无对话框的ASP.Net打印
无对话框的ASP.Net打印
提问于 2012-11-06 15:10:57
我希望我的web应用程序打印w弹出页面后自动出现，而不是要求客户选择打印机进行选择。
如何使用java-script或ajax在ASP.Net中处理静默打印?最适合这种情况的解决方案是什么？
回答 3
Stack Overflow用户
发布于 2012-11-06 18:39:25
你不能，而且有很好的理由，比如：
- 用户应该始终能够选择他们想要使用的打印机。
- 用户应该始终能够选择是否打印某些内容(想象一下，如果不这样做，垃圾邮件将不断从您的打印机中飞出)
Stack Overflow用户
发布于 2012-11-06 18:42:50
一些第三方控件可用于此(在WPF中)。请检查这在asp.net中是否也有用。
http://www.textcontrol.com/en_US/support/documentation/dotnet/n_wpf_printing.printing.htm
Stack Overflow用户
发布于 2014-08-22 21:09:14
//OnTouchPrint.aspx.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Drawing.Printing;
using System.IO;
using System.Drawing;
namespace TokenPrint
{
public partial class Try : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
}
}
private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
Graphics g = e.Graphics;
SolidBrush Brush = new SolidBrush(Color.Black);
string printText = TextBox1.Text;
g.DrawString(printText, new Font("arial", 12), Brush, 10, 10);
}
protected void Press_Click(object sender, EventArgs e)
{
try
{
string Time = DateTime.Now.ToString("yymmddHHMM");
System.Drawing.Printing.PrinterSettings ps = new System.Drawing.Printing.PrinterSettings();
ps.PrintToFile = true;
// ps.PrintFileName = "D:\\PRINT\\Print_"+Time+".oxps"; /* you can save file here */
System.Drawing.Printing.PrintDocument pd = new System.Drawing.Printing.PrintDocument();
pd.PrintPage += new PrintPageEventHandler(printDocument1_PrintPage);
System.Drawing.Printing.StandardPrintController printControl = new System.Drawing.Printing.StandardPrintController();
pd.PrintController = printControl;
pd.DefaultPageSettings.Landscape = true;
pd.PrinterSettings = ps;
pd.Print();
TextBox1.Text = "";
ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('Printed Successfully.Check: Drive D')", true);
}
catch (Exception ex)
{
}
}
protected void Button1_Click(object sender, EventArgs e)
{
Response.Redirect("Try.aspx");
}
}
}
//OnTouchPrint.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="OnTouchPrint.aspx.cs" Inherits="TokenPrint.Try" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<asp:TextBox ID="TextBox1" runat="server" Width="235px" Height="142px"
TextMode="MultiLine"></asp:TextBox>
<br />
<br />
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
ControlToValidate="TextBox1" ErrorMessage="Empty message can not be printed!"
ValidationGroup="vgp1"></asp:RequiredFieldValidator>
<br />
<br />
<asp:Button ID="Press" runat="server" Text="Press" onclick="Press_Click"
ValidationGroup="vgp1" />
<asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Refresh"
ValidationGroup="vgp2" />
</form>
</body>
</html>页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://stackoverflow.com/questions/13246125
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