[C#/UWP] TreeView 엘리먼트 : SelectionMode 속성을 사용해 멀티 선택하기

■ TreeView 엘리먼트의 SelectionMode 속성을 사용해 멀티 선택하는 방법을 보여준다.

▶ MainPage.xaml


<Page x:Class="TestProject.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:muxc="using:Microsoft.UI.Xaml.Controls"
    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <Grid>
        <Border
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            BorderThickness="1"
            BorderBrush="{ThemeResource TextControlBorderBrush}">
            <muxc:TreeView Name="treeView"
                Width="400"
                Height="400"
                SelectionMode="Multiple" />
        </Border>
    </Grid>
</Page>

<Page x:Class="TestProject.MainPage"

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

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

xmlns:muxc="using:Microsoft.UI.Xaml.Controls"

Background="{ThemeResource ApplicationPageBackgroundThemeBrush}"

FontFamily="나눔고딕코딩"

FontSize="16">

<Grid>

<Border

HorizontalAlignment="Center"

VerticalAlignment="Center"

BorderThickness="1"

BorderBrush="{ThemeResource TextControlBorderBrush}">

<muxc:TreeView Name="treeView"

Width="400"

Height="400"

SelectionMode="Multiple" />

</Border>

</Grid>

</Page>

▶ MainPage.xaml.cs


using Windows.Foundation;
using Windows.Graphics.Display;
using Windows.UI.ViewManagement;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;

using muxc = Microsoft.UI.Xaml.Controls;

namespace TestProject
{
    /// <summary>
    /// 메인 페이지
    /// </summary>
    public sealed partial class MainPage : Page
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainPage()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainPage()
        {
            InitializeComponent();

            #region 윈도우 크기를 설정한다.

            double width  = 800d;
            double height = 600d;

            double dpi = (double)DisplayInformation.GetForCurrentView().LogicalDpi;

            ApplicationView.PreferredLaunchWindowingMode = ApplicationViewWindowingMode.PreferredLaunchViewSize;

            Size windowSize = new Size(width * 96d / dpi, height * 96d / dpi);

            ApplicationView.PreferredLaunchViewSize = windowSize;

            Window.Current.Activate();

            ApplicationView.GetForCurrentView().TryResizeView(windowSize);

            #endregion
            #region 윈도우 제목을 설정한다.

            ApplicationView.GetForCurrentView().Title = "TreeView 엘리먼트 : SelectionMode 속성을 사용해 멀티 선택하기";

            #endregion

            muxc.TreeViewNode workFolder = new muxc.TreeViewNode() { Content = "Work Documents" };

            workFolder.IsExpanded = true;

            workFolder.Children.Add(new muxc.TreeViewNode() { Content = "XYZ Functional Spec"          });
            workFolder.Children.Add(new muxc.TreeViewNode() { Content = "Feature Schedule"             });
            workFolder.Children.Add(new muxc.TreeViewNode() { Content = "Overall Project Plan"         });
            workFolder.Children.Add(new muxc.TreeViewNode() { Content = "Feature Resources Allocation" });

            muxc.TreeViewNode remodelFolder = new muxc.TreeViewNode() { Content = "Home Remodel" };

            remodelFolder.IsExpanded = true;

            remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Contractor Contact Info" });
            remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Paint Color Scheme"      });
            remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Flooring woodgrain type" });
            remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Kitchen cabinet style"   });

            muxc.TreeViewNode personalFolder = new muxc.TreeViewNode() { Content = "Personal Documents" };

            personalFolder.IsExpanded = true;

            personalFolder.Children.Add(remodelFolder);

            this.treeView.RootNodes.Add(workFolder);
            this.treeView.RootNodes.Add(personalFolder);
        }

        #endregion
    }
}

using Windows.Foundation;

using Windows.Graphics.Display;

using Windows.UI.ViewManagement;

using Windows.UI.Xaml;

using Windows.UI.Xaml.Controls;

using muxc = Microsoft.UI.Xaml.Controls;

namespace TestProject

{

/// <summary>

/// 메인 페이지

/// </summary>

public sealed partial class MainPage : Page

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성자 - MainPage()

/// <summary>

/// 생성자

/// </summary>

public MainPage()

{

InitializeComponent();

#region 윈도우 크기를 설정한다.

double width = 800d;

double height = 600d;

double dpi = (double)DisplayInformation.GetForCurrentView().LogicalDpi;

ApplicationView.PreferredLaunchWindowingMode = ApplicationViewWindowingMode.PreferredLaunchViewSize;

Size windowSize = new Size(width * 96d / dpi, height * 96d / dpi);

ApplicationView.PreferredLaunchViewSize = windowSize;

Window.Current.Activate();

ApplicationView.GetForCurrentView().TryResizeView(windowSize);

#endregion

#region 윈도우 제목을 설정한다.

ApplicationView.GetForCurrentView().Title = "TreeView 엘리먼트 : SelectionMode 속성을 사용해 멀티 선택하기";

#endregion

muxc.TreeViewNode workFolder = new muxc.TreeViewNode() { Content = "Work Documents" };

workFolder.IsExpanded = true;

workFolder.Children.Add(new muxc.TreeViewNode() { Content = "XYZ Functional Spec" });

workFolder.Children.Add(new muxc.TreeViewNode() { Content = "Feature Schedule" });

workFolder.Children.Add(new muxc.TreeViewNode() { Content = "Overall Project Plan" });

workFolder.Children.Add(new muxc.TreeViewNode() { Content = "Feature Resources Allocation" });

muxc.TreeViewNode remodelFolder = new muxc.TreeViewNode() { Content = "Home Remodel" };

remodelFolder.IsExpanded = true;

remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Contractor Contact Info" });

remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Paint Color Scheme" });

remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Flooring woodgrain type" });

remodelFolder.Children.Add(new muxc.TreeViewNode() { Content = "Kitchen cabinet style" });

muxc.TreeViewNode personalFolder = new muxc.TreeViewNode() { Content = "Personal Documents" };

personalFolder.IsExpanded = true;

personalFolder.Children.Add(remodelFolder);

this.treeView.RootNodes.Add(workFolder);

this.treeView.RootNodes.Add(personalFolder);

}

#endregion

}

TestProject.zip

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[C#/UWP] TreeView 엘리먼트 : SelectionMode 속성을 사용해 멀티 선택하기

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