例[15-3].frm

蒋加伏主编VB程序设计第四版PPT及全部课本源码 北京邮电大学出版社 Visual Basic 程序设计教程（第四版） 主编 蒋加伏 张林峰 找了好久的（不带密码的）

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "例[15-3] API函数编写CD播放器"
   ClientHeight    =   3195
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   3735
   LinkTopic       =   "Form1"
   ScaleHeight     =   213
   ScaleMode       =   3  'Pixel
   ScaleWidth      =   249
   StartUpPosition =   3  '窗口缺省
   Begin VB.Frame Frame1 
      Caption         =   "选择声道"
      Height          =   2295
      Left            =   120
      TabIndex        =   6
      Top             =   360
      Width           =   1815
      Begin VB.OptionButton Option1 
         Caption         =   "立体声"
         Height          =   255
         Index           =   3
         Left            =   240
         TabIndex        =   10
         Top             =   1560
         Width           =   975
      End
      Begin VB.OptionButton Option1 
         Caption         =   "右声道"
         Height          =   255
         Index           =   2
         Left            =   240
         TabIndex        =   9
         Top             =   1200
         Width           =   975
      End
      Begin VB.OptionButton Option1 
         Caption         =   "左声道"
         Height          =   255
         Index           =   1
         Left            =   240
         TabIndex        =   8
         Top             =   840
         Width           =   975
      End
      Begin VB.OptionButton Option1 
         Caption         =   "静音"
         Height          =   255
         Index           =   0
         Left            =   240
         TabIndex        =   7
         Top             =   480
         Width           =   975
      End
   End
   Begin VB.CommandButton Command6 
      Caption         =   "关闭"
      Height          =   375
      Left            =   2280
      TabIndex        =   5
      Top             =   2520
      Width           =   1095
   End
   Begin VB.CommandButton Command5 
      Caption         =   "弹碟"
      Height          =   375
      Left            =   2280
      TabIndex        =   4
      Top             =   2040
      Width           =   1095
   End
   Begin VB.CommandButton Command4 
      Caption         =   "倒带"
      Height          =   375
      Left            =   2280
      TabIndex        =   3
      Top             =   1560
      Width           =   1095
   End
   Begin VB.CommandButton Command3 
      Caption         =   "暂停"
      Height          =   375
      Left            =   2280
      TabIndex        =   2
      Top             =   1080
      Width           =   1095
   End
   Begin VB.CommandButton Command2 
      Caption         =   "播放"
      Height          =   375
      Left            =   2280
      TabIndex        =   1
      Top             =   600
      Width           =   1095
   End
   Begin VB.CommandButton Command1 
      Caption         =   "打开"
      Height          =   375
      Left            =   2280
      TabIndex        =   0
      Top             =   120
      Width           =   1095
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Declare Function mciExecute Lib "winmm.dll" (ByVal lpstrCommand As String) As Long

Private Sub Command1_Click()
  mciExecute "Open Cdaudio Alias cd"
End Sub

Private Sub Command2_Click()
  mciExecute "Play cd"
End Sub

Private Sub Command3_Click()
  mciExecute "Pause cd"
End Sub

Private Sub Command4_Click()
  mciExecute "Seek cd To Start"
End Sub

Private Sub Command5_Click()
  mciExecute "Set cd Door Open "
End Sub

Private Sub Command6_Click()
  mciExecute "Close cd"
End Sub