Changeset 3631 for trunk/src/dinput/dinput.cpp

Timestamp:

May 29, 2000, 11:30:17 PM (25 years ago)

Author:

mike

Message:

Discard messages received multiple times.

File:

• trunk/src/dinput/dinput.cpp (modified) (2 diffs)

trunk/src/dinput/dinput.cpp

@@ -1 @@
-/* $Id: dinput.cpp,v 1.6 2000-05-09 18:58:40 sandervl Exp $ */
+/* $Id: dinput.cpp,v 1.7 2000-05-29 21:30:17 mike Exp $ */
 /*              DirectInput
  *
@@ -626 +626 @@
    SysKeyboardAImpl* This = (SysKeyboardAImpl*) current_keylock;
    BYTE  scan = (lParam >> 16) & 0xFF;
+
+   /* messages may arrive mustiple times; we need to check for duplicates */
+   static HWND   oldhwnd = NULL;
+   static UINT   oldmsg  = 0;
+   static WPARAM oldwParam = 0;
+   static LPARAM oldlParam = 0;
+
+   if ((hwnd == oldhwnd) && (msg == oldmsg) && (wParam == oldwParam) && (lParam == oldlParam)) {
+      // we already saw this message
+      return TRUE;
+   }
+   oldhwnd = hwnd; oldmsg = msg; oldwParam = wParam; oldlParam = lParam;
 
    // fake a key up transition for typematic repeat