#pragma once

#include <string>

using namespace std;

class CCallback : public IBindStatusCallback, public IAuthenticate, public IHttpSecurity
{
public:
	CCallback();
	~CCallback();

	void SetAuthData(const wstring& username, const wstring& password) {m_username = username; m_password = password;}

	// IHttpSecurity method
	STDMETHOD(OnSecurityProblem)(DWORD /*dwProblem*/)
	{ return S_OK; }

	STDMETHOD(GetWindow)( 
		/* [in] */ REFGUID /*rguidReason*/,
		/* [out] */ HWND * /*phwnd*/)
	{ return E_NOTIMPL; }

	// IAuthenticate method
	STDMETHOD(Authenticate)(
		/* [out] */ HWND * phwnd,
		/* [out] */ LPWSTR * pszUsername,
		/* [out] */ LPWSTR * pszPassword);

	// IBindStatusCallback methods.  Note that the only method called by IE
	// is OnProgress(), so the others just return E_NOTIMPL.

	STDMETHOD(OnStartBinding)(
		/* [in] */ DWORD /*dwReserved*/,
		/* [in] */ IBinding __RPC_FAR * /*pib*/)
	{ return E_NOTIMPL; }

	STDMETHOD(GetPriority)(
		/* [out] */ LONG __RPC_FAR * /*pnPriority*/)
	{ return E_NOTIMPL; }

	STDMETHOD(OnLowResource)(
		/* [in] */ DWORD /*reserved*/)
	{ return E_NOTIMPL; }

	STDMETHOD(OnProgress)(
		/* [in] */ ULONG /*ulProgress*/,
		/* [in] */ ULONG /*ulProgressMax*/,
		/* [in] */ ULONG /*ulStatusCode*/,
		/* [in] */ LPCWSTR /*wszStatusText*/)
	{ return S_OK; }

	STDMETHOD(OnStopBinding)(
		/* [in] */ HRESULT /*hresult*/,
		/* [unique][in] */ LPCWSTR /*szError*/)
	{ return E_NOTIMPL; }

	STDMETHOD(GetBindInfo)(
		/* [out] */ DWORD __RPC_FAR * /*grfBINDF*/,
		/* [unique][out][in] */ BINDINFO __RPC_FAR * /*pbindinfo*/)
	{ return E_NOTIMPL; }

	STDMETHOD(OnDataAvailable)(
		/* [in] */ DWORD /*grfBSCF*/,
		/* [in] */ DWORD /*dwSize*/,
		/* [in] */ FORMATETC __RPC_FAR * /*pformatetc*/,
		/* [in] */ STGMEDIUM __RPC_FAR * /*pstgmed*/)
	{ return E_NOTIMPL; }

	STDMETHOD(OnObjectAvailable)(
		/* [in] */ REFIID /*riid*/,
		/* [iid_is][in] */ IUnknown __RPC_FAR * /*punk*/)
	{ return E_NOTIMPL; }

	// IUnknown methods.  Note that IE never calls any of these methods, since
	// the caller owns the IBindStatusCallback interface, so the methods all
	// return zero/E_NOTIMPL.

	STDMETHOD_(ULONG,AddRef)()
	{ return 0; }

	STDMETHOD_(ULONG,Release)()
	{ return 0; }

	STDMETHOD(QueryInterface)(
		/* [in] */ REFIID riid,
		/* [iid_is][out] */ void __RPC_FAR *__RPC_FAR * ppvObject)
	{
		if ( riid == IID_IAuthenticate ) {
			*ppvObject = (void*) (IAuthenticate*)this;
			return S_OK;
		}
		else if ( riid == IID_IUnknown ) {
			*ppvObject = (void*) (IUnknown*)(IBindStatusCallback*)this;
			return S_OK;
		}
		else if ( riid == IID_IBindStatusCallback ) {
			*ppvObject = (void*) (IBindStatusCallback*)this;
			return S_OK;
		}
		else if ( riid == IID_IHttpSecurity ) {
			*ppvObject = (void*) (IHttpSecurity*)this;
			return S_OK;
		}
		else if ( riid == IID_IWindowForBindingUI ) {
			*ppvObject = (void*) (IWindowForBindingUI*)this;
			return S_OK;
		}
		return E_NOINTERFACE;
	}

private:
	ULONG		m_cRef;
	wstring		m_username;
	wstring		m_password;
};