本文实例讲述了WinForm实现仿视频播放器左下角滚动新闻效果的方法。分享给大家供大家参考。具体实现方法如下:
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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.Drawing.Imaging;
using System.IO;
using System.Xml.Linq;
namespace App
{
public partial class Form7 : Form
{
private int Index { get ; set ; }
private DataTable dataTable { get ; set ; }
private System.Timers.Timer timer { get ; set ; }
public Form7()
{
InitializeComponent();
dataTable = new DataTable();
dataTable.Columns.AddRange( new DataColumn[] {
new DataColumn( "Id" , typeof (System.Int32)),
new DataColumn( "DisplayName" , typeof (System.String)),
new DataColumn( "URL" , typeof (System.String))
});
DataRow row = dataTable.NewRow();
row[ "Id" ] = 1;
row[ "DisplayName" ] = "百度百科欢迎你!" ;
row[ "URL" ] = "http://www.baidu.com" ;
dataTable.Rows.Add(row);
row = dataTable.NewRow();
row[ "Id" ] = 2;
row[ "DisplayName" ] = "刘XX明星已经现身搜狐网站,赶快去围观!" ;
row[ "URL" ] = "http://www.sohu.com" ;
dataTable.Rows.Add(row);
row = dataTable.NewRow();
row[ "Id" ] = 3;
row[ "DisplayName" ] = "新浪新闻出现重大新闻,点我快速查看!" ;
row[ "URL" ] = "http://www.sina.com.cn" ;
dataTable.Rows.Add(row);
row = dataTable.NewRow();
row[ "Id" ] = 4;
row[ "DisplayName" ] = "网易客户端出现新版本啦,赶快去体验把!" ;
row[ "URL" ] = "http://www.126.com" ;
dataTable.Rows.Add(row);
label1.Text = lblContent.Top.ToString();
timer = new System.Timers.Timer(2000);
timer.Elapsed += delegate
{
CharsMouse();
};
timer.Start();
button1.Click += delegate
{
CharsMouse();
};
button2.Click += delegate
{
timer.Dispose();
};
lblContent.LinkClicked += delegate
{
label2.Text = dataTable.Rows[Index][ "URL" ].ToString();
};
}
void CharsMouse()
{
this .lblContent.Invoke( new MethodInvoker( delegate
{
if (Index >= dataTable.Rows.Count)
Index = 0;
while (lblContent.Top > -lblContent.Height)
{
lblContent.Top = lblContent.Top - 2;
label1.Text = "1.Top=" + lblContent.Top.ToString();
System.Threading.Thread.Sleep(100);
Application.DoEvents();
}
lblContent.Text = dataTable.Rows[Index][ "DisplayName" ].ToString();
lblContent.Top = 2;
timer.Enabled = false ;
Application.DoEvents();
System.Threading.Thread.Sleep(2000);
timer.Enabled = true ;
Index++;
}));
}
}
}
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希望本文所述对大家的C#程序设计有所帮助。