WEB开发中常用的函数

技术2022-05-11 15

using System; using System.Web; using System.IO; namespace WebTool { /// <summary> /// NewTools 的摘要描述。 /// </summary> public class WebTools { /// <summary> /// 建构函式 /// </summary> private WebTools() { } /// <summary> /// 在客户端弹出一个全屏的新页面 . /// </summary> /// <param name="path"> 新页面的地址。 </param> /// <remarks> 在客户端弹出一个全屏的新页面 </remarks> public static void PopupFullWindows(string path) { System.Text .StringBuilder sb_tmp=new System .Text .StringBuilder (); sb_tmp.Append ("<script language=javascript>/r/n"); sb_tmp.Append ("var newWin = window.open('"+path+"','','toolbar=no,location=no,status=yes,menubar=yes,scrollbars=yes,resizable=yes');"); sb_tmp.Append ("newWin.moveTo(-4,-4);"); sb_tmp.Append ("newWin.resizeTo(screen.availWidth+8,screen.availHeight+8);"); sb_tmp.Append ("</script>"); HttpContext.Current.Response.Write(sb_tmp.ToString ()); } /// <summary> /// 在客户端弹出一个全屏的新页面 . /// </summary> /// <param name="path"> 新页面的地址。 </param> /// <param name="strFeature"> 新窗口的特性 , 可设定 toolbar,location,status,menubar,scrollbars,resizable 等 .</param> /// <remarks> 在客户端弹出一个全屏的新页面 </remarks> public static void PopupFullWindows(string path,string strFeature) { System.Text .StringBuilder sb_tmp=new System .Text .StringBuilder (); sb_tmp.Append ("<script language=javascript>/r/n"); sb_tmp.Append ("var newWin = window.open('"+path+"','','"+strFeature+"');"); sb_tmp.Append ("newWin.moveTo(-4,-4);"); sb_tmp.Append ("newWin.resizeTo(screen.availWidth+8,screen.availHeight+8);"); sb_tmp.Append ("</script>"); HttpContext.Current.Response.Write(sb_tmp.ToString ()); } /// <summary> /// 在客户弹出一个新的页面 . /// </summary> /// <param name="path"> 新页面的地址。 </param> /// <param name="iHeight"> 新页面的高度 </param> /// <param name="iWidth"> 新页面的宽度 </param> public static void PopupWindows(string path,int iHeight,int iWidth) { System.Text .StringBuilder sb_tmp=new System .Text .StringBuilder (); sb_tmp.Append ("<script language=javascript>/r/n"); sb_tmp.Append ("/r/n"); sb_tmp.Append ("</script>"); HttpContext.Current.Response.Write(sb_tmp.ToString ()); } /// <summary> /// 在客户弹出一个新的页面 . /// </summary> /// <param name="path"> 新页面的地址。 </param> /// <param name="iHeight"> 新页面的高度 </param> /// <param name="iWidth"> 新页面的宽度 </param> /// <param name="strFeature"> 新窗口的特性 , 可设定 toolbar,location,status,menubar,scrollbars,resizable 等 .</param> public static void PopupWindows(string path,int iHeight,int iWidth,string strFeature) { System.Text .StringBuilder sb_tmp=new System .Text .StringBuilder (); sb_tmp.Append ("<script language=javascript>/r/n"); sb_tmp.Append ("/r/n"); sb_tmp.Append ("</script>"); HttpContext.Current.Response.Write(sb_tmp.ToString ()); } /// <summary> /// 显示警告消息对话框 /// </summary> /// <param name="info"> 要显示的消息 </param> public static void WarningDialog(string info) { info = info.Replace(" //","").Replace("/r/n","/n").Replace("/n","//n "); info = info.Replace("/'","///'").Replace("/"","///""); System.Text .StringBuilder sb_tmp=new System .Text .StringBuilder (); sb_tmp.Append ("<script language=javascript>/r/n"); sb_tmp.Append ("alert('"+info+"')/r/n"); sb_tmp.Append ("</script>/r/n"); HttpContext.Current.Response.Write(sb_tmp.ToString ()); } /// <summary> /// 显示确认对话框 /// </summary> /// <param name="msg"> 确认信息 </param> /// <param name="distPath"> 当客户端点 ' 取消 ' 时转向的页面 </param> /// <remarks> 当客户端点 ' 确认 ' 往下执行，当客户端点 ' 取消 ' 时转向另一个页面 </remarks> public static void ConfirmDialog(string msg, string distPath) { msg = msg.Replace(" //","").Replace("/r","//r").Replace("/n","//n "); System.Text.StringBuilder sb_tmp = new System.Text.StringBuilder(); sb_tmp.Append("<script language='javascript'>"); sb_tmp.Append("if(!confirm('"+msg+"')) window.location.href='"+distPath+"'"); sb_tmp.Append("</script>"); HttpContext.Current.Response.Write(sb_tmp.ToString()); } /// /// <summary> /// 从 WEB 页面文件下载 /// </summary> /// <param name="strFile"> 要下载的文件的绝对路径 </param> public static void DownloadFile(string strFile) { HttpContext.Current.Response.Clear(); HttpContext.Current.Response.ContentType = "application/octet-stream"; HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment;filename=/""+HttpUtility.UrlEncode(Path.GetFileName(strFile).Trim())+"/""); HttpContext.Current.Response.Flush(); HttpContext.Current.Response.WriteFile(strFile); HttpContext.Current.Response.End(); } /// <summary> /// 关闭页面 . /// </summary> public static void CloseWindow() { HttpContext.Current.Response.Write("<script>window.close()</script>"); } } }

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