1 <!-- ##### SECTION Title ##### -->
4 <!-- ##### SECTION Short_Description ##### -->
5 The ATK interface provided by UI components which occupy a physical area on
8 <!-- ##### SECTION Long_Description ##### -->
10 #AtkComponent should be implemented by most if not all UI elements with
11 an actual on-screen presence, i.e. components which can be said to have
12 a screen-coordinate bounding box. Virtually all widgets will need to
13 have #AtkComponent implementations provided for their corresponding
14 #AtkObject class. In short, only UI elements which are *not* GUI
15 elements will omit this ATK interface.
18 A possible exception might be textual information with a transparent
19 background, in which case text glyph bounding box information is
23 <!-- ##### SECTION See_Also ##### -->
28 <!-- ##### SECTION Stability_Level ##### -->
31 <!-- ##### STRUCT AtkComponent ##### -->
33 The AtkComponent structure does not contain any fields.
38 <!-- ##### SIGNAL AtkComponent::bounds-changed ##### -->
40 The 'bounds-changed" signal is emitted when the bposition or size of the
44 @atkcomponent: the object which received the signal.
45 @arg1: The AtkRectangle giving the new position and size.
47 <!-- ##### FUNCTION atk_component_add_focus_handler ##### -->
57 <!-- ##### FUNCTION atk_component_contains ##### -->
69 <!-- ##### FUNCTION atk_component_get_extents ##### -->
82 <!-- ##### FUNCTION atk_component_get_layer ##### -->
91 <!-- ##### FUNCTION atk_component_get_mdi_zorder ##### -->
100 <!-- ##### FUNCTION atk_component_get_position ##### -->
111 <!-- ##### FUNCTION atk_component_get_size ##### -->
121 <!-- ##### FUNCTION atk_component_grab_focus ##### -->
130 <!-- ##### FUNCTION atk_component_ref_accessible_at_point ##### -->
142 <!-- ##### FUNCTION atk_component_remove_focus_handler ##### -->
151 <!-- ##### FUNCTION atk_component_set_extents ##### -->
165 <!-- ##### FUNCTION atk_component_set_position ##### -->
177 <!-- ##### FUNCTION atk_component_set_size ##### -->
188 <!-- ##### FUNCTION atk_component_get_alpha ##### -->