[C#/UWP] MessageDialog 클래스 사용하기 (익명 대리자 사용)

■ MessageDialog 클래스를 사용하는 방법을 보여준다. (익명 대리자 사용)

▶ 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:local="using:TestProject"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d">
    <Grid Name="contentGrid"
        Background="{StaticResource ApplicationPageBackgroundThemeBrush}">
        <Button
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Content="메시지 대화 상자 표시하기"
            Click="button_Click" />
    </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:local="using:TestProject"

xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

mc:Ignorable="d">

<Grid Name="contentGrid"

Background="{StaticResource ApplicationPageBackgroundThemeBrush}">

<Button

HorizontalAlignment="Center"

VerticalAlignment="Center"

Content="메시지 대화 상자 표시하기"

Click="button_Click" />

</Grid>

</Page>

▶ MainPage.xaml.cs


using Windows.Foundation;
using Windows.UI;
using Windows.UI.Core;
using Windows.UI.Popups;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Media;

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

        #region 생성자 - MainPage()

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

        #endregion

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

        #region 버튼 클릭시 처리하기 - button_Click(sender, e)

        /// <summary>
        /// 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void button_Click(object sender, RoutedEventArgs e)
        {
            MessageDialog messageDialog = new MessageDialog("색상을 선택해 주시기 바랍니다.", "색상 선택");

            messageDialog.Commands.Add(new UICommand("빨강", null, Colors.Red  ));
            messageDialog.Commands.Add(new UICommand("녹색", null, Colors.Green));
            messageDialog.Commands.Add(new UICommand("파랑", null, Colors.Blue ));

            IAsyncOperation<IUICommand> asyncOperation = messageDialog.ShowAsync();

            asyncOperation.Completed = (asyncInfo, asyncStatus) =>
            {
                IUICommand uiCommand = asyncInfo.GetResults();

                Color color = (Color)uiCommand.Id;

                IAsyncAction asyncAction = this.Dispatcher.RunAsync
                (
                    CoreDispatcherPriority.Normal,
                    () => { this.contentGrid.Background = new SolidColorBrush(color); }
                );
            };
        }

        #endregion
    }
}

using Windows.Foundation;

using Windows.UI;

using Windows.UI.Core;

using Windows.UI.Popups;

using Windows.UI.Xaml;

using Windows.UI.Xaml.Controls;

using Windows.UI.Xaml.Media;

namespace TestProject

{

/// <summary>

/// 메인 페이지

/// </summary>

public sealed partial class MainPage : Page

{

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

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

#region 생성자 - MainPage()

/// <summary>

/// 생성자

/// </summary>

public MainPage()

{

this.InitializeComponent();

}

#endregion

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

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

#region 버튼 클릭시 처리하기 - button_Click(sender, e)

/// <summary>

/// 버튼 클릭시 처리하기

/// </summary>

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

/// <param name="e">이벤트 인자</param>

private void button_Click(object sender, RoutedEventArgs e)

{

MessageDialog messageDialog = new MessageDialog("색상을 선택해 주시기 바랍니다.", "색상 선택");

messageDialog.Commands.Add(new UICommand("빨강", null, Colors.Red ));

messageDialog.Commands.Add(new UICommand("녹색", null, Colors.Green));

messageDialog.Commands.Add(new UICommand("파랑", null, Colors.Blue ));

IAsyncOperation<IUICommand> asyncOperation = messageDialog.ShowAsync();

asyncOperation.Completed = (asyncInfo, asyncStatus) =>

{

IUICommand uiCommand = asyncInfo.GetResults();

Color color = (Color)uiCommand.Id;

IAsyncAction asyncAction = this.Dispatcher.RunAsync

(

CoreDispatcherPriority.Normal,

() => { this.contentGrid.Background = new SolidColorBrush(color); }

);

};

}

#endregion

}