Nikolay Sivov : comctl32: Fix LVN_DELETEALLITEMS notification for LVS_OWNERDATA case.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d24095a7d1156928ab15844a54438e1de966d9f4
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d24095a7d1156928ab15844a54438e1de966d9f4

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Wed Apr  9 16:50:59 2014 +0400

comctl32: Fix LVN_DELETEALLITEMS notification for LVS_OWNERDATA case.

---

 dlls/comctl32/listview.c       |   17 ++++++++++-------
 dlls/comctl32/tests/listview.c |   35 +++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+), 7 deletions(-)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index c5b5670..fa9895d 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -5383,9 +5383,8 @@ static HIMAGELIST LISTVIEW_CreateDragImage(LISTVIEW_INFO *infoPtr, INT iItem, LP
  */
 static BOOL LISTVIEW_DeleteAllItems(LISTVIEW_INFO *infoPtr, BOOL destroy)
 {
-    NMLISTVIEW nmlv;
     HDPA hdpaSubItems = NULL;
-    BOOL bSuppress;
+    BOOL suppress = FALSE;
     ITEMHDR *hdrItem;
     ITEM_INFO *lpItem;
     ITEM_ID *lpID;
@@ -5400,11 +5399,15 @@ static BOOL LISTVIEW_DeleteAllItems(LISTVIEW_INFO *infoPtr, BOOL destroy)
     SetRectEmpty(&infoPtr->rcFocus);
     /* But we are supposed to leave nHotItem as is! */
 
-
     /* send LVN_DELETEALLITEMS notification */
-    ZeroMemory(&nmlv, sizeof(NMLISTVIEW));
-    nmlv.iItem = -1;
-    bSuppress = notify_listview(infoPtr, LVN_DELETEALLITEMS, &nmlv);
+    if (!(infoPtr->dwStyle & LVS_OWNERDATA) || !destroy)
+    {
+        NMLISTVIEW nmlv;
+
+        memset(&nmlv, 0, sizeof(NMLISTVIEW));
+        nmlv.iItem = -1;
+        suppress = notify_listview(infoPtr, LVN_DELETEALLITEMS, &nmlv);
+    }
 
     for (i = infoPtr->nItemCount - 1; i >= 0; i--)
     {
@@ -5412,7 +5415,7 @@ static BOOL LISTVIEW_DeleteAllItems(LISTVIEW_INFO *infoPtr, BOOL destroy)
 	{
 	    /* send LVN_DELETEITEM notification, if not suppressed
 	       and if it is not a virtual listview */
-	    if (!bSuppress) notify_deleteitem(infoPtr, i);
+	    if (!suppress) notify_deleteitem(infoPtr, i);
 	    hdpaSubItems = DPA_GetPtr(infoPtr->hdpaItems, i);
 	    lpItem = DPA_GetPtr(hdpaSubItems, 0);
 	    /* free id struct */
diff --git a/dlls/comctl32/tests/listview.c b/dlls/comctl32/tests/listview.c
index f5d0a01..9310f56 100644
--- a/dlls/comctl32/tests/listview.c
+++ b/dlls/comctl32/tests/listview.c
@@ -330,6 +330,23 @@ static const struct message listview_destroy[] = {
     { 0 }
 };
 
+static const struct message listview_ownerdata_destroy[] = {
+    { 0x0090, sent|optional }, /* Vista */
+    { WM_PARENTNOTIFY, sent },
+    { WM_SHOWWINDOW, sent },
+    { WM_WINDOWPOSCHANGING, sent },
+    { WM_WINDOWPOSCHANGED, sent|optional },
+    { WM_DESTROY, sent },
+    { WM_NCDESTROY, sent },
+    { 0 }
+};
+
+static const struct message listview_ownerdata_deleteall[] = {
+    { LVM_DELETEALLITEMS, sent },
+    { WM_NOTIFY, sent|id, 0, 0, LVN_DELETEALLITEMS },
+    { 0 }
+};
+
 static const struct message listview_header_changed_seq[] = {
     { LVM_SETCOLUMNA, sent },
     { WM_NOTIFY, sent|id|defwinproc, 0, 0, LISTVIEW_ID },
@@ -5059,6 +5076,7 @@ static void test_hover(void)
 static void test_destroynotify(void)
 {
     HWND hwnd;
+    BOOL ret;
 
     hwnd = create_listview_control(LVS_REPORT);
     ok(hwnd != NULL, "failed to create listview window\n");
@@ -5066,6 +5084,23 @@ static void test_destroynotify(void)
     flush_sequences(sequences, NUM_MSG_SEQUENCES);
     DestroyWindow(hwnd);
     ok_sequence(sequences, COMBINED_SEQ_INDEX, listview_destroy, "check destroy order", FALSE);
+
+    /* same for ownerdata list */
+    hwnd = create_listview_control(LVS_REPORT|LVS_OWNERDATA);
+    ok(hwnd != NULL, "failed to create listview window\n");
+
+    flush_sequences(sequences, NUM_MSG_SEQUENCES);
+    DestroyWindow(hwnd);
+    ok_sequence(sequences, COMBINED_SEQ_INDEX, listview_ownerdata_destroy, "check destroy order, ownerdata", FALSE);
+
+    hwnd = create_listview_control(LVS_REPORT|LVS_OWNERDATA);
+    ok(hwnd != NULL, "failed to create listview window\n");
+
+    flush_sequences(sequences, NUM_MSG_SEQUENCES);
+    ret = SendMessageA(hwnd, LVM_DELETEALLITEMS, 0, 0);
+    ok(ret == TRUE, "got %d\n", ret);
+    ok_sequence(sequences, COMBINED_SEQ_INDEX, listview_ownerdata_deleteall, "deleteall ownerdata", FALSE);
+    DestroyWindow(hwnd);
 }
 
 static void test_header_notification(void)