Emitted when the location of IME is set.
Implement the member function IBusEngineClass:IBusEngine:set_cursor_location in extended class to receive this signal.
See also: set_cursor_location. <note><para>Argument
user_data is ignored in this function.</para> </note>
| x |
X coordinate of the cursor. |
| y |
Y coordinate of the cursor. |
| w |
Width of the cursor. |
| h |
Height of the cursor. |