using?Microsoft.DirectX.DirectSound;
using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?WindowsFormsApp1
{
????public?partial?class?Form1?:?Form
????{
????????private?DevicesCollection?myDevices?=?null;
????????private?struct?myDeviceDescription
????????{
????????????public?DeviceInformation?info;
????????????public?override?string?ToString（）
????????????{
????????????????return?info.Description;
????????????}
????????????public?myDeviceDescription（DeviceInformation?di）
????????????{
????????????????info?=?di;
????????????}
????????}

????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{

????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????myDevices?=?new?DevicesCollection（）;
????????????Guid?driverGuid?=?Guid.Empty;
????????????foreach?（DeviceInformation?deviceInfo?in?myDevices）
????????????{
????????????????if?（!string.IsNullOrEmpty（deviceInfo.ModuleName））
????????????????{
????????????????????driverGuid?=?deviceInfo.DriverGuid;
					break;
????????????????}
????????????}

????????????Device?dv?=?new?Device（driverGuid）;
????????????dv.SetCooperativeLevel（this?CooperativeLevel.Normal）;
????????????SecondaryBuffer?buf?=?new?SecondaryBuffer（“nopayhint.wav“?dv）;
????????????buf.Play（0?BufferPlayFlags.Default）;
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1147??2018-05-16?13:22??WindowsFormsApp1.sln

?????文件????????231??2018-05-16?13:29??WindowsFormsApp1\App.config

?????文件?????178176??2005-03-18?16:23??WindowsFormsApp1\bin\Debug\Microsoft.DirectX.DirectSound.dll

?????文件?????348085??2006-03-07?22:46??WindowsFormsApp1\bin\Debug\Microsoft.DirectX.DirectSound.xml

?????文件?????223232??2005-03-18?16:23??WindowsFormsApp1\bin\Debug\Microsoft.DirectX.dll

?????文件?????265390??2006-03-07?22:46??WindowsFormsApp1\bin\Debug\Microsoft.DirectX.xml

????I.A....????818990??2018-05-16?13:52??WindowsFormsApp1\bin\Debug\nopayhint.wav

?????文件???????9728??2018-05-22?15:29??WindowsFormsApp1\bin\Debug\WindowsFormsApp1.exe

?????文件????????231??2018-05-16?13:29??WindowsFormsApp1\bin\Debug\WindowsFormsApp1.exe.config

?????文件??????22016??2018-05-22?15:29??WindowsFormsApp1\bin\Debug\WindowsFormsApp1.pdb

?????文件???????1624??2018-05-23?16:11??WindowsFormsApp1\Form1.cs

?????文件???????2103??2018-05-16?13:05??WindowsFormsApp1\Form1.Designer.cs

?????文件???????5817??2018-05-16?13:05??WindowsFormsApp1\Form1.resx

?????文件???????1464??2018-05-16?12:53??WindowsFormsApp1\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7464??2018-05-16?13:29??WindowsFormsApp1\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2018-05-15?14:08??WindowsFormsApp1\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2018-05-15?14:08??WindowsFormsApp1\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2018-05-15?14:08??WindowsFormsApp1\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件??????????0??2018-05-22?15:29??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.csproj.CopyComplete

?????文件?????????42??2018-05-16?13:08??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.csproj.CoreCompileInputs.cache

?????文件???????1588??2018-05-16?13:09??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.csproj.FileListAbsolute.txt

?????文件???????1012??2018-05-16?13:05??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.csproj.GenerateResource.Cache

?????文件??????12652??2018-05-16?13:04??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.csprojResolveAssemblyReference.cache

?????文件???????9728??2018-05-22?15:29??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.exe

?????文件????????180??2018-05-16?13:29??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.Form1.resources

?????文件??????22016??2018-05-22?15:29??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.pdb

?????文件????????180??2018-05-16?13:29??WindowsFormsApp1\obj\Debug\WindowsFormsApp1.Properties.Resources.resources

?????文件????????528??2018-05-15?14:08??WindowsFormsApp1\Program.cs

?????文件???????1348??2018-05-15?14:08??WindowsFormsApp1\Properties\AssemblyInfo.cs

?????文件???????2845??2018-05-15?14:08??WindowsFormsApp1\Properties\Resources.Designer.cs

............此處省略14個文件信息