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Viewing changes to samples/ComponentInspector/ComponentInspector.Core/Src/ObjectBrowser/TreeNodes/ComTypeLibTreeNode.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/ComTypeLibTreeNode.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 System.Collections;
 
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using System.Windows.Forms;
 
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using NoGoop.Controls;
 
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using NoGoop.Obj;
 
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using NoGoop.ObjBrowser.Panels;
 
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namespace NoGoop.ObjBrowser.TreeNodes
 
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{
 
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        internal class ComTypeLibTreeNode : BrowserTreeNode, IConvertableTreeNode, IFavoriteTreeNode
 
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        {
 
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                protected TypeLibrary           _typeLib;
 
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                public int HelpContext {
 
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                        get {
 
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                                return _typeLib.HelpContext;
 
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                        }
 
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                }
 
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                public String HelpFile {
 
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                        get {
 
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                                return _typeLib.HelpFile;
 
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                        }
 
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                }
 
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                public HelpNavigator HelpNavigator {
 
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                        get {
 
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                                return HelpNavigator.Topic;
 
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                        }
 
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                }
 
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                internal TypeLibrary TypeLib {
 
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                        get {
 
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                                return _typeLib;
 
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                        }
 
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                }
 
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                internal ComTypeLibTreeNode(TypeLibrary typeLib)
 
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                {
 
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                        _typeLib = typeLib;
 
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                        _typeLib.TreeNode = this;
 
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                        SetPresInfo(_typeLib.PresInfo);
 
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                        PostConstructor();
 
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                }
 
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                public override String GetSearchNameString()
 
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                {
 
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                        return _typeLib.GetSearchNameString();
 
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                }
 
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                public override int GetImageIndex()
 
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                {
 
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                        return _typeLib.GetImageIndex();
 
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                }
 
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                public override ICollection GetSearchChildren()
 
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                {
 
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                        return _typeLib.GetSearchChildren();
 
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                }
 
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                public override bool HasSearchChildren(ISearcher searcher)
 
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                {
 
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                        return _typeLib.HasSearchChildren(searcher);
 
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                }
 
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                // Gets the objects to iterate over to make the child nodes
 
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                protected override ICollection GetChildren()
 
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                {
 
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                        return _typeLib.Members;
 
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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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                        return new ComTypeTreeNode((BasicInfo)obj);
 
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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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                        // Lets assume there are children without asking,
 
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                        // because asking causes the type library to actually
 
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                        // be opened, and we don't want to take the performance
 
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                        // hit of doing that
 
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                        return true;
 
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                }
 
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                public override bool HasConvert()            
 
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                { 
 
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                        return !_typeLib.Converted;
 
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                }
 
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                public override bool HasRegister()
 
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                { 
 
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                        return !_typeLib.Registered;
 
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                }
 
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                public override bool HasUnregister()
 
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                { 
 
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                        return _typeLib.Registered;
 
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                }
 
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                public override bool HasClose()
 
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                { 
 
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                        // We allow only unregistered typelibs to be closed.
 
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                        return !_typeLib.Registered;
 
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                }
 
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                public override bool HasRemoveFavorite()
 
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                { 
 
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                        // Unregistered type libs in the favs section will
 
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                        // have the close option
 
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                        return Parent == ComSupport.FavoriteTypeLibNode && _typeLib.Registered;
 
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                }
 
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                public override void RemoveLogicalNode()
 
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                {
 
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                        try {
 
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                                _typeLib.Close();
 
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                                base.RemoveLogicalNode();
 
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                        } catch (Exception ex) {
 
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                                ErrorDialog.Show(ex,
 
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                                                                "Error closing " + GetName(),
 
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                                                                MessageBoxIcon.Error);
 
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                        }
 
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                }
 
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                public override void Select()
 
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                {
 
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                        // We should check for this, because its quick to do and
 
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                        // if one of these exists, they we will get all of the
 
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                        // right information in the detail text.
 
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                        _typeLib.CheckForPrimaryInteropAssy();
 
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                        base.Select();
 
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                }
 
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                public override bool ExpandNode()
 
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                {
 
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                        // Do the conversion automatically
 
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                        if (ComponentInspectorProperties.AutoConvertTypeLibs) {
 
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                                // Returns false if failed, then expansion should not
 
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                                // be cancelled
 
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                                if (!DoConvertInternal())
 
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                                        return base.ExpandNode();
 
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                        }
 
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                        // Returns true if this is made a favorite for the
 
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                        // first time, and the expansion should be cancelled
 
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                        if (MakeFavorite(true))
 
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                                return true;
 
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                        return base.ExpandNode();
 
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                }
 
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                public void DoConvert()
 
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                {
 
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                        DoConvertInternal();
 
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                }
 
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                // Returns false if failed
 
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                protected bool DoConvertInternal()
 
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                {
 
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                        try {
 
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                                // This will convert it if necessary
 
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                                _typeLib.TranslateTypeLib();
 
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                                // Conversion will have caused detail panel information
 
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                                // to change
 
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                                DetailPanel.Clear();
 
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                                GetDetailText();
 
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                                return true;
 
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                        } catch (Exception ex) {
 
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                                ErrorDialog.Show(ex,
 
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                                                                "Error converting " + GetName(),
 
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                                                                MessageBoxIcon.Error);
 
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                                return false;
 
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                        }
 
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                }
 
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                public void DoRegister()
 
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                {
 
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                        try {
 
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                                _typeLib.Register();
 
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                                MakeFavorite(false);
 
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                                // No need to invalidate sinces its considered
 
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                                // a favorite for now
 
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                        } catch (Exception ex) {
 
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                                ErrorDialog.Show(ex,
 
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                                                                "Error registering " + GetName(),
 
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                                                                MessageBoxIcon.Error);
 
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                        }
 
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                }
 
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                public void DoUnregister()
 
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                {
 
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                        try {
 
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                                _typeLib.Unregister();
 
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                                ComSupport.RegisteredTypeLibNode.InvalidateNode();
 
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                        } catch (Exception ex) {
 
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                                ErrorDialog.Show(ex,
 
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                                                                "Error Unregistering " + GetName(),
 
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                                                                MessageBoxIcon.Error);
 
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                        }
 
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                }
 
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                public void DoRemoveFavorite()
 
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                {
 
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                        try {
 
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                                // Call superclass to not close the typelib
 
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                                base.RemoveLogicalNode();
 
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                                _typeLib.ForgetMe();
 
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                                // This goes back into the registered tree now
 
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                                ComSupport.RegisteredTypeLibNode.InvalidateNode();
 
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                        } catch (Exception ex) {
 
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                                ErrorDialog.Show(ex,
 
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                                                                "Error Removing Favorite " + GetName(),
 
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                                                                MessageBoxIcon.Error);
 
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                        }
 
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                }
 
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                // Return true if this is being made a favorite, which
 
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                // should cause the expansion of the original node to be cancelled
 
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                protected bool MakeFavorite(bool doExpand)
 
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                {
 
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                        if (_typeLib.Registered && !HasRemoveFavorite()) {
 
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                                // This may already be a favorite, since it got
 
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                                // moved there when it was translated (if it was just
 
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                                // translated)
 
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                                BrowserTreeNode foundNode = ComSupport.FindTypeLib(_typeLib.Key, ComSupport.FavoriteTypeLibNode);
 
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                                if (foundNode == null) {
 
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                                        // Not in the favorites, put it there
 
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                                        foundNode = new ComTypeLibTreeNode(_typeLib);
 
237
                                        ComSupport.FavoriteTypeLibNode.AddLogicalNode(foundNode);
 
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                                }
 
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                                _typeLib.RememberMe();
 
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                                if (doExpand) {
 
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                                        foundNode.Expand();
 
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                                        foundNode.PointToNode();
 
243
                                        // Cancel expansion of original node
 
244
                                        return true;
 
245
                                }
 
246
                        }
 
247
                        return false;
 
248
                }
 
249
                
 
250
                public override String GetName()
 
251
                {
 
252
                        return _typeLib.GetName(BasicInfo.PREFER_DESCRIPTION);
 
253
                }
 
254
                
 
255
                public override void GetDetailText()
 
256
                {
 
257
                        base.GetDetailText();
 
258
                        if (_typeLib != null)
 
259
                                _typeLib.GetDetailText(TypeLibrary.SHOW_ASSY);
 
260
                }
 
261
        }
 
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}