public WindowMessageEventArgs(IntPtr _hWnd, WindowMessageEnum _uMsg, IntPtr _wParam, IntPtr _lParam) : base(null)
{
hWnd = _hWnd;
uMsg = _uMsg;
wParam = _wParam;
lParam = _lParam;
}
public WindowMessageEventArgs(Win32NativeWindow window, WindowMessageEnum _uMsg, IntPtr _wParam, IntPtr _lParam) : base(window)
{
hWnd = (window == null) ? IntPtr.Zero : window.Handle;
uMsg = _uMsg;
wParam = _wParam;
lParam = _lParam;
}
/// <summary>
/// Override this method if you need to process messages before they get processed by the default handler. Useful to handle input and MCI notifications.
/// </summary>
/// <param name="uMsg"></param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
/// <returns></returns>
protected virtual IntPtr WndProc(WindowMessageEnum uMsg, IntPtr wParam, IntPtr lParam)
{
bool bDispose = false;
// GameDebugger.Log("WndProc Message={0}=0x{1:x} wParam=0x{2:x} lParam=0x{3:x}", uMsg.ToString(), (int)uMsg, (int)wParam, (int)lParam);
// GameDebugger.Add(String.Format("WndProc Message={0}=0x{1:x} wParam=0x{2:x} lParam=0x{3:x}", uMsg.ToString(), uMsg, (int)wParam, (int)lParam));
switch (uMsg)
{
case WindowMessageEnum.CLOSE: {
if (!CanClose())
{
return((IntPtr)1);
}
OnClose();
bDispose = true;
break;
}
case WindowMessageEnum.SIZE: {
Size2 size = new Size2((int)lParam & 0xFFFF, (int)((int)lParam >> 16) & 0xFFFF);
OnResize(ref size);
break;
}
case WindowMessageEnum.MOVE: {
Point2 point;
unchecked {
point = new Point2((int)(short)((uint)lParam & 0xFFFF), (int)(short)((int)lParam >> 16) & 0xFFFF);
}
OnMove(ref point);
break;
}
case WindowMessageEnum.ENTERSIZEMOVE: {
OnEnterSizeMove();
break;
}
case WindowMessageEnum.EXITSIZEMOVE: {
OnExitSizeMove();
break;
}
}
IntPtr ret = DefWindowProc(uMsg, wParam, lParam);
if (bDispose)
{
Dispose();
}
return(ret);
}
/// <summary>
/// Override this method if you need to process messages that were not processed by the WndProc() method.
/// </summary>
/// <param name="uMsg"></param>
/// <param name="wParam"></param>
/// <param name="lParam"></param>
/// <returns></returns>
protected virtual IntPtr DefWindowProc(WindowMessageEnum uMsg, IntPtr wParam, IntPtr lParam)
{
if (PostprocessWindowMessageEvent != null)
{
WindowMessageEventArgs args = new WindowMessageEventArgs(this, uMsg, wParam, lParam);
PostprocessWindowMessageEvent.Invoke(args);
if (args.PreventsDefault)
{
return(args.ReturnValue);
}
}
return(API.Externals.DefWindowProc(m_hWnd, uMsg, wParam, lParam));
}
internal IntPtr WndProcInternal(WindowMessageEnum uMsg, IntPtr wParam, IntPtr lParam)
{
if (PreprocessWindowMessageEvent != null)
{
WindowMessageEventArgs args = new WindowMessageEventArgs(this, uMsg, wParam, lParam);
PreprocessWindowMessageEvent.Invoke(args);
if (args.PreventsDefault)
{
return(args.ReturnValue);
}
}
return(WndProc(uMsg, wParam, lParam));
}
// TODO: Add DISPLAYCHANGE method capture
protected override IntPtr WndProc(WindowMessageEnum uMsg, IntPtr wParam, IntPtr lParam)
{
switch (uMsg)
{
case WindowMessageEnum.SYSCOMMAND: {
if ((int)wParam == 0xF140 || // SC_SCREENSAVE
(int)wParam == 0xF170) // SC_MONITORPOWER
{
return(IntPtr.Zero);
}
break;
}
}
return(base.WndProc(uMsg, wParam, lParam));
}
public static IntPtr WndProc(IntPtr hWnd, WindowMessageEnum uMsg, IntPtr wParam, IntPtr lParam)
{
Win32NativeWindow window;
switch (uMsg)
{
case WindowMessageEnum.ACTIVATEAPP: {
Instance.OnActivate(!((int)wParam == 0));
break;
}
}
if (Instance.Windows.TryGetValue((int)hWnd, out window))
{
if (ProcessWindowMessageEvent != null)
{
WindowMessageEventArgs args = new WindowMessageEventArgs(window, uMsg, wParam, lParam);
ProcessWindowMessageEvent(args);
if (args.PreventsDefault)
{
return(args.ReturnValue);
}
}
return(window.WndProcInternal(uMsg, wParam, lParam));
}
if (ProcessWindowMessageEvent != null)
{
WindowMessageEventArgs args = new WindowMessageEventArgs(hWnd, uMsg, wParam, lParam);
ProcessWindowMessageEvent(args);
if (args.PreventsDefault)
{
return(args.ReturnValue);
}
}
return(API.Externals.DefWindowProc(hWnd, uMsg, wParam, lParam));
}
public static extern Boolean PostMessage(IntPtr hWnd, WindowMessageEnum Msg, IntPtr wParam, IntPtr lParam);
public extern static IntPtr DefWindowProc(IntPtr hWnd, WindowMessageEnum uMsg, IntPtr wParam, IntPtr lParam);
