Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / clr / src / BCL / System / Globalization / EncodingDataItem.cs / 1 / EncodingDataItem.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== namespace System.Globalization { using System.Text; using System.Runtime.Remoting; using System; // // Data item for EncodingTable. Along with EncodingTable, they are used by // System.Text.Encoding. // // This class stores a pointer to the internal data and the index into that data // where our required information is found. We load the code page, flags and uiFamilyCodePage // immediately because they don't require creating an object. Creating any of the string // names is delayed until somebody actually asks for them and the names are then cached. [Serializable()] internal class CodePageDataItem { internal int m_dataIndex; internal int m_codePage; // UNUSED -- Kept for Everett serialization internal int m_uiFamilyCodePage; internal String m_webName; internal String m_headerName; internal String m_bodyName; internal String m_description; // UNUSED -- Kept for Everett serialization internal uint m_flags; unsafe internal CodePageDataItem(int dataIndex) { m_dataIndex = dataIndex; m_codePage = 0; // UNUSED -- Kept for Everett Serialization, but we always serialize a null object m_uiFamilyCodePage = EncodingTable.codePageDataPtr[dataIndex].uiFamilyCodePage; m_webName=null; m_headerName=null; m_bodyName=null; m_description=null; // UNUSED -- Kept for Everett serialization m_flags = EncodingTable.codePageDataPtr[dataIndex].flags; } virtual unsafe public String WebName { get { if (m_webName==null) { m_webName = new String(EncodingTable.codePageDataPtr[m_dataIndex].webName); } return m_webName; } } public virtual int UIFamilyCodePage { get { return m_uiFamilyCodePage; } } virtual unsafe public String HeaderName { get { if (m_headerName==null) { m_headerName = new String(EncodingTable.codePageDataPtr[m_dataIndex].headerName); } return m_headerName; } } virtual unsafe public String BodyName { get { if (m_bodyName==null) { m_bodyName = new String(EncodingTable.codePageDataPtr[m_dataIndex].bodyName); } return m_bodyName; } } virtual unsafe public uint Flags { get { return (m_flags); } } } }
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