def handle_mouse_selector_release(self, coordinate):
"""
The selector mouse button was released:
Update the state, handle motion (dragging).
And update the selected flowgraph elements.
"""
self.set_coordinate(coordinate)
self.time = 0
self.mouse_pressed = False
if self.element_moved:
Actions.BLOCK_MOVE()
self.element_moved = False
self.update_selected_elements()
