[C#/WPF] ListBox 엘리먼트 : AlternationConverter 객체를 사용해 리스트 박스 항목 배경색/전경색 설정하기

TestProject.zip

다운로드

▶ SampleCollection.cs

using System.Collections.ObjectModel;

namespace TestProject
{
    /// <summary>
    /// 샘플 컬렉션
    /// </summary>
    public class SampleCollection : ObservableCollection<string>
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - SampleCollection()

        /// <summary>
        /// 생성자
        /// </summary>
        public SampleCollection()
        {
            Add("항목 1");
            Add("항목 2");
            Add("항목 3");
            Add("항목 4");
            Add("항목 5");
        }

        #endregion
    }
}

 

728x90

 

▶ MainWindow.xaml

<Window x:Class="TestProject.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:TestProject"
    Width="800"
    Height="600"
    Title="ListBox 엘리먼트 : AlternationConverter 객체를 사용해 리스트 박스 항목 배경색/전경색 설정하기"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <Window.Resources>
        <local:SampleCollection x:Key="SampleCollectionKey" />
        <AlternationConverter x:Key="BackgroundAlternationConverterKey">
            <SolidColorBrush>Blue</SolidColorBrush>
            <SolidColorBrush>CornflowerBlue</SolidColorBrush>
            <SolidColorBrush>LightBlue</SolidColorBrush>
        </AlternationConverter>
        <AlternationConverter x:Key="ForegroundAlternationConverterKey">
            <SolidColorBrush>White</SolidColorBrush>
            <SolidColorBrush>Black</SolidColorBrush>
            <SolidColorBrush>Navy</SolidColorBrush>
        </AlternationConverter>
        <Style x:Key="ListBoxItemStyleKey" TargetType="{x:Type ListBoxItem}">
            <Setter Property="Padding"    Value="5" />
            <Setter Property="Background"
                Value="{Binding RelativeSource={RelativeSource Self}, Path=(ItemsControl.AlternationIndex),
                    Converter={StaticResource BackgroundAlternationConverterKey}}" />
            <Setter Property="Foreground"
                Value="{Binding RelativeSource={RelativeSource Self}, Path=(ItemsControl.AlternationIndex),
                    Converter={StaticResource ForegroundAlternationConverterKey}}" />
        </Style>
    </Window.Resources>
    <Grid>
        <ListBox
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Width="200"
            Height="200"
            Padding="5"
            AlternationCount="3"
            ItemContainerStyle="{StaticResource ListBoxItemStyleKey}"
            ItemsSource="{StaticResource SampleCollectionKey}" />
    </Grid>
</Window>