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wayland-surface: Add support for subsurfaces

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The state for a subsurface isn't double-buffered yet, though...
This commit is contained in:
Jasper St. Pierre 2013-11-25 16:26:02 -05:00
parent 5089a63d76
commit a9424255a5
3 changed files with 178 additions and 8 deletions
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183
src/wayland/meta-wayland-surface.c
View File

@ -253,12 +253,12 @@ cursor_surface_commit (MetaWaylandSurface *surface)
meta_wayland_seat_update_sprite (surface->compositor->seat);
}
static void
toplevel_surface_commit (MetaWaylandSurface *surface)
static gboolean
actor_surface_commit (MetaWaylandSurface *surface)
{
MetaSurfaceActor *surface_actor = surface->surface_actor;
MetaWindow *window = surface->window;
MetaWaylandBuffer *buffer = surface->pending.buffer;
gboolean changed = FALSE;
/* wl_surface.attach */
if (surface->pending.newly_attached && buffer != surface->buffer_ref.buffer)
@ -267,9 +267,26 @@ toplevel_surface_commit (MetaWaylandSurface *surface)
meta_wayland_buffer_reference (&surface->buffer_ref, buffer);
meta_surface_actor_attach_wayland_buffer (surface_actor, buffer);
surface_process_damage (surface, surface->pending.damage);
changed = TRUE;
}
if (surface->pending.opaque_region)
meta_surface_actor_set_opaque_region (surface_actor, surface->pending.opaque_region);
if (surface->pending.input_region)
meta_surface_actor_set_input_region (surface_actor, surface->pending.input_region);
return changed;
}
static void
toplevel_surface_commit (MetaWaylandSurface *surface)
{
if (actor_surface_commit (surface))
{
MetaWindow *window = surface->window;
MetaWaylandBuffer *buffer = surface->pending.buffer;
meta_window_set_surface_mapped (window, buffer != NULL);
/* We resize X based surfaces according to X events */
if (buffer != NULL && window->client_type == META_WINDOW_CLIENT_TYPE_WAYLAND)
{
@ -286,11 +303,27 @@ toplevel_surface_commit (MetaWaylandSurface *surface)
surface->pending.dx, surface->pending.dy);
}
}
}
if (surface->pending.opaque_region)
meta_surface_actor_set_opaque_region (surface_actor, surface->pending.opaque_region);
if (surface->pending.input_region)
meta_surface_actor_set_input_region (surface_actor, surface->pending.input_region);
static void
subsurface_surface_commit (MetaWaylandSurface *surface)
{
if (actor_surface_commit (surface))
{
MetaSurfaceActor *surface_actor = surface->surface_actor;
MetaWaylandBuffer *buffer = surface->pending.buffer;
float x, y;
if (buffer != NULL)
clutter_actor_show (CLUTTER_ACTOR (surface_actor));
else
clutter_actor_hide (CLUTTER_ACTOR (surface_actor));
clutter_actor_get_position (CLUTTER_ACTOR (surface_actor), &x, &y);
x += surface->pending.dx;
y += surface->pending.dy;
clutter_actor_set_position (CLUTTER_ACTOR (surface_actor), x, y);
}
}
static void
@ -310,6 +343,8 @@ meta_wayland_surface_commit (struct wl_client *client,
cursor_surface_commit (surface);
else if (surface->window)
toplevel_surface_commit (surface);
else if (surface->subsurface.resource)
subsurface_surface_commit (surface);
if (surface->pending.buffer)
{
@ -903,6 +938,132 @@ bind_gtk_shell (struct wl_client *client,
gtk_shell_send_capabilities (resource, GTK_SHELL_CAPABILITY_GLOBAL_APP_MENU);
}
static void
wl_subsurface_destroy (struct wl_client *client,
struct wl_resource *resource)
{
wl_resource_destroy (resource);
}
static void
wl_subsurface_set_position (struct wl_client *client,
struct wl_resource *resource,
int32_t x,
int32_t y)
{
MetaWaylandSurfaceExtension *subsurface = wl_resource_get_user_data (resource);
MetaWaylandSurface *surface = wl_container_of (subsurface, surface, subsurface);
clutter_actor_set_position (CLUTTER_ACTOR (surface->surface_actor), x, y);
}
static void
wl_subsurface_place_above (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *sibling_resource)
{
ClutterActor *parent_actor;
MetaWaylandSurfaceExtension *subsurface = wl_resource_get_user_data (resource);
MetaWaylandSurface *surface = wl_container_of (subsurface, surface, subsurface);
MetaWaylandSurface *sibling = wl_resource_get_user_data (sibling_resource);
parent_actor = clutter_actor_get_parent (CLUTTER_ACTOR (surface->surface_actor));
clutter_actor_set_child_above_sibling (parent_actor,
CLUTTER_ACTOR (surface->surface_actor),
CLUTTER_ACTOR (sibling->surface_actor));
}
static void
wl_subsurface_place_below (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *sibling_resource)
{
ClutterActor *parent_actor;
MetaWaylandSurfaceExtension *subsurface = wl_resource_get_user_data (resource);
MetaWaylandSurface *surface = wl_container_of (subsurface, surface, subsurface);
MetaWaylandSurface *sibling = wl_resource_get_user_data (sibling_resource);
parent_actor = clutter_actor_get_parent (CLUTTER_ACTOR (surface->surface_actor));
clutter_actor_set_child_below_sibling (parent_actor,
CLUTTER_ACTOR (surface->surface_actor),
CLUTTER_ACTOR (sibling->surface_actor));
}
static void
wl_subsurface_set_sync (struct wl_client *client,
struct wl_resource *resource)
{
g_warning ("TODO: support wl_subsurface.set_sync");
}
static void
wl_subsurface_set_desync (struct wl_client *client,
struct wl_resource *resource)
{
g_warning ("TODO: support wl_subsurface.set_desync");
}
static const struct wl_subsurface_interface meta_wayland_subsurface_interface = {
wl_subsurface_destroy,
wl_subsurface_set_position,
wl_subsurface_place_above,
wl_subsurface_place_below,
wl_subsurface_set_sync,
wl_subsurface_set_desync,
};
static void
wl_subcompositor_destroy (struct wl_client *client,
struct wl_resource *resource)
{
wl_resource_destroy (resource);
}
static void
wl_subcompositor_get_subsurface (struct wl_client *client,
struct wl_resource *resource,
guint32 id,
struct wl_resource *surface_resource,
struct wl_resource *parent_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
MetaWaylandSurface *parent = wl_resource_get_user_data (parent_resource);
if (!create_surface_extension (&surface->subsurface, client, surface_resource, resource, id,
META_GTK_SURFACE_VERSION,
&wl_subsurface_interface,
&meta_wayland_subsurface_interface))
{
wl_resource_post_error (surface_resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"wl_subcompositor::get_subsurface already requested");
return;
}
clutter_actor_add_child (CLUTTER_ACTOR (parent->surface_actor),
CLUTTER_ACTOR (surface->surface_actor));
}
static const struct wl_subcompositor_interface meta_wayland_subcompositor_interface = {
wl_subcompositor_destroy,
wl_subcompositor_get_subsurface,
};
static void
bind_subcompositor (struct wl_client *client,
void *data,
guint32 version,
guint32 id)
{
struct wl_resource *resource;
resource = wl_resource_create (client, &wl_subcompositor_interface,
MIN (META_WL_SUBCOMPOSITOR_VERSION, version), id);
wl_resource_set_implementation (resource, &meta_wayland_subcompositor_interface, data, NULL);
}
void
meta_wayland_init_shell (MetaWaylandCompositor *compositor)
{
@ -917,6 +1078,12 @@ meta_wayland_init_shell (MetaWaylandCompositor *compositor)
META_GTK_SHELL_VERSION,
compositor, bind_gtk_shell) == NULL)
g_error ("Failed to register a global gtk-shell object");
if (wl_global_create (compositor->wayland_display,
&wl_subcompositor_interface,
META_WL_SUBCOMPOSITOR_VERSION,
compositor, bind_subcompositor) == NULL)
g_error ("Failed to register a global wl-subcompositor object");
}
void

1
src/wayland/meta-wayland-surface.h
View File

@ -83,6 +83,7 @@ struct _MetaWaylandSurface
MetaWaylandSurfaceExtension xdg_surface;
MetaWaylandSurfaceExtension xdg_popup;
MetaWaylandSurfaceExtension gtk_surface;
MetaWaylandSurfaceExtension subsurface;
/* All the pending state, that wl_surface.commit will apply. */
MetaWaylandDoubleBufferedState pending;

2
src/wayland/meta-wayland-versions.h
View File

@ -42,6 +42,7 @@
#define META_XSERVER_VERSION 1
#define META_GTK_SHELL_VERSION 1
#define META_XDG_SHELL_VERSION 1
#define META_WL_SUBCOMPOSITOR_VERSION 1
/* Slave objects (version inherited from a master object) */
#define META_WL_DATA_OFFER_VERSION 1 /* from wl_data_device */
@ -55,6 +56,7 @@
#define META_GTK_SURFACE_VERSION 1 /* from gtk_shell */
#define META_XDG_SURFACE_VERSION 1 /* from xdg_shell */
#define META_XDG_POPUP_VERSION 1 /* from xdg_shell */
#define META_WL_SUBSURFACE_VERSION 1 /* from wl_subcompositor */
/* The first version to implement a specific event */
#define META_WL_SEAT_HAS_NAME 2