如何在 Windows 上摘下耳機時自動關閉聲音

當您在播放音樂或觀看電影時不小心拔掉電腦耳機時，聲音將切換為透過電腦的外部揚聲器播放。如果你在辦公環境或擁擠的公共場所工作，就會影響到你周圍的每個人。然而，只需幾個設定步驟即可輕鬆解決所有問題。以下的文章將指導您如何在取下電腦上的耳機時自動關閉聲音。

如何在不關閉筆記型電腦的情況下關閉筆記型電腦並仍然聽音樂
在 Windows 7 上檢查麥克風和耳機的說明
在電腦上設定和安裝麥克風的說明

拔下耳機時關閉聲音的說明

步驟1：

按Windows + R組合鍵開啟「執行」對話方塊。然後輸入關鍵字記事本，點選確定開啟。

如何在 Windows 上摘下耳機時自動關閉聲音

第2步：

然後將下面的程式碼貼到記事本中，然後點擊“檔案”並選擇“另存為...”

[cmdletbinding()] Param() #Adding definitions for accessing the Audio API Add-Type -TypeDefinition @' using System.Runtime.InteropServices; [Guid("5CDF2C82-841E-4546-9722-0CF74078229A"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)] interface IAudioEndpointVolume { // f(), g(), ... are unused COM method slots. Define these if you care int f(); int g(); int h(); int i(); int SetMasterVolumeLevelScalar(float fLevel, System.Guid pguidEventContext); int j(); int GetMasterVolumeLevelScalar(out float pfLevel); int k(); int l(); int m(); int n(); int SetMute([MarshalAs(UnmanagedType.Bool)] bool bMute, System.Guid pguidEventContext); int GetMute(out bool pbMute); } [Guid("D666063F-1587-4E43-81F1-B948E807363F"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)] interface IMMDevice { int Activate(ref System.Guid id, int clsCtx, int activationParams, out IAudioEndpointVolume aev); } [Guid("A95664D2-9614-4F35-A746-DE8DB63617E6"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)] interface IMMDeviceEnumerator { int f(); // Unused int GetDefaultAudioEndpoint(int dataFlow, int role, out IMMDevice endpoint); } [ComImport, Guid("BCDE0395-E52F-467C-8E3D-C4579291692E")] class MMDeviceEnumeratorComObject { } public class Audio { static IAudioEndpointVolume Vol() { var enumerator = new MMDeviceEnumeratorComObject() as IMMDeviceEnumerator; IMMDevice dev = null; Marshal.ThrowExceptionForHR(enumerator.GetDefaultAudioEndpoint(/*eRender*/ 0, /*eMultimedia*/ 1, out dev)); IAudioEndpointVolume epv = null; var epvid = typeof(IAudioEndpointVolume).GUID; Marshal.ThrowExceptionForHR(dev.Activate(ref epvid, /*CLSCTX_ALL*/ 23, 0, out epv)); return epv; } public static float Volume { get {float v = -1; Marshal.ThrowExceptionForHR(Vol().GetMasterVolumeLevelScalar(out v)); return v;} set {Marshal.ThrowExceptionForHR(Vol().SetMasterVolumeLevelScalar(value, System.Guid.Empty));} } public static bool Mute { get { bool mute; Marshal.ThrowExceptionForHR(Vol().GetMute(out mute)); return mute; } set { Marshal.ThrowExceptionForHR(Vol().SetMute(value, System.Guid.Empty)); } } } '@ -Verbose While($true) { #Clean all events in the current session since its in a infinite loop, to make a fresh start when loop begins Get-Event | Remove-Event -ErrorAction SilentlyContinue #Registering the Event and Waiting for event to be triggered Register-WmiEvent -Class Win32_DeviceChangeEvent Wait-Event -OutVariable Event |Out-Null $EventType = $Event.sourceargs.newevent | ` Sort-Object TIME_CREATED -Descending | ` Select-Object EventType -ExpandProperty EventType -First 1 #Conditional logic to handle, When to Mute/unMute the machine using Audio API If($EventType -eq 3) { [Audio]::Mute = $true Write-Verbose "Muted [$((Get-Date).tostring())]" } elseif($EventType -eq 2 -and [Audio]::Mute -eq $true) { [Audio]::Mute = $false Write-Verbose "UnMuted [$((Get-Date).tostring())]" } }