window: Add API for manually set confine region

We can use this to test more complex confine regions.

Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Jonas Ådahl 2015-05-08 14:17:24 +08:00
parent cadea76557
commit fdcdda3679
2 changed files with 70 additions and 10 deletions

View File

@ -4863,15 +4863,17 @@ static const struct zwp_confined_pointer_v1_listener confined_pointer_listener =
};
int
window_confine_pointer_to_widget(struct window *window,
struct widget *widget,
struct input *input)
window_confine_pointer_to_rectangles(struct window *window,
struct input *input,
struct rectangle *rectangles,
int num_rectangles)
{
struct zwp_pointer_constraints_v1 *pointer_constraints =
window->display->pointer_constraints;
struct zwp_confined_pointer_v1 *confined_pointer;
struct wl_compositor *compositor = window->display->compositor;
struct wl_region *region = NULL;
int i;
if (!window->display->pointer_constraints)
return -1;
@ -4885,13 +4887,15 @@ window_confine_pointer_to_widget(struct window *window,
if (!input->pointer)
return -1;
if (widget) {
if (num_rectangles >= 1) {
region = wl_compositor_create_region(compositor);
wl_region_add(region,
widget->allocation.x,
widget->allocation.y,
widget->allocation.width,
widget->allocation.height);
for (i = 0; i < num_rectangles; i++) {
wl_region_add(region,
rectangles[i].x,
rectangles[i].y,
rectangles[i].width,
rectangles[i].height);
}
}
confined_pointer =
@ -4908,11 +4912,56 @@ window_confine_pointer_to_widget(struct window *window,
input);
window->confined_pointer = confined_pointer;
window->confined_widget = widget;
window->confined_widget = NULL;
return 0;
}
void
window_update_confine_rectangles(struct window *window,
struct rectangle *rectangles,
int num_rectangles)
{
struct wl_compositor *compositor = window->display->compositor;
struct wl_region *region;
int i;
region = wl_compositor_create_region(compositor);
for (i = 0; i < num_rectangles; i++) {
wl_region_add(region,
rectangles[i].x,
rectangles[i].y,
rectangles[i].width,
rectangles[i].height);
}
zwp_confined_pointer_v1_set_region(window->confined_pointer, region);
wl_region_destroy(region);
}
int
window_confine_pointer_to_widget(struct window *window,
struct widget *widget,
struct input *input)
{
int ret;
if (widget) {
ret = window_confine_pointer_to_rectangles(window,
input,
&widget->allocation,
1);
window->confined_widget = widget;
return ret;
} else {
return window_confine_pointer_to_rectangles(window,
input,
NULL,
0);
}
}
void
window_unconfine_pointer(struct window *window)
{

View File

@ -392,6 +392,17 @@ void
widget_set_locked_pointer_cursor_hint(struct widget *widget,
float x, float y);
int
window_confine_pointer_to_rectangles(struct window *window,
struct input *input,
struct rectangle *rectangles,
int num_rectangles);
void
window_update_confine_rectangles(struct window *window,
struct rectangle *rectangles,
int num_rectangles);
int
window_confine_pointer_to_widget(struct window *window,
struct widget *widget,