int main(int argc, char **argv) {
init_log(L_INFO);
surfaces = create_list();
registry = registry_poll();
if (argc < 4) {
sway_abort("Do not run this program manually. See man 5 sway and look for output options.");
}
if (!registry->desktop_shell) {
sway_abort("swaybg requires the compositor to support the desktop-shell extension.");
}
int desired_output = atoi(argv[1]);
sway_log(L_INFO, "Using output %d of %d", desired_output, registry->outputs->length);
int i;
struct output_state *output = registry->outputs->items[desired_output];
struct window *window = window_setup(registry, 100, 100, false);
if (!window) {
sway_abort("Failed to create surfaces.");
}
window->width = output->width;
window->height = output->height;
desktop_shell_set_background(registry->desktop_shell, output->output, window->surface);
list_add(surfaces, window);
char *scaling_mode = argv[3];
cairo_surface_t *image = cairo_image_surface_create_from_png(argv[2]);
double width = cairo_image_surface_get_width(image);
double height = cairo_image_surface_get_height(image);
for (i = 0; i < surfaces->length; ++i) {
struct window *window = surfaces->items[i];
if (window_prerender(window) && window->cairo) {
cairo_scale(window->cairo, window->width / width, window->height / height);
cairo_set_source_surface(window->cairo, image, 0, 0);
cairo_paint(window->cairo);
window_render(window);
}
}
while (wl_display_dispatch(registry->display) != -1);
for (i = 0; i < surfaces->length; ++i) {
struct window *window = surfaces->items[i];
window_teardown(window);
}
list_free(surfaces);
registry_teardown(registry);
return 0;
}
static void
background_create (struct desktop *desktop)
{
GdkWindow *gdk_window;
struct element *background;
const gchar *filename;
GdkPixbuf *unscaled_background;
background = malloc (sizeof *background);
memset (background, 0, sizeof *background);
filename = g_getenv ("BACKGROUND");
if (filename == NULL)
filename = DEFAULT_BACKGROUND;
unscaled_background = gdk_pixbuf_new_from_file (filename, NULL);
if (!unscaled_background)
{
g_message ("Could not load background. "
"Do you have kdewallpapers installed?");
exit (EXIT_FAILURE);
}
background->pixbuf = scale_background (unscaled_background);
g_object_unref (unscaled_background);
background->window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (background->window, "destroy",
G_CALLBACK (destroy_cb), NULL);
g_signal_connect (background->window, "draw",
G_CALLBACK (draw_cb), desktop);
gtk_window_set_title (GTK_WINDOW (background->window), "maynard");
gtk_window_set_decorated (GTK_WINDOW (background->window), FALSE);
gtk_widget_realize (background->window);
gdk_window = gtk_widget_get_window (background->window);
gdk_wayland_window_set_use_custom_surface (gdk_window);
background->surface = gdk_wayland_window_get_wl_surface (gdk_window);
desktop_shell_set_user_data (desktop->shell, desktop);
desktop_shell_set_background (desktop->shell, desktop->output,
background->surface);
desktop->background = background;
gtk_widget_show_all (background->window);
}
void consort_shell_set_background_window (ConsortShell *shell, gpointer background_window) {
GdkWindow *window;
ConsortShellPrivate *priv;
struct element *background;
struct desktop *desktop;
priv = CONSORT_SHELL_GET_PRIVATE (shell);
desktop = priv->desktop;
background = malloc(sizeof *background);
memset(background, 0, sizeof *background);
window = gtk_widget_get_window (GTK_WINDOW (background_window));
gdk_wayland_window_set_use_custom_surface (window);
background->surface = gdk_wayland_window_get_wl_surface (window);
desktop_shell_set_user_data (desktop->shell, desktop);
desktop_shell_set_background (desktop->shell, desktop->output, background->surface);
desktop->background = background;
}