174 lines
6.9 KiB
C
174 lines
6.9 KiB
C
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// PrevCtrl.h : Declaration of the CPreview
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#ifndef __PREVCTRL_H_
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#define __PREVCTRL_H_
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#include "resource.h" // main symbols
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#include "PrevWnd.h"
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#include "Events.h"
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int IsVK_TABCycler(MSG *pMsg);
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/////////////////////////////////////////////////////////////////////////////
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// CPreview
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class ATL_NO_VTABLE CPreview :
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public CComObjectRootEx<CComSingleThreadModel>,
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public CComCoClass<CPreview, &CLSID_Preview>,
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public CComControl<CPreview>,
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public CStockPropImpl<CPreview, IPreview2, &IID_IPreview2, &LIBID_PREVIEWLib>,
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public CStockPropImpl<CPreview, IPreview3, &IID_IPreview3, &LIBID_PREVIEWLib>,
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public IProvideClassInfo2Impl<&CLSID_Preview, NULL, &LIBID_PREVIEWLib>,
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public IPersistPropertyBagImpl<CPreview>, // So we can read <PARAM>'s from our object tag
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public IPersistStorageImpl<CPreview>, // required for Embeddable objects
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public IOleObjectImpl<CPreview>, // required for Embeddable objects
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public IDataObjectImpl<CPreview>, // required for Embeddable objects
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public IQuickActivateImpl<CPreview>,
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public IOleControlImpl<CPreview>, // REVIEW: will IOleControl::GetControlInfo help with my keyboard problems?
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public IOleInPlaceActiveObjectImpl<CPreview>, // handles resizing, active state, TranslateAccelerator
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public IViewObjectExImpl<CPreview>, // for flicker-free drawing support
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public IOleInPlaceObjectWindowlessImpl<CPreview>, // allow for windowless operation (we don't use windowless, should we be using this interface?)
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public CPreviewEvents<CPreview>, // our event code for sending events to our container
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public IConnectionPointContainerImpl<CPreview>, // Connection Point Container for our outgoing event hooks.
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public IObjectSafetyImpl<CPreview, INTERFACESAFE_FOR_UNTRUSTED_CALLER | INTERFACESAFE_FOR_UNTRUSTED_DATA>,// allows this control to be scripted
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public IPersistStreamInitImpl<CPreview>,
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public IObjectWithSiteImpl<CPreview>
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{
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private:
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DWORD _dwConnectionCookie;
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IFolderView *_pfv;
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public:
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CPreviewWnd m_cwndPreview;
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CPreview()
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{
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// we want to be run in a window and never windowless
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m_bWindowOnly = TRUE;
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m_cwndPreview.Initialize(NULL, CONTROL_MODE, FALSE); // ISSUE: we don't handle failure of initialization in low-memory case
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}
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~CPreview()
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{
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ATOMICRELEASE(_pfv);
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}
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DECLARE_REGISTRY_RESOURCEID(IDR_PREVIEW)
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DECLARE_WND_CLASS( TEXT("ShImgVw:CPreview") );
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BEGIN_COM_MAP(CPreview)
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COM_INTERFACE_ENTRY(IPreview2)
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COM_INTERFACE_ENTRY(IPreview3)
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COM_INTERFACE_ENTRY_IID(IID_IDispatch, IPreview2)
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COM_INTERFACE_ENTRY_IID(IID_IPreview, IPreview2)
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COM_INTERFACE_ENTRY_IMPL(IViewObjectEx)
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COM_INTERFACE_ENTRY(IObjectSafety)
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COM_INTERFACE_ENTRY_IMPL_IID(IID_IViewObject2, IViewObjectEx)
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COM_INTERFACE_ENTRY_IMPL_IID(IID_IViewObject, IViewObjectEx)
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COM_INTERFACE_ENTRY_IMPL(IOleInPlaceObjectWindowless)
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COM_INTERFACE_ENTRY_IMPL_IID(IID_IOleInPlaceObject, IOleInPlaceObjectWindowless)
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COM_INTERFACE_ENTRY_IMPL_IID(IID_IOleWindow, IOleInPlaceObjectWindowless)
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COM_INTERFACE_ENTRY_IMPL(IOleInPlaceActiveObject)
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COM_INTERFACE_ENTRY_IMPL(IOleControl)
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COM_INTERFACE_ENTRY_IMPL(IOleObject)
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COM_INTERFACE_ENTRY_IMPL(IObjectWithSite)
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COM_INTERFACE_ENTRY_IMPL(IQuickActivate)
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COM_INTERFACE_ENTRY_IMPL(IPersistPropertyBag)
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COM_INTERFACE_ENTRY_IMPL(IPersistStorage)
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COM_INTERFACE_ENTRY(IPersistStreamInit)
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COM_INTERFACE_ENTRY_IMPL(IDataObject)
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COM_INTERFACE_ENTRY(IProvideClassInfo)
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COM_INTERFACE_ENTRY(IProvideClassInfo2)
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COM_INTERFACE_ENTRY_IMPL(IConnectionPointContainer)
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END_COM_MAP()
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BEGIN_CONNECTION_POINT_MAP(CPreview)
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CONNECTION_POINT_ENTRY(DIID_DPreviewEvents)
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END_CONNECTION_POINT_MAP()
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BEGIN_PROPERTY_MAP(CPreview)
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PROP_PAGE(CLSID_StockColorPage)
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END_PROPERTY_MAP()
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BEGIN_MSG_MAP(CPreview)
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MESSAGE_HANDLER(WM_CREATE, OnCreate)
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MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBkgnd)
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MESSAGE_HANDLER(WM_KILLFOCUS, OnKillFocus)
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MESSAGE_HANDLER(WM_PAINT, OnPaint)
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MESSAGE_HANDLER(WM_SETFOCUS, OnSetFocus)
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MESSAGE_HANDLER(WM_SIZE, OnSize)
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MESSAGE_HANDLER(WM_ACTIVATE, OnActivate)
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END_MSG_MAP()
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// IViewObjectEx
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STDMETHOD(GetViewStatus)(DWORD* pdwStatus)
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{
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ATLTRACE(_T("IViewObjectExImpl::GetViewStatus\n"));
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*pdwStatus = VIEWSTATUS_SOLIDBKGND | VIEWSTATUS_OPAQUE;
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return S_OK;
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}
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// IOleInPlaceActiveObjectImpl
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STDMETHOD(TranslateAccelerator)( LPMSG lpmsg );
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STDMETHOD(OnFrameWindowActivate)( BOOL fActive );
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// IPersistPropertyBag
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STDMETHOD(Load)(IPropertyBag * pPropBag, IErrorLog * pErrorLog);
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STDMETHOD(Save)(IPropertyBag * pPropBag, BOOL fClearDirty, BOOL fSaveAllProperties) {return S_OK;}
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// IObjectSafety
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STDMETHOD(GetInterfaceSafetyOptions)(REFIID riid, DWORD *pdwSupportedOptions, DWORD *pdwEnabledOptions);
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STDMETHOD(SetInterfaceSafetyOptions)(REFIID riid, DWORD dwSupportedOptions, DWORD dwEnabledOptions);
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// IPersistStreamInit
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STDMETHOD(Load)(IStream * pStm);
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STDMETHOD(Save)(IStream * pStm, BOOL fClearDirty) {return S_OK;}
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// IOleObject
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STDMETHODIMP SetClientSite(IOleClientSite *pClientSite);
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// IObjectWithSite
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STDMETHODIMP SetSite(IUnknown* punkSite);
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// IDispatch
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STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pdispparams,
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VARIANT* pvarResult, EXCEPINFO* pexcepinfo, UINT* puArgErr);
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public:
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// Control message handlers
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LRESULT OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnSetFocus(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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HRESULT OnDrawAdvanced(ATL_DRAWINFO& di);
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LRESULT OnEraseBkgnd(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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public:
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// IPreview, IPreview3
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STDMETHOD(get_printable)(/*[out, retval]*/ BOOL *pVal);
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STDMETHOD(put_printable)(/*[in]*/ BOOL newVal);
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STDMETHOD(get_cxImage)(/*[out, retval]*/ long *pVal);
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STDMETHOD(get_cyImage)(/*[out, retval]*/ long *pVal);
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STDMETHOD(ShowFile)(BSTR bstrFileName, int iSelectCount);
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STDMETHOD(Show)(VARIANT var);
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// IPreview2, IPreview3
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STDMETHOD(Zoom)(/*[in]*/ int iSelectCount);
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STDMETHOD(BestFit)();
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STDMETHOD(ActualSize)();
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STDMETHOD(SlideShow)();
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// IPreview3
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STDMETHOD(Rotate)(/*[in]*/ DWORD dwAngle);
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STDMETHOD(SaveAs)(/*[in]*/BSTR bstrPath);
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STDMETHOD(SetWallpaper)(/*[in]*/BSTR bstrWallpaper);
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STDMETHOD(ShowFile)(BSTR bstrFileName);
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private:
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BOOL IsHostLocalZone(DWORD dwFlags, HRESULT *phr);
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STDMETHOD(_ProcessSelection) (void);
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};
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#endif //__PREVCTRL_H_
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