def mouseMoveEvent(self, event):
"""
Protected method to handle mouse move events.
@param event reference to the mouse move event (QMouseEvent)
"""
if event.buttons() == Qt.MouseButtons(Qt.LeftButton) and \
(event.pos() - self.__dragStartPos).manhattanLength() > \
QApplication.startDragDistance():
drag = QDrag(self)
mimeData = QMimeData()
index = self.tabAt(event.pos())
mimeData.setText(self.tabText(index))
mimeData.setData("action", "tab-reordering")
mimeData.setData("tabbar-id", str(id(self)))
mimeData.setData("source-index",
QByteArray.number(self.tabAt(self.__dragStartPos)))
mimeData.setData("tabwidget-id", str(id(self.parentWidget())))
drag.setMimeData(mimeData)
if event.modifiers() == Qt.KeyboardModifiers(Qt.ShiftModifier):
drag.exec_(Qt.DropActions(Qt.CopyAction))
elif event.modifiers() == Qt.KeyboardModifiers(Qt.NoModifier):
drag.exec_(Qt.DropActions(Qt.MoveAction))
E4WheelTabBar.mouseMoveEvent(self, event)
