■ IFlashlight 인터페이스의 TurnOnAsync/TurnOffAsync 메소드를 사용해 플래시를 켜고 끄는 방법을 보여준다.
▶ Platforms/Android/AndroidManifest.xml
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<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android"> <application android:allowBackup="true" android:icon="@mipmap/appicon" android:roundIcon="@mipmap/appicon_round" android:supportsRtl="true"></application> <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> <uses-permission android:name="android.permission.CAMERA" /> <uses-permission android:name="android.permission.FLASHLIGHT" /> </manifest> |
▶ MainPage.xaml
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<?xml version="1.0" encoding="utf-8" ?> <ContentPage x:Class="TestProject.MainPage" xmlns="http://schemas.microsoft.com/dotnet/2021/maui" xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"> <StackLayout HorizontalOptions="Center" VerticalOptions="Center" Orientation="Horizontal"> <Label VerticalOptions="Center" FontSize="24" FontAttributes="Bold" Text="플래시" /> <Switch x:Name="flashSwitch" Margin="10,0,0,0" VerticalOptions="Center" /> </StackLayout> </ContentPage> |
▶ MainPage.xaml.cs
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namespace TestProject; /// <summary> /// 메인 페이지 /// </summary> public partial class MainPage : ContentPage { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainPage() /// <summary> /// 생성자 /// </summary> public MainPage() { InitializeComponent(); this.flashSwitch.Toggled += flashSwitch_Toggled; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 플래시 스위치 토글시 처리하기 - flashSwitch_Toggled(sender, e) /// <summary> /// 플래시 스위치 토글시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private async void flashSwitch_Toggled(object sender, ToggledEventArgs e) { try { if(e.Value) { await Flashlight.Default.TurnOnAsync(); } else { await Flashlight.Default.TurnOffAsync(); } } catch(FeatureNotSupportedException) { await DisplayAlert("ERROR", "해당 기능을 지원하지 않습니다.", "확인"); } catch(PermissionException) { await DisplayAlert("ERROR", "해당 기능의 권한이 없습니다.", "확인"); } catch(Exception) { } } #endregion } |
