//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_GETTITLEBARINFOEX:
GetTitleBarInfo(hWnd, &title_info);
break;
case WM_SETTEXT:
//SetWindowText(hWnd, fps_string.c_str());
DefWindowProc(hWnd, WM_SETTEXT, wParam, lParam);
break;
case WM_CLOSE:
Running = false;
DestroyWindow(hWnd);
break;
case WM_NULL:
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
//// TODO: Add any drawing code here...
EndPaint(hWnd, &ps);
break;
case WM_QUIT:
Running = false;
SAFE_SHUTDOWN(pCoreApp);
SendMessage(hWnd, WM_CLOSE, NULL, NULL);
break;
case WM_DESTROY:
Running = false;
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
// Taken from http://www.dfcd.net/projects/switcher/switcher.c
BOOL IsAltTabWindow(HWND hwnd)
{
TITLEBARINFO ti;
HWND hwndTry, hwndWalk = NULL;
if (!IsWindowVisible(hwnd))
return FALSE;
hwndTry = GetAncestor(hwnd, GA_ROOTOWNER);
while (hwndTry != hwndWalk)
{
hwndWalk = hwndTry;
hwndTry = GetLastActivePopup(hwndWalk);
if (IsWindowVisible(hwndTry))
break;
}
if (hwndWalk != hwnd)
return FALSE;
// the following removes some task tray programs and "Program Manager"
ti.cbSize = sizeof(ti);
GetTitleBarInfo(hwnd, &ti);
if (ti.rgstate[0] & STATE_SYSTEM_INVISIBLE)
return FALSE;
// Tool windows should not be displayed either, these do not appear in the
// task bar.
if (GetWindowLong(hwnd, GWL_EXSTYLE) & WS_EX_TOOLWINDOW)
return FALSE;
// Also remove all windows without a title
if (GetWindowTextLength(hwnd) == 0)
return FALSE;
return TRUE;
}