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Viewing changes to samples/ComponentInspector/ComponentInspector.Core/Src/ObjectBrowser/TreeNodes/ComProgIdRootTreeNode.cs

  • Committer: sk
  • Date: 2011-09-10 05:17:57 UTC
  • Revision ID: halega@halega.com-20110910051757-qfouz1llya9m6boy
4.1.0.7915 Release Candidate 1

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samples/ComponentInspector/ComponentInspector.Core/Src/ObjectBrowser/TreeNodes/ComProgIdRootTreeNode.cs
 
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// <file>
 
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//     <copyright see="prj:///doc/copyright.txt"/>
 
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//     <license see="prj:///doc/license.txt"/>
 
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//     <owner name="Oakland Software Incorporated" email="general@oaklandsoftware.com"/>
 
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//     <version>$Revision$</version>
 
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// </file>
 
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using System;
 
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using Microsoft.Win32;
 
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using NoGoop.Obj;
 
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using NoGoop.Win32;
 
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namespace NoGoop.ObjBrowser.TreeNodes
 
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{
 
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        internal class ComProgIdRootTreeNode : ComRootTreeNode
 
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        {
 
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        protected class ProgIdNode
 
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        {
 
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            internal BasicInfo          _info;
 
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            internal String             _progId;
 
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        }
 
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        // Used to hold the progId between ProcessChild() and SortKey()
 
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        protected String                _sortKey;
 
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        internal ComProgIdRootTreeNode() : base()
 
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                {
 
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            SetPresInfo(PresentationMap.COM_FOLDER_APPID);
 
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            _baseKey = Windows.KeyClassRoot;
 
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            _progressName = "ProgId";
 
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                }
 
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        // Used to get the basic info that is used by this type
 
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        // of node
 
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        protected override Object ProcessChild(RegistryKey key,
 
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                                                  String subKeyName)
 
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        {
 
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            // Eliminate the known keys and the file extensions
 
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            if (subKeyName.StartsWith(".") ||
 
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                subKeyName.Equals("CLSID") ||
 
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                subKeyName.Equals("CID") ||
 
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                subKeyName.Equals("AppId") ||
 
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                subKeyName.Equals("Interface") ||
 
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                subKeyName.Equals("TypeLib"))
 
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                return null;
 
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            ComClassInfo classInfo = null;
 
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            _sortKey = subKeyName;
 
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            ProgIdNode node = new ProgIdNode();
 
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            node._progId = _sortKey;
 
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            // See if there is a CLSID for this program id
 
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            RegistryKey clsIdKey = 
 
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                key.OpenSubKey("CLSID");
 
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            if (clsIdKey != null)
 
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            {
 
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                String clsId = (String)clsIdKey.GetValue(null);
 
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                if (clsId != null)
 
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                {
 
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                    RegistryKey classKey = 
 
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                        Windows.KeyCLSID.OpenSubKey(clsId);
 
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                    if (classKey != null)
 
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                    {
 
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                        classInfo = 
 
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                            ComClassInfo.GetClassInfo(classKey, clsId);
 
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                        node._info = classInfo;
 
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                        classInfo.AddProgId(subKeyName);
 
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                    }
 
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                }
 
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            }
 
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            // Don't bother with it unless it refers to a class
 
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            if (classInfo == null)
 
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                return null;
 
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            return node;
 
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        }
 
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        protected override Object GetSortKey(Object info)
 
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        {
 
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            return _sortKey;
 
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        }
 
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        // Allocates the correct type of node
 
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        protected override BrowserTreeNode AllocateChildNode(Object obj)
 
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        {
 
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            if (_progress != null)
 
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                _progress.UpdateProgress(1);
 
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            ProgIdNode progIdNode = (ProgIdNode)obj;
 
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            ComTypeTreeNode node = new ComTypeTreeNode(progIdNode._info, 
 
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                                                       progIdNode._progId);
 
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            node.IntermediateNodeTypes = null;
 
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            return node;
 
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        }
 
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        // Determines is this node has children
 
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        protected override bool HasChildren()
 
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        {
 
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            // Assume there are classes on the system
 
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            return true;
 
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        }
 
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        public override String GetName()
 
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                {
 
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            return "ProgIds";
 
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                }
 
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        public override void GetDetailText()
 
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                {
 
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            base.GetDetailText();
 
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                }
 
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        }
 
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}