[resend 2/2] comctl32: Enhance LISTVIEW_ApproximateViewRect in LV_VIEW_DETAILS mode.

[Vadim Druzhin]

Calculate approximated window size
when control does not have real items.

Fix for NTPWEdit (http://cdslow.org.ru/en/ntpwedit/index.html).

Signed-off-by: Vadim Druzhin <cdslow at mail.ru>
---
 dlls/comctl32/listview.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index 8114222..7e33f7c 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -5362,6 +5362,13 @@ static DWORD LISTVIEW_ApproximateViewRect(const LISTVIEW_INFO *infoPtr, INT nIte
       wWidth = rcBox.right - rcBox.left;
       wHeight = (rcBox.bottom - rcBox.top) * nItemCount;
     }
+    else if (nItemCount > 0)
+    {
+      /* No real items, use approximation */
+      LISTVIEW_GetHeaderRect(infoPtr, 0, &rcBox);
+      wHeight = rcBox.bottom - rcBox.top + infoPtr->nItemHeight * nItemCount;
+      wWidth = infoPtr->nItemWidth;
+    }
     else
     {
       /* use current height and width */
--
2.5.5