmap of the currently selected item. Examples -------- >>> class QListWidget: ... def startDrag(self, supportedActions): ... drag = drag_with_pixmap(self) ... drag.exec_(supportedActions, Qt.MoveAction) """ drag = QDrag(list_widget) drag.setMimeData(list_widget.mimeData(list_widget.selectedItems())) size = list_widget.viewport().visibleRegion().boundingRect().size() pixmap = QPixmap(size) pixmap.fill(Qt.transparent) painter = QPainter(pixmap) for index in list_widget.selectedIndexes(): rect = list_widget.visualRect(index) painter.drawPixmap(rect, list_widget.viewport().grab(rect)) painter.end() drag.setPixmap(pixmap) drag.setHotSpot(list_widget.viewport().mapFromGlobal(QCursor.pos())) return drag
def mouseMoveEvent(self, event): """Override Qt method""" if event.buttons() == Qt.MouseButtons(Qt.LeftButton) and \ (event.pos() - self.__drag_start_pos).manhattanLength() > \ QApplication.startDragDistance(): drag = QDrag(self) mimeData = QMimeData() ancestor_id = to_text_string(id(self.ancestor)) parent_widget_id = to_text_string(id(self.parentWidget())) self_id = to_text_string(id(self)) source_index = to_text_string(self.tabAt(self.__drag_start_pos)) mimeData.setData("parent-id", to_binary_string(ancestor_id)) mimeData.setData("tabwidget-id", to_binary_string(parent_widget_id)) mimeData.setData("tabbar-id", to_binary_string(self_id)) mimeData.setData("source-index", to_binary_string(source_index)) drag.setMimeData(mimeData) drag.exec_() QTabBar.mouseMoveEvent(self, event)