l2-unlegits/L2Detect_2/ProxyWndProc.cpp
2012-02-01 05:25:08 +00:00

54 lines
1.7 KiB
C++

#include "pch.h"
#include "RadarDisplay.h"
WNDPROC g_l2OriginalWndProc = (WNDPROC)NULL;
LRESULT CALLBACK ProxyWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
void InstallProxyWndProc( HWND hWndL2 )
{
if( g_l2OriginalWndProc == NULL )
g_l2OriginalWndProc = (WNDPROC)(void *)GetWindowLongPtr( hWndL2, GWLP_WNDPROC );
else
log_error( LOG_WARNING, "InstallProxyWndProc(): g_l2OriginalWndProc already is not NULL (called twice? HOW???)\n" );
// check if already intercepted
if( (void *)GetWindowLongPtr( hWndL2, GWLP_WNDPROC ) == (void *)ProxyWndProc )
log_error( LOG_WARNING, "InstallProxyWndProc(): wndproc already intercepted (called twice? HOW???)\n" );
else // intercept!
{
SetWindowLongPtr( hWndL2, GWLP_WNDPROC, (LONG_PTR)(void *)ProxyWndProc );
if( (void *)GetWindowLongPtr( hWndL2, GWLP_WNDPROC ) == (void *)ProxyWndProc )
log_error( LOG_OK, "InstallProxyWndProc(): Window procedure intercepted, new wndproc = 0x%08X\n",
(unsigned int)ProxyWndProc );
else
log_error( LOG_ERROR, "InstallProxyWndProc(): Window procedure interception failed!\n" );
}
}
LRESULT CALLBACK ProxyWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
switch( uMsg )
{
case WM_KEYUP:
{
int vkey = (int)wParam;
switch( vkey )
{
case VK_PAUSE:
RadarDisplay::getInstance()->toggleShowRadar();
return 0;
break;
case 'Q':
RadarDisplay::getInstance()->toggleShowCur();
return 0;
break;
}
} break;
//case WM_LBUTTONUP:
//{
//log_error( LOG_DEBUG, "WM_LBUTTONUP ( %d, %d )\n", GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) );
//} break;
}
return CallWindowProc( g_l2OriginalWndProc, hWnd, uMsg, wParam, lParam );
}