Changeset 7210 for trunk/src/comctl32/listview.c

Timestamp:

Oct 26, 2001, 10:08:50 AM (24 years ago)

Author:

sandervl

Message:

only redraw (text the same) for owner drawn listview controls

File:

• trunk/src/comctl32/listview.c (modified) (4 diffs)

trunk/src/comctl32/listview.c

@@ -2154 +2154 @@
  *   FAILURE : FALSE (NOT EQUAL)
  */
+#ifdef __WIN32OS2__
+static UINT LISTVIEW_GetItemChanges(LISTVIEW_ITEM *lpItem, LPLVITEMA lpLVItem, DWORD lStyle)
+#else
 static UINT LISTVIEW_GetItemChanges(LISTVIEW_ITEM *lpItem, LPLVITEMA lpLVItem)
+#endif
 {
   UINT uChanged = 0;
@@ -2213 +2217 @@
       {
 #ifdef __WIN32OS2__
-        //SvL: NT's COMCTL32 seems to always update the item, regardless of
-        //     whether the string is different or not.
-        //     Some apps depends on this (CVP)
-        uChanged |= LVIF_TEXT;
-#else
+        if(lStyle & LVS_OWNERDRAWFIXED) {
+            //SvL: NT's COMCTL32 seems to always update the item, regardless of
+            //     whether the string is different or not.
+            //     Some apps depends on this (CVP)
+            //TODO: Might need to send some kind of notification to determine
+            //      if a redraw is really necessary
+            uChanged |= LVIF_TEXT;
+        }
+        else
+#endif
         if (lpItem->pszText)
         {
@@ -2229 +2238 @@
           uChanged |= LVIF_TEXT;
         }
-#endif
       }
       else
@@ -2627 +2635 @@
           nmlv.hdr.code = LVN_ITEMCHANGING;
           nmlv.lParam = lpItem->lParam;
+#ifdef __WIN32OS2__
+          uChanged = LISTVIEW_GetItemChanges(lpItem, lpLVItem, lStyle);
+#else
           uChanged = LISTVIEW_GetItemChanges(lpItem, lpLVItem);
+#endif
           if (uChanged != 0)
           {