c# winForm 等待窗体的实现 搬运

最近在做一个项目，需要用到等待窗体，在DevExpress下面有SplashScreen控件可以使用，同时也有ProgressIndicator控件能用，但是如果没有用Dev开发的话，我们就需要自定义一个等待窗体了。

首先，把截图放上来：
实现的功能比较简单，就是在程序处理 一些耗时比较多的代码时，将Loading窗体展示给用户，并在后台进行执行。
http://blog.csdn.net/ggz631047367/article/details/44646233
http://www.runoob.com/csharp/csharp-delegate.html
http://blog.csdn.net/sjj2011/article/details/7835200
http://blog.csdn.net/testcs_dn/article/details/37671513

LoadingControl.cs代码如下：

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

namespace ControlToolsLibrary
{
    public partial class LoadingControl: Form
    {
        public delegate void mydelegate();
        public mydelegateeventMethod;
        private static LoadingControlpLoading = new LoadingControl();
        delegate void SetTextCallback(string title,string caption,string description);
        delegate void CloseFormCallback();

        public LoadingControl()
        {
            InitializeComponent();
            initLoadintForm();
            Threadt = new Thread(new ThreadStart(delegateEventMethod));
            t.IsBackground= true;
            t.Start();
        }

        private void LoadingControl_FormClosing(object sender,FormClosingEventArgs e)
        {
            if (!this.IsDisposed)
            {
                this.Dispose(true);
            }
        }

        private void initLoadintForm(){
            this.ControlBox= false;   // 设置不出现关闭按钮
            this.StartPosition= FormStartPosition.CenterParent;
        }

        private void delegateEventMethod()
        {
            eventMethod();
        }

        public static LoadingControlgetLoading()
        {
            if (pLoading.IsDisposed)
            {
                pLoading= new LoadingControl();
                return pLoading;
            }
            else
            {
                return pLoading;
            }
        }
        //这种方法演示如何在线程安全的模式下调用Windows窗体上的控件。 
        ///<summary>
        ///设置Loading 窗体的 标题title,标签 caption 和描述 description
        ///</summary>
        ///<param name="title">窗口的标题[为空时，取默认值]</param>
        ///<param name="caption">标签（例如:please wait）[为空时，取默认值]</param>
        ///<param name="description">描述(例如：正在加载资源...)[为空时，取默认值]</param>

        public void SetCaptionAndDescription(string title,string caption,string description)
        {
            if (this.InvokeRequired&& this.lbl_caption.InvokeRequired &&this.lbl_description.InvokeRequired)
            {
                SetTextCallbackd = new SetTextCallback(SetCaptionAndDescription);
                this.Invoke(d,new object[]{ title,caption, description });
            }
            else
            {
                if (!title.Equals("")){
                    this.Text= title;
                }

                if (!caption.Equals(""))
                {
                    this.lbl_caption.Text= caption;
                }

                if (!description.Equals("")){
                    this.lbl_description.Text= description;
                }
            }
        }
        public  void CloseLoadingForm()
        {
            if (this.InvokeRequired)
            {
                CloseFormCallbackd = new CloseFormCallback(CloseLoadingForm);
                this.Invoke(d,new object[]{  });
            }
            else
            {
                if (!this.IsDisposed)
                {
                    this.Dispose(true);
                }
            }
        }

        public void SetExecuteMethod(mydelegatemethod)
        {
              this.eventMethod+= method;
        }
    }
}

下载链接：http://pan.baidu.com/s/1cl9saq

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