e-modules/engage: only start scale windows when there is more than one of same class

SVN revision: 84504

src/ng_taskbar.c

@@ -761,10 +761,20 @@ _item_cb_mouse_up(Ngi_Item *item, Ecore_Event_Mouse_Button *ev)
      {
 	char buf[1024];
 	E_Action *act = e_action_find("scale-windows");
+        Eina_List *l;
+        Ngi_Item_Taskbar *l_it;
+        int cnt = 0;
 
 	if (!act) return;
-	if (!bd->client.icccm.class) return;
-	  
+	if (!it->class) return;
+
+        EINA_LIST_FOREACH(it->base.box->items, l, l_it)
+          if (l_it->class == it->class)
+            cnt++;
+
+        if (cnt < 2)
+          return;
+
 	snprintf(buf, 1024, "go_scale_class:%s", bd->client.icccm.class);
 	act->func.go(NULL, buf);
      }