public void Hide()
{
if (_parent != null)
{
_parent._disabledBy.Remove(this);
_parent.UpdateEnabled();
_parent = null;
}
UnmanagedMethods.ShowWindow(_hwnd, UnmanagedMethods.ShowWindowCommand.Hide);
}
public void ShowDialog(IWindowImpl parent)
{
_parent = (WindowImpl)parent;
_parent._disabledBy.Add(this);
_parent.UpdateEnabled();
SetWindowLongPtr(_hwnd, (int)WindowLongParam.GWL_HWNDPARENT, ((WindowImpl)parent)._hwnd);
ShowWindow(_showWindowState);
}