override protected HostedWindowWrapper GetHostRawElementProviderCore()
{
HostedWindowWrapper host = null;
WindowsFormsHost wfh = (WindowsFormsHost)Owner;
IntPtr hwnd = wfh.Handle;
if (hwnd != IntPtr.Zero)
{
host = new HostedWindowWrapper(hwnd);
}
return(host);
}
internal InteropAutomationProvider(HostedWindowWrapper wrapper, AutomationPeer parent)
{
if (wrapper == null)
{
throw new ArgumentNullException("wrapper");
}
if (parent == null)
{
throw new ArgumentNullException("parent");
}
_wrapper = wrapper;
_parent = parent;
}
internal override InteropAutomationProvider GetInteropChild()
{
if (this._interopProvider == null)
{
HostedWindowWrapper wrapper = null;
HwndHost hwndHost = (HwndHost)base.Owner;
IntPtr criticalHandle = hwndHost.CriticalHandle;
if (criticalHandle != IntPtr.Zero)
{
wrapper = HostedWindowWrapper.CreateInternal(criticalHandle);
}
this._interopProvider = new InteropAutomationProvider(wrapper, this);
}
return(this._interopProvider);
}
override internal InteropAutomationProvider GetInteropChild()
{
if (_interopProvider == null)
{
HostedWindowWrapper wrapper = null;
HwndHost host = (HwndHost)Owner;
IntPtr hwnd = host.CriticalHandle;
if (hwnd != IntPtr.Zero)
{
wrapper = HostedWindowWrapper.CreateInternal(hwnd);
}
_interopProvider = new InteropAutomationProvider(wrapper, this);
}
return(_interopProvider);
}
private IRawElementProviderSimple GetHostHelper(HostedWindowWrapper hwndWrapper)
{
return AutomationInteropProvider.HostProviderFromHandle(hwndWrapper.Handle);
}
internal static HostedWindowWrapper CreateInternal(IntPtr hwnd)
{
HostedWindowWrapper wrapper = new HostedWindowWrapper();
wrapper._hwnd = hwnd;
return wrapper;
}
