■ VariableMultiValueConverter 클래스에서 복수 진리 값 → 단일 진리 값 변환자를 사용하는 방법을 보여준다.
▶ 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"> <Label x:Name="label" HorizontalOptions="Center" VerticalOptions="Center" FontSize="24" /> </ContentPage> |
▶ MainPage.xaml.cs
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using CommunityToolkit.Maui.Converters; namespace TestProject; /// <summary> /// 메인 페이지 /// </summary> public partial class MainPage : ContentPage { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 선택 값 1 - SelectedValue1 /// <summary> /// 선택 값 1 /// </summary> public int SelectedValue1 { get; set; } #endregion #region 선택 값 2 - SelectedValue2 /// <summary> /// 선택 값 2 /// </summary> public int SelectedValue2 { get; set; } #endregion #region 선택 값 3 - SelectedValue3 /// <summary> /// 선택 값 3 /// </summary> public int SelectedValue3 { get; set; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainPage() /// <summary> /// 생성자 /// </summary> public MainPage() { InitializeComponent(); SelectedValue1 = 10; SelectedValue2 = 0; SelectedValue3 = 1; VariableMultiValueConverter converter = new VariableMultiValueConverter(); converter.ConditionType = MultiBindingCondition.LessThan; converter.Count = 2; List<BindingBase> bindingBaseList = new List<BindingBase>(); bindingBaseList.Add(new Binding(nameof(SelectedValue1))); bindingBaseList.Add(new Binding(nameof(SelectedValue2))); bindingBaseList.Add(new Binding(nameof(SelectedValue3))); MultiBinding binding = new MultiBinding(); binding.Converter = converter; binding.Bindings = bindingBaseList; this.label.SetBinding(Label.TextProperty, binding); BindingContext = this; } #endregion } |
▶ MauiProgram.cs
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using CommunityToolkit.Maui; namespace TestProject; /// <summary> /// MAUI 프로그램 /// </summary> public static class MauiProgram { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region MAUI 앱 생성하기 - CreateMauiApp() /// <summary> /// MAUI 앱 생성하기 /// </summary> /// <returns>MAUI 앱</returns> public static MauiApp CreateMauiApp() { MauiAppBuilder builder = MauiApp.CreateBuilder(); builder .UseMauiApp<App>() .UseMauiCommunityToolkit() .ConfigureFonts ( fontCollection => { fontCollection.AddFont("OpenSans-Regular.ttf" , "OpenSansRegular" ); fontCollection.AddFont("OpenSans-Semibold.ttf", "OpenSansSemibold"); } ); return builder.Build(); } #endregion } |
