[PATCH 4/6] comctl32/listview: Send LVN_ODSTATECHANGED notification for LVS_OWNERDATA listview on selection changes.

[Angelo Haller]

From: Angelo Haller

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52534
Signed-off-by: Angelo Haller 
---
 dlls/comctl32/listview.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index bf22a90e987..0a46387f10d 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -3610,6 +3610,7 @@ static BOOL LISTVIEW_AddGroupSelection(LISTVIEW_INFO *infoPtr, INT nItem)
  */
 static void LISTVIEW_SetGroupSelection(LISTVIEW_INFO *infoPtr, INT nItem)
 {
+    INT nFirst = -1, nLast = -1;
     RANGES selection;
     DWORD old_mask;
     LVITEMW item;
@@ -3661,21 +3662,28 @@ static void LISTVIEW_SetGroupSelection(LISTVIEW_INFO *infoPtr, INT nItem)
    iterator_destroy(&i);
     }

-    /* disable per item notifications on LVS_OWNERDATA style
-       FIXME: single LVN_ODSTATECHANGED should be used */
+    /* Disable per item notifications on LVS_OWNERDATA style */
     old_mask = infoPtr->notify_mask & NOTIFY_MASK_ITEM_CHANGE;
     if (infoPtr->dwStyle & LVS_OWNERDATA)
         infoPtr->notify_mask &= ~NOTIFY_MASK_ITEM_CHANGE;

LISTVIEW_DeselectAllSkipItems(infoPtr, selection);

-
     iterator_rangesitems(&i, selection);
     while(iterator_next(&i))
-	LISTVIEW_SetItemState(infoPtr, i.nItem, &item);
+    {
+        // Find the range for LVN_ODSTATECHANGED
+        if (nFirst == -1)
+            nFirst = i.nItem;
+        nLast = i.nItem;
+        LISTVIEW_SetItemState(infoPtr, i.nItem, &item);
+    }
     /* this will also destroy the selection */
     iterator_destroy(&i);

+    if (infoPtr->dwStyle & LVS_OWNERDATA)
+        LISTVIEW_SetOwnerDataState(infoPtr, nFirst, nLast, &item);
+
     infoPtr->notify_mask |= old_mask;
     LISTVIEW_SetItemFocus(infoPtr, nItem);
 }