Changeset 7028 for trunk/src/user32/winmouse.cpp

Timestamp:

Oct 12, 2001, 9:05:15 AM (24 years ago)

Author:

phaller

Message:

capture handle cache

File:

• trunk/src/user32/winmouse.cpp (modified) (4 diffs)

trunk/src/user32/winmouse.cpp

@@ -1 @@
-/* $Id: winmouse.cpp,v 1.18 2001-10-09 05:18:05 phaller Exp $ */
+/* $Id: winmouse.cpp,v 1.19 2001-10-12 07:05:15 phaller Exp $ */
 /*
  * Mouse handler for DINPUT
@@ -125 +125 @@
 //******************************************************************************
 //******************************************************************************
+
+// capture handle "cache"
+static HWND hwndWin32Capture = 0;
+
 ODINFUNCTION0(HWND, GetCapture)
 {
-  return OS2ToWin32Handle(OSLibWinQueryCapture());
+  if (0 == hwndWin32Capture)
+    hwndWin32Capture = OS2ToWin32Handle(OSLibWinQueryCapture());
+  
+  return hwndWin32Capture;
 }
 //******************************************************************************
@@ -136 +143 @@
   HWND hwndPrev = GetCapture();
   BOOL rc;
-
+  
+  // invalidate capture "cache"
+  hwndWin32Capture = 0;
+  
   if(hwnd == 0) 
   {
@@ -171 +181 @@
 
   hwndPrev = GetCapture();
+  
+  // invalidate capture "cache"
+  hwndWin32Capture = 0;
+  
   ret = OSLibWinSetCapture(0);
   if(hwndPrev)