ScanClient/code/HXX.Scanner.Biz/twain32/form/frmHandler.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace HXX.Scanner.Biz.twain32.form
{
    public partial class frmHandler : Form
    {
        public frmHandler()
        {
            InitializeComponent();
        }

        private void frmHandler_Load(object sender, EventArgs e)
        {
            try
            {
                //窗体最小化显示
                this.WindowState = FormWindowState.Minimized;
                //不显示在任务栏中
                this.ShowInTaskbar = false;
                this.Visible = false;
            }
            catch (Exception ee)
            {

            }
        }

        /// <summary>
        /// 让程序不显示在alt+Tab视图窗体中
        /// </summary>
        protected override CreateParams CreateParams
        {
            get
            {
                const int WS_EX_APPWINDOW = 0x40000;
                const int WS_EX_TOOLWINDOW = 0x80;
                CreateParams cp = base.CreateParams;
                cp.ExStyle &= (~WS_EX_APPWINDOW);    // 不显示在TaskBar
                cp.ExStyle |= WS_EX_TOOLWINDOW;      // 不显示在Alt+Tab
                return cp;
            }
        }

        private void frmHandler_Activated(object sender, EventArgs e)
        {
           
        }
    }
}