DevExpress 组合控件系列（3）： ImageSlider+GridControl 简单的图片查看器（B）

续上一个文章（晨曦CZB）

后台代码：

 #region 局部变量

        public Form1()
        {
            InitializeComponent();
            this.Load += (s, e) =>
            {
                DataShow();
                ControlEvent();
            };
        }
        #endregion

        #region 绑定数据
        /// 

        /// 绑定数据
        /// 
        private void DataShow()
        {
            var path = Application.StartupPath + @"\Image";
            var files = new DirectoryInfo(path).GetFiles();
            var data = files.Select(d =>
              {
                  this.imageSlider1.Images.Add(Image.FromFile(d.FullName));
                  return new { Name = d.Name, Image = Image.FromFile(d.FullName), Paths = d.FullName };
              });
            this.gridControl1.BeginUpdate();
            this.gridControl1.DataSource = data;
            this.gridControl1.EndUpdate();
        }
        #endregion

        #region 控件的委托事件
        /// 

        /// 控件的委托事件
        /// 
        private void ControlEvent()
        {
            /*卡片的点击事件*/
            this.layoutView1.CardClick += (s, e) =>
            {
                if (e.Button == MouseButtons.Left)
                    this.imageSlider1.CurrentImageIndex = e.Card.RowHandle;
            };

            this.sbtnFirst.Click += (s, e) =>
            {
                this.imageSlider1.SlideFirst();
            };
            this.sbtnPrev.Click += (s, e) =>
            {
                this.imageSlider1.SlidePrev();
            };
            this.sbtnNext.Click += (s, e) =>
            {
                this.imageSlider1.SlideNext();
            };
            this.sbtnLast.Click += (s, e) =>
            {
                this.imageSlider1.SlideLast();
            };
            this.sbtnClose.Click += (s, e) =>
            {
                this.Close();
            };

            this.sbtnDownload.Click += (s, e) =>
            {
                var path = (string)this.layoutView1.GetRowCellValue(this.imageSlider1.CurrentImageIndex, "Paths");
                var name = this.layoutView1.GetRowCellValue(this.imageSlider1.CurrentImageIndex, "Name");

                SaveFileDialog sf = new SaveFileDialog();
                sf.Title = "选择保存文件路径";
                sf.Filter = "图像文件(*.jpg)|*.jpg;";
                sf.FileName = name.ToString();
                sf.AddExtension = true;/*自动添加扩展名*/
                if (sf.ShowDialog() == DialogResult.OK)
                {
                    File.Copy(path, sf.FileName, true);//目录重命名见下面代码
                }
            };
        }
        #endregion