Try harder to find a theme in the event that the theme in the preference

2003-11-07  Rob Adams  <readams@readams.net>

	* src/main.c (main): Try harder to find a theme in the event that
	the theme in the preference cannot be found.  Patch from Marcin
	Krzyzanowski.  See #125815.

	* src/place.c (meta_window_place): use "visual" centering for
	dialog placement and clip new dialogs to an xinerama workspace.
	Fix for #118336.

ChangeLog

@@ -1,3 +1,13 @@
+2003-11-07  Rob Adams  <readams@readams.net>
+
+	* src/main.c (main): Try harder to find a theme in the event that
+	the theme in the preference cannot be found.  Patch from Marcin
+	Krzyzanowski.  See #125815.
+
+	* src/place.c (meta_window_place): use "visual" centering for
+	dialog placement and clip new dialogs to an xinerama workspace.
+	Fix for #118336.
+
 2003-10-30  Havoc Pennington  <hp@redhat.com>
 
 	* src/menu.c (meta_window_menu_new): patch to avoid creating

src/main.c

@@ -421,17 +421,35 @@ main (int argc, char **argv)
   
   meta_ui_set_current_theme (meta_prefs_get_theme (), FALSE);
 
-  /* Try some panic stuff, this is lame but we really
+  /* Try to find some theme that'll work if the theme preference
-   * don't want users to lose their WM :-/
+   * doesn't exist.  First try Simple (the default theme) then just
+   * try anything in the themes directory.
    */
   if (!meta_ui_have_a_theme ())
     meta_ui_set_current_theme ("Simple", FALSE);
   
   if (!meta_ui_have_a_theme ())
-    meta_ui_set_current_theme ("Atlanta", FALSE);
+    {
+      gchar  *dir_entry = NULL;
+      GError *err = NULL;
+      GDir   *themes_dir = NULL;
       
-  if (!meta_ui_have_a_theme ())
+      if (!(themes_dir = g_dir_open (METACITY_DATADIR"/themes", 0, &err)))
-    meta_ui_set_current_theme ("Crux", FALSE);
+        {
+          meta_fatal (_("Failed to scan themes directory : %s\n"), err->message);
+          g_error_free (err);
+        } 
+      else 
+        {
+          while (((dir_entry = g_dir_read_name (themes_dir)) != NULL) && 
+                 (!meta_ui_have_a_theme ()))
+            {
+              meta_ui_set_current_theme (dir_entry, FALSE);
+            }
+          
+          g_dir_close (themes_dir);
+        }
+    }
   
   if (!meta_ui_have_a_theme ())
     meta_fatal (_("Could not find a theme! Be sure %s exists and contains the usual themes."),

src/place.c

@@ -668,6 +668,7 @@ meta_window_place (MetaWindow        *window,
       if (parent)
         {
           int w;
+          MetaRectangle area;
 
           meta_window_get_position (parent, &x, &y);
           w = parent->rect.width;
@@ -677,17 +678,25 @@ meta_window_place (MetaWindow        *window,
           /* center of child over center of parent */
           x -= window->rect.width / 2;
 
-          /* put child down 1/5 or so from the top of parent, unless
+          /* "visually" center window over parent, leaving twice as
-           * it makes us have more of parent showing above child than
+           * much space below as on top.
-           * below
            */
-          if (window->rect.height <= (parent->rect.height - (parent->rect.height / 5) * 2))
+          y += (parent->rect.height - window->rect.height)/3;
-            y += parent->rect.height / 5;
 
           /* put top of child's frame, not top of child's client */
           if (fgeom)
             y += fgeom->top_height;
 
+          /* clip to xinerama of parent*/
+          meta_window_get_work_area_current_xinerama (parent, &area);
+
+          if (x + window->rect.width > area.x + area.width) 
+            x = area.x + area.width - window->rect.width;
+          if (y + window->rect.height > area.y + area.height) 
+            y = area.y + area.height - window->rect.height;
+          if (x < area.x) x = area.x;
+          if (y < area.y) y = area.y;     
+
           meta_topic (META_DEBUG_PLACEMENT, "Centered window %s over transient parent\n",
                       window->desc);