155 lines
4.5 KiB
C++
155 lines
4.5 KiB
C++
//+-------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1994 - 1999
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//
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// File: columninfo.h
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//
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// Contents: Classes related to column persistence.
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//
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//
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// Note: The classes in this file (CColumnInfo, CColumnInfoList)
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// were in nodemgr/colwidth.h. They are moved here so that
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// if columns change conui can ask nodemgr to persist data
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// or conui can set headers by asking nodemgr for data.
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//
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// History: 04-Apr-00 AnandhaG Created
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//
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//--------------------------------------------------------------------
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#ifndef COLUMNINFO_H_
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#define COLUMNINFO_H_
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#pragma once
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using namespace std;
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//+-------------------------------------------------------------------
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//
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// Class: CColumnInfo
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//
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// Purpose: The minimum information about a column that will be
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// persisted. (Width, order, format which can be hidden status)
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//
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// History: 10-27-1998 AnandhaG Created
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//
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//--------------------------------------------------------------------
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class CColumnInfo : public CSerialObject, public CXMLObject
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{
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public:
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CColumnInfo () : m_nCol(-1), m_nWidth(-1), m_nFormat(0)
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{}
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CColumnInfo (INT nCol, INT nWidth, INT nFormat)
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: m_nCol(nCol), m_nWidth(nWidth), m_nFormat(nFormat)
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{}
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CColumnInfo(const CColumnInfo& colInfo)
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{
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m_nFormat = colInfo.m_nFormat;
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m_nWidth = colInfo.m_nWidth;
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m_nCol = colInfo.m_nCol;
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}
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CColumnInfo& operator=(const CColumnInfo& colInfo)
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{
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if (this != &colInfo)
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{
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m_nCol = colInfo.m_nCol;
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m_nFormat = colInfo.m_nFormat;
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m_nWidth = colInfo.m_nWidth;
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}
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return (*this);
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}
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bool operator ==(const CColumnInfo &colinfo) const
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{
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return ( (m_nCol == colinfo.m_nCol) &&
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(m_nFormat == colinfo.m_nFormat) &&
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(m_nWidth == colinfo.m_nWidth) );
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}
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// Temp members so that CNode can access & modify data. Should be removed soon.
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public:
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INT GetColIndex () const {return m_nCol;}
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INT GetColWidth () const {return m_nWidth;}
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bool IsColHidden () const {return (m_nFormat & HDI_HIDDEN);}
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void SetColIndex (INT nCol) {m_nCol = nCol;}
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void SetColWidth (INT nWidth) {m_nWidth = nWidth;}
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void SetColHidden(bool bHidden = true)
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{
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if (bHidden)
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m_nFormat |= HDI_HIDDEN;
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else
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m_nFormat &= ~HDI_HIDDEN;
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}
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protected:
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INT m_nCol; // The index supplied when snapin inserted the column.
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// This is not the index viewed by the user.
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INT m_nWidth;
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INT m_nFormat;
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protected:
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// CSerialObject methods
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virtual UINT GetVersion() {return 1;}
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virtual HRESULT ReadSerialObject (IStream &stm, UINT nVersion /*,LARGE_INTEGER nBytes*/);
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protected:
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DEFINE_XML_TYPE(XML_TAG_COLUMN_INFO);
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virtual void Persist(CPersistor &persistor);
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};
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//+-------------------------------------------------------------------
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//
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// Class: ColPosCompare
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//
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// Purpose: Compare the column position in CColumnInfo and the given position.
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// This is used to reorder/search the columns.
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//
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// History: 10-27-1998 AnandhaG Created
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//
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//--------------------------------------------------------------------
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struct ColPosCompare : public std::binary_function<const CColumnInfo, INT, bool>
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{
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bool operator() (const CColumnInfo colinfo, INT nCol) const
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{
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return (nCol == colinfo.GetColIndex());
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}
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};
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//+-------------------------------------------------------------------
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//
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// Class: CColumnInfoList
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//
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// Purpose: linked list with CColumnInfo's.
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//
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// History: 02-11-1999 AnandhaG Created
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//
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//--------------------------------------------------------------------
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typedef list<CColumnInfo> CIL_base;
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class CColumnInfoList : public XMLListCollectionImp<CIL_base>, public CSerialObject
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{
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public:
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friend class CColumnSetData;
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public:
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CColumnInfoList ()
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{
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}
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~CColumnInfoList()
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{
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}
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protected:
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DEFINE_XML_TYPE(XML_TAG_COLUMN_INFO_LIST);
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// CSerialObject methods
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virtual UINT GetVersion() {return 1;}
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virtual HRESULT ReadSerialObject (IStream &stm, UINT nVersion /*,LARGE_INTEGER nBytes*/);
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};
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#endif // COLUMNINFO_H_
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