wlmaker
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#include <element.h>
Public Attributes | |
void(* | destroy )(wlmtk_element_t *element_ptr) |
struct wlr_scene_node *(* | create_scene_node )(wlmtk_element_t *element_ptr, struct wlr_scene_tree *wlr_scene_tree_ptr) |
void(* | get_dimensions )(wlmtk_element_t *element_ptr, int *x1_ptr, int *y1_ptr, int *x2_ptr, int *y2_ptr) |
void(* | get_pointer_area )(wlmtk_element_t *element_ptr, int *left_ptr, int *top_ptr, int *right_ptr, int *bottom_ptr) |
bool(* | pointer_motion )(wlmtk_element_t *element_ptr, double x, double y, uint32_t time_msec) |
bool(* | pointer_button )(wlmtk_element_t *element_ptr, const wlmtk_button_event_t *button_event_ptr) |
bool(* | pointer_axis )(wlmtk_element_t *element_ptr, struct wlr_pointer_axis_event *wlr_pointer_axis_event_ptr) |
void(* | pointer_enter )(wlmtk_element_t *element_ptr) |
void(* | pointer_leave )(wlmtk_element_t *element_ptr) |
Virtual method table for the element.
struct wlr_scene_node *(* _wlmtk_element_vmt_t::create_scene_node) (wlmtk_element_t *element_ptr, struct wlr_scene_tree *wlr_scene_tree_ptr) |
Abstract: Creates element's scene graph API node, child to wlr_scene_tree_ptr.
void(* _wlmtk_element_vmt_t::destroy) (wlmtk_element_t *element_ptr) |
Abstract: Destroys the implementation of the element.
void(* _wlmtk_element_vmt_t::get_dimensions) (wlmtk_element_t *element_ptr, int *x1_ptr, int *y1_ptr, int *x2_ptr, int *y2_ptr) |
Abstract: Gets dimensions of the element, relative to the element's position.
void(* _wlmtk_element_vmt_t::get_pointer_area) (wlmtk_element_t *element_ptr, int *left_ptr, int *top_ptr, int *right_ptr, int *bottom_ptr) |
Gets element area to accept pointer activity, relative to position.
bool(* _wlmtk_element_vmt_t::pointer_axis) (wlmtk_element_t *element_ptr, struct wlr_pointer_axis_event *wlr_pointer_axis_event_ptr) |
Indicates a pointer axis event.
element_ptr | |
wlr_pointer_axis_event_ptr |
bool(* _wlmtk_element_vmt_t::pointer_button) (wlmtk_element_t *element_ptr, const wlmtk_button_event_t *button_event_ptr) |
Indicates pointer button event.
element_ptr | |
button_event_ptr |
void(* _wlmtk_element_vmt_t::pointer_enter) (wlmtk_element_t *element_ptr) |
Indicates the pointer has entered the element's area.
TODO(kaese.nosp@m.r@gu.nosp@m.bbe.c.nosp@m.h): pointer_enter and pointer_leave would better be handled as events, where clients subscribe via listeners. Consider changing that.
element_ptr |
void(* _wlmtk_element_vmt_t::pointer_leave) (wlmtk_element_t *element_ptr) |
Indicates the pointer has left the element's area.
element_ptr |
bool(* _wlmtk_element_vmt_t::pointer_motion) (wlmtk_element_t *element_ptr, double x, double y, uint32_t time_msec) |
Indicates pointer motion into or within the element area to (x,y).
The default implementation at _wlmtk_element_pointer_motion updates wlmtk_element_t::last_pointer_x, wlmtk_element_t::last_pointer_y and wlmtk_element_t::last_pointer_time_msec.
Derived classes that overwrite this method are advised to call the initial implementation for keeping these internals updated.
element_ptr | |
x | |
y | |
time_msec |