web浏览器在线打印插件(可打印预览任意网页)

【实例简介】web浏览器在线打印插件

浏览器打印插件，支持所有的浏览器，根据自己需求更改源代码
运行程序后，在浏览器上输入 http://127.0.0.1:1666/?doc=http://www.baidu.com/ 即可打印网址为 http://www.baidu.com/ 网页，效果也IE浏览器上的打印一样

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;

using System.Text;
using System.Windows.Forms;

namespace PlugWeight
{
    public partial class Main : Form
    {
        public Main()
        {
            InitializeComponent();
            PlugWebServer MWS = new PlugWebServer();

            this.label1.Text = "打印启动成功";

        }

        private void btnShow_Click(object sender, EventArgs e)
        {
            //string tipText = this.txtText.Text.Trim() == "" ? "No text!" : this.txtText.Text.Trim();
            //this.notifyIcon.ShowBalloonTip(1000, "Tip", tipText, ToolTipIcon.Info);
        }

        private void notifyIcon_MouseMove(object sender, MouseEventArgs e)
        {
            //// 获得屏幕的宽
            //Screen screen = Screen.PrimaryScreen;
            //int screenWidth = screen.Bounds.Width;

            //// 获得工作区域的高
            //int workAreaHeight = Screen.PrimaryScreen.WorkingArea.Height;

            //// 获得提示窗体的宽和高
            //int toolTipWidth = Tools.GetInstance().Width;
            //int toolTipHeight = Tools.GetInstance().Height;

            //// 那么提示窗体的左上角坐标就是：屏幕的宽 - 提示窗体的宽， 工作区域的高 - 提示窗体的高
            //Tools.GetInstance().Location = new Point(screenWidth - toolTipWidth, workAreaHeight - toolTipHeight);
            //// 显示提示窗体
            //Tools.GetInstance().Show();
            //// 开启Timer
            //this.timer1.Enabled = true;
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            // 关闭Timer
            this.timer1.Enabled = false;
            // 隐藏提示窗体
            Tools.GetInstance().Hide();
        }

        private void Main_Load(object sender, EventArgs e)
        {

            this.ShowInTaskbar = false;  //不显示在系统任务栏
            notifyIcon.Visible = true;  //托盘图标可见

            this.WindowState = FormWindowState.Minimized;
        }

        protected override void OnResize(EventArgs e)
        {
            if (WindowState == FormWindowState.Maximized)
            {
                //最大化时所需的操作 
                //MessageBox.Show("max");
            }
            else if (WindowState == FormWindowState.Minimized)
            {
                //最小化时所需的操作
                //MessageBox.Show("min");

                this.ShowInTaskbar = false;  //不显示在系统任务栏
                this.Visible = false;
                notifyIcon.Visible = true;  //托盘图标可见

            }
        }

        private void notifyIcon_MouseDoubleClick(object sender, MouseEventArgs e)
        {

            this.Show();
            this.ShowInTaskbar = true;
            this.WindowState = FormWindowState.Normal;

            this.ShowInTaskbar = false;  //不显示在系统任务栏
        }

        private void formclose(object sender, FormClosedEventArgs e)
        {
            //if (DialogResult.OK == MessageBox.Show("你确定要关闭应用程序吗？", "关闭提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question))
            //{
            //this.FormClosing -= new FormClosingEventHandler(this, this.FormClosing);//为保证Application.Exit();时不再弹出提示，所以将FormClosing事件取消
            Application.Exit();//退出整个应用程序
            //}
            //else
            //{
               
            //    //this.ResumeLayout(false);
            //    //this.Visible = true;  //取消关闭事件
            //}
        }

        //private void FormClosing(object sender, FormClosingEventArgs e)
        //{
        //    DialogResult result;

        //    result = MessageBox.Show("您确定要退出系统吗？", "请确认", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);

        //    if (result == DialogResult.OK)
        //    {
        //        Application.Exit();

        //    }
        //    else
        //        e.Cancel = true;
        //} 


        private void txtText_TextChanged(object sender, EventArgs e)
        {

        }

        private void formclosing(object sender, FormClosingEventArgs e)
        {
            DialogResult result;

            result = MessageBox.Show("您确定要退出系统吗？", "请确认", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);

            if (result == DialogResult.OK)
            {
                Application.Exit();
                this.Dispose(true);
                System.Environment.Exit(0);
            }
            else
            e.Cancel = true;

            //this.ShowInTaskbar = false;  //不显示在系统任务栏
            //this.Visible = false;
            //notifyIcon.Visible = true;  //托盘图标可见

        }
    }
}