diff options
Diffstat (limited to 'shell/e-shell-meego.c')
-rw-r--r-- | shell/e-shell-meego.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/shell/e-shell-meego.c b/shell/e-shell-meego.c new file mode 100644 index 0000000000..3e1bb8a393 --- /dev/null +++ b/shell/e-shell-meego.c @@ -0,0 +1,157 @@ +/* + * 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) +{ + Window *wm_window_v = NULL; + unsigned char *moblin_string = NULL; + GModule *module = NULL; + /* + * 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; + + moblin_string = (unsigned char *)g_getenv ("EVO_MEEGO"); + if (!moblin_string) { + GdkScreen *screen; + GdkDisplay *display; + GdkAtom wm_win, mob_atom; + Atom dummy_t; + unsigned long dummy_l; + int dummy_i; + + 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); + if (fns.XFree) + fns.XFree (moblin_string); + } + + exit: + if (wm_window_v) + fns.XFree (wm_window_v); + if (module) + 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 |