def _on_drag_data_received(self, view, context, x, y, data, info, time):
"""
Handle data dropped on the canvas.
"""
if (
data
and data.get_format() == 8
and info == DiagramPage.VIEW_TARGET_TOOLBOX_ACTION
):
tool = self.toolbox.get_tool(data.get_data().decode())
tool.create_item((x, y))
context.finish(True, False, time)
elif (
data
and data.get_format() == 8
and info == DiagramPage.VIEW_TARGET_ELEMENT_ID
):
print("drag_data_received:", data.get_data(), info)
n, p = data.get_data().decode().split("#")
element = self.element_factory.lookup(n)
assert element
# TODO: use adapters to execute code below
q = type(element)
if p:
q = q, p
item_class = get_diagram_item(q)
if isinstance(element, UML.Diagram):
self.action_manager.execute("OpenModelElement")
elif item_class:
tx = Transaction()
item = self.diagram.create(item_class)
assert item
x, y = view.get_matrix_v2i(item).transform_point(x, y)
item.matrix.translate(x, y)
item.subject = element
tx.commit()
view.unselect_all()
view.focused_item = item
else:
log.warning(
"No graphical representation for UML element %s"
% type(element).__name__
)
context.finish(True, False, time)
else:
context.finish(False, False, time)
def _on_drag_data_received(self, view, context, x, y, data, info, time):
"""
Handle data dropped on the canvas.
"""
if (data and data.get_format() == 8
and info == DiagramPage.VIEW_TARGET_TOOLBOX_ACTION):
tool = self.toolbox.get_tool(data.get_data().decode())
tool.create_item((x, y))
context.finish(True, False, time)
elif (data and data.get_format() == 8
and info == DiagramPage.VIEW_TARGET_ELEMENT_ID):
print("drag_data_received:", data.get_data(), info)
n, p = data.get_data().decode().split("#")
element = self.element_factory.lookup(n)
assert element
# TODO: use adapters to execute code below
q = type(element)
if p:
q = q, p
item_class = get_diagram_item(q)
if isinstance(element, UML.Diagram):
self.action_manager.execute("OpenModelElement")
elif item_class:
tx = Transaction()
item = self.diagram.create(item_class)
assert item
x, y = view.get_matrix_v2i(item).transform_point(x, y)
item.matrix.translate(x, y)
item.subject = element
tx.commit()
view.unselect_all()
view.focused_item = item
else:
log.warning("No graphical representation for UML element %s" %
type(element).__name__)
context.finish(True, False, time)
else:
context.finish(False, False, time)