def mouseMoveEvent(self, event):
if not self.image_list.drag_icon:
return
if qt_version_info >= (6, 0):
pos = event.position()
else:
pos = event.pos()
if ((pos - self.drag_start_pos).manhattanLength() <
QtWidgets.QApplication.startDragDistance()):
return
if not self.get_selected():
# user has started dragging an unselected image
self.image_list.select_image(self)
paths = []
for image in self.image_list.get_selected_images():
paths.append(image.path)
if not paths:
return
drag = QtGui.QDrag(self)
# construct icon
count = min(len(paths), 8)
src_icon = self.image_list.drag_icon
src_w = src_icon.width()
src_h = src_icon.height()
margin = (count - 1) * 4
if count == 1:
icon = src_icon
else:
icon = QtGui.QPixmap(src_w + margin, src_h + margin)
icon.fill(Qt.transparent)
try:
paint = QtGui.QPainter(icon)
for i in range(count):
paint.drawPixmap(QtCore.QPoint(margin - (i * 4), i * 4),
src_icon)
finally:
del paint
drag.setPixmap(icon)
if self.image_list.drag_hotspot:
x, y = self.image_list.drag_hotspot
else:
x, y = src_w // 2, src_h
drag.setHotSpot(QtCore.QPoint(x, y + margin))
mimeData = QtCore.QMimeData()
mimeData.setData(DRAG_MIMETYPE, repr(paths).encode('utf-8'))
drag.setMimeData(mimeData)
if qt_version_info >= (6, 0):
drag.exec(Qt.CopyAction)
else:
drag.exec_(Qt.CopyAction)
def mouseMoveEvent(self, event):
if not self.image_list.drag_icon:
return
if ((event.pos() - self.drag_start_pos).manhattanLength() <
QtWidgets.QApplication.startDragDistance()):
return
paths = []
for image in self.image_list.get_selected_images():
paths.append(image.path)
if not paths:
return
drag = QtGui.QDrag(self)
# construct icon
count = min(len(paths), 8)
src_icon = self.image_list.drag_icon
src_w = src_icon.width()
src_h = src_icon.height()
margin = (count - 1) * 4
if count == 1:
icon = src_icon
else:
icon = QtGui.QPixmap(src_w + margin, src_h + margin)
icon.fill(Qt.transparent)
with QtGui.QPainter(icon) as paint:
for i in range(count):
paint.drawPixmap(
QtCore.QPoint(margin - (i * 4), i * 4), src_icon)
drag.setPixmap(icon)
if src_h == src_w:
# round marker used in Bing maps version 8
drag.setHotSpot(QtCore.QPoint(src_w // 2, (src_h // 2) + margin))
else:
drag.setHotSpot(QtCore.QPoint(src_w // 2, src_h + margin))
mimeData = QtCore.QMimeData()
mimeData.setData(DRAG_MIMETYPE, repr(paths).encode('utf-8'))
drag.setMimeData(mimeData)
dropAction = drag.exec_(Qt.CopyAction)
