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wayland: generalize ShellSurface to SurfaceExtension

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We want to implement new shells and new extension interfaces
for wl_surface, so generalize the book-keeping structures.

https://bugzilla.gnome.org/show_bug.cgi?id=707128
This commit is contained in:
Giovanni Campagna 2013-08-29 16:44:37 +02:00 committed by Jasper St. Pierre
parent 5d1fcc26c0
commit 0f0c23fbab
2 changed files with 48 additions and 37 deletions
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2
src/wayland/meta-wayland-private.h
View File

@ -106,7 +106,7 @@ typedef struct
MetaWaylandSurface *surface;
struct wl_resource *resource;
struct wl_listener surface_destroy_listener;
} MetaWaylandShellSurface;
} MetaWaylandSurfaceExtension;
typedef struct
{

83
src/wayland/meta-wayland.c
View File

@ -897,7 +897,7 @@ shell_surface_pong (struct wl_client *client,
typedef struct _MetaWaylandGrab
{
MetaWaylandPointerGrab grab;
MetaWaylandShellSurface *shell_surface;
MetaWaylandSurfaceExtension *shell_surface;
struct wl_listener shell_surface_destroy_listener;
MetaWaylandPointer *pointer;
} MetaWaylandGrab;
@ -929,7 +929,7 @@ typedef enum _GrabCursor
static void
grab_pointer (MetaWaylandGrab *grab,
const MetaWaylandPointerGrabInterface *interface,
MetaWaylandShellSurface *shell_surface,
MetaWaylandSurfaceExtension *shell_surface,
MetaWaylandPointer *pointer,
GrabCursor cursor)
{
@ -990,7 +990,7 @@ move_grab_motion (MetaWaylandPointerGrab *grab,
{
MetaWaylandMoveGrab *move = (MetaWaylandMoveGrab *)grab;
MetaWaylandPointer *pointer = move->base.pointer;
MetaWaylandShellSurface *shell_surface = move->base.shell_surface;
MetaWaylandSurfaceExtension *shell_surface = move->base.shell_surface;
if (!shell_surface)
return;
@ -1027,7 +1027,7 @@ static const MetaWaylandPointerGrabInterface move_grab_interface = {
};
static void
start_surface_move (MetaWaylandShellSurface *shell_surface,
start_surface_move (MetaWaylandSurfaceExtension *shell_surface,
MetaWaylandSeat *seat)
{
MetaWaylandMoveGrab *move;
@ -1056,7 +1056,7 @@ shell_surface_move (struct wl_client *client,
guint32 serial)
{
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
MetaWaylandShellSurface *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurfaceExtension *shell_surface = wl_resource_get_user_data (resource);
if (seat->pointer.button_count == 0 ||
seat->pointer.grab_serial != serial ||
@ -1109,7 +1109,7 @@ shell_surface_set_toplevel (struct wl_client *client,
struct wl_resource *resource)
{
MetaWaylandCompositor *compositor = &_meta_wayland_compositor;
MetaWaylandShellSurface *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurfaceExtension *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurface *surface = shell_surface->surface;
/* NB: Surfaces from xwayland become managed based on X events. */
@ -1130,7 +1130,7 @@ shell_surface_set_transient (struct wl_client *client,
guint32 flags)
{
MetaWaylandCompositor *compositor = &_meta_wayland_compositor;
MetaWaylandShellSurface *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurfaceExtension *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurface *surface = shell_surface->surface;
/* NB: Surfaces from xwayland become managed based on X events. */
@ -1148,7 +1148,7 @@ shell_surface_set_fullscreen (struct wl_client *client,
struct wl_resource *output)
{
MetaWaylandCompositor *compositor = &_meta_wayland_compositor;
MetaWaylandShellSurface *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurfaceExtension *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurface *surface = shell_surface->surface;
/* NB: Surfaces from xwayland become managed based on X events. */
@ -1211,29 +1211,51 @@ static const struct wl_shell_surface_interface meta_wayland_shell_surface_interf
};
static void
shell_handle_surface_destroy (struct wl_listener *listener,
void *data)
extension_handle_surface_destroy (struct wl_listener *listener,
void *data)
{
MetaWaylandShellSurface *shell_surface =
wl_container_of (listener, shell_surface, surface_destroy_listener);
shell_surface->surface->has_shell_surface = FALSE;
shell_surface->surface = NULL;
wl_resource_destroy (shell_surface->resource);
MetaWaylandSurfaceExtension *extension =
wl_container_of (listener, extension, surface_destroy_listener);
extension->surface = NULL;
wl_resource_destroy (extension->resource);
}
static void
destroy_shell_surface (struct wl_resource *resource)
destroy_surface_extension (struct wl_resource *resource)
{
MetaWaylandShellSurface *shell_surface = wl_resource_get_user_data (resource);
MetaWaylandSurfaceExtension *extension = wl_resource_get_user_data (resource);
/* In case cleaning up a dead client destroys shell_surface first */
if (shell_surface->surface)
/* In case cleaning up a dead client destroys extension first */
if (extension->surface)
{
wl_list_remove (&shell_surface->surface_destroy_listener.link);
shell_surface->surface->has_shell_surface = FALSE;
wl_list_remove (&extension->surface_destroy_listener.link);
}
g_free (shell_surface);
g_free (extension);
}
static void
create_surface_extension (struct wl_client *client,
struct wl_resource *master_resource,
guint32 id,
MetaWaylandSurface *surface,
const struct wl_interface *interface,
const void *implementation)
{
MetaWaylandSurfaceExtension *extension;
extension = g_new0 (MetaWaylandSurfaceExtension, 1);
extension->resource = wl_resource_create (client, interface,
wl_resource_get_version (master_resource), id);
wl_resource_set_implementation (extension->resource, implementation,
extension, destroy_surface_extension);
extension->surface = surface;
extension->surface_destroy_listener.notify = extension_handle_surface_destroy;
wl_resource_add_destroy_listener (surface->resource,
&extension->surface_destroy_listener);
}
static void
@ -1243,7 +1265,6 @@ get_shell_surface (struct wl_client *client,
struct wl_resource *surface_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
MetaWaylandShellSurface *shell_surface;
if (surface->has_shell_surface)
{
@ -1253,19 +1274,9 @@ get_shell_surface (struct wl_client *client,
return;
}
shell_surface = g_new0 (MetaWaylandShellSurface, 1);
/* a shell surface inherits the version from the shell */
shell_surface->resource =
wl_resource_create (client, &wl_shell_surface_interface,
wl_resource_get_version (resource), id);
wl_resource_set_implementation (shell_surface->resource, &meta_wayland_shell_surface_interface,
shell_surface, destroy_shell_surface);
shell_surface->surface = surface;
shell_surface->surface_destroy_listener.notify = shell_handle_surface_destroy;
wl_resource_add_destroy_listener (surface->resource,
&shell_surface->surface_destroy_listener);
create_surface_extension (client, resource, id, surface,
&wl_shell_surface_interface,
&meta_wayland_shell_surface_interface);
surface->has_shell_surface = TRUE;
}