private IntPtr WinProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, ref Boolean handled)
{
IntPtr result = IntPtr.Zero;
switch (msg)
{
case WM_ENTERSIZEMOVE:
OnResizeEventHandler?.Invoke(this, true);
break;
case WM_EXITSIZEMOVE:
OnResizeEventHandler?.Invoke(this, false);
break;
case WM_SYSCOMMAND:
if ((int)wParam == SC_MAXIMIZE || (int)wParam == SC_MINIMIZE ||
(int)wParam == SC_RESTORE || (int)wParam == SC_STORE)
{
OnResizeEventHandler?.Invoke(this, true);
}
break;
}
return(result);
}
private void CanResizableVisionWindowWpf_StateChanged(object sender, EventArgs e)
{
OnResizeEventHandler?.Invoke(this, false);
}