1 files changed, 152 insertions, 0 deletions
diff --git a/shell/e-shell-meego.c b/shell/e-shell-meego.c
new file mode 100644
index 0000000000..70401c1e62
--- /dev/null
+++ b/shell/e-shell-meego.c
@@ -0,0 +1,152 @@
+/*
+ * e-shell-meego.c
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * This program 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ * Inspired by mx's mx-application.c by
+ *	Thomas Wood <thomas.wood@intel.com>,
+ *	Chris Lord  <chris@linux.intel.com>
+ */
+
+#include <glib.h>
+#include <e-shell-meego.h>
+
+#ifndef G_OS_WIN32
+#include <gdk/gdkx.h>
+#include <X11/Xatom.h>
+#endif
+
+#ifdef G_OS_WIN32
+void e_shell_detect_meego (gboolean *is_meego, gboolean *small_screen)
+{
+	*is_meego = *small_screen = FALSE;
+}
+#else
+void e_shell_detect_meego (gboolean *is_meego, gboolean *small_screen)
+{
+	GdkAtom wm_win, mob_atom;
+	Atom dummy_t;
+	unsigned long dummy_l;
+	int dummy_i;
+	GdkScreen *screen;
+	GdkDisplay *display;
+	Window *wm_window_v = NULL;
+	unsigned char *moblin_string = NULL;
+	GModule *module;
+	/*
+	 * Wow - this is unpleasant, but it is hard to link directly
+	 * to the X libraries, and we have to use XGetWindowProperty
+	 * to get to the (mind-mashed) 'supporting' window.
+	 */
+	struct {
+	  int (*XFree) (void *);
+	  int (*XGetWindowProperty) (Display*, XID, Atom, long, long, Bool,
+				     Atom, Atom *, int *, unsigned long*,
+				     unsigned long*, unsigned char**);
+	} fns = { 0, 0 };
+
+	*is_meego = *small_screen = FALSE;
+
+	if (!gdk_display_get_default ())
+		return;
+
+	wm_win = gdk_atom_intern ("_NET_SUPPORTING_WM_CHECK", TRUE);
+	mob_atom = gdk_atom_intern ("_MOBLIN", TRUE);
+	if (!wm_win || !mob_atom)
+		return;
+
+	module = g_module_open (NULL, 0);
+	if (!module)
+		return;
+	g_module_symbol (module, "XFree", (gpointer) &fns.XFree);
+	g_module_symbol (module, "XGetWindowProperty",
+						  (gpointer) &fns.XGetWindowProperty);
+	if (!fns.XFree || !fns.XGetWindowProperty) {
+		fprintf (stderr, "defective X server\n");
+		goto exit;
+	}
+
+	display = gdk_display_get_default ();
+	screen = gdk_display_get_default_screen (gdk_display_get_default());
+
+	gdk_error_trap_push ();
+
+	/* get the window manager's supporting window */
+	fns.XGetWindowProperty (gdk_x11_display_get_xdisplay (display), 
+				GDK_WINDOW_XID (gdk_screen_get_root_window (screen)),
+				gdk_x11_atom_to_xatom_for_display (display, wm_win),
+				0, 1, False, XA_WINDOW, &dummy_t, &dummy_i,
+				&dummy_l, &dummy_l, (unsigned char **)(&wm_window_v));
+	
+	/* get the '_Moblin' setting */
+	if (wm_window_v && (*wm_window_v != None))
+		fns.XGetWindowProperty (gdk_x11_display_get_xdisplay (display), *wm_window_v,
+					gdk_x11_atom_to_xatom_for_display (display, mob_atom),
+					0, 8192, False, XA_STRING,
+					&dummy_t, &dummy_i, &dummy_l, &dummy_l,
+					&moblin_string);
+
+	gdk_error_trap_pop ();
+
+	if (moblin_string) {
+		int i;
+		char **props;
+
+		g_warning ("prop '%s'", moblin_string);
+
+		/* use meego theming tweaks */
+		*is_meego = TRUE;
+
+		props = g_strsplit ((gchar *)moblin_string, ":", -1);
+		for (i = 0; props && props[i]; i++) {
+			char **pair = g_strsplit (props[i], "=", 2);
+
+			g_warning ("pair '%s'='%s'", pair ? pair[0] : "<null>",
+				   pair && pair[0] ? pair[1] : "<null>");
+
+			/* Hunt for session-type=small-screen */
+			if (pair && pair[0] && !g_ascii_strcasecmp (pair[0], "session-type"))
+				*small_screen = !g_ascii_strcasecmp (pair[1], "small-screen");
+			g_strfreev (pair);
+		}
+		g_strfreev (props);
+		fns.XFree (moblin_string);
+	}
+
+ exit:
+	if (wm_window_v)
+	      fns.XFree (wm_window_v);
+
+	g_module_close (module);
+}
+#endif
+
+#ifdef TEST_APP
+/* gcc -g -O0 -Wall -I. -DTEST_APP `pkg-config --cflags --libs gtk+-2.0` e-shell-meego.c && ./a.out */
+#include <gtk/gtk.h>
+
+int main (int argc, char **argv)
+{
+	gboolean is_meego, small_screen;
+
+	gtk_init (&argc, &argv);
+
+	e_shell_detect_meego (&is_meego, &small_screen);
+	fprintf (stderr, "Meego ? %d small ? %d\n", is_meego, small_screen);
+
+	return 0;
+}
+#endif