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Use surface destroy notifier for cancelling grabs

This commit is contained in:
Kristian Høgsberg 2010-12-06 21:32:15 -05:00
parent 3d76e652c5
commit a9e8961ea2
2 changed files with 28 additions and 8 deletions
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33
compositor/compositor.c
View File

@ -481,6 +481,22 @@ wlsc_input_device_set_pointer_image(struct wlsc_input_device *device,
pointer_images[type].hotspot_y);
}
static void
wlsc_input_device_end_grab(struct wlsc_input_device *device, uint32_t time);
static void
lose_grab_surface(struct wl_listener *listener,
struct wl_surface *surface)
{
struct wlsc_input_device *device =
container_of(listener,
struct wlsc_input_device, grab_listener);
uint32_t time;
time = wl_display_get_time(device->ec->wl_display);
wlsc_input_device_end_grab(device, time);
}
static void
wlsc_input_device_start_grab(struct wlsc_input_device *device,
uint32_t time,
@ -498,6 +514,10 @@ wlsc_input_device_start_grab(struct wlsc_input_device *device,
wl_input_device_set_pointer_focus(&device->input_device,
&wl_grab_surface, time, 0, 0, 0, 0);
device->grab_listener.func = lose_grab_surface;
wl_list_insert(focus->surface.destroy_listener_list.prev,
&device->grab_listener.link);
}
static void
@ -810,10 +830,6 @@ wlsc_input_device_end_grab(struct wlsc_input_device *device, uint32_t time)
switch (device->grab) {
case WLSC_DEVICE_GRAB_DRAG:
if (drag->target)
wl_client_post_event(drag->target,
&drag->drag_offer.object,
WL_DRAG_OFFER_DROP);
wl_drag_set_pointer_focus(drag, NULL, time, 0, 0, 0, 0);
device->drag = NULL;
break;
@ -821,6 +837,7 @@ wlsc_input_device_end_grab(struct wlsc_input_device *device, uint32_t time)
break;
}
wl_list_remove(&device->grab_listener.link);
device->grab = WLSC_DEVICE_GRAB_NONE;
es = pick_surface(device, &sx, &sy);
wl_input_device_set_pointer_focus(&device->input_device,
@ -834,6 +851,7 @@ notify_button(struct wlsc_input_device *device,
{
struct wlsc_surface *surface;
struct wlsc_compositor *compositor = device->ec;
struct wl_drag *drag = device->drag;
surface = (struct wlsc_surface *) device->input_device.pointer_focus;
if (surface) {
@ -874,6 +892,11 @@ notify_button(struct wlsc_input_device *device,
if (!state &&
device->grab != WLSC_DEVICE_GRAB_NONE &&
device->grab_button == button) {
drag = device->drag;
if (drag && drag->target)
wl_client_post_event(drag->target,
&drag->drag_offer.object,
WL_DRAG_OFFER_DROP);
wlsc_input_device_end_grab(device, time);
}
@ -1130,7 +1153,6 @@ drag_cancel(struct wl_client *client, struct wl_drag *drag)
time = wl_display_get_time(wl_client_get_display(client));
wlsc_input_device_end_grab(device, time);
device->drag = NULL;
}
static const struct wl_drag_interface drag_interface = {
@ -1151,7 +1173,6 @@ lose_pointer_focus(struct wl_listener *listener,
time = wl_display_get_time(wl_client_get_display(surface->client));
wl_input_device_set_pointer_focus(&device->input_device,
NULL, time, 0, 0, 0, 0);
wlsc_input_device_end_grab(device, time);
}
static void

3
compositor/compositor.h
View File

@ -99,8 +99,7 @@ struct wlsc_input_device {
int32_t grab_dx, grab_dy;
uint32_t grab_button;
struct wl_drag *drag;
struct wl_listener listener;
struct wl_listener grab_listener;
};
struct wlsc_drm {