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mutter-performance-source/src/wayland/meta-wayland-surface.c
Jasper St. Pierre a9d8107c3d window: Replace meta_window_type_changed with meta_window_set_type 
Which does the equality checking for us.
2014-03-13 17:14:28 -04:00

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/*
* Wayland Support
*
* Copyright (C) 2012,2013 Intel Corporation
* 2013 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <config.h>
#include <clutter/clutter.h>
#include <clutter/wayland/clutter-wayland-compositor.h>
#include <clutter/wayland/clutter-wayland-surface.h>
#include <cogl/cogl-wayland-server.h>
#include <glib.h>
#include <sys/time.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <unistd.h>
#include <wayland-server.h>
#include "gtk-shell-server-protocol.h"
#include "xdg-shell-server-protocol.h"
#include "meta-wayland-private.h"
#include "meta-xwayland-private.h"
#include "meta-wayland-stage.h"
#include "meta-wayland-seat.h"
#include "meta-wayland-keyboard.h"
#include "meta-wayland-pointer.h"
#include "meta-wayland-data-device.h"
#include "meta-cursor-tracker-private.h"
#include "display-private.h"
#include "window-private.h"
#include <meta/types.h>
#include <meta/main.h>
#include "frame.h"
#include "meta-idle-monitor-private.h"
#include "monitor-private.h"
#include "meta-surface-actor.h"
#include "meta-surface-actor-wayland.h"
typedef enum
{
META_WAYLAND_SUBSURFACE_PLACEMENT_ABOVE,
META_WAYLAND_SUBSURFACE_PLACEMENT_BELOW
} MetaWaylandSubsurfacePlacement;
typedef struct
{
MetaWaylandSubsurfacePlacement placement;
MetaWaylandSurface *sibling;
struct wl_listener sibling_destroy_listener;
} MetaWaylandSubsurfacePlacementOp;
static void
surface_handle_buffer_destroy (struct wl_listener *listener, void *data)
{
MetaWaylandSurface *surface = wl_container_of (listener, surface, buffer_destroy_listener);
wl_resource_post_error (surface->resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
"Destroyed buffer while it was attached to the surface");
surface->buffer = NULL;
}
static void
surface_set_buffer (MetaWaylandSurface *surface,
MetaWaylandBuffer *buffer)
{
if (surface->buffer == buffer)
return;
if (surface->buffer)
{
meta_wayland_buffer_unref (surface->buffer);
wl_list_remove (&surface->buffer_destroy_listener.link);
}
surface->buffer = buffer;
if (surface->buffer)
{
meta_wayland_buffer_ref (surface->buffer);
wl_signal_add (&surface->buffer->destroy_signal, &surface->buffer_destroy_listener);
}
}
static void
surface_process_damage (MetaWaylandSurface *surface,
cairo_region_t *region)
{
int i, n_rectangles = cairo_region_num_rectangles (region);
for (i = 0; i < n_rectangles; i++)
{
cairo_rectangle_int_t rect;
cairo_region_get_rectangle (region, i, &rect);
meta_surface_actor_process_damage (surface->surface_actor,
rect.x, rect.y, rect.width, rect.height);
}
}
static void
meta_wayland_surface_destroy (struct wl_client *client,
struct wl_resource *resource)
{
wl_resource_destroy (resource);
}
static void
meta_wayland_surface_attach (struct wl_client *client,
struct wl_resource *surface_resource,
struct wl_resource *buffer_resource,
gint32 dx, gint32 dy)
{
MetaWaylandSurface *surface =
wl_resource_get_user_data (surface_resource);
MetaWaylandBuffer *buffer;
/* X11 unmanaged window */
if (!surface)
return;
if (buffer_resource)
buffer = meta_wayland_buffer_from_resource (buffer_resource);
else
buffer = NULL;
/* Attach without commit in between does not send wl_buffer.release */
if (surface->pending.buffer)
wl_list_remove (&surface->pending.buffer_destroy_listener.link);
surface->pending.dx = dx;
surface->pending.dy = dy;
surface->pending.buffer = buffer;
surface->pending.newly_attached = TRUE;
if (buffer)
wl_signal_add (&buffer->destroy_signal,
&surface->pending.buffer_destroy_listener);
}
static void
meta_wayland_surface_damage (struct wl_client *client,
struct wl_resource *surface_resource,
gint32 x,
gint32 y,
gint32 width,
gint32 height)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
cairo_rectangle_int_t rectangle = { x, y, width, height };
/* X11 unmanaged window */
if (!surface)
return;
cairo_region_union_rectangle (surface->pending.damage, &rectangle);
}
static void
destroy_frame_callback (struct wl_resource *callback_resource)
{
MetaWaylandFrameCallback *callback =
wl_resource_get_user_data (callback_resource);
wl_list_remove (&callback->link);
g_slice_free (MetaWaylandFrameCallback, callback);
}
static void
meta_wayland_surface_frame (struct wl_client *client,
struct wl_resource *surface_resource,
guint32 callback_id)
{
MetaWaylandFrameCallback *callback;
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
/* X11 unmanaged window */
if (!surface)
return;
callback = g_slice_new0 (MetaWaylandFrameCallback);
callback->compositor = surface->compositor;
callback->resource = wl_resource_create (client, &wl_callback_interface, META_WL_CALLBACK_VERSION, callback_id);
wl_resource_set_implementation (callback->resource, NULL, callback, destroy_frame_callback);
wl_list_insert (surface->pending.frame_callback_list.prev, &callback->link);
}
static void
meta_wayland_surface_set_opaque_region (struct wl_client *client,
struct wl_resource *surface_resource,
struct wl_resource *region_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
/* X11 unmanaged window */
if (!surface)
return;
g_clear_pointer (&surface->pending.opaque_region, cairo_region_destroy);
if (region_resource)
{
MetaWaylandRegion *region = wl_resource_get_user_data (region_resource);
surface->pending.opaque_region = cairo_region_copy (region->region);
}
}
static void
meta_wayland_surface_set_input_region (struct wl_client *client,
struct wl_resource *surface_resource,
struct wl_resource *region_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
/* X11 unmanaged window */
if (!surface)
return;
g_clear_pointer (&surface->pending.input_region, cairo_region_destroy);
if (region_resource)
{
MetaWaylandRegion *region = wl_resource_get_user_data (region_resource);
surface->pending.input_region = cairo_region_copy (region->region);
}
}
static void
empty_region (cairo_region_t *region)
{
cairo_rectangle_int_t rectangle = { 0, 0, 0, 0 };
cairo_region_intersect_rectangle (region, &rectangle);
}
static void
ensure_buffer_texture (MetaWaylandBuffer *buffer)
{
CoglContext *ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
CoglError *catch_error = NULL;
CoglTexture *texture;
texture = COGL_TEXTURE (cogl_wayland_texture_2d_new_from_buffer (ctx,
buffer->resource,
&catch_error));
if (!texture)
{
cogl_error_free (catch_error);
meta_warning ("Could not import pending buffer, ignoring commit\n");
return;
}
buffer->texture = texture;
}
static void
cursor_surface_commit (MetaWaylandSurface *surface,
MetaWaylandDoubleBufferedState *pending,
gboolean buffer_changed)
{
if (buffer_changed)
meta_wayland_seat_update_cursor_surface (surface->compositor->seat);
}
static void
actor_surface_commit (MetaWaylandSurface *surface,
MetaWaylandDoubleBufferedState *pending,
gboolean buffer_changed)
{
MetaSurfaceActor *surface_actor = surface->surface_actor;
MetaWaylandBuffer *buffer = pending->buffer;
if (buffer_changed && buffer)
{
ensure_buffer_texture (buffer);
meta_surface_actor_wayland_set_buffer (META_SURFACE_ACTOR_WAYLAND (surface->surface_actor), buffer);
}
surface_process_damage (surface, pending->damage);
if (pending->opaque_region)
meta_surface_actor_set_opaque_region (surface_actor, pending->opaque_region);
if (pending->input_region)
meta_surface_actor_set_input_region (surface_actor, pending->input_region);
}
static void
toplevel_surface_commit (MetaWaylandSurface *surface,
MetaWaylandDoubleBufferedState *pending,
gboolean buffer_changed)
{
actor_surface_commit (surface, pending, buffer_changed);
if (buffer_changed)
{
MetaWindow *window = surface->window;
MetaWaylandBuffer *buffer = 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)
{
int new_width, new_height;
new_width = cogl_texture_get_width (buffer->texture);
new_height = cogl_texture_get_height (buffer->texture);
if (new_width != window->rect.width ||
new_height != window->rect.height ||
pending->dx != 0 ||
pending->dy != 0)
meta_window_move_resize_wayland (window, new_width, new_height, pending->dx, pending->dy);
}
}
if (pending->frame_extents_changed)
meta_window_set_custom_frame_extents (surface->window, &pending->frame_extents);
}
static void
surface_handle_pending_buffer_destroy (struct wl_listener *listener, void *data)
{
MetaWaylandDoubleBufferedState *state =
wl_container_of (listener, state, buffer_destroy_listener);
state->buffer = NULL;
}
static void
double_buffered_state_init (MetaWaylandDoubleBufferedState *state)
{
state->newly_attached = FALSE;
state->buffer = NULL;
state->dx = 0;
state->dy = 0;
state->damage = cairo_region_create ();
state->buffer_destroy_listener.notify =
surface_handle_pending_buffer_destroy;
wl_list_init (&state->frame_callback_list);
state->frame_extents_changed = FALSE;
}
static void
double_buffered_state_destroy (MetaWaylandDoubleBufferedState *state)
{
MetaWaylandFrameCallback *cb, *next;
g_clear_pointer (&state->damage, cairo_region_destroy);
g_clear_pointer (&state->input_region, cairo_region_destroy);
g_clear_pointer (&state->opaque_region, cairo_region_destroy);
if (state->buffer)
wl_list_remove (&state->buffer_destroy_listener.link);
wl_list_for_each_safe (cb, next, &state->frame_callback_list, link)
wl_resource_destroy (cb->resource);
}
static void
double_buffered_state_reset (MetaWaylandDoubleBufferedState *state)
{
double_buffered_state_destroy (state);
double_buffered_state_init (state);
}
static void
move_double_buffered_state (MetaWaylandDoubleBufferedState *from,
MetaWaylandDoubleBufferedState *to)
{
if (from->buffer)
wl_list_remove (&from->buffer_destroy_listener.link);
to->newly_attached = from->newly_attached;
from->newly_attached = FALSE;
to->buffer = from->buffer;
from->buffer = NULL;
if (to->buffer)
wl_signal_add (&to->buffer->destroy_signal, &to->buffer_destroy_listener);
to->dx = from->dx;
to->dy = from->dy;
from->dx = from->dy = 0;
empty_region (to->damage);
cairo_region_union (to->damage, from->damage);
empty_region (from->damage);
g_clear_pointer (&to->input_region, cairo_region_destroy);
g_clear_pointer (&to->opaque_region, cairo_region_destroy);
to->input_region = from->input_region;
to->opaque_region = from->opaque_region;
from->input_region = from->opaque_region = NULL;
wl_list_init (&to->frame_callback_list);
wl_list_insert_list (&to->frame_callback_list, &from->frame_callback_list);
wl_list_init (&from->frame_callback_list);
}
static void
subsurface_surface_commit (MetaWaylandSurface *surface,
MetaWaylandDoubleBufferedState *pending,
gboolean buffer_changed)
{
/*
* If the sub-surface is in synchronous mode, post-pone the commit of its
* state until the sub-surface parent commits.
*
* This is done by moving the various states (damage, input region, buffer
* etc.) from the buffered state pending commit to the sub-surface's pending
* buffered state.
*
* The sub-surface's pending buffered state will be committed to the
* associated surface when its parent surface is committed, or if the user
* issues a wl_subsurface.set_desync request.
*/
if (surface->sub.synchronous)
{
move_double_buffered_state (pending, &surface->sub.pending_surface_state);
}
else
{
actor_surface_commit (surface, pending, buffer_changed);
if (buffer_changed)
{
MetaSurfaceActor *surface_actor = surface->surface_actor;
MetaWaylandBuffer *buffer = 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 += pending->dx;
y += pending->dy;
clutter_actor_set_position (CLUTTER_ACTOR (surface_actor), x, y);
}
}
}
static void
subsurface_parent_surface_committed (MetaWaylandSurface *surface);
static void
parent_surface_committed (gpointer data, gpointer user_data)
{
subsurface_parent_surface_committed (data);
}
static void
commit_double_buffered_state (MetaWaylandSurface *surface,
MetaWaylandDoubleBufferedState *pending)
{
MetaWaylandCompositor *compositor = surface->compositor;
gboolean buffer_changed = FALSE;
/* wl_surface.attach */
if (pending->newly_attached && surface->buffer != pending->buffer)
{
surface_set_buffer (surface, pending->buffer);
buffer_changed = TRUE;
}
if (surface == compositor->seat->cursor_surface)
cursor_surface_commit (surface, pending, buffer_changed);
else if (surface->window)
toplevel_surface_commit (surface, pending, buffer_changed);
else if (surface->subsurface.resource)
subsurface_surface_commit (surface, pending, buffer_changed);
g_list_foreach (surface->subsurfaces,
parent_surface_committed,
NULL);
if (pending->buffer)
{
wl_list_remove (&pending->buffer_destroy_listener.link);
pending->buffer = NULL;
}
/* wl_surface.frame */
wl_list_insert_list (&compositor->frame_callbacks, &pending->frame_callback_list);
wl_list_init (&pending->frame_callback_list);
double_buffered_state_reset (pending);
}
static void
meta_wayland_surface_commit (struct wl_client *client,
struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
/* X11 unmanaged window */
if (!surface)
return;
commit_double_buffered_state (surface, &surface->pending);
}
static void
meta_wayland_surface_set_buffer_transform (struct wl_client *client,
struct wl_resource *resource,
int32_t transform)
{
g_warning ("TODO: support set_buffer_transform request");
}
static void
meta_wayland_surface_set_buffer_scale (struct wl_client *client,
struct wl_resource *resource,
int scale)
{
if (scale != 1)
g_warning ("TODO: support set_buffer_scale request");
}
const struct wl_surface_interface meta_wayland_surface_interface = {
meta_wayland_surface_destroy,
meta_wayland_surface_attach,
meta_wayland_surface_damage,
meta_wayland_surface_frame,
meta_wayland_surface_set_opaque_region,
meta_wayland_surface_set_input_region,
meta_wayland_surface_commit,
meta_wayland_surface_set_buffer_transform,
meta_wayland_surface_set_buffer_scale
};
void
meta_wayland_surface_make_toplevel (MetaWaylandSurface *surface)
{
clutter_actor_set_reactive (CLUTTER_ACTOR (surface->surface_actor), TRUE);
}
void
meta_wayland_surface_window_unmanaged (MetaWaylandSurface *surface)
{
clutter_actor_set_reactive (CLUTTER_ACTOR (surface->surface_actor), FALSE);
surface->window = NULL;
}
static void
destroy_window (MetaWaylandSurface *surface)
{
if (surface->window)
{
MetaDisplay *display = meta_get_display ();
guint32 timestamp = meta_display_get_current_time_roundtrip (display);
meta_window_unmanage (surface->window, timestamp);
}
g_assert (surface->window == NULL);
}
static void
wl_surface_destructor (struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
MetaWaylandCompositor *compositor = surface->compositor;
/* If we still have a window at the time of destruction, that means that
* the client is disconnecting, as the resources are destroyed in a random
* order. Simply destroy the window in this case. */
if (surface->window)
destroy_window (surface);
compositor->surfaces = g_list_remove (compositor->surfaces, surface);
surface_set_buffer (surface, NULL);
double_buffered_state_destroy (&surface->pending);
g_object_unref (surface->surface_actor);
if (surface->resource)
wl_resource_set_user_data (surface->resource, NULL);
g_slice_free (MetaWaylandSurface, surface);
meta_wayland_compositor_repick (compositor);
}
MetaWaylandSurface *
meta_wayland_surface_create (MetaWaylandCompositor *compositor,
struct wl_client *client,
guint32 id,
guint32 version)
{
MetaWaylandSurface *surface = g_slice_new0 (MetaWaylandSurface);
surface->compositor = compositor;
surface->resource = wl_resource_create (client, &wl_surface_interface, version, id);
wl_resource_set_implementation (surface->resource, &meta_wayland_surface_interface, surface, wl_surface_destructor);
surface->buffer_destroy_listener.notify = surface_handle_buffer_destroy;
surface->surface_actor = g_object_ref_sink (meta_surface_actor_wayland_new (surface));
double_buffered_state_init (&surface->pending);
return surface;
}
static void
destroy_surface_extension (MetaWaylandSurfaceExtension *extension)
{
extension->resource = NULL;
}
static int
get_resource_version (struct wl_resource *master_resource,
int max_version)
{
return MIN (max_version, wl_resource_get_version (master_resource));
}
static gboolean
create_surface_extension (MetaWaylandSurfaceExtension *extension,
int max_version,
const struct wl_interface *interface,
const void *implementation,
wl_resource_destroy_func_t destructor,
MetaWaylandSurface *surface,
struct wl_resource *master_resource,
guint32 id)
{
struct wl_client *client;
if (extension->resource != NULL)
return FALSE;
client = wl_resource_get_client (surface->resource);
extension->resource = wl_resource_create (client, interface, get_resource_version (master_resource, max_version), id);
wl_resource_set_implementation (extension->resource, implementation, surface, destructor);
return TRUE;
}
static void
xdg_shell_use_unstable_version (struct wl_client *client,
struct wl_resource *resource,
int32_t version)
{
if (version != XDG_SHELL_VERSION_CURRENT)
g_warning ("Bad xdg_shell version: %d", version);
}
static void
xdg_shell_pong (struct wl_client *client,
struct wl_resource *resource,
uint32_t serial)
{
MetaDisplay *display = meta_get_display ();
meta_display_pong_for_serial (display, serial);
}
static void
xdg_surface_destructor (struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
destroy_window (surface);
destroy_surface_extension (&surface->xdg_surface);
}
static void
xdg_surface_destroy (struct wl_client *client,
struct wl_resource *resource)
{
wl_resource_destroy (resource);
}
static void
xdg_surface_set_transient_for (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *parent_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
MetaWindow *transient_for = NULL;
if (parent_resource)
{
MetaWaylandSurface *parent_surface = wl_resource_get_user_data (parent_resource);
transient_for = parent_surface->window;
}
meta_window_set_transient_for (surface->window, transient_for);
}
static void
xdg_surface_set_margin (struct wl_client *client,
struct wl_resource *resource,
int32_t left_margin,
int32_t right_margin,
int32_t top_margin,
int32_t bottom_margin)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
surface->pending.frame_extents_changed = TRUE;
surface->pending.frame_extents.left = left_margin;
surface->pending.frame_extents.right = right_margin;
surface->pending.frame_extents.top = top_margin;
surface->pending.frame_extents.bottom = bottom_margin;
}
static void
xdg_surface_set_title (struct wl_client *client,
struct wl_resource *resource,
const char *title)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
meta_window_set_title (surface->window, title);
}
static void
xdg_surface_set_app_id (struct wl_client *client,
struct wl_resource *resource,
const char *app_id)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
meta_window_set_wm_class (surface->window, app_id, app_id);
}
static gboolean
begin_grab_op_on_surface (MetaWaylandSurface *surface,
MetaWaylandSeat *seat,
MetaGrabOp grab_op)
{
MetaWindow *window = surface->window;
if (grab_op == META_GRAB_OP_NONE)
return FALSE;
return meta_display_begin_grab_op (window->display,
window->screen,
window,
grab_op,
TRUE, /* pointer_already_grabbed */
FALSE, /* frame_action */
1, /* button. XXX? */
0, /* modmask */
meta_display_get_current_time_roundtrip (window->display),
wl_fixed_to_int (seat->pointer.grab_x),
wl_fixed_to_int (seat->pointer.grab_y));
}
static void
xdg_surface_move (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *seat_resource,
guint32 serial)
{
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (seat->pointer.button_count == 0 ||
seat->pointer.grab_serial != serial ||
seat->pointer.focus_surface != surface)
return;
begin_grab_op_on_surface (surface, seat, META_GRAB_OP_MOVING);
}
static MetaGrabOp
grab_op_for_xdg_surface_resize_edge (int edge)
{
switch (edge)
{
case XDG_SURFACE_RESIZE_EDGE_TOP_LEFT:
return META_GRAB_OP_RESIZING_NW;
case XDG_SURFACE_RESIZE_EDGE_TOP:
return META_GRAB_OP_RESIZING_N;
case XDG_SURFACE_RESIZE_EDGE_TOP_RIGHT:
return META_GRAB_OP_RESIZING_NE;
case XDG_SURFACE_RESIZE_EDGE_RIGHT:
return META_GRAB_OP_RESIZING_E;
case XDG_SURFACE_RESIZE_EDGE_BOTTOM_RIGHT:
return META_GRAB_OP_RESIZING_SE;
case XDG_SURFACE_RESIZE_EDGE_BOTTOM:
return META_GRAB_OP_RESIZING_S;
case XDG_SURFACE_RESIZE_EDGE_BOTTOM_LEFT:
return META_GRAB_OP_RESIZING_SW;
case XDG_SURFACE_RESIZE_EDGE_LEFT:
return META_GRAB_OP_RESIZING_W;
default:
g_warning ("invalid edge: %d", edge);
return META_GRAB_OP_NONE;
}
}
static void
xdg_surface_resize (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *seat_resource,
guint32 serial,
guint32 edges)
{
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (seat->pointer.button_count == 0 ||
seat->pointer.grab_serial != serial ||
seat->pointer.focus_surface != surface)
return;
begin_grab_op_on_surface (surface, seat, grab_op_for_xdg_surface_resize_edge (edges));
}
static void
xdg_surface_set_output (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *output)
{
g_warning ("TODO: support xdg_surface.set_output");
}
static void
xdg_surface_request_change_state (struct wl_client *client,
struct wl_resource *resource,
uint32_t state_type,
uint32_t value,
uint32_t serial)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
surface->state_changed_serial = serial;
switch (state_type)
{
case XDG_SURFACE_STATE_MAXIMIZED:
if (value)
meta_window_maximize (surface->window, META_MAXIMIZE_HORIZONTAL | META_MAXIMIZE_VERTICAL);
else
meta_window_unmaximize (surface->window, META_MAXIMIZE_HORIZONTAL | META_MAXIMIZE_VERTICAL);
break;
case XDG_SURFACE_STATE_FULLSCREEN:
if (value)
meta_window_make_fullscreen (surface->window);
else
meta_window_unmake_fullscreen (surface->window);
}
}
static void
xdg_surface_ack_change_state (struct wl_client *client,
struct wl_resource *resource,
uint32_t state_type,
uint32_t value,
uint32_t serial)
{
/* Do nothing for now. In the future, we'd imagine that
* we'd ignore attaches when we have a state pending that
* we haven't had the client ACK'd, to prevent a race
* condition when we have an in-flight attach when the
* client gets the new state. */
}
static void
xdg_surface_set_minimized (struct wl_client *client,
struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
meta_window_minimize (surface->window);
}
static const struct xdg_surface_interface meta_wayland_xdg_surface_interface = {
xdg_surface_destroy,
xdg_surface_set_transient_for,
xdg_surface_set_margin,
xdg_surface_set_title,
xdg_surface_set_app_id,
xdg_surface_move,
xdg_surface_resize,
xdg_surface_set_output,
xdg_surface_request_change_state,
xdg_surface_ack_change_state,
xdg_surface_set_minimized,
};
static void
xdg_shell_get_xdg_surface (struct wl_client *client,
struct wl_resource *resource,
guint32 id,
struct wl_resource *surface_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
if (!create_surface_extension (&surface->xdg_surface,
META_XDG_SURFACE_VERSION,
&xdg_surface_interface,
&meta_wayland_xdg_surface_interface,
xdg_surface_destructor,
surface, resource, id))
{
wl_resource_post_error (surface_resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"xdg_shell::get_xdg_surface already requested");
return;
}
meta_wayland_surface_make_toplevel (surface);
surface->window = meta_window_wayland_new (meta_get_display (), surface);
}
static void
xdg_popup_destructor (struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
destroy_window (surface);
destroy_surface_extension (&surface->xdg_popup);
}
static void
xdg_popup_destroy (struct wl_client *client,
struct wl_resource *resource)
{
wl_resource_destroy (resource);
}
static const struct xdg_popup_interface meta_wayland_xdg_popup_interface = {
xdg_popup_destroy,
};
static void
xdg_shell_get_xdg_popup (struct wl_client *client,
struct wl_resource *resource,
uint32_t id,
struct wl_resource *surface_resource,
struct wl_resource *parent_resource,
struct wl_resource *seat_resource,
uint32_t serial,
int32_t x,
int32_t y,
uint32_t flags)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
MetaWaylandSurface *parent_surf = wl_resource_get_user_data (parent_resource);
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
if (parent_surf == NULL || parent_surf->window == NULL)
return;
if (!create_surface_extension (&surface->xdg_popup,
META_XDG_POPUP_VERSION,
&xdg_popup_interface,
&meta_wayland_xdg_popup_interface,
xdg_popup_destructor,
surface, resource, id))
{
wl_resource_post_error (surface_resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"xdg_shell::get_xdg_popup already requested");
return;
}
meta_wayland_surface_make_toplevel (surface);
surface->window = meta_window_wayland_new (meta_get_display (), surface);
surface->window->rect.x = parent_surf->window->rect.x + x;
surface->window->rect.y = parent_surf->window->rect.y + y;
surface->window->showing_for_first_time = FALSE;
surface->window->placed = TRUE;
meta_window_set_transient_for (surface->window, parent_surf->window);
meta_window_set_type (surface->window, META_WINDOW_DROPDOWN_MENU);
meta_wayland_pointer_start_popup_grab (&seat->pointer, surface);
}
static const struct xdg_shell_interface meta_wayland_xdg_shell_interface = {
xdg_shell_use_unstable_version,
xdg_shell_get_xdg_surface,
xdg_shell_get_xdg_popup,
xdg_shell_pong,
};
typedef struct {
struct wl_resource *resource;
struct wl_listener client_destroy_listener;
} XdgShell;
static void
xdg_shell_handle_client_destroy (struct wl_listener *listener, void *data)
{
XdgShell *xdg_shell = wl_container_of (listener, xdg_shell, client_destroy_listener);
g_slice_free (XdgShell, xdg_shell);
}
static struct wl_resource *
get_xdg_shell_for_client (struct wl_client *client)
{
struct wl_listener *listener;
XdgShell *xdg_shell;
listener = wl_client_get_destroy_listener (client, xdg_shell_handle_client_destroy);
/* No xdg_shell has been bound for this client */
if (listener == NULL)
return NULL;
xdg_shell = wl_container_of (listener, xdg_shell, client_destroy_listener);
return xdg_shell->resource;
}
static void
bind_xdg_shell (struct wl_client *client,
void *data,
guint32 version,
guint32 id)
{
struct wl_resource *resource;
XdgShell *xdg_shell;
if (version != 1)
{
g_warning ("using xdg-shell without stable version 1\n");
return;
}
xdg_shell = g_slice_new (XdgShell);
resource = wl_resource_create (client, &xdg_shell_interface, 1, id);
wl_resource_set_implementation (resource, &meta_wayland_xdg_shell_interface, data, NULL);
xdg_shell->resource = wl_resource_create (client, &xdg_shell_interface, 1, id);
wl_resource_set_implementation (xdg_shell->resource, &meta_wayland_xdg_shell_interface, data, NULL);
xdg_shell->client_destroy_listener.notify = xdg_shell_handle_client_destroy;
wl_client_add_destroy_listener (client, &xdg_shell->client_destroy_listener);
}
static void
wl_shell_surface_destructor (struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
destroy_surface_extension (&surface->wl_shell_surface);
}
static void
wl_shell_surface_pong (struct wl_client *client,
struct wl_resource *resource,
uint32_t serial)
{
MetaDisplay *display = meta_get_display ();
meta_display_pong_for_serial (display, serial);
}
static void
wl_shell_surface_move (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *seat_resource,
uint32_t serial)
{
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (seat->pointer.button_count == 0 ||
seat->pointer.grab_serial != serial ||
seat->pointer.focus_surface != surface)
return;
begin_grab_op_on_surface (surface, seat, META_GRAB_OP_MOVING);
}
static MetaGrabOp
grab_op_for_wl_shell_surface_resize_edge (int edge)
{
switch (edge)
{
case WL_SHELL_SURFACE_RESIZE_TOP_LEFT:
return META_GRAB_OP_RESIZING_NW;
case WL_SHELL_SURFACE_RESIZE_TOP:
return META_GRAB_OP_RESIZING_N;
case WL_SHELL_SURFACE_RESIZE_TOP_RIGHT:
return META_GRAB_OP_RESIZING_NE;
case WL_SHELL_SURFACE_RESIZE_RIGHT:
return META_GRAB_OP_RESIZING_E;
case WL_SHELL_SURFACE_RESIZE_BOTTOM_RIGHT:
return META_GRAB_OP_RESIZING_SE;
case WL_SHELL_SURFACE_RESIZE_BOTTOM:
return META_GRAB_OP_RESIZING_S;
case WL_SHELL_SURFACE_RESIZE_BOTTOM_LEFT:
return META_GRAB_OP_RESIZING_SW;
case WL_SHELL_SURFACE_RESIZE_LEFT:
return META_GRAB_OP_RESIZING_W;
default:
g_warning ("invalid edge: %d", edge);
return META_GRAB_OP_NONE;
}
}
static void
wl_shell_surface_resize (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *seat_resource,
uint32_t serial,
uint32_t edges)
{
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (seat->pointer.button_count == 0 ||
seat->pointer.grab_serial != serial ||
seat->pointer.focus_surface != surface)
return;
begin_grab_op_on_surface (surface, seat, grab_op_for_wl_shell_surface_resize_edge (edges));
}
typedef enum {
SURFACE_STATE_TOPLEVEL,
SURFACE_STATE_FULLSCREEN,
SURFACE_STATE_MAXIMIZED,
} SurfaceState;
static void
wl_shell_surface_set_state (MetaWaylandSurface *surface,
SurfaceState state)
{
if (state == SURFACE_STATE_FULLSCREEN)
meta_window_make_fullscreen (surface->window);
else
meta_window_unmake_fullscreen (surface->window);
if (state == SURFACE_STATE_MAXIMIZED)
meta_window_maximize (surface->window, META_MAXIMIZE_VERTICAL | META_MAXIMIZE_HORIZONTAL);
else
meta_window_unmaximize (surface->window, META_MAXIMIZE_VERTICAL | META_MAXIMIZE_HORIZONTAL);
}
static void
wl_shell_surface_set_toplevel (struct wl_client *client,
struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
wl_shell_surface_set_state (surface, SURFACE_STATE_TOPLEVEL);
}
static void
wl_shell_surface_set_transient (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *parent_resource,
int32_t x,
int32_t y,
uint32_t flags)
{
MetaWaylandSurface *parent_surf = wl_resource_get_user_data (parent_resource);
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
wl_shell_surface_set_state (surface, SURFACE_STATE_TOPLEVEL);
meta_window_set_transient_for (surface->window, parent_surf->window);
meta_window_move (surface->window, FALSE,
parent_surf->window->rect.x + x,
parent_surf->window->rect.y + y);
surface->window->placed = TRUE;
}
static void
wl_shell_surface_set_fullscreen (struct wl_client *client,
struct wl_resource *resource,
uint32_t method,
uint32_t framerate,
struct wl_resource *output)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
wl_shell_surface_set_state (surface, SURFACE_STATE_FULLSCREEN);
}
static void
wl_shell_surface_set_popup (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *seat_resource,
uint32_t serial,
struct wl_resource *parent_resource,
int32_t x,
int32_t y,
uint32_t flags)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
MetaWaylandSurface *parent_surf = wl_resource_get_user_data (parent_resource);
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
wl_shell_surface_set_state (surface, SURFACE_STATE_TOPLEVEL);
meta_window_set_transient_for (surface->window, parent_surf->window);
meta_window_move (surface->window, FALSE,
parent_surf->window->rect.x + x,
parent_surf->window->rect.y + y);
surface->window->placed = TRUE;
meta_wayland_pointer_start_popup_grab (&seat->pointer, surface);
}
static void
wl_shell_surface_set_maximized (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *output)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
wl_shell_surface_set_state (surface, SURFACE_STATE_MAXIMIZED);
}
static void
wl_shell_surface_set_title (struct wl_client *client,
struct wl_resource *resource,
const char *title)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
meta_window_set_title (surface->window, title);
}
static void
wl_shell_surface_set_class (struct wl_client *client,
struct wl_resource *resource,
const char *class_)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
meta_window_set_wm_class (surface->window, class_, class_);
}
static const struct wl_shell_surface_interface meta_wayland_wl_shell_surface_interface = {
wl_shell_surface_pong,
wl_shell_surface_move,
wl_shell_surface_resize,
wl_shell_surface_set_toplevel,
wl_shell_surface_set_transient,
wl_shell_surface_set_fullscreen,
wl_shell_surface_set_popup,
wl_shell_surface_set_maximized,
wl_shell_surface_set_title,
wl_shell_surface_set_class,
};
static void
wl_shell_get_shell_surface (struct wl_client *client,
struct wl_resource *resource,
uint32_t id,
struct wl_resource *surface_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
if (!create_surface_extension (&surface->wl_shell_surface,
META_WL_SHELL_SURFACE_VERSION,
&wl_shell_surface_interface,
&meta_wayland_wl_shell_surface_interface,
wl_shell_surface_destructor,
surface, resource, id))
{
wl_resource_post_error (surface_resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"wl_shell::get_shell_surface already requested");
return;
}
meta_wayland_surface_make_toplevel (surface);
surface->window = meta_window_wayland_new (meta_get_display (), surface);
}
static const struct wl_shell_interface meta_wayland_wl_shell_interface = {
wl_shell_get_shell_surface,
};
static void
bind_wl_shell (struct wl_client *client,
void *data,
uint32_t version,
uint32_t id)
{
struct wl_resource *resource;
resource = wl_resource_create (client, &wl_shell_interface,
MIN (META_WL_SHELL_VERSION, version), id);
wl_resource_set_implementation (resource, &meta_wayland_wl_shell_interface, data, NULL);
}
static void
gtk_surface_destructor (struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
destroy_surface_extension (&surface->gtk_surface);
}
static void
set_dbus_properties (struct wl_client *client,
struct wl_resource *resource,
const char *application_id,
const char *app_menu_path,
const char *menubar_path,
const char *window_object_path,
const char *application_object_path,
const char *unique_bus_name)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
/* Broken client, let it die instead of us */
if (!surface->window)
{
meta_warning ("meta-wayland-surface: set_dbus_properties called with invalid window!\n");
return;
}
meta_window_set_gtk_dbus_properties (surface->window,
application_id,
unique_bus_name,
app_menu_path,
menubar_path,
application_object_path,
window_object_path);
}
static const struct gtk_surface_interface meta_wayland_gtk_surface_interface = {
set_dbus_properties
};
static void
get_gtk_surface (struct wl_client *client,
struct wl_resource *resource,
guint32 id,
struct wl_resource *surface_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource);
if (!create_surface_extension (&surface->gtk_surface,
META_GTK_SURFACE_VERSION,
&gtk_surface_interface,
&meta_wayland_gtk_surface_interface,
gtk_surface_destructor,
surface, resource, id))
{
wl_resource_post_error (surface_resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"gtk_shell::get_gtk_surface already requested");
return;
}
}
static const struct gtk_shell_interface meta_wayland_gtk_shell_interface = {
get_gtk_surface
};
static void
bind_gtk_shell (struct wl_client *client,
void *data,
guint32 version,
guint32 id)
{
struct wl_resource *resource;
resource = wl_resource_create (client, &gtk_shell_interface,
MIN (META_GTK_SHELL_VERSION, version), id);
wl_resource_set_implementation (resource, &meta_wayland_gtk_shell_interface, data, NULL);
/* FIXME: ask the plugin */
gtk_shell_send_capabilities (resource, GTK_SHELL_CAPABILITY_GLOBAL_APP_MENU);
}
static void
subsurface_parent_surface_committed (MetaWaylandSurface *surface)
{
MetaWaylandDoubleBufferedState *pending_surface_state = &surface->sub.pending_surface_state;
if (surface->sub.pending_pos)
{
clutter_actor_set_position (CLUTTER_ACTOR (surface->surface_actor),
surface->sub.pending_x,
surface->sub.pending_y);
surface->sub.pending_pos = FALSE;
}
if (surface->sub.pending_placement_ops)
{
GSList *it;
for (it = surface->sub.pending_placement_ops; it; it = it->next)
{
MetaWaylandSubsurfacePlacementOp *op = it->data;
ClutterActor *surface_actor;
ClutterActor *parent_actor;
ClutterActor *sibling_actor;
if (!op->sibling)
{
g_slice_free (MetaWaylandSubsurfacePlacementOp, op);
continue;
}
surface_actor = CLUTTER_ACTOR (surface->surface_actor);
parent_actor = clutter_actor_get_parent (CLUTTER_ACTOR (surface->sub.parent));
sibling_actor = CLUTTER_ACTOR (op->sibling->surface_actor);
switch (op->placement)
{
case META_WAYLAND_SUBSURFACE_PLACEMENT_ABOVE:
clutter_actor_set_child_above_sibling (parent_actor, surface_actor, sibling_actor);
break;
case META_WAYLAND_SUBSURFACE_PLACEMENT_BELOW:
clutter_actor_set_child_below_sibling (parent_actor, surface_actor, sibling_actor);
break;
}
wl_list_remove (&op->sibling_destroy_listener.link);
g_slice_free (MetaWaylandSubsurfacePlacementOp, op);
}
g_slist_free (surface->sub.pending_placement_ops);
surface->sub.pending_placement_ops = NULL;
}
if (surface->sub.synchronous)
commit_double_buffered_state (surface, pending_surface_state);
}
static void
unparent_actor (MetaWaylandSurface *surface)
{
ClutterActor *parent_actor;
parent_actor = clutter_actor_get_parent (CLUTTER_ACTOR (surface->surface_actor));
clutter_actor_remove_child (parent_actor, CLUTTER_ACTOR (surface->surface_actor));
}
static void
wl_subsurface_destructor (struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (surface->sub.parent)
{
wl_list_remove (&surface->sub.parent_destroy_listener.link);
surface->sub.parent->subsurfaces =
g_list_remove (surface->sub.parent->subsurfaces, surface);
unparent_actor (surface);
surface->sub.parent = NULL;
}
double_buffered_state_destroy (&surface->sub.pending_surface_state);
destroy_surface_extension (&surface->subsurface);
}
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)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
surface->sub.pending_x = x;
surface->sub.pending_y = y;
surface->sub.pending_pos = TRUE;
}
static gboolean
is_valid_sibling (MetaWaylandSurface *surface, MetaWaylandSurface *sibling)
{
if (surface->sub.parent == sibling)
return TRUE;
if (surface->sub.parent == sibling->sub.parent)
return TRUE;
return FALSE;
}
static void
subsurface_handle_pending_sibling_destroyed (struct wl_listener *listener, void *data)
{
MetaWaylandSubsurfacePlacementOp *op =
wl_container_of (listener, op, sibling_destroy_listener);
op->sibling = NULL;
}
static void
queue_subsurface_placement (MetaWaylandSurface *surface,
MetaWaylandSurface *sibling,
MetaWaylandSubsurfacePlacement placement)
{
MetaWaylandSubsurfacePlacementOp *op =
g_slice_new (MetaWaylandSubsurfacePlacementOp);
op->placement = placement;
op->sibling = sibling;
op->sibling_destroy_listener.notify =
subsurface_handle_pending_sibling_destroyed;
wl_resource_add_destroy_listener (sibling->resource,
&op->sibling_destroy_listener);
surface->sub.pending_placement_ops =
g_slist_append (surface->sub.pending_placement_ops, op);
}
static void
wl_subsurface_place_above (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *sibling_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
MetaWaylandSurface *sibling = wl_resource_get_user_data (sibling_resource);
if (!is_valid_sibling (surface, sibling))
{
wl_resource_post_error (resource, WL_SUBSURFACE_ERROR_BAD_SURFACE,
"wl_subsurface::place_above: wl_surface@%d is "
"not a valid parent or sibling",
wl_resource_get_id (sibling->resource));
return;
}
queue_subsurface_placement (surface,
sibling,
META_WAYLAND_SUBSURFACE_PLACEMENT_ABOVE);
}
static void
wl_subsurface_place_below (struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *sibling_resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
MetaWaylandSurface *sibling = wl_resource_get_user_data (sibling_resource);
if (!is_valid_sibling (surface, sibling))
{
wl_resource_post_error (resource, WL_SUBSURFACE_ERROR_BAD_SURFACE,
"wl_subsurface::place_below: wl_surface@%d is "
"not a valid parent or sibling",
wl_resource_get_id (sibling->resource));
return;
}
queue_subsurface_placement (surface,
sibling,
META_WAYLAND_SUBSURFACE_PLACEMENT_BELOW);
}
static void
wl_subsurface_set_sync (struct wl_client *client,
struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
surface->sub.synchronous = TRUE;
}
static void
wl_subsurface_set_desync (struct wl_client *client,
struct wl_resource *resource)
{
MetaWaylandSurface *surface = wl_resource_get_user_data (resource);
if (surface->sub.synchronous)
subsurface_parent_surface_committed (surface);
surface->sub.synchronous = FALSE;
}
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
surface_handle_parent_surface_destroyed (struct wl_listener *listener,
void *data)
{
MetaWaylandSurface *surface = wl_container_of (listener,
surface,
sub.parent_destroy_listener);
surface->sub.parent = NULL;
unparent_actor (surface);
}
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,
META_GTK_SURFACE_VERSION,
&wl_subsurface_interface,
&meta_wayland_subsurface_interface,
wl_subsurface_destructor,
surface, resource, id))
{
wl_resource_post_error (surface_resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,
"wl_subcompositor::get_subsurface already requested");
return;
}
double_buffered_state_init (&surface->sub.pending_surface_state);
surface->sub.parent = parent;
surface->sub.parent_destroy_listener.notify =
surface_handle_parent_surface_destroyed;
wl_resource_add_destroy_listener (parent->resource,
&surface->sub.parent_destroy_listener);
parent->subsurfaces = g_list_append (parent->subsurfaces, surface);
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)
{
if (wl_global_create (compositor->wayland_display,
&xdg_shell_interface, 1,
compositor, bind_xdg_shell) == NULL)
g_error ("Failed to register a global xdg-shell object");
if (wl_global_create (compositor->wayland_display,
&wl_shell_interface, 1,
compositor, bind_wl_shell) == NULL)
g_error ("Failed to register a global wl-shell object");
if (wl_global_create (compositor->wayland_display,
&gtk_shell_interface,
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
meta_wayland_surface_configure_notify (MetaWaylandSurface *surface,
int new_width,
int new_height)
{
if (surface->xdg_surface.resource)
xdg_surface_send_configure (surface->xdg_surface.resource,
new_width, new_height);
else if (surface->wl_shell_surface.resource)
wl_shell_surface_send_configure (surface->wl_shell_surface.resource,
0, new_width, new_height);
}
static void
send_change_state (MetaWaylandSurface *surface,
uint32_t state_type,
uint32_t value)
{
if (surface->xdg_surface.resource)
{
uint32_t serial;
if (surface->state_changed_serial != 0)
{
serial = surface->state_changed_serial;
surface->state_changed_serial = 0;
}
else
{
struct wl_client *client = wl_resource_get_client (surface->xdg_surface.resource);
struct wl_display *display = wl_client_get_display (client);
serial = wl_display_next_serial (display);
}
xdg_surface_send_change_state (surface->xdg_surface.resource, state_type, value, serial);
}
}
void
meta_wayland_surface_send_maximized (MetaWaylandSurface *surface)
{
send_change_state (surface, XDG_SURFACE_STATE_MAXIMIZED, TRUE);
}
void
meta_wayland_surface_send_unmaximized (MetaWaylandSurface *surface)
{
send_change_state (surface, XDG_SURFACE_STATE_MAXIMIZED, FALSE);
}
void
meta_wayland_surface_send_fullscreened (MetaWaylandSurface *surface)
{
send_change_state (surface, XDG_SURFACE_STATE_FULLSCREEN, TRUE);
}
void
meta_wayland_surface_send_unfullscreened (MetaWaylandSurface *surface)
{
send_change_state (surface, XDG_SURFACE_STATE_FULLSCREEN, FALSE);
}
void
meta_wayland_surface_activated (MetaWaylandSurface *surface)
{
if (surface->xdg_surface.resource)
xdg_surface_send_activated (surface->xdg_surface.resource);
}
void
meta_wayland_surface_deactivated (MetaWaylandSurface *surface)
{
if (surface->xdg_surface.resource)
xdg_surface_send_deactivated (surface->xdg_surface.resource);
}
void
meta_wayland_surface_ping (MetaWaylandSurface *surface,
guint32 serial)
{
if (surface->xdg_surface.resource)
{
struct wl_client *client = wl_resource_get_client (surface->resource);
struct wl_resource *xdg_shell = get_xdg_shell_for_client (client);
if (xdg_shell == NULL)
{
g_warning ("Trying to ping a surface without an xdg_shell bound. How does this happen?");
return;
}
xdg_shell_send_ping (xdg_shell, serial);
}
else if (surface->wl_shell_surface.resource)
{
wl_shell_surface_send_ping (surface->wl_shell_surface.resource, serial);
}
}
void
meta_wayland_surface_delete (MetaWaylandSurface *surface)
{
if (surface->xdg_surface.resource)
xdg_surface_send_delete (surface->xdg_surface.resource);
}
void
meta_wayland_surface_popup_done (MetaWaylandSurface *surface)
{
struct wl_client *client = wl_resource_get_client (surface->resource);
struct wl_display *display = wl_client_get_display (client);
uint32_t serial = wl_display_next_serial (display);
if (surface->xdg_popup.resource)
xdg_popup_send_popup_done (surface->xdg_popup.resource, serial);
else if (surface->wl_shell_surface.resource)
wl_shell_surface_send_popup_done (surface->wl_shell_surface.resource);
}
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