UIAgentMonitorHandle.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / infocard / Service / managed / Microsoft / InfoCards / UIAgentMonitorHandle.cs / 1 / UIAgentMonitorHandle.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------
//
// Presharp uses the c# pragma mechanism to supress its warnings. 
// These are not recognised by the base compiler so we need to explictly
// disable the following warnings. See http://winweb/cse/Tools/PREsharp/userguide/default.asp 
// for details. 
//
#pragma warning disable 1634, 1691      // unknown message, unknown pragma 



namespace Microsoft.InfoCards 
{
    using System; 
    using System.Collections.Generic; 
    using System.Security.Principal;
    using IDT = Microsoft.InfoCards.Diagnostics.InfoCardTrace; 

    //
    // Summary
    // This class manages the entry and deletion of a UIAgent from the UIAgent monitor which prevents a UIAgent 
    // from being created if one already exists either for this user or for this TS session.
    // 
    class UIAgentMonitorHandle : IDisposable 
    {
        InfoCardUIAgent m_agent; 
        string          m_username;
        int             m_tsSessionId;

        public UIAgentMonitorHandle() 
        {
        } 
 
        public string UserName
        { 
            get { return m_username; }
        }

        public int TsSessionId 
        {
            get { return m_tsSessionId; } 
        } 

        // 
        // Summary
        // Creates an InfoCard UIAgent if and only if there are no agent currently servicing this user or this
        // TS session.
        // 
        // Parameters
        // callerPid     - the pid of the calling process. 
        // callerIdenity - the id of the calling process. 
        // tsSessionId   - the TS session id of the calling process.
        // 
        public InfoCardUIAgent CreateAgent( int callerPid, WindowsIdentity callerIdentity, int tsSessionId )
        {
            m_username = callerIdentity.User.ToString();
            m_tsSessionId = tsSessionId; 

            // 
            // This call will throw if a UIAgent is already active for this user or TS session. 
            //
            UIAgentMonitor.Instance().AddNewClient( this ); 

            m_agent = InfoCardUIAgent.Create( callerPid, callerIdentity, tsSessionId );

            return m_agent; 
        }
 
        void IDisposable.Dispose() 
        {
                // 
                // Remove this instance from the monitor.
                //
                UIAgentMonitor.Instance().RemoveClient( this );
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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