Initial commit

Signed-off-by: Tiago Vignatti <[email protected]>

Makefile.am

@@ -0,0 +1 @@
+SUBDIRS = shell

autogen.sh

@@ -0,0 +1,9 @@
+#! /bin/sh
+
+test -n "$srcdir" || srcdir=`dirname "$0"`
+test -n "$srcdir" || srcdir=.
+(
+  cd "$srcdir" &&
+  autoreconf --force -v --install
+) || exit
+test -n "$NOCONFIGURE" || "$srcdir/configure" "$@"

configure.ac

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+AC_PREREQ([2.64])
+AC_INIT([weston],
+        [1.0.0],
+        [https://bugs.freedesktop.org/enter_bug.cgi?product=weston],
+        [weston],
+        [http://wayland.freedesktop.org/])
+
+
+AC_CONFIG_HEADERS([config.h])
+
+AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz])
+
+AM_SILENT_RULES([yes])
+
+# Check for programs
+AC_PROG_CC
+
+# Initialize libtool
+LT_PREREQ([2.2])
+LT_INIT([disable-static])
+
+PKG_PROG_PKG_CONFIG()
+
+PKG_CHECK_MODULES([GTK], [wayland-client >= 1.0.2 gtk+-3.0 >= 3.7])
+
+WAYLAND_SCANNER_RULES(['$(top_srcdir)/protocol'])
+
+AC_CONFIG_FILES([Makefile
+		 shell/Makefile
+		 protocol/Makefile
+		 ])
+AC_OUTPUT

protocol/Makefile.am

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+EXTRA_DIST = desktop-shell.xml

protocol/README.txt

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+desktop.shell.xml is a straight copy of the one in freedesktop's weston and we
+want to use the same version containing there:
+
+    "protocol: XML files need to be installed and discoverable"
+    https://bugs.freedesktop.org/show_bug.cgi?id=55183

protocol/desktop-shell.xml

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+<protocol name="desktop">
+
+  <interface name="desktop_shell" version="1">
+    <description summary="create desktop widgets and helpers">
+      Traditional user interfaces can rely on this interface to define the
+      foundations of typical desktops. Currently it's possible to set up
+      background, panels and locking surfaces.
+    </description>
+
+    <request name="set_background">
+      <arg name="output" type="object" interface="wl_output"/>
+      <arg name="surface" type="object" interface="wl_surface"/>
+    </request>
+
+    <request name="set_panel">
+      <arg name="output" type="object" interface="wl_output"/>
+      <arg name="surface" type="object" interface="wl_surface"/>
+    </request>
+
+    <request name="set_lock_surface">
+      <arg name="surface" type="object" interface="wl_surface"/>
+    </request>
+
+    <request name="unlock"/>
+
+    <request name="set_grab_surface">
+      <description summary="set grab surface">
+	The surface set by this request will receive a fake
+	pointer.enter event during grabs at position 0, 0 and is
+	expected to set an appropriate cursor image as described by
+	the grab_cursor event sent just before the enter event.
+      </description>
+      <arg name="surface" type="object" interface="wl_surface"/>
+    </request>
+
+    <!-- We'll fold most of wl_shell into this interface and then
+         they'll share the configure event.  -->
+    <event name="configure">
+      <arg name="edges" type="uint"/>
+      <arg name="surface" type="object" interface="wl_surface"/>
+      <arg name="width" type="int"/>
+      <arg name="height" type="int"/>
+    </event>
+
+    <event name="prepare_lock_surface">
+      <description summary="tell the client to create, set the lock surface">
+	Tell the shell we want it to create and set the lock surface, which is
+	a GUI asking the user to unlock the screen. The lock surface is
+	announced with 'set_lock_surface'. Whether or not the shell actually
+	implements locking, it MUST send 'unlock' request to let the normal
+        desktop resume.
+      </description>
+    </event>
+
+    <event name="grab_cursor">
+      <description summary="tell client what cursor to show during a grab">
+	This event will be sent immediately before a fake enter event on the
+	grab surface.
+      </description>
+      <arg name="cursor" type="uint"/>
+    </event>
+
+    <enum name="cursor">
+      <entry name="none" value="0"/>
+
+      <entry name="resize_top" value="1"/>
+      <entry name="resize_bottom" value="2"/>
+
+      <entry name="arrow" value="3"/>
+
+      <entry name="resize_left" value="4"/>
+      <entry name="resize_top_left" value="5"/>
+      <entry name="resize_bottom_left" value="6"/>
+
+      <entry name="move" value="7"/>
+
+      <entry name="resize_right" value="8"/>
+      <entry name="resize_top_right" value="9"/>
+      <entry name="resize_bottom_right" value="10"/>
+
+      <entry name="busy" value="11"/>
+    </enum>
+  </interface>
+
+  <interface name="screensaver" version="1">
+    <description summary="interface for implementing screensavers">
+      Only one client can bind this interface at a time.
+    </description>
+
+    <request name="set_surface">
+      <description summary="set the surface type as a screensaver">
+	A screensaver surface is normally hidden, and only visible after an
+        idle timeout.
+      </description>
+
+      <arg name="surface" type="object" interface="wl_surface"/>
+      <arg name="output" type="object" interface="wl_output"/>
+    </request>
+
+  </interface>
+
+  <interface name="input_panel" version="1">
+    <description summary="interface for implementing keyboards">
+      Only one client can bind this interface at a time.
+    </description>
+
+    <request name="set_surface">
+      <description summary="set the surface type as a keyboard">
+	A keybaord surface is only shown, when a text model is active
+      </description>
+
+      <arg name="surface" type="object" interface="wl_surface"/>
+      <arg name="output" type="object" interface="wl_output"/>
+    </request>
+
+  </interface>
+
+
+</protocol>

shell/Makefile.am

@@ -0,0 +1,18 @@
+libexec_PROGRAMS = weston-desktop-shell
+
+AM_CFLAGS = $(GCC_CFLAGS)
+AM_CPPFLAGS = $(CLIENT_CFLAGS) $(GTK_CFLAGS)
+
+weston_desktop_shell_SOURCES =			\
+	gtk-shell.c				\
+	desktop-shell-client-protocol.h		\
+	desktop-shell-protocol.c
+weston_desktop_shell_LDADD = $(GTK_LIBS)
+
+BUILT_SOURCES =					\
+	desktop-shell-client-protocol.h		\
+	desktop-shell-protocol.c
+
+CLEANFILES = $(BUILT_SOURCES)
+
+@wayland_scanner_rules@

shell/gtk-shell.c

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+#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;
+}