■ ListView 엘리먼트에서 로그 또는 메시지 표시시 아래에서부터 항목을 추가하는 방법을 보여준다.
▶ Message.cs
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using System; using Windows.UI.Xaml; using Windows.UI.Xaml.Media; namespace TestProject { /// <summary> /// 메시지 /// </summary> public class Message { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 메시지 텍스트 - MessageText /// <summary> /// 메시지 텍스트 /// </summary> public string MessageText { get; private set; } #endregion #region 메시지 시간 - MessageTime /// <summary> /// 메시지 시간 /// </summary> public DateTime MessageTime { get; private set; } #endregion #region 메시지 정렬 - MessageAlignment /// <summary> /// 메시지 정렬 /// </summary> public HorizontalAlignment MessageAlignment { get; set; } #endregion #region 배경색 - BackgroundColor /// <summary> /// 배경색 /// </summary> public SolidColorBrush BackgroundColor { get; set; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - Message(messageText, messageTime, messageAlignment) /// <summary> /// 생성자 /// </summary> /// <param name="messageText">메시지 텍스트</param> /// <param name="messageTime">메시지 시간</param> /// <param name="messageAlignment">메시지 정렬</param> public Message(string messageText, DateTime messageTime, HorizontalAlignment messageAlignment) { MessageText = messageText; MessageTime = messageTime; MessageAlignment = messageAlignment; if(MessageAlignment == HorizontalAlignment.Left) { BackgroundColor = (SolidColorBrush)Application.Current.Resources["SystemControlBackgroundAccentBrush"]; } else if(MessageAlignment == HorizontalAlignment.Right) { BackgroundColor = (SolidColorBrush)Application.Current.Resources["SystemControlErrorTextForegroundBrush"]; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 문자열 구하기 - ToString() /// <summary> /// 문자열 구하기 /// </summary> /// <returns>문자열</returns> public override string ToString() { return $"{MessageTime.ToString()} {MessageText}"; } #endregion } } |
▶ MainPage.xaml
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<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" Background="{ThemeResource ApplicationPageBackgroundThemeBrush}" FontFamily="나눔고딕코딩" FontSize="16"> <Page.Resources> <DataTemplate x:Key="ListViewDataTemplateKey" x:DataType="local:Message"> <Grid Margin="5" HorizontalAlignment="{x:Bind MessageAlignment}" Height="Auto"> <StackPanel Width="350" MinHeight="75" CornerRadius="4" Padding="10 0 0 10" Background="{x:Bind BackgroundColor}"> <TextBlock Padding="0 10 0 0" Foreground="{ThemeResource SystemControlForegroundAltHighBrush}" FontSize="20" Text="{x:Bind MessageText}" /> <TextBlock Padding="0 0 0 10" Foreground="{ThemeResource SystemControlForegroundAltMediumHighBrush}" FontSize="15" Text="{x:Bind MessageTime}" /> </StackPanel> </Grid> </DataTemplate> </Page.Resources> <Grid> <Grid HorizontalAlignment="Center" VerticalAlignment="Center"> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="10" /> <ColumnDefinition Width="Auto" /> </Grid.ColumnDefinitions> <ListView Name="listView" Grid.Column="0" ItemTemplate="{StaticResource ListViewDataTemplateKey}" Width="600" Height="500" BorderThickness="1" BorderBrush="{ThemeResource SystemControlForegroundBaseMediumLowBrush}" SelectionMode="None"> <ListView.ItemsPanel> <ItemsPanelTemplate> <ItemsStackPanel ItemsUpdatingScrollMode="KeepLastItemInView" VerticalAlignment="Bottom" /> </ItemsPanelTemplate> </ListView.ItemsPanel> <ListView.ItemContainerStyle> <Style TargetType="ListViewItem"> <Setter Property="HorizontalContentAlignment" Value="Stretch" /> </Style> </ListView.ItemContainerStyle> </ListView> <StackPanel Grid.Column="2"> <Button Content="메시지 송신" Click="{x:Bind SendMessage}" /> <Button Margin="0 10 0 0" Content="메시지 수신" Click="{x:Bind ReceiveMessage}" /> </StackPanel> </Grid> </Grid> </Page> |
▶ MainPage.xaml.cs
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using System; 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 { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 메시지 카운트 /// </summary> private int messageCount; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// 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 = "ListView 엘리먼트 : 로그 또는 메시지 표시시 아래에서부터 항목 추가하기"; #endregion } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 메시지 송신하기 - SendMessage() /// <summary> /// 메시지 송신하기 /// </summary> private void SendMessage() { this.listView.Items.Add(new Message($"Message {++messageCount}", DateTime.Now, HorizontalAlignment.Right)); } #endregion #region 메시지 수신하기 - ReceiveMessage(e) /// <summary> /// 메시지 수신하기 /// </summary> private void ReceiveMessage() { this.listView.Items.Add(new Message($"Message {++messageCount}", DateTime.Now, HorizontalAlignment.Left)); } #endregion } } |
