Gabriel Ivăncescu : user32/listbox: Update the size in SetColumnWidth before calling UpdatePage.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 84ac7e1571dc1e11211edccddafe9d1e290ea27e
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=84ac7e1571dc1e11211edccdd...

Author: Gabriel Ivăncescu <gabrielopcode(a)gmail.com>
Date:   Wed Sep  5 18:51:51 2018 +0300

user32/listbox: Update the size in SetColumnWidth before calling UpdatePage.

Some applications don't forward WM_SIZE from DefWindowProc to the control,
but instead only send a LB_SETCOLUMNWIDTH message, even when the column
width doesn't change (but the listbox size does).

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=22440
Signed-off-by: Gabriel Ivăncescu <gabrielopcode(a)gmail.com>
Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/user32/listbox.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/dlls/user32/listbox.c b/dlls/user32/listbox.c
index 05fcc44..c8bd148 100644
--- a/dlls/user32/listbox.c
+++ b/dlls/user32/listbox.c
@@ -1262,12 +1262,19 @@ static LRESULT LISTBOX_SetHorizontalExtent( LB_DESCR *descr, INT extent )
 /***********************************************************************
  *           LISTBOX_SetColumnWidth
  */
-static LRESULT LISTBOX_SetColumnWidth( LB_DESCR *descr, INT width)
+static LRESULT LISTBOX_SetColumnWidth( LB_DESCR *descr, INT column_width)
 {
-    if (width == descr->column_width) return LB_OKAY;
-    TRACE("[%p]: new column width = %d\n", descr->self, width );
-    descr->column_width = width;
-    LISTBOX_UpdatePage( descr );
+    RECT rect;
+
+    TRACE("[%p]: new column width = %d\n", descr->self, column_width);
+
+    GetClientRect(descr->self, &rect);
+    descr->width = rect.right - rect.left;
+    descr->height = rect.bottom - rect.top;
+    descr->column_width = column_width;
+
+    LISTBOX_UpdatePage(descr);
+    LISTBOX_UpdateScroll(descr);
     return LB_OKAY;
 }