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150 lines
4.8 KiB
150 lines
4.8 KiB
/******************************************************************************
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Copyright (c) 1999 Microsoft Corporation
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Module Name:
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HelpViewerWrapper.h
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Abstract:
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This file contains the declaration of the class used to wrap the HTML Help Viewer.
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Revision History:
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Davide Massarenti (dmassare) 01/20/2000
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created
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******************************************************************************/
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#if !defined(__INCLUDED___PCH___HELPVIEWERWRAPPER_H___)
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#define __INCLUDED___PCH___HELPVIEWERWRAPPER_H___
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#include <HelpCenter.h>
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#include <htmlhelp.h>
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#include <oleacc.h>
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#define ID_NOTIFY_FROM_HH (12345)
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#define WINDOW_STYLE "HCStyle"
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class ATL_NO_VTABLE CPCHHelpViewerWrapper :
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public CComObjectRootEx<CComSingleThreadModel>,
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public CStockPropImpl <CPCHHelpViewerWrapper, IPCHHelpViewerWrapper, &IID_IPCHHelpViewerWrapper, &LIBID_HelpCenterTypeLib>,
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public CComControl <CPCHHelpViewerWrapper>,
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public IPersistStreamInitImpl <CPCHHelpViewerWrapper>,
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public IOleControlImpl <CPCHHelpViewerWrapper>,
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public IOleObjectImpl <CPCHHelpViewerWrapper>,
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public IOleInPlaceActiveObjectImpl <CPCHHelpViewerWrapper>,
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public IViewObjectExImpl <CPCHHelpViewerWrapper>,
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public IOleInPlaceObjectWindowlessImpl<CPCHHelpViewerWrapper>,
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public CComCoClass <CPCHHelpViewerWrapper, &CLSID_PCHHelpViewerWrapper>
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{
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static MPC::CComSafeAutoCriticalSection s_csec;
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static bool s_fInitialized;
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static DWORD s_dwLastStyle;
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static MPC::WStringList s_lstAvailable;
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//
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// This is the OLEACC stuff used to access the WebBrowser object inside the HTMLHelp viewer.
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//
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static HINSTANCE s_hInst;
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static LPFNOBJECTFROMLRESULT s_pfObjectFromLresult;
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////////////////////////////////////////
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class ATL_NO_VTABLE ServiceProvider :
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public CComObjectRootEx<CComSingleThreadModel>,
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public IServiceProvider
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{
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CPCHHelpCenterExternal* m_parent;
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HWND m_hWnd;
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public:
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BEGIN_COM_MAP(ServiceProvider)
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COM_INTERFACE_ENTRY(IServiceProvider)
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END_COM_MAP()
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ServiceProvider();
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virtual ~ServiceProvider();
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HRESULT Attach( /*[in]*/ CPCHHelpCenterExternal* parent, /*[in]*/ HWND hWnd );
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void Detach( );
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//
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// IServiceProvider
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//
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STDMETHOD(QueryService)( REFGUID guidService, REFIID riid, void **ppv );
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};
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////////////////////////////////////////
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CPCHHelpCenterExternal* m_parent;
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CPCHHelpViewerWrapper::ServiceProvider* m_ServiceProvider;
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bool m_fFirstTime;
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MPC::wstring m_szWindowStyle;
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HWND m_hwndHH;
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CComPtr<IHTMLDocument2> m_spDoc;
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CComPtr<IWebBrowser2> m_WB2;
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CComBSTR m_bstrPendingNavigation;
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////////////////////////////////////////
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void AcquireWindowStyle();
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void ReleaseWindowStyle();
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void ExtractWebBrowser();
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void InternalDisplayTopic( /*[in]*/ LPCWSTR szURL );
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public:
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DECLARE_NO_REGISTRY()
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DECLARE_NOT_AGGREGATABLE(CPCHHelpViewerWrapper)
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DECLARE_PROTECT_FINAL_CONSTRUCT()
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BEGIN_COM_MAP(CPCHHelpViewerWrapper)
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COM_INTERFACE_ENTRY(IPCHHelpViewerWrapper)
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COM_INTERFACE_ENTRY2(IDispatch, IPCHHelpViewerWrapper)
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COM_INTERFACE_ENTRY(IViewObjectEx)
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COM_INTERFACE_ENTRY(IViewObject2)
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COM_INTERFACE_ENTRY(IViewObject)
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COM_INTERFACE_ENTRY(IOleInPlaceObjectWindowless)
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COM_INTERFACE_ENTRY(IOleInPlaceObject)
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COM_INTERFACE_ENTRY2(IOleWindow, IOleInPlaceObjectWindowless)
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COM_INTERFACE_ENTRY(IOleInPlaceActiveObject)
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COM_INTERFACE_ENTRY(IOleControl)
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COM_INTERFACE_ENTRY(IOleObject)
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COM_INTERFACE_ENTRY(IPersistStreamInit)
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COM_INTERFACE_ENTRY2(IPersist, IPersistStreamInit)
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END_COM_MAP()
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BEGIN_PROP_MAP(CPCHHelpViewerWrapper)
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END_PROP_MAP()
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CPCHHelpViewerWrapper();
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virtual ~CPCHHelpViewerWrapper();
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BOOL ProcessWindowMessage( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT& lResult, DWORD dwMsgMapID = 0 );
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BOOL PreTranslateAccelerator( LPMSG pMsg, HRESULT& hRet );
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// IViewObjectEx
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DECLARE_VIEW_STATUS(0)
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// IOleObject
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STDMETHOD(SetClientSite)(IOleClientSite *pClientSite);
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// IPCHHelpViewerWrapper
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public:
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STDMETHOD(get_WebBrowser)( /*[out,retval]*/ IUnknown* *pVal );
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STDMETHOD(Navigate)( /*[in]*/ BSTR bstrURL );
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STDMETHOD(Print )( );
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};
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/////////////////////////////////////////////////////////////////////////////
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#endif // !defined(__INCLUDED___PCH___HELPVIEWERWRAPPER_H___)
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