private void Initialize()
{
if (Handle != null)
{
// Already initialized.
return;
}
// When loaded for the first time, build the top-level redirected
// window to host the child window.
WindowParameters windowParams = new WindowParameters();
windowParams.Name = "RedirectedHwndHost";
windowParams.Style = WS.OVERLAPPED | WS.CLIPCHILDREN | WS.CAPTION;
windowParams.ExtendedStyle = WS_EX.LAYERED | WS_EX.NOACTIVATE | WS_EX.TOOLWINDOW | WS_EX.TRANSPARENT;
windowParams.WindowRect = new Int32Rect(0, 0, 500, 500);
_redirectedWindow = _redirectionWindowFactory.CreateWindow(windowParams);
UpdateRedirectedWindowSettings(RedirectionVisibility, false);
// Then create the child window to host.
Handle = BuildWindowCore(_redirectedWindow.Handle);
if (Handle == null || Handle.IsInvalid)
{
throw new InvalidOperationException("BuildWindowCore did not return a valid handle.");
}
_redirectedWindow.Show(WindowShowState.Normal, false);
}
public TWindow CreateWindow(WindowParameters windowParams)
{
GCHandle gcHandle = new GCHandle();
IntPtr lpCreateParam = IntPtr.Zero;
if (windowParams.Tag != null)
{
gcHandle = GCHandle.Alloc(windowParams.Tag);
lpCreateParam = GCHandle.ToIntPtr(gcHandle);
}
StrongHWND hwnd = StrongHWND.CreateWindowEx(
windowParams.ExtendedStyle,
Name,
windowParams.Name,
windowParams.Style,
windowParams.WindowRect.X,
windowParams.WindowRect.Y,
windowParams.WindowRect.Width,
windowParams.WindowRect.Height,
windowParams.Parent,
IntPtr.Zero,
Marshal.GetHINSTANCE(typeof(TWindow).Module),
lpCreateParam);
TWindow createdWindow = null;
if (!hwnd.IsInvalid)
{
Debug.Assert(_createdWindow != null);
_createdWindow.TransferHandleOwnership(hwnd);
createdWindow = _createdWindow;
}
_createdWindow = null;
return(createdWindow);
}
private void Initialize()
{
if (Handle != null) {
// Already initialized.
return;
}
// When loaded for the first time, build the top-level redirected
// window to host the child window.
WindowParameters windowParams = new WindowParameters();
windowParams.Name = "RedirectedHwndHost";
windowParams.Style = WS.OVERLAPPED | WS.CLIPCHILDREN | WS.CAPTION;
windowParams.ExtendedStyle = WS_EX.LAYERED | WS_EX.NOACTIVATE | WS_EX.TOOLWINDOW | WS_EX.TRANSPARENT;
windowParams.WindowRect = new Int32Rect(0, 0, 500, 500);
_redirectedWindow = _redirectionWindowFactory.CreateWindow(windowParams);
UpdateRedirectedWindowSettings(RedirectionVisibility, false);
// Then create the child window to host.
Handle = BuildWindowCore(_redirectedWindow.Handle);
if (Handle == null || Handle.IsInvalid) {
throw new InvalidOperationException("BuildWindowCore did not return a valid handle.");
}
_redirectedWindow.Show(WindowShowState.Normal, false);
}