Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / System / data / design / DesignConnectionCollection.cs / 2 / DesignConnectionCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All Rights Reserved. // Information Contained Herein is Proprietary and Confidential. // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Specialized; using System.Xml; using System.Xml.Schema; using System.Xml.Serialization; using System.IO; using System.Diagnostics; using System.Globalization; using System.Text.RegularExpressions; namespace System.Data.Design { internal interface IDesignConnectionCollection: INamedObjectCollection { IDesignConnection Get( string name ); void Set( IDesignConnection connection ); void Remove( string name ); void Clear(); } internal class DesignConnectionCollection: DataSourceCollectionBase, IDesignConnectionCollection { internal DesignConnectionCollection(DataSourceComponent collectionHost) : base(collectionHost) { } protected override Type ItemType { get { return typeof(IDesignConnection); } } protected override INameService NameService { get { return SimpleNameService.DefaultInstance; } } // // IDesignConnectionCollection implementation // public IDesignConnection Get( string name ) { return (IDesignConnection) NamedObjectUtil.Find( this, name ); } protected override void OnSet( int index, object oldValue, object newValue ) { base.OnSet( index, oldValue, newValue ); ValidateType( newValue ); IDesignConnection oldConn = (IDesignConnection) oldValue; IDesignConnection newConn = (IDesignConnection) newValue; if( !StringUtil.EqualValue( oldConn.Name, newConn.Name)) { ValidateUniqueName(newConn, newConn.Name); } } public void Set( IDesignConnection connection ) { INamedObject oldConnection = NamedObjectUtil.Find( this, connection.Name ); if( oldConnection != null ) { this.List.Remove( oldConnection ); } this.List.Add( connection ); } public bool Contains( IDesignConnection connection ) { return List.Contains( connection ); } public int Add( IDesignConnection connection ) { return List.Add( connection ); } public void Remove( IDesignConnection connection ) { List.Remove( connection ); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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