CopyAttributesAction.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / XmlUtils / System / Xml / Xsl / XsltOld / CopyAttributesAction.cs / 1 / CopyAttributesAction.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
//-----------------------------------------------------------------------------
 
namespace System.Xml.Xsl.XsltOld { 
    using Res = System.Xml.Utils.Res;
    using System; 
    using System.Diagnostics;
    using System.Xml;
    using System.Xml.XPath;
 
    internal sealed class CopyAttributesAction : Action {
        private const int BeginEvent    = 2; 
        private const int TextEvent     = 3; 
        private const int EndEvent      = 4;
        private const int Advance       = 5; 

        private static CopyAttributesAction s_Action = new CopyAttributesAction();

        internal static CopyAttributesAction GetAction() { 
            Debug.Assert(s_Action != null);
            return s_Action; 
        } 

        internal override void Execute(Processor processor, ActionFrame frame) { 
            Debug.Assert(processor != null && frame != null);

            while (processor.CanContinue) {
                switch (frame.State) { 
                case Initialized:
                    if (!frame.Node.HasAttributes || frame.Node.MoveToFirstAttribute() == false) { 
                        frame.Finished(); 
                        break;
                    } 

                    frame.State   = BeginEvent;
                    goto case BeginEvent;
 
                case BeginEvent:
                    Debug.Assert(frame.State == BeginEvent); 
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute); 

                    if (SendBeginEvent(processor, frame.Node) == false) { 
                        // This one wasn't output
                        break;
                    }
                    frame.State = TextEvent; 
                    continue;
 
                case TextEvent: 
                    Debug.Assert(frame.State == TextEvent);
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute); 

                    if (SendTextEvent(processor, frame.Node) == false) {
                        // This one wasn't output
                        break; 
                    }
                    frame.State = EndEvent; 
                    continue; 

                case EndEvent: 
                    Debug.Assert(frame.State == EndEvent);
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute);

                    if (SendEndEvent(processor, frame.Node) == false) { 
                        // This one wasn't output
                        break; 
                    } 
                    frame.State = Advance;
                    continue; 

                case Advance:
                    Debug.Assert(frame.State == Advance);
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute); 

                    if (frame.Node.MoveToNextAttribute()) { 
                        frame.State = BeginEvent; 
                        continue;
                    } 
                    else {
                        frame.Node.MoveToParent();
                        frame.Finished();
                        break; 
                    }
                } 
                break; 
            }// while (processor.CanContinue)
        } 

        private static bool SendBeginEvent(Processor processor, XPathNavigator node) {
            Debug.Assert(node.NodeType == XPathNodeType.Attribute);
            return processor.BeginEvent(XPathNodeType.Attribute, node.Prefix, node.LocalName, node.NamespaceURI, false); 
        }
 
        private static bool SendTextEvent(Processor processor, XPathNavigator node) { 
            Debug.Assert(node.NodeType == XPathNodeType.Attribute);
            return processor.TextEvent(node.Value); 
        }

        private static bool SendEndEvent(Processor processor, XPathNavigator node) {
            Debug.Assert(node.NodeType == XPathNodeType.Attribute); 
            return processor.EndEvent(XPathNodeType.Attribute);
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
//-----------------------------------------------------------------------------
 
namespace System.Xml.Xsl.XsltOld { 
    using Res = System.Xml.Utils.Res;
    using System; 
    using System.Diagnostics;
    using System.Xml;
    using System.Xml.XPath;
 
    internal sealed class CopyAttributesAction : Action {
        private const int BeginEvent    = 2; 
        private const int TextEvent     = 3; 
        private const int EndEvent      = 4;
        private const int Advance       = 5; 

        private static CopyAttributesAction s_Action = new CopyAttributesAction();

        internal static CopyAttributesAction GetAction() { 
            Debug.Assert(s_Action != null);
            return s_Action; 
        } 

        internal override void Execute(Processor processor, ActionFrame frame) { 
            Debug.Assert(processor != null && frame != null);

            while (processor.CanContinue) {
                switch (frame.State) { 
                case Initialized:
                    if (!frame.Node.HasAttributes || frame.Node.MoveToFirstAttribute() == false) { 
                        frame.Finished(); 
                        break;
                    } 

                    frame.State   = BeginEvent;
                    goto case BeginEvent;
 
                case BeginEvent:
                    Debug.Assert(frame.State == BeginEvent); 
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute); 

                    if (SendBeginEvent(processor, frame.Node) == false) { 
                        // This one wasn't output
                        break;
                    }
                    frame.State = TextEvent; 
                    continue;
 
                case TextEvent: 
                    Debug.Assert(frame.State == TextEvent);
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute); 

                    if (SendTextEvent(processor, frame.Node) == false) {
                        // This one wasn't output
                        break; 
                    }
                    frame.State = EndEvent; 
                    continue; 

                case EndEvent: 
                    Debug.Assert(frame.State == EndEvent);
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute);

                    if (SendEndEvent(processor, frame.Node) == false) { 
                        // This one wasn't output
                        break; 
                    } 
                    frame.State = Advance;
                    continue; 

                case Advance:
                    Debug.Assert(frame.State == Advance);
                    Debug.Assert(frame.Node.NodeType == XPathNodeType.Attribute); 

                    if (frame.Node.MoveToNextAttribute()) { 
                        frame.State = BeginEvent; 
                        continue;
                    } 
                    else {
                        frame.Node.MoveToParent();
                        frame.Finished();
                        break; 
                    }
                } 
                break; 
            }// while (processor.CanContinue)
        } 

        private static bool SendBeginEvent(Processor processor, XPathNavigator node) {
            Debug.Assert(node.NodeType == XPathNodeType.Attribute);
            return processor.BeginEvent(XPathNodeType.Attribute, node.Prefix, node.LocalName, node.NamespaceURI, false); 
        }
 
        private static bool SendTextEvent(Processor processor, XPathNavigator node) { 
            Debug.Assert(node.NodeType == XPathNodeType.Attribute);
            return processor.TextEvent(node.Value); 
        }

        private static bool SendEndEvent(Processor processor, XPathNavigator node) {
            Debug.Assert(node.NodeType == XPathNodeType.Attribute); 
            return processor.EndEvent(XPathNodeType.Attribute);
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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CopyAttributesAction.cs source code in C# .NET

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