int
main(int argc, char *argv[])
{
struct editor editor;
editor.display = display_create(argc, argv);
if (editor.display == NULL) {
fprintf(stderr, "failed to create display: %m\n");
return -1;
}
wl_display_add_global_listener(display_get_display(editor.display),
global_handler, &editor);
editor.window = window_create(editor.display);
editor.widget = frame_create(editor.window, &editor);
editor.entry = text_entry_create(&editor, "Entry");
editor.editor = text_entry_create(&editor, "Editor");
window_set_title(editor.window, "Text Editor");
widget_set_redraw_handler(editor.widget, redraw_handler);
widget_set_resize_handler(editor.widget, resize_handler);
widget_set_button_handler(editor.widget, button_handler);
window_schedule_resize(editor.window, 500, 400);
display_run(editor.display);
text_entry_destroy(editor.entry);
text_entry_destroy(editor.editor);
return 0;
}
QWaylandWindowManagerIntegration::QWaylandWindowManagerIntegration(QWaylandDisplay *waylandDisplay)
: mWaylandDisplay(waylandDisplay)
, mWaylandWindowManager(0)
{
wl_display_add_global_listener(mWaylandDisplay->wl_display(),
QWaylandWindowManagerIntegration::wlHandleListenerGlobal,
this);
}
QWaylandXCompositeGLXIntegration::QWaylandXCompositeGLXIntegration(QWaylandDisplay * waylandDispaly)
: QWaylandGLIntegration()
, mWaylandDisplay(waylandDispaly)
{
qDebug() << "Using XComposite-GLX";
wl_display_add_global_listener(waylandDispaly->wl_display(), QWaylandXCompositeGLXIntegration::wlDisplayHandleGlobal,
this);
}
int
main(int argc, char **argv)
{
struct sigaction sigint;
struct display display = { 0 };
struct window window = { 0 };
window.display = &display;
window.geometry.width = 250;
window.geometry.height = 250;
display.display = wl_display_connect(NULL);
assert(display.display);
wl_display_add_global_listener(display.display,
display_handle_global, &display);
wl_display_get_fd(display.display, event_mask_update, &display);
wl_display_iterate(display.display, WL_DISPLAY_READABLE);
init_egl(&display);
create_surface(&window);
init_gl(&window);
sigint.sa_handler = signal_int;
sigemptyset(&sigint.sa_mask);
sigint.sa_flags = SA_RESETHAND;
sigaction(SIGINT, &sigint, NULL);
redraw(&window, NULL, 0);
while (running)
wl_display_iterate(display.display, display.mask);
fprintf(stderr, "simple-egl exiting\n");
destroy_surface(&window);
fini_egl(&display);
if (display.shell)
wl_shell_destroy(display.shell);
if (display.compositor)
wl_compositor_destroy(display.compositor);
wl_display_flush(display.display);
wl_display_disconnect(display.display);
return 0;
}
int main(int argc, char *argv[])
{
struct display *d;
struct wscreensaver screensaver = { 0 };
init_frand();
argc = parse_options(wscreensaver_options,
ARRAY_LENGTH(wscreensaver_options), argc, argv);
d = display_create(argc, argv);
if (d == NULL) {
fprintf(stderr, "failed to create display: %m\n");
return EXIT_FAILURE;
}
if (!demo_mode) {
/* iterates already known globals immediately */
wl_display_add_global_listener(display_get_display(d),
global_handler, &screensaver);
if (!screensaver.interface) {
fprintf(stderr,
"Server did not offer screensaver interface,"
" exiting.\n");
return EXIT_FAILURE;
}
}
if (init_wscreensaver(&screensaver, d) < 0) {
fprintf(stderr, "wscreensaver init failed.\n");
return EXIT_FAILURE;
}
display_run(d);
free((void *)progname);
return EXIT_SUCCESS;
}
QWaylandDisplay::QWaylandDisplay(void)
: argb_visual(0), premultiplied_argb_visual(0), rgb_visual(0)
{
display = this;
qRegisterMetaType<uint32_t>("uint32_t");
mDisplay = wl_display_connect(NULL);
if (mDisplay == NULL) {
qErrnoWarning(errno, "Failed to create display");
qFatal("No wayland connection available.");
}
wl_display_add_global_listener(mDisplay, QWaylandDisplay::displayHandleGlobal, this);
#ifdef QT_WAYLAND_GL_SUPPORT
mEglIntegration = QWaylandGLIntegration::createGLIntegration(this);
#endif
#ifdef QT_WAYLAND_WINDOWMANAGER_SUPPORT
mWindowManagerIntegration = QWaylandWindowManagerIntegration::createIntegration(this);
#endif
blockingReadEvents();
#ifdef QT_WAYLAND_GL_SUPPORT
mEglIntegration->initialize();
#endif
connect(QAbstractEventDispatcher::instance(), SIGNAL(aboutToBlock()), this, SLOT(flushRequests()));
mFd = wl_display_get_fd(mDisplay, sourceUpdate, this);
mReadNotifier = new QSocketNotifier(mFd, QSocketNotifier::Read, this);
connect(mReadNotifier, SIGNAL(activated(int)), this, SLOT(readEvents()));
waitForScreens();
}
GdkDisplay *
_gdk_wayland_display_open (const gchar *display_name)
{
struct wl_display *wl_display;
GdkDisplay *display;
GdkDisplayWayland *display_wayland;
wl_display = wl_display_connect(display_name);
if (!wl_display)
return NULL;
display = g_object_new (GDK_TYPE_DISPLAY_WAYLAND, NULL);
display_wayland = GDK_DISPLAY_WAYLAND (display);
display_wayland->wl_display = wl_display;
display_wayland->screen = _gdk_wayland_screen_new (display);
display->device_manager = _gdk_wayland_device_manager_new (display);
/* Set up listener so we'll catch all events. */
wl_display_add_global_listener(display_wayland->wl_display,
gdk_display_handle_global, display_wayland);
gdk_display_init_egl(display);
display_wayland->event_source =
_gdk_wayland_display_event_source_new (display);
gdk_input_init (display);
g_signal_emit_by_name (display, "opened");
g_signal_emit_by_name (gdk_display_manager_get(), "display_opened", display);
return display;
}
static struct display *
create_display(void)
{
struct display *display;
display = malloc(sizeof *display);
display->display = wl_display_connect(NULL);
assert(display->display);
display->formats = 0;
wl_display_add_global_listener(display->display,
display_handle_global, display);
wl_display_iterate(display->display, WL_DISPLAY_READABLE);
wl_display_roundtrip(display->display);
if (!(display->formats & (1 << WL_SHM_FORMAT_XRGB8888))) {
fprintf(stderr, "WL_SHM_FORMAT_XRGB32 not available\n");
exit(1);
}
wl_display_get_fd(display->display, event_mask_update, display);
return display;
}
struct display *
display_create(int *argc, char **argv[], const GOptionEntry *option_entries)
{
struct display *d;
GOptionContext *context;
GOptionGroup *xkb_option_group;
GError *error;
g_type_init();
context = g_option_context_new(NULL);
if (option_entries)
g_option_context_add_main_entries(context, option_entries, "Wayland View");
xkb_option_group = g_option_group_new("xkb",
"Keyboard options",
"Show all XKB options",
NULL, NULL);
g_option_group_add_entries(xkb_option_group, xkb_option_entries);
g_option_context_add_group (context, xkb_option_group);
if (!g_option_context_parse(context, argc, argv, &error)) {
fprintf(stderr, "option parsing failed: %s\n", error->message);
exit(EXIT_FAILURE);
}
d = malloc(sizeof *d);
if (d == NULL)
return NULL;
d->display = wl_display_connect(NULL);
if (d->display == NULL) {
fprintf(stderr, "failed to create display: %m\n");
return NULL;
}
wl_list_init(&d->input_list);
/* Set up listener so we'll catch all events. */
wl_display_add_global_listener(d->display,
display_handle_global, d);
/* Process connection events. */
wl_display_iterate(d->display, WL_DISPLAY_READABLE);
if (d->device_name && init_drm(d) < 0)
return NULL;
create_pointer_surfaces(d);
display_render_frame(d);
d->loop = g_main_loop_new(NULL, FALSE);
d->source = wl_glib_source_new(d->display);
g_source_attach(d->source, NULL);
wl_list_init(&d->window_list);
init_xkb(d);
return d;
}
static gboolean
_cogl_winsys_renderer_connect (CoglRenderer *renderer,
GError **error)
{
CoglRendererEGL *egl_renderer;
CoglRendererWayland *wayland_renderer;
renderer->winsys = g_slice_new0 (CoglRendererEGL);
egl_renderer = renderer->winsys;
wayland_renderer = g_slice_new0 (CoglRendererWayland);
egl_renderer->platform = wayland_renderer;
egl_renderer->platform_vtable = &_cogl_winsys_egl_vtable;
/* The EGL API doesn't provide for a way to explicitly select a
* platform when the driver can support multiple. Mesa allows
* selection using an environment variable though so that's what
* we're doing here... */
g_setenv ("EGL_PLATFORM", "wayland", 1);
if (renderer->foreign_wayland_display)
{
wayland_renderer->wayland_display = renderer->foreign_wayland_display;
/* XXX: For now we have to assume that if a foreign display is
* given then a foreign compositor and shell must also have been
* given because wayland doesn't provide a way to
* retrospectively be notified of the these objects. */
g_assert (renderer->foreign_wayland_compositor);
g_assert (renderer->foreign_wayland_shell);
wayland_renderer->wayland_compositor =
renderer->foreign_wayland_compositor;
wayland_renderer->wayland_shell = renderer->foreign_wayland_shell;
}
else
{
wayland_renderer->wayland_display = wl_display_connect (NULL);
if (!wayland_renderer->wayland_display)
{
g_set_error (error, COGL_WINSYS_ERROR,
COGL_WINSYS_ERROR_INIT,
"Failed to connect wayland display");
goto error;
}
wl_display_add_global_listener (wayland_renderer->wayland_display,
display_handle_global_cb,
egl_renderer);
}
/*
* Ensure that that we've received the messages setting up the
* compostor and shell object. This is better than just
* wl_display_iterate since it will always ensure that something
* is available to be read
*/
while (!(wayland_renderer->wayland_compositor &&
wayland_renderer->wayland_shell))
wl_display_roundtrip (wayland_renderer->wayland_display);
egl_renderer->edpy =
eglGetDisplay ((EGLNativeDisplayType) wayland_renderer->wayland_display);
if (!_cogl_winsys_egl_renderer_connect_common (renderer, error))
goto error;
return TRUE;
error:
_cogl_winsys_renderer_disconnect (renderer);
return FALSE;
}
struct wl_global_listener *
_wl_display_add_global_listener(struct wl_display *display, void *data)
{
return wl_display_add_global_listener(display,
(wl_display_global_func_t)_go_global_handler, data);
}
static gboolean
clutter_backend_wayland_post_parse (ClutterBackend *backend,
GError **error)
{
ClutterBackendWayland *backend_wayland = CLUTTER_BACKEND_WAYLAND (backend);
EGLBoolean status;
g_atexit (clutter_backend_at_exit);
/* TODO: expose environment variable/commandline option for this... */
backend_wayland->wayland_display = wl_display_connect (NULL);
if (!backend_wayland->wayland_display)
{
g_set_error (error, CLUTTER_INIT_ERROR,
CLUTTER_INIT_ERROR_BACKEND,
"Failed to open Wayland display socket");
return FALSE;
}
backend_wayland->wayland_source =
_clutter_event_source_wayland_new (backend_wayland->wayland_display);
g_source_attach (backend_wayland->wayland_source, NULL);
/* Set up listener so we'll catch all events. */
wl_display_add_global_listener (backend_wayland->wayland_display,
display_handle_global,
backend_wayland);
/* Process connection events. */
wl_display_iterate (backend_wayland->wayland_display, WL_DISPLAY_READABLE);
if (!try_get_display(backend_wayland, error))
return FALSE;
status = eglInitialize (backend_wayland->edpy,
&backend_wayland->egl_version_major,
&backend_wayland->egl_version_minor);
if (status != EGL_TRUE)
{
g_set_error (error, CLUTTER_INIT_ERROR,
CLUTTER_INIT_ERROR_BACKEND,
"Unable to Initialize EGL");
return FALSE;
}
CLUTTER_NOTE (BACKEND, "EGL Reports version %i.%i",
backend_wayland->egl_version_major,
backend_wayland->egl_version_minor);
backend_wayland->drm_enabled = try_enable_drm(backend_wayland, error);
if (!backend_wayland->drm_enabled) {
if (backend_wayland->wayland_shm == NULL)
return FALSE;
g_debug("Could not enable DRM buffers, falling back to SHM buffers");
g_clear_error(error);
}
return TRUE;
}
