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window: Add enter/leave handlers

This commit is contained in:
Kristian Høgsberg 2011-09-06 14:33:52 -04:00
parent 7584062153
commit 900b226ac1
2 changed files with 44 additions and 8 deletions
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38
clients/window.c
View File

@ -112,6 +112,8 @@ struct window {
window_button_handler_t button_handler;
window_keyboard_focus_handler_t keyboard_focus_handler;
window_motion_handler_t motion_handler;
window_enter_handler_t enter_handler;
window_leave_handler_t leave_handler;
void *user_data;
struct wl_list link;
@ -1180,6 +1182,15 @@ window_handle_pointer_focus(void *data,
struct window *window;
int pointer;
window = input->pointer_focus;
if (window && window->surface != surface) {
if (window->leave_handler)
window->leave_handler(window, input,
time, window->user_data);
input->pointer_focus = NULL;
input->current_pointer_image = POINTER_UNSET;
}
if (surface) {
input->pointer_focus = wl_surface_get_user_data(surface);
window = input->pointer_focus;
@ -1190,16 +1201,13 @@ window_handle_pointer_focus(void *data,
input->sy = sy;
pointer = POINTER_LEFT_PTR;
if (window->motion_handler)
pointer = (*window->motion_handler)(window,
input, time,
x, y, sx, sy,
window->user_data);
if (window->enter_handler)
pointer = window->enter_handler(window, input,
time, sx, sy,
window->user_data);
set_pointer_image(input, time, pointer);
} else {
input->pointer_focus = NULL;
input->current_pointer_image = POINTER_UNSET;
}
}
@ -1462,6 +1470,20 @@ window_set_motion_handler(struct window *window,
window->motion_handler = handler;
}
void
window_set_enter_handler(struct window *window,
window_enter_handler_t handler)
{
window->enter_handler = handler;
}
void
window_set_leave_handler(struct window *window,
window_leave_handler_t handler)
{
window->leave_handler = handler;
}
void
window_set_keyboard_focus_handler(struct window *window,
window_keyboard_focus_handler_t handler)

14
clients/window.h
View File

@ -132,6 +132,13 @@ typedef void (*window_button_handler_t)(struct window *window,
struct input *input, uint32_t time,
int button, int state, void *data);
typedef int (*window_enter_handler_t)(struct window *window,
struct input *input, uint32_t time,
int32_t x, int32_t y, void *data);
typedef int (*window_leave_handler_t)(struct window *window,
struct input *input, uint32_t time,
void *data);
typedef int (*window_motion_handler_t)(struct window *window,
struct input *input, uint32_t time,
int32_t x, int32_t y,
@ -231,6 +238,13 @@ void
window_set_motion_handler(struct window *window,
window_motion_handler_t handler);
void
window_set_enter_handler(struct window *window,
window_enter_handler_t handler);
void
window_set_leave_handler(struct window *window,
window_leave_handler_t handler);
void
window_set_keyboard_focus_handler(struct window *window,
window_keyboard_focus_handler_t handler);