Jacek Caban : winex11: Directly use NtUserGetIconInfo.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 7769c8e9dfe238194d4ae7aab80ad83dc55d2e18
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=7769c8e9dfe238194d4ae7aab...

Author: Jacek Caban 
Date:   Sun May  1 22:18:43 2022 +0200

winex11: Directly use NtUserGetIconInfo.

Signed-off-by: Jacek Caban 
Signed-off-by: Alexandre Julliard

---

dlls/winex11.drv/mouse.c | 27 +++++++++++++++++++++++----
 1 file changed, 23 insertions(+), 4 deletions(-)

diff --git a/dlls/winex11.drv/mouse.c b/dlls/winex11.drv/mouse.c
index 7133f2e2694..46951103bc1 100644
--- a/dlls/winex11.drv/mouse.c
+++ b/dlls/winex11.drv/mouse.c
@@ -1228,6 +1228,27 @@ done:
     return cursor;
 }

+static BOOL get_icon_info( HICON handle, ICONINFOEXW *ret )
+{
+    UNICODE_STRING module, res_name;
+    ICONINFO info;
+
+    module.Buffer = ret->szModName;
+    module.MaximumLength = sizeof(ret->szModName) - sizeof(WCHAR);
+    res_name.Buffer = ret->szResName;
+    res_name.MaximumLength = sizeof(ret->szResName) - sizeof(WCHAR);
+    if (!NtUserGetIconInfo( handle, &info, &module, &res_name, NULL, 0 )) return FALSE;
+    ret->fIcon    = info.fIcon;
+    ret->xHotspot = info.xHotspot;
+    ret->yHotspot = info.yHotspot;
+    ret->hbmColor = info.hbmColor;
+    ret->hbmMask  = info.hbmMask;
+    ret->wResID   = res_name.Length ? 0 : LOWORD( res_name.Buffer );
+    ret->szModName[module.Length] = 0;
+    ret->szResName[res_name.Length] = 0;
+    return TRUE;
+}
+
 /***********************************************************************
  *		create_xlib_load_mono_cursor
  *
@@ -1243,8 +1264,7 @@ static Cursor create_xlib_load_mono_cursor( HDC hdc, HANDLE handle, int width, i
     if (!(mono = CopyImage( handle, IMAGE_CURSOR, width, height, LR_MONOCHROME | LR_COPYFROMRESOURCE )))
         return None;

-    info.cbSize = sizeof(info);
-    if (GetIconInfoExW( mono, &info ))
+    if (get_icon_info( mono, &info ))
     {
         if (!info.hbmColor)
         {
@@ -1413,8 +1433,7 @@ static Cursor create_cursor( HANDLE handle )

if (!handle) return get_empty_cursor();

-    info.cbSize = sizeof(info);
-    if (!GetIconInfoExW( handle, &info )) return 0;
+    if (!get_icon_info( handle, &info )) return 0;

if (use_system_cursors && (cursor = create_xcursor_system_cursor( &info )))
     {