From b76fb1add1081cf8fc848d08e25de1c31ea61df5 Mon Sep 17 00:00:00 2001
From: Tiago Vignatti <tiago.vignatti@intel.com>
Date: Wed, 9 Jan 2013 19:55:08 -0200
Subject: Initial commit

Signed-off-by: Tiago Vignatti <tiago.vignatti@intel.com>
---
 shell/gtk-shell.c | 143 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 shell/gtk-shell.c

(limited to 'shell/gtk-shell.c')

diff --git a/shell/gtk-shell.c b/shell/gtk-shell.c
new file mode 100644
index 0000000..89fa956
--- /dev/null
+++ b/shell/gtk-shell.c
@@ -0,0 +1,143 @@
+#include <stdlib.h>
+#include <string.h>
+
+#include <gtk/gtk.h>
+#include <gdk/gdkwayland.h>
+
+#include "desktop-shell-client-protocol.h"
+
+gchar *filename = "notfound.png";
+
+struct desktop {
+	struct wl_display *display;
+	struct wl_registry *registry;
+	struct desktop_shell *shell;
+	struct wl_output *output;
+	struct wl_surface *surface;
+
+	GdkDisplay *gdk_display;
+	GdkWindow *gdk_window;
+	GtkWidget *widget;
+};
+
+static void
+desktop_shell_configure(void *data,
+		struct desktop_shell *desktop_shell,
+		uint32_t edges,
+		struct wl_surface *surface,
+		int32_t width, int32_t height)
+{
+	struct desktop *desktop = wl_surface_get_user_data(surface);
+
+	gtk_window_resize(GTK_WINDOW(desktop->widget), width, height);
+}
+
+static void
+desktop_shell_prepare_lock_surface(void *data,
+		struct desktop_shell *desktop_shell)
+{
+}
+
+static void
+desktop_shell_grab_cursor(void *data, struct desktop_shell *desktop_shell,
+		uint32_t cursor)
+{
+}
+
+static const struct desktop_shell_listener listener = {
+	desktop_shell_configure,
+	desktop_shell_prepare_lock_surface,
+	desktop_shell_grab_cursor
+};
+
+static void
+background_create(struct desktop *desktop)
+{
+	GtkWidget *image;
+
+	desktop->widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+
+	/* XXX: this is actually not working */
+	image = gtk_image_new_from_file(filename);
+
+	gtk_container_add (GTK_CONTAINER (desktop->widget), image);
+
+	gtk_window_set_title(GTK_WINDOW(desktop->widget), "gtk shell");
+	gtk_window_set_decorated(GTK_WINDOW(desktop->widget), FALSE);
+	gtk_widget_realize(desktop->widget);
+	desktop->gdk_window = gtk_widget_get_window(desktop->widget);
+
+	gdk_wayland_window_set_use_custom_surface(desktop->gdk_window);
+
+	desktop->surface =
+		gdk_wayland_window_get_wl_surface(desktop->gdk_window);
+
+	wl_surface_set_user_data(desktop->surface, desktop);
+	desktop_shell_set_background(desktop->shell, desktop->output,
+		desktop->surface);
+
+	gtk_widget_show_all(desktop->widget);
+}
+
+static void
+registry_handle_global(void *data, struct wl_registry *registry,
+		uint32_t name, const char *interface, uint32_t version)
+{
+	struct desktop *d = data;
+
+	if (!strcmp(interface, "desktop_shell")) {
+		d->shell = wl_registry_bind(registry, name,
+				&desktop_shell_interface, 1);
+		desktop_shell_add_listener(d->shell, &listener, d);
+	} else if (!strcmp(interface, "wl_output")) {
+
+		/* TODO: create multiple outputs */
+		d->output = wl_registry_bind(registry, name,
+					     &wl_output_interface, 1);
+	}
+}
+
+static void
+registry_handle_global_remove(void *data, struct wl_registry *registry,
+		uint32_t name)
+{
+}
+
+static const struct wl_registry_listener registry_listener = {
+	registry_handle_global,
+	registry_handle_global_remove
+};
+
+int
+main(int argc, char *argv[])
+{
+	struct desktop *desktop;
+
+	gtk_init(&argc, &argv);
+
+	desktop = malloc(sizeof *desktop);
+	desktop->output = NULL;
+	desktop->shell = NULL;
+
+	desktop->gdk_display = gdk_display_get_default();
+	desktop->display =
+		gdk_wayland_display_get_wl_display(desktop->gdk_display);
+	if (desktop->display == NULL) {
+		fprintf(stderr, "failed to get display: %m\n");
+		return -1;
+	}
+
+	desktop->registry = wl_display_get_registry(desktop->display);
+	wl_registry_add_listener(desktop->registry,
+			&registry_listener, desktop);
+
+	/* Wait until we have been notified about the compositor and shell
+	 * objects */
+	while (!desktop->output || !desktop->shell)
+		wl_display_roundtrip (desktop->display);
+
+	background_create(desktop);
+	gtk_main();
+
+        return EXIT_SUCCESS;
+}
-- 
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