mes-client/MaterialPrint/SetLoadingWindow.cs

using System;
using System.Threading;
using System.Windows.Forms;

namespace MaterialPrint
{
    public partial class SetLoadingWindow :Form
    {

        Thread LoadingThread;

        public SetLoadingWindow()
        {
            InitializeComponent();
        }

        public SetLoadingWindow(Thread LoadEvent,string Title)
        {
            InitializeComponent();
            LoadingThread = LoadEvent;
            Text = Title;
        }

        private void SetLoadingWindow_Load(object sender, EventArgs e)
        {
            //设置Loading的大小，启动传递过来的进程 
            loadingCircle1.OuterCircleRadius = 20;
            loadingCircle1.InnerCircleRadius = 12;
            loadingCircle1.Active = true;
            LoadingThread.Start();
            //在本窗体新建一个进程用来判断传递的进程是否执行结束
            Thread t1 = new Thread(SetLoadFinish);
            t1.Start();
        }

        private void SetLoadFinish()
        {
            try
            {
                while (LoadingThread.IsAlive)
                {

                }
                Close();
            }
            catch (Exception)
            {
                return;
            }
        }
        
        //在进程结束之前不允许此窗体被关闭
        private void SetLoadingWindow_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (LoadingThread.IsAlive) {
                e.Cancel=true;
            }
        }
    }
}