实例介绍
【实例简介】
【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.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace MechanicalPiano1._0
{
public partial class Form1 : Form
{
string MusicPath = "";
public Form1()
{
InitializeComponent();
}
#region//调用windows库
[DllImport("Kernel32.dll")]
public static extern bool Beep(int frequency, int duration);//蜂鸣器发声
#endregion
private void Form1_Load(object sender, EventArgs e)
{
string path = System.Environment.CurrentDirectory;
path = path.Substring(0, path.LastIndexOf("\\"));
MusicPath = path "\\music\\";
//MediaPlayer1.Ctlcontrols.stop(); //停止
//MediaPlayer1.Ctlcontrols.pause(); //暂停
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Escape)//
{
MediaPlayer27.Ctlcontrols.stop(); //停止
MediaPlayer27.URL = MusicPath "27.mp3";
MediaPlayer27.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F1)
{
MediaPlayer28.Ctlcontrols.stop(); //停止
MediaPlayer28.URL = MusicPath "28.mp3";
MediaPlayer28.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F2)
{
MediaPlayer30.Ctlcontrols.stop(); //停止
MediaPlayer30.URL = MusicPath "30.mp3";
MediaPlayer30.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F3)
{
MediaPlayer32.Ctlcontrols.stop(); //停止
MediaPlayer32.URL = MusicPath "32.mp3";
MediaPlayer32.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F4)
{
MediaPlayer33.Ctlcontrols.stop(); //停止
MediaPlayer33.URL = MusicPath "33.mp3";
MediaPlayer33.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F5)
{
MediaPlayer35.Ctlcontrols.stop(); //停止
MediaPlayer35.URL = MusicPath "35.mp3";
MediaPlayer35.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F6)
{
MediaPlayer37.Ctlcontrols.stop(); //停止
MediaPlayer37.URL = MusicPath "37.mp3";
MediaPlayer37.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.F7)
{
MediaPlayer39.Ctlcontrols.stop(); //停止
MediaPlayer39.URL = MusicPath "39.mp3";
MediaPlayer39.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D1)
{
MediaPlayer40.Ctlcontrols.stop(); //停止
MediaPlayer40.URL = MusicPath "40.mp3";
MediaPlayer40.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D2)
{
MediaPlayer42.Ctlcontrols.stop(); //停止
MediaPlayer42.URL = MusicPath "42.mp3";
MediaPlayer42.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D3)
{
MediaPlayer44.Ctlcontrols.stop(); //停止
MediaPlayer44.URL = MusicPath "44.mp3";
MediaPlayer44.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D4)
{
MediaPlayer45.Ctlcontrols.stop(); //停止
MediaPlayer45.URL = MusicPath "45.mp3";
MediaPlayer45.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D5)
{
MediaPlayer47.Ctlcontrols.stop(); //停止
MediaPlayer47.URL = MusicPath "47.mp3";
MediaPlayer47.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D6)
{
MediaPlayer49.Ctlcontrols.stop(); //停止
MediaPlayer49.URL = MusicPath "49.mp3";
MediaPlayer49.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D7)
{
MediaPlayer51.Ctlcontrols.stop(); //停止
MediaPlayer51.URL = MusicPath "51.mp3";
MediaPlayer51.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D8)
{
MediaPlayer52.Ctlcontrols.stop(); //停止
MediaPlayer52.URL = MusicPath "52.mp3";
MediaPlayer52.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D9)
{
MediaPlayer54.Ctlcontrols.stop(); //停止
MediaPlayer54.URL = MusicPath "54.mp3";
MediaPlayer54.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.D0)
{
MediaPlayer56.Ctlcontrols.stop(); //停止
MediaPlayer56.URL = MusicPath "56.mp3";
MediaPlayer56.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.P)
{
MediaPlayer57.Ctlcontrols.stop(); //停止
MediaPlayer57.URL = MusicPath "57.mp3";
MediaPlayer57.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.O)
{
MediaPlayer59.Ctlcontrols.stop(); //停止
MediaPlayer59.URL = MusicPath "59.mp3";
MediaPlayer59.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.I)
{
MediaPlayer61.Ctlcontrols.stop(); //停止
MediaPlayer61.URL = MusicPath "61.mp3";
MediaPlayer61.Ctlcontrols.play(); //播放
}
if (e.KeyCode == Keys.U)
{
MediaPlayer63.Ctlcontrols.stop(); //停止
MediaPlayer63.URL = MusicPath "63.mp3";
MediaPlayer63.Ctlcontrols.play(); //播放
}
}
private void Form1_KeyUp(object sender, KeyEventArgs e)
{
}
}
}
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