c# winform 打开窗体动态效果 实例源码

【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;
using SplashScreenControl;

namespace WindowsApplication1
{

    public partial class Form1 : Form
    {
        public Form1()
        {
            //n.b. SplashScreen.BeginDisplay was called in Program.cs Main
            //as various checkpoints are reached you can inform the user about progress
            SplashScreen.SetCommentaryString("..constructing the Form");
            InitializeComponent();
        }
        
        protected override void OnShown(EventArgs e)
        {
            base.OnShown(e);

            //this is where to call SplashScreen.EndDisplay
            SplashScreen.SetTitleString("OnShown Override.");
            SplashScreen.SetCommentaryString("..time to end the the display.");
            System.Threading.Thread.Sleep(2000);
            SplashScreen.EndDisplay();
        }

        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);

            //simulate delay during onload
            System.Threading.Thread.Sleep(1000);

            SplashScreen.SetCommentaryString("..loading this.");
            System.Threading.Thread.Sleep(1000);

            SplashScreen.SetCommentaryString("..loading that.");
            System.Threading.Thread.Sleep(2000);

            SplashScreen.SetCommentaryString("..loading the other.");
            System.Threading.Thread.Sleep(1000);
        }

        protected override void OnFormClosing(FormClosingEventArgs e)
        {
            //to display an exit banner call BeginDisplay in the OnFormClosing
            //and EndDisplay in OnFormClosed
            SplashScreen.SetTitleString("Application Close.");
            SplashScreen.SetCommentaryString("..shutting down");
            SplashScreen.BeginDisplay();
            
            base.OnFormClosing(e);
        }

        protected override void OnFormClosed(FormClosedEventArgs e)
        {
            base.OnFormClosed(e);
            
            System.Threading.Thread.Sleep(2000);
            SplashScreen.EndDisplay();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            SplashScreen.SetTitleString( "Displaying The SplashScreen Control" );
            SplashScreen.SetCommentaryString("..timed countdown to EndDisplay.");
            SplashScreen.BeginDisplay();
            System.Threading.Thread.Sleep(1000);

            for (int n = 5; n >= 0; n--)
            {
                System.Threading.Thread.Sleep(1000);
                SplashScreen.SetCommentaryString( n.ToString()   " seconds." );
            }

            SplashScreen.EndDisplay();
        }
    }
}