■ IFilePicker 인터페이스의 PickAsync 메소드를 사용해 파일을 선택하는 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.READ_EXTERNAL_STORAGE" /> </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" Spacing="10"> <Frame HorizontalOptions="Center" WidthRequest="300" HeightRequest="300" BorderColor="Blue" Background="White" HasShadow="True"> <Image x:Name="image" Aspect="AspectFit" /> </Frame> <Button x:Name="selectImageFileButton" HorizontalOptions="Center" Text="이미지 파일 선택하기" /> </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.selectImageFileButton.Clicked += selectImageFileButton_Clicked; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 이미지 파일 선택하기 버튼 클릭시 처리하기 - selectImageFileButton_Clicked(sender, e) /// <summary> /// 이미지 파일 선택하기 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private async void selectImageFileButton_Clicked(object sender, EventArgs e) { FileResult result = await FilePicker.Default.PickAsync(PickOptions.Images); if(result != null) { string fileExtension = result.FileName.Substring(result.FileName.LastIndexOf('.')); if(fileExtension == ".jpg" || fileExtension == ".jpeg" || fileExtension == ".png") { Stream stream = await result.OpenReadAsync(); ImageSource imageSource = ImageSource.FromStream(() => stream); this.image.Source = imageSource; } } } #endregion } |
※ iOS의 경우 iCloud 기능을 활성화한다.
