[gnome-terminal/gnome-3-4] Add runtime checks for X11 specific code

[Alexander Larsson <alexl src gnome org>]

commit 3107195b815430aecd2158a56b283ec81feb109d
Author: Alexander Larsson <alexl redhat com>
Date:   Fri Jan 27 08:46:08 2012 +0100

    Add runtime checks for X11 specific code
    
    With this in place things work with the broadway backend too.

 src/terminal-screen.c |   17 ++++++++---------
 src/terminal-window.c |   29 ++++++++---------------------
 src/terminal.c        |    9 ++++++++-
 3 files changed, 24 insertions(+), 31 deletions(-)
---
diff --git a/src/terminal-screen.c b/src/terminal-screen.c
index b20b404..0be20a3 100644
--- a/src/terminal-screen.c
+++ b/src/terminal-screen.c
@@ -1393,15 +1393,14 @@ get_child_environment (TerminalScreen *screen,
   g_hash_table_replace (env_table, g_strdup ("COLORTERM"), g_strdup (EXECUTABLE_NAME));
   
 #ifdef GDK_WINDOWING_X11
-  /* FIXME: moving the tab between windows, or the window between displays will make the next two invalid... */
-  g_hash_table_replace (env_table, g_strdup ("WINDOWID"), 
-                        g_strdup_printf ("%ld", 
-#if GTK_CHECK_VERSION (2, 91, 6)
-                                         GDK_WINDOW_XID (gtk_widget_get_window (window))));
-#else
-                                         GDK_WINDOW_XWINDOW (gtk_widget_get_window (window))));
-#endif
-  g_hash_table_replace (env_table, g_strdup ("DISPLAY"), g_strdup (gdk_display_get_name (gtk_widget_get_display (window))));
+  if (GDK_IS_X11_SCREEN (gtk_widget_get_screen (window)))
+    {
+      /* FIXME: moving the tab between windows, or the window between displays will make the next two invalid... */
+      g_hash_table_replace (env_table, g_strdup ("WINDOWID"),
+			    g_strdup_printf ("%ld",
+					     GDK_WINDOW_XID (gtk_widget_get_window (window))));
+      g_hash_table_replace (env_table, g_strdup ("DISPLAY"), g_strdup (gdk_display_get_name (gtk_widget_get_display (window))));
+    }
 #endif
 
   terminal_util_add_proxy_env (env_table);
diff --git a/src/terminal-window.c b/src/terminal-window.c
index 491bbaf..3eb7d88 100644
--- a/src/terminal-window.c
+++ b/src/terminal-window.c
@@ -1518,16 +1518,12 @@ terminal_window_realize (GtkWidget *widget)
 #ifdef GDK_WINDOWING_X11
   GdkScreen *screen;
   GtkAllocation widget_allocation;
-#if GTK_CHECK_VERSION (2, 90, 8)
   GdkVisual *visual;
-#else
-  GdkColormap *colormap;
-#endif
 
   gtk_widget_get_allocation (widget, &widget_allocation);
   screen = gtk_widget_get_screen (GTK_WIDGET (window));
-#if GTK_CHECK_VERSION (2, 90, 8)
   if (gdk_screen_is_composited (screen) &&
+      GDK_IS_X11_SCREEN (screen) &&
       (visual = gdk_screen_get_rgba_visual (screen)) != NULL)
     {
       /* Set RGBA visual if possible so VTE can use real transparency */
@@ -1539,20 +1535,6 @@ terminal_window_realize (GtkWidget *widget)
       gtk_widget_set_visual (GTK_WIDGET (window), gdk_screen_get_system_visual (screen));
       priv->have_argb_visual = FALSE;
     }
-#else
-  if (gdk_screen_is_composited (screen) &&
-      (colormap = gdk_screen_get_rgba_colormap (screen)) != NULL)
-    {
-      /* Set RGBA colormap if possible so VTE can use real transparency */
-      gtk_widget_set_colormap (widget, colormap);
-      priv->have_argb_visual = TRUE;
-    }
-  else
-    {
-      gtk_widget_set_colormap (widget, gdk_screen_get_default_colormap (screen));
-      priv->have_argb_visual = FALSE;
-    }
-#endif
 #endif
 
   _terminal_debug_print (TERMINAL_DEBUG_GEOMETRY,
@@ -1588,7 +1570,9 @@ terminal_window_map_event (GtkWidget    *widget,
   if (priv->clear_demands_attention)
     {
 #ifdef GDK_WINDOWING_X11
-      terminal_util_x11_clear_demands_attention (gtk_widget_get_window (widget));
+      GdkWindow *window = gtk_widget_get_window (widget);
+      if (GDK_IS_X11_WINDOW (window))
+	terminal_util_x11_clear_demands_attention (window);
 #endif
 
       priv->clear_demands_attention = FALSE;
@@ -1638,7 +1622,9 @@ terminal_window_window_manager_changed_cb (GdkScreen *screen,
   GtkAction *action;
   gboolean supports_fs;
 
-  supports_fs = gdk_x11_screen_supports_net_wm_hint (screen, gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", FALSE));
+  supports_fs = FALSE;
+  if (GDK_IS_X11_SCREEN (screen))
+    supports_fs = gdk_x11_screen_supports_net_wm_hint (screen, gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", FALSE));
 
   action = gtk_action_group_get_action (priv->action_group, "ViewFullscreen");
   gtk_action_set_sensitive (action, supports_fs);
@@ -1655,6 +1641,7 @@ terminal_window_composited_changed_cb (GdkScreen *screen,
 
   composited = gdk_screen_is_composited (screen);
   if ((composited != priv->have_argb_visual) &&
+      GDK_IS_X11_SCREEN (screen) &&
       gtk_widget_get_realized (GTK_WIDGET (window)))
     {
       GtkWidget *widget = GTK_WIDGET (window);
diff --git a/src/terminal.c b/src/terminal.c
index 06de533..9b19aa4 100644
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -409,6 +409,8 @@ name_lost_cb (GDBusConnection *connection,
  *
  */
 
+#ifdef GDK_WINDOWING_X11
+
 /* Copied from libnautilus/nautilus-program-choosing.c; Needed in case
  * we have no DESKTOP_STARTUP_ID (with its accompanying timestamp).
  */
@@ -460,6 +462,8 @@ slowly_and_stupidly_obtain_timestamp (Display *xdisplay)
   return event.xproperty.time;
 }
 
+#endif
+
 static char *
 get_factory_name_for_display (const char *display_name)
 {
@@ -558,7 +562,9 @@ main (int argc, char **argv)
   g_unsetenv ("GIO_LAUNCHED_DESKTOP_FILE");
 
  /* Do this here so that gdk_display is initialized */
-  if (options->startup_id == NULL)
+#ifdef GDK_WINDOWING_X11
+  if (options->startup_id == NULL && GDK_IS_X11_DISPLAY (gdk_display_get_default ())
+      )
     {
       /* Create a fake one containing a timestamp that we can use */
       Time timestamp;
@@ -567,6 +573,7 @@ main (int argc, char **argv)
 
       options->startup_id = g_strdup_printf ("_TIME%lu", timestamp);
     }
+#endif
 
   display = gdk_display_get_default ();
   display_name = gdk_display_get_name (display);