[USER32] Make App Switcher use the owner window's icon (#1299)

CORE-15672
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Katayama Hirofumi MZ 2019-01-24 22:41:42 +09:00 committed by GitHub
parent a024ae626f
commit 484943d04f
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@ -165,20 +165,24 @@ void CompleteSwitch(BOOL doSwitch)
BOOL CALLBACK EnumerateCallback(HWND window, LPARAM lParam)
{
HICON hIcon;
HWND hwndIcon, hwndOwner;
UNREFERENCED_PARAMETER(lParam);
hwndOwner = GetWindow(window, GW_OWNER);
hwndIcon = (hwndOwner ? hwndOwner : window);
// First try to get the big icon assigned to the window
hIcon = (HICON)SendMessageW(window, WM_GETICON, ICON_BIG, 0);
hIcon = (HICON)SendMessageW(hwndIcon, WM_GETICON, ICON_BIG, 0);
if (!hIcon)
{
// If no icon is assigned, try to get the icon assigned to the windows' class
hIcon = (HICON)GetClassLongPtrW(window, GCL_HICON);
hIcon = (HICON)GetClassLongPtrW(hwndIcon, GCL_HICON);
if (!hIcon)
{
// If we still don't have an icon, see if we can do with the small icon,
// or a default application icon
hIcon = (HICON)SendMessageW(window, WM_GETICON, ICON_SMALL2, 0);
hIcon = (HICON)SendMessageW(hwndIcon, WM_GETICON, ICON_SMALL2, 0);
if (!hIcon)
{
// using windows logo icon as default