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A Flexible Plugin System

, 3 Sep 2008 LGPL3
A generic plugin system used to load and manage plugins
fadd-15373.zip
trunk
dlls
xunit.dll
Examples
Plugins
ExampleApplication.Shared
Properties
ExampleApplication
Properties
ExamplePlugin.Shared
Properties
ExamplePlugin
Properties
Fadd.Globalization.Yaml
fadd.snk
Properties
Tests
fadd
Commands
Net
Tests
fadd.snk
Globalization
Tests
Logging
Plugins
Properties
Tests
Validation
using System;

namespace Fadd.Commands
{
    /// <summary>
    /// This delegate is invoked when a command is about to behing invoked or added to the dispatcher.
    /// <para>
    /// Throw <see cref="InvalidOperationException"/> if Type may not be handled/invoked.
    /// </para>
    /// </summary>
    /// <param name="source">dispatcher that is being used.</param>
    /// <param name="args">arguments with info</param>
    public delegate void ProxyHandler(object source, ProxyHandlerEventArgs args);


    /// <summary>
    /// Arguments for <see cref="ProxyHandler"/>.
    /// </summary>
    public class ProxyHandlerEventArgs : EventArgs
    {
        private readonly Type _type;

        /// <summary>
        /// Initializes a new instance of the <see cref="ProxyHandlerEventArgs"/> class.
        /// </summary>
        /// <param name="type">Type of command (if Invoke is called) or Type to handle (if Add is called).</param>
        public ProxyHandlerEventArgs(Type type)
        {
            if (type == null)
                throw new ArgumentNullException("type");

            _type = type;
        }

        /// <summary>
        /// Type of command (if Invoke is called) or Type to handle (if Add is called).
        /// </summary>
        public Type Type
        {
            get { return _type; }
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The GNU Lesser General Public License (LGPLv3)

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About the Author

jgauffin
Founder Gauffin Interactive AB
Sweden Sweden
Founder of OneTrueError, a .NET service which captures, analyzes and provide possible solutions for exceptions.
 
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