Index: gnome-settings-daemon-2.30.0/plugins/xrandr/gsd-xrandr-manager.c
===================================================================
--- gnome-settings-daemon-2.30.0.orig/plugins/xrandr/gsd-xrandr-manager.c	2010-04-06 12:28:29.464095892 -0200
+++ gnome-settings-daemon-2.30.0/plugins/xrandr/gsd-xrandr-manager.c	2010-04-06 12:42:57.732070788 -0200
@@ -67,6 +67,8 @@
 
 #define VIDEO_KEYSYM    "XF86Display"
 #define ROTATE_KEYSYM   "XF86RotateWindows"
+#define NEW_VIDEO_KEYSYM    "p"
+#define NEW_VIDEO_MODSYM    Mod4Mask
 
 /* Number of seconds that the confirmation dialog will last before it resets the
  * RANDR configuration to its old state.
@@ -91,6 +93,11 @@
         /* Key code of the XF86Display key (Fn-F7 on Thinkpads, Fn-F4 on HP machines, etc.) */
         guint switch_video_mode_keycode;
 
+        /* Key code of a new video mode key (F1 on Dell machines).
+           It looks like Mod4+P. */
+        guint new_switch_video_mode_keycode;
+        guint new_switch_video_mode_modifier;
+
         /* Key code of the XF86RotateWindows key (present on some tablets) */
         guint rotate_windows_keycode;
 
@@ -1142,7 +1149,9 @@
                 return GDK_FILTER_CONTINUE;
 
         if (xev->xany.type == KeyPress) {
-                if (xev->xkey.keycode == manager->priv->switch_video_mode_keycode)
+                if (xev->xkey.keycode == manager->priv->switch_video_mode_keycode ||
+                    (xev->xkey.keycode == manager->priv->new_switch_video_mode_keycode &&
+                     xev->xkey.state & manager->priv->new_switch_video_mode_modifier))
                         handle_fn_f7 (manager, xev->xkey.time);
                 else if (xev->xkey.keycode == manager->priv->rotate_windows_keycode)
                         handle_rotate_windows (manager, xev->xkey.time);
@@ -2131,6 +2140,20 @@
                 gdk_error_trap_pop ();
         }
 
+        if (manager->priv->new_switch_video_mode_keycode &&
+            manager->priv->new_switch_video_mode_modifier) {
+                gdk_error_trap_push ();
+
+                XGrabKey (gdk_x11_get_default_xdisplay(),
+                          manager->priv->new_switch_video_mode_keycode,
+                          manager->priv->new_switch_video_mode_modifier,
+                          gdk_x11_get_default_root_xwindow(),
+                          True, GrabModeAsync, GrabModeAsync);
+
+                gdk_flush ();
+                gdk_error_trap_pop ();
+        }
+
         if (manager->priv->rotate_windows_keycode) {
                 gdk_error_trap_push ();
 
@@ -2174,6 +2197,18 @@
                 gdk_error_trap_pop ();
         }
 
+        if (manager->priv->new_switch_video_mode_keycode &&
+            manager->priv->new_switch_video_mode_modifier) {
+                gdk_error_trap_push ();
+
+                XUngrabKey (gdk_x11_get_default_xdisplay(),
+                            manager->priv->new_switch_video_mode_keycode,
+                            manager->priv->new_switch_video_mode_modifier,
+                            gdk_x11_get_default_root_xwindow());
+
+                gdk_error_trap_pop ();
+        }
+
         if (manager->priv->rotate_windows_keycode) {
                 gdk_error_trap_push ();
 
@@ -2309,6 +2344,8 @@
         manager->priv = GSD_XRANDR_MANAGER_GET_PRIVATE (manager);
 
         manager->priv->switch_video_mode_keycode = get_keycode_for_keysym_name (VIDEO_KEYSYM);
+        manager->priv->new_switch_video_mode_keycode = get_keycode_for_keysym_name (NEW_VIDEO_KEYSYM);
+        manager->priv->new_switch_video_mode_modifier = NEW_VIDEO_MODSYM;
         manager->priv->rotate_windows_keycode = get_keycode_for_keysym_name (ROTATE_KEYSYM);
 
         manager->priv->current_fn_f7_config = -1;