动态控件的脚本响应
下面的代码动态创建了一个HtmlInputFile和Image
tr = new TableRow();
tr.ID = "TabNum" + r.ToString();
tc = new TableCell();
HtmlInputFile fl = new HtmlInputFile();
fl.ID = "FileNum" + mg.ToString();
tc.Controls.Add(fl);
tc.BorderWidth = 1;
tc.HorizontalAlign = HorizontalAlign.Center;
tc.Font.Bold = true;
tr.Cells.Add(tc);
Table1.Rows.Add(tr);
((ArrayList)Session["Text"]).Add(fl);
((ArrayList)Session["tr"]).Add(tr);
r++;
tr = new TableRow();
tr.ID = "TabNum" + r.ToString();
tc = new TableCell();
System.Web.UI.WebControls.Image ig = new System.Web.UI.WebControls.Image();
ig.ID = "ImgNum" + mg.ToString();
tc.Controls.Add(ig);
tc.BorderWidth = 1;
tc.HorizontalAlign = HorizontalAlign.Center;
tc.Font.Bold = true;
tr.Cells.Add(tc);
Table1.Rows.Add(tr);
现想实现为HtmlInputFile控件增加一个脚本事件响应,当HtmlInputFile选中一张图片后Image控件能显示这张图片。