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//------------------------------------------------------------------------------
// <copyright file="WithParamAction.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
namespace System.Xml.Xsl.XsltOld {
using Res = System.Xml.Utils.Res;
using System;
using System.Diagnostics;
using System.Collections;
using System.Xml;
using System.Xml.XPath;
internal class WithParamAction : VariableAction {
internal WithParamAction() : base(VariableType.WithParameter) {}
internal override void Compile(Compiler compiler) {
CompileAttributes(compiler);
CheckRequiredAttribute(compiler, this.name, "name");
if (compiler.Recurse()) {
CompileTemplate(compiler);
compiler.ToParent();
if (this.selectKey != Compiler.InvalidQueryKey && this.containedActions != null) {
throw XsltException.Create(Res.Xslt_VariableCntSel2, this.nameStr);
}
}
}
internal override void Execute(Processor processor, ActionFrame frame) {
Debug.Assert(processor != null && frame != null);
object ParamValue;
switch(frame.State) {
case Initialized:
if (this.selectKey != Compiler.InvalidQueryKey) {
ParamValue = processor.RunQuery(frame, this.selectKey);
processor.SetParameter(this.name, ParamValue);
frame.Finished();
}
else {
if (this.containedActions == null) {
processor.SetParameter(this.name, string.Empty);
frame.Finished();
break;
}
NavigatorOutput output = new NavigatorOutput(baseUri);
processor.PushOutput(output);
processor.PushActionFrame(frame);
frame.State = ProcessingChildren;
}
break;
case ProcessingChildren:
RecordOutput recOutput = processor.PopOutput();
Debug.Assert(recOutput is NavigatorOutput);
processor.SetParameter(this.name,((NavigatorOutput)recOutput).Navigator);
frame.Finished();
break;
default:
Debug.Fail("Invalid execution state inside VariableAction.Execute");
break;
}
}
}
}
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