Fix #98303 and assorted cleanup

2002-11-19  Havoc Pennington  <hp@pobox.com>

        Fix #98303 and assorted cleanup

	* src/prefs.c (meta_preference_to_string): handle
	META_PREF_WORKSPACE_NAMES

	* src/menu.c (get_workspace_name_with_accel): assert that the
	workspace has a name

	* src/screen.c (meta_screen_ensure_workspace_popup): assert that
	we got a workspace name
	(meta_screen_ensure_workspace_popup): assert that we got a
	workspace name

	* src/prefs.c (update_workspace_name): fix screwiness (strcmp with
	a freed string, assorted bad logic)
	(init_workspace_names): assert that we filled in a default
	workspace name
	(meta_prefs_get_workspace_name): assert non-NULL workspace name

ChangeLog

@@ -1,3 +1,24 @@
+2002-11-19  Havoc Pennington  <hp@pobox.com>
+
+        Fix #98303 and assorted cleanup
+	
+	* src/prefs.c (meta_preference_to_string): handle
+	META_PREF_WORKSPACE_NAMES
+
+	* src/menu.c (get_workspace_name_with_accel): assert that the
+	workspace has a name
+
+	* src/screen.c (meta_screen_ensure_workspace_popup): assert that
+	we got a workspace name
+	(meta_screen_ensure_workspace_popup): assert that we got a
+	workspace name
+
+	* src/prefs.c (update_workspace_name): fix screwiness (strcmp with
+	a freed string, assorted bad logic)
+	(init_workspace_names): assert that we filled in a default
+	workspace name
+	(meta_prefs_get_workspace_name): assert non-NULL workspace name
+
 2002-11-16  Bill Haneman <bill.haneman@sun.com>
 
 	* src/themes/Atlanta/metacity-theme-1.xml:

src/menu.c

@@ -141,6 +141,8 @@ get_workspace_name_with_accel (Display *display,
 
   name = meta_core_get_workspace_name_with_index (display, xroot, index);
 
+  g_assert (name != NULL);
+  
   /*
    * If the name is of the form "Workspace x" where x is an unsigned
    * integer, insert a '_' before the number if it is less than 10 and
@@ -188,7 +190,7 @@ get_workspace_name_with_accel (Display *display,
        * *new_name to the calling code.
        */
       return new_name;
-  }
+    }
 }
 
 static GtkWidget*

src/prefs.c

@@ -1137,6 +1137,10 @@ meta_preference_to_string (MetaPreference pref)
     case META_PREF_BUTTON_LAYOUT:
       return "BUTTON_LAYOUT";
       break;
+
+    case META_PREF_WORKSPACE_NAMES:
+      return "WORKSPACE_NAMES";
+      break;
     }
 
   return "(unknown)";
@@ -1342,6 +1346,8 @@ init_workspace_names (void)
 
       update_workspace_name (key, str_val);
 
+      g_assert (workspace_names[i] != NULL);
+      
       g_free (str_val);    
       g_free (key);
 
@@ -1553,21 +1559,23 @@ update_workspace_name (const char  *name,
       return FALSE;
     }
 
-  if ((workspace_names[i] == NULL && value == NULL) ||
-      (workspace_names[i] && value && strcmp (workspace_names[i], value) == 0))
+  if (workspace_names[i] && value && strcmp (workspace_names[i], value) == 0)
     {
       meta_topic (META_DEBUG_PREFS,
                   "Workspace name %d is unchanged\n", i);
       return FALSE;
-    }
-  
-  g_free (workspace_names[i]);
+    }  
+
   if (value != NULL)
-    workspace_names[i] = g_strdup (value);
+    {
+      g_free (workspace_names[i]);
+      workspace_names[i] = g_strdup (value);
+    }
   else
     {
       /* use a default name */
       char *d;
+
       d = g_strdup_printf (_("Workspace %d"), i + 1);
       if (workspace_names[i] && strcmp (workspace_names[i], d) == 0)
         {
@@ -1576,6 +1584,7 @@ update_workspace_name (const char  *name,
         }
       else
         {
+          g_free (workspace_names[i]);
           workspace_names[i] = d;
         }
     }
@@ -1591,6 +1600,8 @@ const char*
 meta_prefs_get_workspace_name (int i)
 {
   g_return_val_if_fail (i >= 0 && i < MAX_REASONABLE_WORKSPACES, NULL);
+
+  g_assert (workspace_names[i] != NULL);
   
   return workspace_names[i];
 }

src/screen.c

@@ -1137,6 +1137,9 @@ meta_screen_ensure_workspace_popup (MetaScreen *screen)
               entries[iter].key = (MetaTabEntryKey) workspace;
               entries[iter].title = meta_workspace_get_name (workspace);
               entries[iter].icon = NULL;
+
+              g_assert (entries[iter].title != NULL);
+              
               iter++;
             }
         }
@@ -1156,6 +1159,8 @@ meta_screen_ensure_workspace_popup (MetaScreen *screen)
           entries[i].key = (MetaTabEntryKey) workspace;
           entries[i].title = meta_workspace_get_name (workspace);
           entries[i].icon = NULL;
+
+          g_assert (entries[i].title != NULL);
         }
     }
 
@@ -1416,7 +1421,7 @@ update_workspace_names (MetaScreen *screen)
       name = meta_prefs_get_workspace_name (i);
 
       if (name)
-        g_string_append_len (flattened, name, 
+        g_string_append_len (flattened, name,
                              strlen (name) + 1);
       else
         g_string_append_len (flattened, "", 1);
@@ -1462,6 +1467,9 @@ meta_screen_update_workspace_names (MetaScreen *screen)
   i = 0;
   while (i < n_names)
     {
+      meta_topic (META_DEBUG_PREFS,
+                  "Setting workspace %d name to \"%s\" due to _NET_DESKTOP_NAMES change\n",
+                  i, names[i] ? names[i] : "null");
       meta_prefs_change_workspace_name (i, names[i]);
       
       ++i;