[weiden] 30516: Optimize DispatchMessageA/W to avoid calls to win32k

Author: weiden
Date: Sat Nov 17 08:08:13 2007
New Revision: 30516
URL: http://svn.reactos.org/svn/reactos?rev=30516&view=rev
Log:
Optimize DispatchMessageA/W to avoid calls to win32k
Modified:
    trunk/reactos/dll/win32/user32/windows/message.c
Modified: trunk/reactos/dll/win32/user32/windows/message.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/user32/windows/m…
==============================================================================
--- trunk/reactos/dll/win32/user32/windows/message.c (original)
+++ trunk/reactos/dll/win32/user32/windows/message.c Sat Nov 17 08:08:13 2007
@@ -1328,26 +1328,38 @@
 LRESULT STDCALL
 DispatchMessageA(CONST MSG *lpmsg)
 {
-  NTUSERDISPATCHMESSAGEINFO Info;
-  LRESULT Result;
-
-  Info.Ansi = TRUE;
-  Info.Msg = *lpmsg;
-  Result = NtUserDispatchMessage(&Info);
-  if (! Info.HandledByKernel)
-    {
-      /* We need to send the message ourselves */
-      SPY_EnterMessage(SPY_DISPATCHMESSAGE, Info.Msg.hwnd, Info.Msg.message,
-                       Info.Msg.wParam, Info.Msg.lParam);
-      Result = IntCallWindowProcA(Info.Ansi, Info.Proc, Info.Msg.hwnd,
-                                  Info.Msg.message, Info.Msg.wParam, Info.Msg.lParam);
-      SPY_ExitMessage(SPY_RESULT_OK, Info.Msg.hwnd, Info.Msg.message, Result,
-                      Info.Msg.wParam, Info.Msg.lParam);
-    }
-  MsgConversionCleanup(lpmsg, TRUE, TRUE, &Result);
-
-  return Result;
-}
+    LRESULT Ret = 0;
+    PWINDOW Wnd;
+
+    if (lpmsg->hwnd != NULL)
+    {
+        Wnd = ValidateHwnd(lpmsg->hwnd);
+        if (!Wnd || SharedPtrToUser(Wnd->ti) != GetW32ThreadInfo())
+            return 0;
+    }
+    else
+        Wnd = NULL;
+
+    if ((lpmsg->message == WM_TIMER || lpmsg->message == WM_SYSTIMER) &&
lpmsg->lParam != 0)
+    {
+        WNDPROC WndProc = (WNDPROC)lpmsg->lParam;
+        Ret = WndProc(lpmsg->hwnd,
+                      lpmsg->message,
+                      lpmsg->wParam,
+                      GetTickCount());
+    }
+    else if (Wnd != NULL)
+    {
+        /* FIXME: WM_PAINT needs special handling */
+        Ret = IntCallMessageProc(Wnd,
+                                 lpmsg->hwnd,
+                                 lpmsg->message,
+                                 lpmsg->wParam,
+                                 lpmsg->lParam,
+                                 TRUE);
+    }
+
+    return Ret;}
 /*
@@ -1356,25 +1368,38 @@
 LRESULT STDCALL
 DispatchMessageW(CONST MSG *lpmsg)
 {
-  NTUSERDISPATCHMESSAGEINFO Info;
-  LRESULT Result;
-
-  Info.Ansi = FALSE;
-  Info.Msg = *lpmsg;
-  Result = NtUserDispatchMessage(&Info);
-  if (! Info.HandledByKernel)
-    {
-      /* We need to send the message ourselves */
-      SPY_EnterMessage(SPY_DISPATCHMESSAGE, Info.Msg.hwnd, Info.Msg.message,
-                       Info.Msg.wParam, Info.Msg.lParam);
-      Result = IntCallWindowProcW(Info.Ansi, Info.Proc, Info.Msg.hwnd,
-                                  Info.Msg.message, Info.Msg.wParam, Info.Msg.lParam);
-      SPY_ExitMessage(SPY_RESULT_OK, Info.Msg.hwnd, Info.Msg.message, Result,
-                      Info.Msg.wParam, Info.Msg.lParam);
-    }
-  MsgConversionCleanup(lpmsg, FALSE, TRUE, &Result);
-
-  return Result;
+    LRESULT Ret = 0;
+    PWINDOW Wnd;
+
+    if (lpmsg->hwnd != NULL)
+    {
+        Wnd = ValidateHwnd(lpmsg->hwnd);
+        if (!Wnd || SharedPtrToUser(Wnd->ti) != GetW32ThreadInfo())
+            return 0;
+    }
+    else
+        Wnd = NULL;
+
+    if ((lpmsg->message == WM_TIMER || lpmsg->message == WM_SYSTIMER) &&
lpmsg->lParam != 0)
+    {
+        WNDPROC WndProc = (WNDPROC)lpmsg->lParam;
+        Ret = WndProc(lpmsg->hwnd,
+                      lpmsg->message,
+                      lpmsg->wParam,
+                      GetTickCount());
+    }
+    else if (Wnd != NULL)
+    {
+        /* FIXME: WM_PAINT needs special handling */
+        Ret = IntCallMessageProc(Wnd,
+                                 lpmsg->hwnd,
+                                 lpmsg->message,
+                                 lpmsg->wParam,
+                                 lpmsg->lParam,
+                                 FALSE);
+    }
+
+    return Ret;
 }