| /* |
| * GStreamer |
| * Copyright (C) 2010 Intel Corporation. |
| * Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| * Authors: |
| * Matthew Allum |
| * Robert Bragg |
| * Kristian Høgsberg |
| */ |
| |
| /* code originally from clutter's wayland backend found here |
| * http://git.gnome.org/browse/clutter/tree/clutter/wayland/clutter-event-wayland.c |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include <stdint.h> |
| #include <stdlib.h> |
| #include <wayland-client.h> |
| |
| #include "wayland_event_source.h" |
| |
| typedef struct _WaylandEventSource |
| { |
| GSource source; |
| GPollFD pfd; |
| uint32_t mask; |
| struct wl_display *display; |
| } WaylandEventSource; |
| |
| static gboolean |
| wayland_event_source_prepare (GSource * base, gint * timeout) |
| { |
| WaylandEventSource *source = (WaylandEventSource *) base; |
| gboolean retval; |
| |
| *timeout = -1; |
| |
| /* We have to add/remove the GPollFD if we want to update our |
| * poll event mask dynamically. Instead, let's just flush all |
| * writes on idle */ |
| wl_display_flush (source->display); |
| |
| retval = FALSE; //clutter_events_pending (); |
| |
| return retval; |
| } |
| |
| static gboolean |
| wayland_event_source_check (GSource * base) |
| { |
| WaylandEventSource *source = (WaylandEventSource *) base; |
| gboolean retval; |
| |
| retval = source->pfd.revents; // || clutter_events_pending(); |
| |
| return retval; |
| } |
| |
| static gboolean |
| wayland_event_source_dispatch (GSource * base, |
| GSourceFunc callback, gpointer data) |
| { |
| WaylandEventSource *source = (WaylandEventSource *) base; |
| // ClutterEvent *event; |
| |
| if (source->pfd.revents) { |
| wl_display_roundtrip (source->display); |
| source->pfd.revents = 0; |
| } |
| |
| if (callback) |
| callback (data); |
| |
| #if 0 |
| event = clutter_event_get (); |
| |
| if (event) { |
| /* forward the event into clutter for emission etc. */ |
| clutter_do_event (event); |
| clutter_event_free (event); |
| } |
| #endif |
| return TRUE; |
| } |
| |
| static GSourceFuncs wayland_event_source_funcs = { |
| wayland_event_source_prepare, |
| wayland_event_source_check, |
| wayland_event_source_dispatch, |
| NULL |
| }; |
| |
| GSource * |
| wayland_event_source_new (struct wl_display *display) |
| { |
| WaylandEventSource *source; |
| |
| source = (WaylandEventSource *) |
| g_source_new (&wayland_event_source_funcs, sizeof (WaylandEventSource)); |
| source->display = display; |
| source->pfd.fd = wl_display_get_fd (display); |
| source->pfd.events = G_IO_IN | G_IO_ERR; |
| g_source_add_poll (&source->source, &source->pfd); |
| |
| return &source->source; |
| } |