Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / MasterPageParser.cs / 1 / MasterPageParser.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Implements the ASP.NET master page parser * * Copyright (c) 1998 Microsoft Corporation */ namespace System.Web.UI { using System; using System.Collections; using System.IO; using System.Security; using System.Security.Permissions; using System.Web.Compilation; using System.Globalization; using System.Web; using System.Web.Util; /* * Parser for MasterPage */ internal sealed class MasterPageParser : UserControlParser { internal override Type DefaultBaseType { get { return typeof(System.Web.UI.MasterPage); } } internal new const string defaultDirectiveName = "master"; internal override string DefaultDirectiveName { get { return defaultDirectiveName; } } internal override Type DefaultFileLevelBuilderType { get { return typeof(FileLevelMasterPageControlBuilder); } } private Type _masterPageType; internal Type MasterPageType { get { return _masterPageType; } } private CaseInsensitiveStringSet _placeHolderList; internal CaseInsensitiveStringSet PlaceHolderList { get { if (_placeHolderList == null) _placeHolderList = new CaseInsensitiveStringSet(); return _placeHolderList; } } // Do not apply the basetype. Override this method // so the userControlbasetype do not affect masterpages. internal override void ApplyBaseType() { } internal override RootBuilder CreateDefaultFileLevelBuilder() { return new FileLevelMasterPageControlBuilder(); } internal override void ProcessDirective(string directiveName, IDictionary directive) { if (StringUtil.EqualsIgnoreCase(directiveName, "masterType")) { if (_masterPageType != null) { ProcessError(SR.GetString(SR.Only_one_directive_allowed, directiveName)); return; } _masterPageType = GetDirectiveType(directive, directiveName); Util.CheckAssignableType(typeof(MasterPage), _masterPageType); } // outputcaching is not allowed on masterpages. else if (StringUtil.EqualsIgnoreCase(directiveName, "outputcache")) { ProcessError(SR.GetString(SR.Directive_not_allowed, directiveName)); return; } else { base.ProcessDirective(directiveName, directive); } } internal override bool ProcessMainDirectiveAttribute(string deviceName, string name, string value, IDictionary parseData) { switch (name) { case "masterpagefile": // Skip validity check for expression builder (e.g. <%$ ... %>) if (IsExpressionBuilderValue(value)) return false; if (value.Length > 0) { // Add dependency on the Type by calling this method Type type = GetReferencedType(value); Util.CheckAssignableType(typeof(MasterPage), type); } // Return false to let the generic attribute processing continue return false; // outputcaching is not allowed on masterpages. case "outputcaching" : ProcessError(SR.GetString(SR.Attr_not_supported_in_directive, name, DefaultDirectiveName)); // Return false to let the generic attribute processing continue return false; default: // We didn't handle the attribute. Try the base class return base.ProcessMainDirectiveAttribute(deviceName, name, value, parseData); } } } }
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