[C#/WINUI2.5] ColorPicker 엘리먼트 : 색상 선택하기

■ ColorPicker 엘리먼트를 사용해 색상을 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>
        <Grid
            HorizontalAlignment="Center"
            VerticalAlignment="Center">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="Auto" />
                <ColumnDefinition Width="50"   />
                <ColumnDefinition Width="Auto" />
            </Grid.ColumnDefinitions>
            <muxc:ColorPicker Name="colorPicker" Grid.Column="0"
                IsMoreButtonVisible="{x:Bind isMoreButtonVisibleCheckBox.IsChecked.Value, Mode=OneWay}"
                IsColorSliderVisible="{x:Bind isColorSliderVisibleCheckBox.IsChecked.Value, Mode=OneWay}"
                IsColorChannelTextInputVisible="{x:Bind isColorChannelTextInputVisibleCheckBox.IsChecked.Value, Mode=OneWay}"
                IsHexInputVisible="{x:Bind isHexInputVisibleCheckBox.IsChecked.Value, Mode=OneWay}"
                IsAlphaEnabled="{x:Bind isAlphaEnabledCheckBox.IsChecked.Value, Mode=OneWay}"
                IsAlphaSliderVisible="{x:Bind isAlphaSliderVisibleCheckBox.IsChecked.Value, Mode=OneWay}"
                IsAlphaTextInputVisible="{x:Bind isAlphaTextInputVisibleCheckBox.IsChecked.Value, Mode=OneWay}" />
            <StackPanel Grid.Column="2">
                <CheckBox Name="isMoreButtonVisibleCheckBox"
                    Content="IsMoreButtonVisible 속성"
                    IsChecked="False" />
                <CheckBox Name="isColorSliderVisibleCheckBox"
                    Content="IsColorSliderVisible 속성"
                    IsChecked="True" />
                <CheckBox Name="isColorChannelTextInputVisibleCheckBox"
                    Content="IsColorChannelTextInputVisible 속성"
                    IsChecked="True" />
                <CheckBox Name="isHexInputVisibleCheckBox"
                    Content="IsHexInputVisible 속성"
                    IsChecked="True" />
                <CheckBox Name="isAlphaEnabledCheckBox"
                    Content="IsAlphaEnabled 속성" />
                <CheckBox Name="isAlphaSliderVisibleCheckBox"
                    Content="IsAlphaSliderVisible 속성"
                    IsChecked="True"
                    IsEnabled="{x:Bind isAlphaEnabledCheckBox.IsChecked.Value, Mode=OneWay}" />
                <CheckBox Name="isAlphaTextInputVisibleCheckBox"
                    Content="IsAlphaTextInputVisible 속성"
                    IsChecked="True"
                    IsEnabled="{x:Bind isAlphaEnabledCheckBox.IsChecked.Value, Mode=OneWay}" />
                <muxc:RadioButtons x:Name="colorSpectrumShapeRadioButtons"
                        Margin="0 10 0 0"
                        Header="색상 스펙트럼 형태"
                        SelectedIndex="0"
                        SelectionChanged="colorSpectrumShapeRadioButtons_SelectionChanged">
                    <x:String>사각형</x:String>
                    <x:String>원</x:String>
                </muxc:RadioButtons>
                <StackPanel Margin="0 10 0 0">
                    <TextBlock Text="선택 색상" />
                    <Rectangle
                        Margin="0 10 0 0"
                        Height="100"
                        StrokeThickness="1"
                        Stroke="{ThemeResource TextControlBorderBrush}">
                        <Rectangle.Fill>
                            <SolidColorBrush Color="{x:Bind colorPicker.Color, Mode=OneWay}" />
                        </Rectangle.Fill>
                    </Rectangle>
                </StackPanel>
            </StackPanel>
        </Grid>
    </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>

<Grid

HorizontalAlignment="Center"

VerticalAlignment="Center">

<Grid.ColumnDefinitions>

</Grid.ColumnDefinitions>

<muxc:ColorPicker Name="colorPicker" Grid.Column="0"

IsMoreButtonVisible="{x:Bind isMoreButtonVisibleCheckBox.IsChecked.Value, Mode=OneWay}"

IsColorSliderVisible="{x:Bind isColorSliderVisibleCheckBox.IsChecked.Value, Mode=OneWay}"

IsColorChannelTextInputVisible="{x:Bind isColorChannelTextInputVisibleCheckBox.IsChecked.Value, Mode=OneWay}"

IsHexInputVisible="{x:Bind isHexInputVisibleCheckBox.IsChecked.Value, Mode=OneWay}"

IsAlphaEnabled="{x:Bind isAlphaEnabledCheckBox.IsChecked.Value, Mode=OneWay}"

IsAlphaSliderVisible="{x:Bind isAlphaSliderVisibleCheckBox.IsChecked.Value, Mode=OneWay}"

IsAlphaTextInputVisible="{x:Bind isAlphaTextInputVisibleCheckBox.IsChecked.Value, Mode=OneWay}" />

<CheckBox Name="isMoreButtonVisibleCheckBox"

Content="IsMoreButtonVisible 속성"

IsChecked="False" />

<CheckBox Name="isColorSliderVisibleCheckBox"

Content="IsColorSliderVisible 속성"

IsChecked="True" />

<CheckBox Name="isColorChannelTextInputVisibleCheckBox"

Content="IsColorChannelTextInputVisible 속성"

IsChecked="True" />

<CheckBox Name="isHexInputVisibleCheckBox"

Content="IsHexInputVisible 속성"

IsChecked="True" />

<CheckBox Name="isAlphaEnabledCheckBox"

Content="IsAlphaEnabled 속성" />

<CheckBox Name="isAlphaSliderVisibleCheckBox"

Content="IsAlphaSliderVisible 속성"

IsChecked="True"

IsEnabled="{x:Bind isAlphaEnabledCheckBox.IsChecked.Value, Mode=OneWay}" />

<CheckBox Name="isAlphaTextInputVisibleCheckBox"

Content="IsAlphaTextInputVisible 속성"

IsChecked="True"

IsEnabled="{x:Bind isAlphaEnabledCheckBox.IsChecked.Value, Mode=OneWay}" />

<muxc:RadioButtons x:Name="colorSpectrumShapeRadioButtons"

Margin="0 10 0 0"

Header="색상 스펙트럼 형태"

SelectedIndex="0"

SelectionChanged="colorSpectrumShapeRadioButtons_SelectionChanged">

<x:String>사각형</x:String>

<x:String>원</x:String>

</muxc:RadioButtons>

<Rectangle

Margin="0 10 0 0"

Height="100"

StrokeThickness="1"

Stroke="{ThemeResource TextControlBorderBrush}">

<Rectangle.Fill>

</Rectangle.Fill>

</Rectangle>

</StackPanel>

</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;

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 = "ColorPicker 엘리먼트 : 색상 선택하기";

            #endregion
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 색상 스펙트럼 형태 라디오 버튼 리스트 선택 변경시 처리하기 - colorSpectrumShapeRadioButtons_SelectionChanged(sender, e)

        /// <summary>
        /// 색상 스펙트럼 형태 라디오 버튼 리스트 선택 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void colorSpectrumShapeRadioButtons_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            switch(this.colorSpectrumShapeRadioButtons.SelectedItem)
            {
                case "Box" :

                    this.colorPicker.ColorSpectrumShape = Microsoft.UI.Xaml.Controls.ColorSpectrumShape.Box;

                    break;

                default :

                    this.colorPicker.ColorSpectrumShape = Microsoft.UI.Xaml.Controls.ColorSpectrumShape.Ring;

                    break;
            }
        }

        #endregion
    }
}

using Windows.Foundation;

using Windows.Graphics.Display;

using Windows.UI.ViewManagement;

using Windows.UI.Xaml;

using Windows.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 = "ColorPicker 엘리먼트 : 색상 선택하기";

#endregion

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 색상 스펙트럼 형태 라디오 버튼 리스트 선택 변경시 처리하기 - colorSpectrumShapeRadioButtons_SelectionChanged(sender, e)

/// <summary>

/// 색상 스펙트럼 형태 라디오 버튼 리스트 선택 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void colorSpectrumShapeRadioButtons_SelectionChanged(object sender, SelectionChangedEventArgs e)

{

switch(this.colorSpectrumShapeRadioButtons.SelectedItem)

{

case "Box" :

this.colorPicker.ColorSpectrumShape = Microsoft.UI.Xaml.Controls.ColorSpectrumShape.Box;

break;

default :

this.colorPicker.ColorSpectrumShape = Microsoft.UI.Xaml.Controls.ColorSpectrumShape.Ring;

break;

}

#endregion

}

TestProject.zip