MTP2.0_CSharp/Muchinfo.Common/Fx4.0/Muchinfo.ChartClient/MuchInfo.Chart/MuchInfo.Chart.App/ViewModels/ViewModelLocator.cs

/*
  In App.xaml:
  <Application.Resources>
      <vm:ViewModelLocator xmlns:vm="clr-namespace:MuchInfo.Chart.App.ViewModels"
                                   x:Key="Locator" />
  </Application.Resources>
  
  In the View:
  DataContext="{Binding Source={StaticResource Locator}, Path=ViewModelName}"
*/

using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Ioc;
using Microsoft.Practices.ServiceLocation;
using MuchInfo.Chart.App.Services;

namespace MuchInfo.Chart.App.ViewModels
{
    /// <summary>
    /// This class contains static references to all the view models in the
    /// application and provides an entry point for the bindings.
    /// <para>
    /// See http://www.galasoft.ch/mvvm
    /// </para>
    /// </summary>
    public class ViewModelLocator
    {
        static ViewModelLocator()
        {
            ServiceLocator.SetLocatorProvider(() => SimpleIoc.Default);

            //注册服务
            if (ViewModelBase.IsInDesignModeStatic)
            {
                //in Blend
                // SimpleIoc.Default.Register<IDataService, Design.DesignDataService>();
            }
            else
            {
                //In Visual Studio
                // SimpleIoc.Default.Register<IDataService, DataService>();
                SimpleIoc.Default.Register<IDataService, DataService>();
            }

            SimpleIoc.Default.Register<MainViewModel>();
        }

        /// <summary>
        /// Gets the Main property.
        /// </summary>
        public MainViewModel Main
        {
            get
            {
                return ServiceLocator.Current.GetInstance<MainViewModel>();
            }
        }
    }
}