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MVVM for Multi Platforms

, 22 Mar 2010 CPOL
How to implement MVVM when developing a view model whose view implementation language is not certain
GeographicRepresentation.zip
GeographicRepresentation
bin
Release
GeographicRepresentation.Interfaces.dll
GeographicRepresentation.Interfaces.pdb
GeographicRepresentation.Lib.dll
GeographicRepresentation.Lib.pdb
GeographicRepresentation.TestLib.dll
GeographicRepresentation.TestLib.pdb
GeographicRepresentation.UILib.exe
GeographicRepresentation.UILib.pdb
GeographicRepresentation.UILib.vshost.exe
GeographicRepresentation.UILib.vshost.exe.manifest
Resources
GeographicRepresentation.suo
GeographicRepresentation.TestLib
bin
Debug
GeographicRepresentation.Interfaces.dll
GeographicRepresentation.Lib.dll
GeographicRepresentation.TestLib.dll
Release
Properties
GeographicRepresentation.vsmdi
Interfaces
bin
Debug
GeographicRepresentation.Interfaces.dll
Release
Properties
Lib
bin
Debug
GeographicRepresentation.Interfaces.dll
GeographicRepresentation.Lib.dll
Release
Model
Properties
Resources
ViewModel
LocalTestRun.testrunconfig
TestResults
UILib
bin
Debug
GeographicRepresentation.UILib.exe
WpfApplication1.vshost.exe.manifest
Release
GeographicRepresentation.UILib.vshost.exe.manifest
Properties
Settings.settings
UILib.csproj.user
View
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace GeographicRepresentation.Interfaces
{
    /// <summary>
    /// This delegate is used for events which pop once an operation is completed and the view needs to know if it 
    /// was completed successfuly
    /// </summary>
    /// <param name="bSucceed"></param>
    public delegate void OperationCompletedDelegate(bool bSucceed);

    /// <summary>
    /// A delegate for operations without any parameters
    /// </summary>
    public delegate void SimpleOperationDelegate();

    /// <summary>
    /// This interface is a base interface for objects which are for view and can't be edited
    /// </summary>
    public interface IReadOnlyViewModel
    {
        /// <summary>
        /// Reload the data from the Model
        /// </summary>
        void Refresh();
    }

    /// <summary>
    /// This interface is the base interface for objects which can be edited
    /// </summary>
    public interface IEditableObject
    {
        /// <summary>
        /// Save the changes
        /// </summary>
        void Save();
        /// <summary>
        /// Cancel the edit operation
        /// </summary>
        void Cancel();
        /// <summary>
        /// An event which occurs once the save had been completed
        /// </summary>
        event OperationCompletedDelegate OnSaveCompleted;
    }
}

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Izhar Lotem
Software Developer
Israel Israel
Software Developer in a promising Clean-Tech company

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