mp4box/SplashForm.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.ComponentModel;
   4 using System.Data;
   5 using System.Drawing;
   6 using System.Text;
   7 using System.Windows.Forms;
   8
   9 namespace mp4box
  10 {
  11     public partial class SplashForm : Form
  12     {
  13         int iCount = 0;
  14         public SplashForm()
  15         {
  16             InitializeComponent();
  17             //启动画面
  18             //去掉外框
  19             this.FormBorderStyle = FormBorderStyle.None;
  20             //背景图片
  21             this.BackgroundImage = Image.FromFile("startup.jpg");
  22             //屏幕中央
  23             this.StartPosition = FormStartPosition.CenterScreen;
  24
  25         }
  26
  27         private void FrmStart_Load(object sender, EventArgs e)
  28         {
  29             timer2.Start();
  30             timer2.Interval = 10;
  31         }
  32
  33         private void timer2_Tick(object sender, EventArgs e)
  34         {
  35             if (iCount > 800)
  36             {
  37                 //启动动画完了之后..
  38                 this.Close();
  39                 return;
  40             }
  41             iCount += 10;
  42             //窗体透明度减小
  43             this.Opacity = 1 - Convert.ToDouble(iCount) / 1000;
  44         }
  45
  46
  47     }
  48 }