MTP2.0_CSharp/Muchinfo.MTPClient/Fx4.0/Main/03.UI/Modules/Muchinfo.MTPClient.Bank/ViewModels/IdentifyCodeTimerViewModel.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
//----------------------------------------------------------------
//Module Name:  $safeprojectname$
//Purpose:      
//CopyRight:    Muchinfo
//History:
//----------------------------------------------------------------
//DateTime		2017/3/3 17:44:09
//Author       
//Description   Create
//----------------------------------------------------------------
using System.Threading;
using System.Windows.Threading;
using GalaSoft.MvvmLight;
using Muchinfo.MTPClient.Resources;

namespace Muchinfo.MTPClient.Bank.ViewModels
{
   public class IdentifyCodeTimerViewModel:ViewModelBase
   {
       private const int c_tick = 60;
       private DispatcherTimer indentifyCodeTimer;


       private bool _isEnable=true;

       /// <summary>
       /// 是否可以点验证码
       /// </summary>
       public bool IsEnalbe
       {
           get { return _isEnable; }
           set { Set(() => IsEnalbe, ref _isEnable, value); }
       }



      

       /// <summary>
       /// 当前倒数多少秒
       /// </summary>
       public string CurrentTick
       {
         //  get { return _currentTick; }

           get
           {
               if (_curerntSconds <= 0)
               {
                   return Client_Resource.Content_GetIdentifyCode;
               }
               return _curerntSconds + "s";
           }
       }

       /// <summary>
       /// 当前秒数
       /// </summary>
       private int _curerntSconds=0;

       /// <summary>
       /// 当前秒数
       /// </summary>
       public int CurerntSconds
       {
           get { return _curerntSconds; }
           set
           {
               Set(() => CurerntSconds, ref _curerntSconds, value);
               RaisePropertyChanged(() => CurrentTick);
           }
       }
        

       public IdentifyCodeTimerViewModel()
       {
           indentifyCodeTimer=new DispatcherTimer();
           indentifyCodeTimer.Interval =new TimeSpan(0,0,0, 1);
           indentifyCodeTimer.Tick += indentifyCodeTimer_Tick;
          
       }

       void indentifyCodeTimer_Tick(object sender, EventArgs e)
       {
         
           CurerntSconds -= 1;
           if (CurerntSconds <= 0)
           {
               indentifyCodeTimer.Stop();
               IsEnalbe = true;
           }
       }


       /// <summary>
       /// 启动计时
       /// </summary>

       public void Start()
       {
           if (indentifyCodeTimer != null)
           {
               indentifyCodeTimer.Start();
               CurerntSconds = c_tick;
               IsEnalbe = false;
           }
       }
   }
}