From 9276b695acaed91f9d4eadace866dc6946aafc4c Mon Sep 17 00:00:00 2001
From: Vincent Wei <vincent@minigui.org>
Date: Thu, 6 Feb 2020 18:17:43 +0800
Subject: [PATCH] calculate the original region boundn for change of region

---
 src/kernel/desktop-procs.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/kernel/desktop-procs.c b/src/kernel/desktop-procs.c
index 8ebf878e..f0fe660f 100644
--- a/src/kernel/desktop-procs.c
+++ b/src/kernel/desktop-procs.c
@@ -1268,6 +1268,10 @@ intptr_t __mg_do_zorder_maskrect_operation (int cli,
         const ZORDERMASKRECTOPINFO* info)
 {
     intptr_t ret = -1;
+#ifdef _MGSCHEMA_COMPOSITING
+    RECT rc_org_bound;
+    get_znode_mask_bound (cli, info->idx_znode, &rc_org_bound);
+#endif
 
     switch (info->id_op) {
         case ID_ZOOP_MASKRECT_SET:
@@ -1285,8 +1289,10 @@ intptr_t __mg_do_zorder_maskrect_operation (int cli,
         if (OnZNodeOperation)
             OnZNodeOperation (ZNOP_REGIONCHANGED, cli, info->idx_znode);
 
+#ifdef _MGSCHEMA_COMPOSITING
         DO_COMPSOR_OP_ARGS (on_changed_rgn,
-                get_layer_from_client (cli), info->idx_znode);
+                get_layer_from_client (cli), info->idx_znode, &rc_org_bound);
+#endif
     }
     return ret;
 }