106 lines
4.1 KiB
C#
106 lines
4.1 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="CallTemplateAction.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">Microsoft</owner>
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//------------------------------------------------------------------------------
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namespace System.Xml.Xsl.XsltOld {
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using Res = System.Xml.Utils.Res;
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using System;
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using System.Diagnostics;
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using System.Xml;
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using System.Xml.XPath;
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internal class CallTemplateAction : ContainerAction {
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private const int ProcessedChildren = 2;
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private const int ProcessedTemplate = 3;
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private XmlQualifiedName name;
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internal override void Compile(Compiler compiler) {
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CompileAttributes(compiler);
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CheckRequiredAttribute(compiler, this.name, "name");
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CompileContent(compiler);
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}
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internal override bool CompileAttribute(Compiler compiler) {
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string name = compiler.Input.LocalName;
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string value = compiler.Input.Value;
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if (Ref.Equal(name, compiler.Atoms.Name)) {
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Debug.Assert(this.name == null);
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this.name = compiler.CreateXPathQName(value);
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}
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else {
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return false;
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}
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return true;
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}
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private void CompileContent(Compiler compiler) {
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NavigatorInput input = compiler.Input;
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if (compiler.Recurse()) {
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do {
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switch(input.NodeType) {
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case XPathNodeType.Element:
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compiler.PushNamespaceScope();
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string nspace = input.NamespaceURI;
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string name = input.LocalName;
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if (Ref.Equal(nspace, input.Atoms.UriXsl) && Ref.Equal(name, input.Atoms.WithParam)) {
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WithParamAction par = compiler.CreateWithParamAction();
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CheckDuplicateParams(par.Name);
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AddAction(par);
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}
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else {
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throw compiler.UnexpectedKeyword();
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}
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compiler.PopScope();
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break;
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case XPathNodeType.Comment:
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case XPathNodeType.ProcessingInstruction:
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case XPathNodeType.Whitespace:
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case XPathNodeType.SignificantWhitespace:
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break;
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default:
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throw XsltException.Create(Res.Xslt_InvalidContents, "call-template");
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}
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} while(compiler.Advance());
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compiler.ToParent();
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}
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}
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internal override void Execute(Processor processor, ActionFrame frame) {
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Debug.Assert(processor != null && frame != null);
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switch(frame.State) {
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case Initialized :
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processor.ResetParams();
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if (this.containedActions != null && this.containedActions.Count > 0) {
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processor.PushActionFrame(frame);
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frame.State = ProcessedChildren;
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break;
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}
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goto case ProcessedChildren;
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case ProcessedChildren:
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TemplateAction action = processor.Stylesheet.FindTemplate(this.name);
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if (action != null) {
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frame.State = ProcessedTemplate;
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processor.PushActionFrame(action, frame.NodeSet);
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break;
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}
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else {
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throw XsltException.Create(Res.Xslt_InvalidCallTemplate, this.name.ToString());
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}
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case ProcessedTemplate:
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frame.Finished();
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break;
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default:
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Debug.Fail("Invalid CallTemplateAction execution state");
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break;
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}
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}
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}
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}
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