occimpl.h

c语言编程软件vc6.0中文绿色版_vc6.0官方下载

// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.

#ifndef _AFX_NO_OCC_SUPPORT

#include <oledb.h>
#include "olebind.h"
#include "ocdbid.h"
#include "ocdb.h"

// MFC doesn't use the OLEDB 1.5 features of ATL and it causes
// compile problems, so just make ATL think it's not version 1.5
#if (OLEDBVER >= 0x0150)
#undef OLEDBVER
#define OLEDBVER 0x0100
#endif

#define AtlTrace AfxTrace
#include "atldbcli.h"

class CDataSourceControl;
class CDataBoundProperty;

// CCmdTarget
	class COleControlContainer;
	class COleControlSite;

class COccManager;
struct _AFX_OCC_DIALOG_INFO;

#define DISPID_DATASOURCE   0x80010001
#define DISPID_DATAFIELD    0x80010002

interface AFX_NOVTABLE IDataSourceListener : public IUnknown
{
public:
	virtual HRESULT STDMETHODCALLTYPE OnDataMemberChanged(BSTR bstrDM) = 0;
	virtual HRESULT STDMETHODCALLTYPE OnDataMemberAdded(BSTR bstrDM) = 0;
	virtual HRESULT STDMETHODCALLTYPE OnDataMemberRemoved(BSTR bstrDM) = 0;
};

interface AFX_NOVTABLE IDataSource : public IUnknown
{
public:
	virtual HRESULT STDMETHODCALLTYPE GetDataMember(BSTR bstrDM, const GUID __RPC_FAR* riid, IUnknown __RPC_FAR* __RPC_FAR* ppunk) = 0;
	virtual HRESULT STDMETHODCALLTYPE GetDataMemberName(long lIndex, BSTR __RPC_FAR *pbstrDM) = 0;
	virtual HRESULT STDMETHODCALLTYPE GetDataMemberCount(long __RPC_FAR *plCount) = 0;
	virtual HRESULT STDMETHODCALLTYPE AddDataSourceListener(IDataSourceListener __RPC_FAR *pDSL) = 0;
	virtual HRESULT STDMETHODCALLTYPE RemoveDataSourceListener(IDataSourceListener __RPC_FAR *pDSL) = 0;
};

/////////////////////////////////////////////////////////////////////////////
// OLE Databinding support class for data sources

interface IRowPosition;

class CDataSourceControl
{
private:
	CDataSourceControl() {};
public:
	struct METAROWTYPE
	{
		DBCOLUMNID idColumnID;
		DWORD dwColumnID;
		LPSTR lpstrName;
		DWORD dwName;
		CPtrList* m_pClientList;
	};

	CDataSourceControl(COleControlSite *pClientSite);
	~CDataSourceControl();
	HRESULT Initialize();
	virtual IUnknown* GetCursor();
	HRESULT GetMetaData();
	virtual void BindProp(COleControlSite* pClientSite, BOOL bBind = TRUE);
	virtual void BindProp(CDataBoundProperty* pProperty, BOOL bBind = TRUE);
	virtual void BindColumns();
	BOOL CopyColumnID(DBCOLUMNID* pcidDst, DBCOLUMNID const *pcidSrc);
	HRESULT GetBoundClientRow();
	virtual HRESULT UpdateControls();
	virtual HRESULT UpdateCursor();
	COleVariant ToVariant(int nCol);

	COleControlSite *m_pClientSite;  // Back ptr to containing site
	ICursorMove* m_pCursorMove;
	ICursorUpdateARow* m_pCursorUpdateARow;
	int m_nColumns;
	METAROWTYPE* m_pMetaRowData;
	CPtrList m_CursorBoundProps;
	void* m_pVarData;
	int m_nBindings;
	DBCOLUMNBINDING *m_pColumnBindings;
	VARIANT* m_pValues;
	BOOL m_bUpdateInProgress;

// OLE/DB stuff
	IDataSource*            m_pDataSource;
	IRowPosition*           m_pRowPosition;
	ATL::CRowset*           m_pRowset;
	ATL::CDynamicAccessor*  m_pDynamicAccessor;

	DWORD m_dwRowsetNotify; // IRowsetNotify cookie
};

/////////////////////////////////////////////////////////////////////////////
// OLE Databinding support class for bound controls

class CDataBoundProperty
{
protected:
	CDataBoundProperty() {};
public:
	CDataBoundProperty(CDataBoundProperty* pLast, DISPID dispid, WORD ctlid);
	~CDataBoundProperty() {};
	void SetClientSite(COleControlSite *pClientSite);
	void SetDSCSite(COleControlSite *pDSCSite);
	void RemoveSource();
	void Notify();
	IUnknown* GetCursor();
	CDataBoundProperty* GetNext();

	COleControlSite *m_pClientSite;  // Back ptr to containing site
	WORD m_ctlid;
	DISPID m_dispid;
	COleControlSite *m_pDSCSite;
	BOOL m_bOwnXferOut;
	BOOL m_bIsDirty;
	CDataBoundProperty* m_pNext;
};

/////////////////////////////////////////////////////////////////////////////
// Control containment helper functions

DLGTEMPLATE* _AfxSplitDialogTemplate(const DLGTEMPLATE* pTemplate,
	CMapWordToPtr* pOleItemMap);

void _AfxZOrderOleControls(CWnd* pWnd, CMapWordToPtr* pOleItemMap);

/////////////////////////////////////////////////////////////////////////////
// COleControlContainer - implementation class

class COleControlContainer : public CCmdTarget
{
public:
// Constructors/destructors
	COleControlContainer(CWnd*  pWnd);
	virtual ~COleControlContainer();

// Operations
	BOOL CreateControl(CWnd* pWndCtrl, REFCLSID clsid,
		LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, UINT nID,
		CFile* pPersist=NULL, BOOL bStorage=FALSE, BSTR bstrLicKey=NULL,
		COleControlSite** ppNewSite=NULL);
   // Overload to allow creation of default-sized controls
	BOOL CreateControl(CWnd* pWndCtrl, REFCLSID clsid,
		LPCTSTR lpszWindowName, DWORD dwStyle, const POINT* ppt,
	  const SIZE* psize, UINT nID, CFile* pPersist=NULL, BOOL bStorage=FALSE,
	  BSTR bstrLicKey=NULL, COleControlSite** ppNewSite=NULL);
	virtual COleControlSite* FindItem(UINT nID) const;
	virtual BOOL GetAmbientProp(COleControlSite* pSite, DISPID dispid,
		VARIANT* pvarResult);
	void CreateOleFont(CFont* pFont);
	void FreezeAllEvents(BOOL bFreeze);
	virtual void ScrollChildren(int dx, int dy);
	virtual void OnUIActivate(COleControlSite* pSite);
	virtual void OnUIDeactivate(COleControlSite* pSite);

	virtual void CheckDlgButton(int nIDButton, UINT nCheck);
	virtual void CheckRadioButton(int nIDFirstButton, int nIDLastButton,
		int nIDCheckButton);
	virtual CWnd* GetDlgItem(int nID) const;
	virtual void GetDlgItem(int nID, HWND* phWnd) const;
	virtual UINT GetDlgItemInt(int nID, BOOL* lpTrans, BOOL bSigned) const;
	virtual int GetDlgItemText(int nID, LPTSTR lpStr, int nMaxCount) const;
	virtual LRESULT SendDlgItemMessage(int nID, UINT message, WPARAM wParam,
		LPARAM lParam);
	virtual void SetDlgItemInt(int nID, UINT nValue, BOOL bSigned);
	virtual void SetDlgItemText(int nID, LPCTSTR lpszString);
	virtual UINT IsDlgButtonChecked(int nIDButton) const;
#ifndef _AFXDLL
	virtual void AttachControlSite(CWnd* pWnd);
#else
	void AttachControlSite(CWnd* pWnd);
#endif

// Attributes
	CWnd* m_pWnd;
	CMapPtrToPtr m_siteMap;
	COLORREF m_crBack;
	COLORREF m_crFore;
	LPFONTDISP m_pOleFont;
	COleControlSite* m_pSiteUIActive;

public:
	// Interface maps
	BEGIN_INTERFACE_PART(OleIPFrame, IOleInPlaceFrame)
		INIT_INTERFACE_PART(COleControlContainer, OleIPFrame)
		STDMETHOD(GetWindow)(HWND*);
		STDMETHOD(ContextSensitiveHelp)(BOOL);
		STDMETHOD(GetBorder)(LPRECT);
		STDMETHOD(RequestBorderSpace)(LPCBORDERWIDTHS);
		STDMETHOD(SetBorderSpace)(LPCBORDERWIDTHS);
		STDMETHOD(SetActiveObject)(LPOLEINPLACEACTIVEOBJECT, LPCOLESTR);
		STDMETHOD(InsertMenus)(HMENU, LPOLEMENUGROUPWIDTHS);
		STDMETHOD(SetMenu)(HMENU, HOLEMENU, HWND);
		STDMETHOD(RemoveMenus)(HMENU);
		STDMETHOD(SetStatusText)(LPCOLESTR);
		STDMETHOD(EnableModeless)(BOOL);
		STDMETHOD(TranslateAccelerator)(LPMSG, WORD);
	END_INTERFACE_PART(OleIPFrame)

	BEGIN_INTERFACE_PART(OleContainer, IOleContainer)
		INIT_INTERFACE_PART(COleControlContainer, OleContainer)
		STDMETHOD(ParseDisplayName)(LPBINDCTX, LPOLESTR, ULONG*, LPMONIKER*);
		STDMETHOD(EnumObjects)(DWORD, LPENUMUNKNOWN*);
		STDMETHOD(LockContainer)(BOOL);
	END_INTERFACE_PART(OleContainer)

	DECLARE_INTERFACE_MAP()
	DECLARE_DISPATCH_MAP()
};


/////////////////////////////////////////////////////////////////////////////
// COleControlSite - implementation class

#define VT_MFCFORCEPUTREF   0x8000  // force DISPATCH_PROPERTYPUTREF

class COleControlSite : public CCmdTarget
{
public:
// Constructors/destructors
	COleControlSite(COleControlContainer* pCtrlCont);
	~COleControlSite();

// Operations
	HRESULT CreateControl(CWnd* pWndCtrl, REFCLSID clsid,