[C#/WINUI3/.NET8] TreeView 엘리먼트 : ItemContainerStyle 속성을 사용해 항목 컨테이너 스타일 설정하기

■ TreeView 엘리먼트의 ItemContainerStyle 속성을 사용해 항목 컨테이너 스타일을 설정하는 방법을 보여준다.

※ 비주얼 스튜디오에서 TestProject(Unpackaged) 모드로 빌드한다.
※ TestProject.csproj 프로젝트 파일에서 WindowsPackageType 태그를 None으로 추가했다.

▶ MainPage.xaml


<?xml version="1.0" encoding="utf-8"?>
<Page x:Class="TestProject.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <Border
        HorizontalAlignment="Center"
        VerticalAlignment="Center"
        BorderThickness="1"
        BorderBrush="DarkGray">
        <TreeView
            Width="200"
            Height="200">
            <TreeView.ItemContainerStyle>
                <Style TargetType="TreeViewItem">
                    <Setter Property="CollapsedGlyph" Value="&#xE948;"   />
                    <Setter Property="ExpandedGlyph"  Value="&#xE949;"   />
                    <Setter Property="GlyphBrush"     Value="DarkOrange" />
                </Style>
            </TreeView.ItemContainerStyle>
            <TreeView.RootNodes>
                <TreeViewNode
                    Content="Flavors"
                    IsExpanded="True">
                    <TreeViewNode.Children>
                        <TreeViewNode Content="Vanilla"    />
                        <TreeViewNode Content="Strawberry" />
                        <TreeViewNode Content="Chocolate"  />
                    </TreeViewNode.Children>
                </TreeViewNode>
            </TreeView.RootNodes>
        </TreeView>
    </Border>
</Page>

<?xml version="1.0" encoding="utf-8"?>

<Page x:Class="TestProject.MainPage"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

Background="{ThemeResource ApplicationPageBackgroundThemeBrush}"

FontFamily="나눔고딕코딩"

FontSize="16">

<Border

HorizontalAlignment="Center"

VerticalAlignment="Center"

BorderThickness="1"

BorderBrush="DarkGray">

<TreeView

Width="200"

Height="200">

<TreeView.ItemContainerStyle>

</Style>

</TreeView.ItemContainerStyle>

<TreeView.RootNodes>

<TreeViewNode

Content="Flavors"

IsExpanded="True">

<TreeViewNode.Children>

</TreeViewNode.Children>

</TreeViewNode>

</TreeView.RootNodes>

</TreeView>

</Border>

</Page>

TestProject.zip