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34cc45dae5
Previously the wl_shell object held the methods that allowed a client to request changes to the shell's state associated with a surface. These methods have now been moved to a wl_shell_surface object. This change allows configure events to be handled inside the stage rather than the backend.
219 lines
7.0 KiB
C
219 lines
7.0 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010, 2011 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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* Authors:
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* Matthew Allum
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* Robert Bragg
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* Kristian Høgsberg
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include "clutter-debug.h"
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#include "clutter-private.h"
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#include "clutter-main.h"
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#include "clutter-stage-private.h"
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#include "wayland/clutter-backend-wayland.h"
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#include "wayland/clutter-device-manager-wayland.h"
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#include "wayland/clutter-event-wayland.h"
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#include "wayland/clutter-stage-wayland.h"
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#include "cogl/clutter-stage-cogl.h"
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#include <wayland-client.h>
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#include <cogl/cogl.h>
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#define clutter_backend_wayland_get_type _clutter_backend_wayland_get_type
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G_DEFINE_TYPE (ClutterBackendWayland, clutter_backend_wayland, CLUTTER_TYPE_BACKEND);
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static void
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clutter_backend_wayland_dispose (GObject *gobject)
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{
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ClutterBackendWayland *backend_wayland = CLUTTER_BACKEND_WAYLAND (gobject);
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if (backend_wayland->device_manager)
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{
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g_object_unref (backend_wayland->device_manager);
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backend_wayland->device_manager = NULL;
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}
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G_OBJECT_CLASS (clutter_backend_wayland_parent_class)->dispose (gobject);
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}
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static void
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display_handle_global (struct wl_display *display,
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uint32_t id,
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const char *interface,
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uint32_t version,
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void *data)
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{
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ClutterBackendWayland *backend_wayland = data;
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if (strcmp (interface, "wl_compositor") == 0)
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backend_wayland->wayland_compositor =
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wl_display_bind (display, id, &wl_compositor_interface);
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else if (strcmp (interface, "wl_input_device") == 0)
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{
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ClutterDeviceManager *device_manager = backend_wayland->device_manager;
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_clutter_device_manager_wayland_add_input_group (device_manager, id);
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}
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else if (strcmp (interface, "wl_shell") == 0)
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{
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backend_wayland->wayland_shell =
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wl_display_bind (display, id, &wl_shell_interface);
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}
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else if (strcmp (interface, "wl_shm") == 0)
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backend_wayland->wayland_shm =
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wl_display_bind (display, id, &wl_shm_interface);
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}
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static gboolean
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clutter_backend_wayland_post_parse (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendWayland *backend_wayland = CLUTTER_BACKEND_WAYLAND (backend);
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/* TODO: expose environment variable/commandline option for this... */
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backend_wayland->wayland_display = wl_display_connect (NULL);
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if (!backend_wayland->wayland_display)
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_BACKEND,
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"Failed to open Wayland display socket");
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return FALSE;
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}
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backend_wayland->wayland_source =
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_clutter_event_source_wayland_new (backend_wayland->wayland_display);
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g_source_attach (backend_wayland->wayland_source, NULL);
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/* XXX: We require the device manager to exist as soon as we connect to the
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* compositor and setup an event handler because we will immediately be
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* notified of the available input devices which need to be associated with
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* the device-manager.
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*
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* FIXME: At some point we could perhaps just collapse the
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* _clutter_backend_post_parse(), and _clutter_backend_init_events()
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* functions into one called something like _clutter_backend_init() which
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* would allow the real backend to manage the precise order of
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* initialization.
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*/
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backend_wayland->device_manager =
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_clutter_device_manager_wayland_new (backend);
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/* Set up listener so we'll catch all events. */
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wl_display_add_global_listener (backend_wayland->wayland_display,
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display_handle_global,
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backend_wayland);
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/* Wait until we have been notified about the compositor and shell objects */
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while (!(backend_wayland->wayland_compositor &&
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backend_wayland->wayland_shell))
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wl_display_roundtrip (backend_wayland->wayland_display);
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return TRUE;
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}
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static CoglRenderer *
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clutter_backend_wayland_get_renderer (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendWayland *backend_wayland = CLUTTER_BACKEND_WAYLAND (backend);
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CoglRenderer *renderer;
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CLUTTER_NOTE (BACKEND, "Creating a new wayland renderer");
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renderer = cogl_renderer_new ();
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cogl_wayland_renderer_set_foreign_display (renderer,
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backend_wayland->wayland_display);
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cogl_wayland_renderer_set_foreign_compositor (renderer,
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backend_wayland->wayland_compositor);
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cogl_wayland_renderer_set_foreign_shell (renderer,
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backend_wayland->wayland_shell);
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return renderer;
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}
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static CoglDisplay *
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clutter_backend_wayland_get_display (ClutterBackend *backend,
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CoglRenderer *renderer,
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CoglSwapChain *swap_chain,
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GError **error)
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{
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CoglOnscreenTemplate *onscreen_template = NULL;
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CoglDisplay *display;
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onscreen_template = cogl_onscreen_template_new (swap_chain);
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/* XXX: I have some doubts that this is a good design.
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* Conceptually should we be able to check an onscreen_template
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* without more details about the CoglDisplay configuration?
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*/
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if (!cogl_renderer_check_onscreen_template (renderer,
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onscreen_template,
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error))
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goto error;
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display = cogl_display_new (renderer, onscreen_template);
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return display;
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error:
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if (onscreen_template)
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cogl_object_unref (onscreen_template);
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return NULL;
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}
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static void
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clutter_backend_wayland_class_init (ClutterBackendWaylandClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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ClutterBackendClass *backend_class = CLUTTER_BACKEND_CLASS (klass);
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gobject_class->dispose = clutter_backend_wayland_dispose;
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backend_class->stage_window_type = CLUTTER_TYPE_STAGE_WAYLAND;
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backend_class->post_parse = clutter_backend_wayland_post_parse;
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backend_class->get_renderer = clutter_backend_wayland_get_renderer;
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backend_class->get_display = clutter_backend_wayland_get_display;
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}
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static void
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clutter_backend_wayland_init (ClutterBackendWayland *backend_wayland)
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{
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}
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