375 lines
11 KiB
C
375 lines
11 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1996-1999 Microsoft Corporation
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//
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// Module Name:
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// ExtDll.h
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//
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// Abstract:
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// Definition of the extension classes.
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//
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// Implementation File:
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// ExtDll.cpp
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//
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// Author:
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// David Potter (davidp) May 31, 1996
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//
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// Revision History:
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//
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// Notes:
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _EXTDLL_H_
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#define _EXTDLL_H_
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/////////////////////////////////////////////////////////////////////////////
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// Include Files
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __cluadmex_h__
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#include <CluAdmEx.h> // for extension DLL definitions
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#endif
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#ifndef __cluadmid_h__
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#include "CluAdmID.h"
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#endif
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#ifndef _DATAOBJ_H_
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#include "DataObj.h" // for CDataObject
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#endif
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#ifndef _TRACETAG_H_
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#include "TraceTag.h" // for CTraceTag, Trace
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// Forward Class Declarations
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/////////////////////////////////////////////////////////////////////////////
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class CExtension;
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class CExtensionDll;
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/////////////////////////////////////////////////////////////////////////////
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// External Class Declarations
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/////////////////////////////////////////////////////////////////////////////
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class CClusterItem;
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class CBaseSheet;
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class CBasePropertySheet;
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class CBaseWizard;
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class CExtMenuItem;
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class CExtMenuItemList;
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/////////////////////////////////////////////////////////////////////////////
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// Type Definitions
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/////////////////////////////////////////////////////////////////////////////
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#define CAEXT_MENU_FIRST_ID 35000
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typedef CList<CComObject<CExtensionDll> *, CComObject<CExtensionDll> *> CExtDllList;
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/////////////////////////////////////////////////////////////////////////////
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// Global Variable Definitions
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/////////////////////////////////////////////////////////////////////////////
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#ifdef _DEBUG
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extern CTraceTag g_tagExtDll;
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extern CTraceTag g_tagExtDllRef;
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#endif
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/////////////////////////////////////////////////////////////////////////////
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//
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// class CExtensions
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//
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// Purpose:
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// Encapsulates access to a list of extension DLLs.
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//
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/////////////////////////////////////////////////////////////////////////////
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class CExtensions : public CObject
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{
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friend class CExtensionDll;
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DECLARE_DYNAMIC(CExtensions);
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// Attributes
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private:
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const CStringList * m_plstrExtensions; // List of extensions.
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CClusterItem * m_pci; // Cluster item being administered.
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HFONT m_hfont; // Font for dialog text.
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HICON m_hicon; // Icon for upper left corner.
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protected:
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const CStringList * PlstrExtensions(void) const { return m_plstrExtensions; }
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CClusterItem * Pci(void) const { return m_pci; }
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HFONT Hfont(void) const { return m_hfont; }
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HICON Hicon(void) const { return m_hicon; }
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// Operations
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public:
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CExtensions(void);
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virtual ~CExtensions(void);
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void Init(
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IN const CStringList & rlstrExtensions,
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IN OUT CClusterItem * pci,
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IN HFONT hfont,
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IN HICON hicon
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);
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void UnloadExtensions(void);
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// IWEExtendPropertySheet interface routines.
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void CreatePropertySheetPages(
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IN OUT CBasePropertySheet * psht,
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IN const CStringList & rlstrExtensions,
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IN OUT CClusterItem * pci,
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IN HFONT hfont,
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IN HICON hicon
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);
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// IWEExtendWizard interface routines.
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void CreateWizardPages(
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IN OUT CBaseWizard * psht,
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IN const CStringList & rlstrExtensions,
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IN OUT CClusterItem * pci,
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IN HFONT hfont,
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IN HICON hicon
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);
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// IWEExtendContextMenu interface routines.
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void AddContextMenuItems(
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IN OUT CMenu * pmenu,
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IN const CStringList & rlstrExtensions,
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IN OUT CClusterItem * pci
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);
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BOOL BExecuteContextMenuItem(IN ULONG nCommandID);
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BOOL BGetCommandString(IN ULONG nCommandID, OUT CString & rstrMessage);
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void SetPfGetResNetName(PFGETRESOURCENETWORKNAME pfGetResNetName, PVOID pvContext)
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{
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if (Pdo() != NULL)
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Pdo()->SetPfGetResNetName(pfGetResNetName, pvContext);
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}
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// Implementation
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private:
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CComObject<CDataObject> * m_pdoData; // Data object for exchanging data.
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CExtDllList * m_plextdll; // List of extension DLLs.
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CBaseSheet * m_psht; // Property sheet for IWEExtendPropertySheet.
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CMenu * m_pmenu; // Menu for IWEExtendContextMenu.
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CExtMenuItemList * m_plMenuItems;
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ULONG m_nFirstCommandID;
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ULONG m_nNextCommandID;
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ULONG m_nFirstMenuID;
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ULONG m_nNextMenuID;
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protected:
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CComObject<CDataObject> * Pdo(void) { return m_pdoData; }
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CExtDllList * Plextdll(void) const { return m_plextdll; }
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CBaseSheet * Psht(void) const { return m_psht; }
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CMenu * Pmenu(void) const { return m_pmenu; }
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CExtMenuItemList * PlMenuItems(void) const { return m_plMenuItems; }
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CExtMenuItem * PemiFromCommandID(ULONG nCommandID) const;
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#ifdef _DEBUG
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CExtMenuItem * PemiFromExtCommandID(ULONG nExtCommandID) const;
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#endif
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ULONG NFirstCommandID(void) const { return m_nFirstCommandID; }
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ULONG NNextCommandID(void) const { return m_nNextCommandID; }
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ULONG NFirstMenuID(void) const { return m_nFirstMenuID; }
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ULONG NNextMenuID(void) const { return m_nNextMenuID; }
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public:
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afx_msg void OnUpdateCommand(CCmdUI * pCmdUI);
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BOOL OnCmdMsg(UINT nID, int nCode, void * pExtra, AFX_CMDHANDLERINFO * pHandlerInfo);
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}; //*** class CExtensions
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/////////////////////////////////////////////////////////////////////////////
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//
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// class CExtensionDll
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//
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// Purpose:
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// Encapsulates access to an extension DLL.
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//
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/////////////////////////////////////////////////////////////////////////////
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class ATL_NO_VTABLE CExtensionDll :
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public CObject,
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public IWCPropertySheetCallback,
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public IWCWizardCallback,
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public IWCContextMenuCallback,
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public ISupportErrorInfo,
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public CComObjectRoot,
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public CComCoClass<CExtensionDll, &CLSID_CoCluAdmin>
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{
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friend class CExtensions;
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DECLARE_DYNAMIC(CExtensionDll);
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// Attributes
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private:
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CString m_strCLSID; // Name of extension DLL.
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protected:
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const CString & StrCLSID(void) const { return m_strCLSID; }
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CClusterItem * Pci(void) const { return Pext()->Pci(); }
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// Operations
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public:
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CExtensionDll(void);
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virtual ~CExtensionDll(void);
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BEGIN_COM_MAP(CExtensionDll)
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COM_INTERFACE_ENTRY(IWCPropertySheetCallback)
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COM_INTERFACE_ENTRY(IWCWizardCallback)
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COM_INTERFACE_ENTRY(IWCContextMenuCallback)
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COM_INTERFACE_ENTRY(ISupportErrorInfo)
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END_COM_MAP()
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//DECLARE_NOT_AGGREGATABLE(CExtensionDll)
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// Remove the comment from the line above if you don't want your object to
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// support aggregation. The default is to support it
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DECLARE_REGISTRY(CExtensionDll, _T("CLUADMIN.Extensions"), _T("CLUADMIN.Extensions"), IDS_CLUADMIN_DESC, THREADFLAGS_BOTH)
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void Init(
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IN const CString & rstrExtension,
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IN OUT CExtensions * pext
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);
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IUnknown * LoadInterface(IN const REFIID riid);
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void UnloadExtension(void);
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// IWEExtendPropertySheet interface routines.
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void CreatePropertySheetPages(void);
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// IWEExtendWizard interface routines.
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void CreateWizardPages(void);
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// IWEExtendContextMenu interface routines.
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void AddContextMenuItems(void);
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// ISupportsErrorInfo
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public:
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STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid);
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// IWCPropertySheetCallback
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public:
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STDMETHOD(AddPropertySheetPage)(
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IN LONG * hpage // really should be HPROPSHEETPAGE
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);
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// IWCWizardCallback
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public:
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STDMETHOD(AddWizardPage)(
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IN LONG * hpage // really should be HPROPSHEETPAGE
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);
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STDMETHOD(EnableNext)(
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IN LONG * hpage,
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IN BOOL bEnable
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);
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// IWCContextMenuCallback
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public:
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STDMETHOD(AddExtensionMenuItem)(
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IN BSTR lpszName,
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IN BSTR lpszStatusBarText,
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IN ULONG nCommandID,
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IN ULONG nSubmenuCommandID,
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IN ULONG uFlags
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);
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// Implementation
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private:
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CExtensions * m_pext;
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CLSID m_clsid;
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IWEExtendPropertySheet * m_piExtendPropSheet; // Pointer to an IWEExtendPropertySheet interface.
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IWEExtendWizard * m_piExtendWizard; // Pointer to an IWEExtendWizard interface.
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IWEExtendContextMenu * m_piExtendContextMenu; // Pointer to an IWEExtendContextMenu interface.
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IWEInvokeCommand * m_piInvokeCommand; // Pointer to an IWEInvokeCommand interface.
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AFX_MODULE_STATE * m_pModuleState; // Required for resetting our state during callbacks.
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protected:
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CExtensions * Pext(void) const { ASSERT_VALID(m_pext); return m_pext; }
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const CLSID & Rclsid(void) const { return m_clsid; }
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IWEExtendPropertySheet * PiExtendPropSheet(void) const { return m_piExtendPropSheet; }
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IWEExtendWizard * PiExtendWizard(void) const { return m_piExtendWizard; }
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IWEExtendContextMenu * PiExtendContextMenu(void) const { return m_piExtendContextMenu; }
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IWEInvokeCommand * PiInvokeCommand(void) const { return m_piInvokeCommand; }
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CComObject<CDataObject> * Pdo(void) const { return Pext()->Pdo(); }
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CBaseSheet * Psht(void) const { return Pext()->Psht(); }
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CMenu * Pmenu(void) const { return Pext()->Pmenu(); }
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CExtMenuItemList * PlMenuItems(void) const { return Pext()->PlMenuItems(); }
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ULONG NFirstCommandID(void) const { return Pext()->NFirstCommandID(); }
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ULONG NNextCommandID(void) const { return Pext()->NNextCommandID(); }
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ULONG NFirstMenuID(void) const { return Pext()->NFirstMenuID(); }
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ULONG NNextMenuID(void) const { return Pext()->NNextMenuID(); }
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void ReleaseInterface(
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IN OUT IUnknown ** ppi
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#ifdef _DEBUG
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, IN LPCTSTR szClassName
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#endif
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)
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{
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ASSERT(ppi != NULL);
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if (*ppi != NULL)
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{
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#ifdef _DEBUG
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ULONG ulNewRefCount;
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Trace(g_tagExtDllRef, _T("Releasing %s"), szClassName);
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ulNewRefCount =
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#endif
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(*ppi)->Release();
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*ppi = NULL;
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#ifdef _DEBUG
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Trace(g_tagExtDllRef, _T(" Reference count = %d"), ulNewRefCount);
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Trace(g_tagExtDllRef, _T("ReleaseInterface() - %s = %08.8x"), szClassName, *ppi);
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#endif
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} // if: interface specified
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}
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void ReleaseInterface(IN OUT IWEExtendPropertySheet ** ppi)
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{
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ReleaseInterface(
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(IUnknown **) ppi
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#ifdef _DEBUG
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, _T("IWEExtendPropertySheet")
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#endif
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);
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}
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void ReleaseInterface(IN OUT IWEExtendWizard ** ppi)
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{
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ReleaseInterface(
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(IUnknown **) ppi
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#ifdef _DEBUG
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, _T("IWEExtendWizard")
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#endif
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);
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}
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void ReleaseInterface(IN OUT IWEExtendContextMenu ** ppi)
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{
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ReleaseInterface(
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(IUnknown **) ppi
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#ifdef _DEBUG
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, _T("IWEExtendContextMenu")
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#endif
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);
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}
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void ReleaseInterface(IN OUT IWEInvokeCommand ** ppi)
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{
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ReleaseInterface(
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(IUnknown **) ppi
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#ifdef _DEBUG
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, _T("IWEInvokeCommand")
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#endif
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);
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}
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}; //*** class CExtensionDll
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/////////////////////////////////////////////////////////////////////////////
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#endif // _EXTDLL_H_
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