win32u: Move SetTaskmanWindow implementation from user32.

dlls/user32/focus.c

@@ -97,16 +97,9 @@ HWND WINAPI GetProgmanWindow(void)
  *   hwnd = MSTaskSwWClass
  *          |-> SysTabControl32
  */
-HWND WINAPI SetTaskmanWindow ( HWND hwnd )
+HWND WINAPI SetTaskmanWindow( HWND hwnd )
 {
-    SERVER_START_REQ(set_global_windows)
-    {
-        req->flags          = SET_GLOBAL_TASKMAN_WINDOW;
-        req->taskman_window = wine_server_user_handle( hwnd );
-        if (wine_server_call_err( req )) hwnd = 0;
-    }
-    SERVER_END_REQ;
-    return hwnd;
+    return NtUserSetTaskmanWindow( hwnd );
 }
 
 /***********************************************************************

dlls/win32u/input.c

@@ -2233,3 +2233,18 @@ HWND set_progman_window( HWND hwnd )
     SERVER_END_REQ;
     return hwnd;
 }
+
+HWND set_taskman_window( HWND hwnd )
+{
+    /* hwnd = MSTaskSwWClass
+     *        |-> SysTabControl32
+     */
+    SERVER_START_REQ(set_global_windows)
+    {
+        req->flags          = SET_GLOBAL_TASKMAN_WINDOW;
+        req->taskman_window = wine_server_user_handle( hwnd );
+        if (wine_server_call_err( req )) hwnd = 0;
+    }
+    SERVER_END_REQ;
+    return hwnd;
+}

dlls/win32u/win32u_private.h

@@ -279,6 +279,7 @@ extern BOOL set_caret_blink_time( unsigned int time ) DECLSPEC_HIDDEN;
 extern BOOL set_caret_pos( int x, int y ) DECLSPEC_HIDDEN;
 extern BOOL set_foreground_window( HWND hwnd, BOOL mouse ) DECLSPEC_HIDDEN;
 extern HWND set_progman_window( HWND hwnd ) DECLSPEC_HIDDEN;
+extern HWND set_taskman_window( HWND hwnd ) DECLSPEC_HIDDEN;
 extern void toggle_caret( HWND hwnd ) DECLSPEC_HIDDEN;
 extern void update_mouse_tracking_info( HWND hwnd ) DECLSPEC_HIDDEN;
 

dlls/win32u/window.c

@@ -5432,6 +5432,9 @@ ULONG_PTR WINAPI NtUserCallHwnd( HWND hwnd, DWORD code )
     case NtUserCallHwnd_SetProgmanWindow:
         return HandleToUlong( set_progman_window( hwnd ));
 
+    case NtUserCallHwnd_SetTaskmanWindow:
+        return HandleToUlong( set_taskman_window( hwnd ));
+
     /* temporary exports */
     case NtUserGetFullWindowHandle:
         return HandleToUlong( get_full_window_handle( hwnd ));

include/ntuser.h

@@ -1182,6 +1182,7 @@ enum
     NtUserCallHwnd_IsWindowVisible,
     NtUserCallHwnd_SetForegroundWindow,
     NtUserCallHwnd_SetProgmanWindow,
+    NtUserCallHwnd_SetTaskmanWindow,
     /* temporary exports */
     NtUserGetFullWindowHandle,
     NtUserIsCurrehtProcessWindow,
@@ -1284,6 +1285,11 @@ static inline HWND NtUserSetProgmanWindow( HWND hwnd )
     return UlongToHandle( NtUserCallHwnd( hwnd, NtUserCallHwnd_SetProgmanWindow ));
 }
 
+static inline HWND NtUserSetTaskmanWindow( HWND hwnd )
+{
+    return UlongToHandle( NtUserCallHwnd( hwnd, NtUserCallHwnd_SetTaskmanWindow ));
+}
+
 /* NtUserCallHwndParam codes, not compatible with Windows */
 enum
 {