■ GridControl 클래스에서 상세 확장 버튼 표시를 조정하는 방법을 보여준다.
▶ IntegerToBooleanValueConverter.cs
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using System; using System.Globalization; using System.Windows.Data; namespace TestProject { /// <summary> /// 정수→진리값 값 변환자 /// </summary> [ValueConversion(typeof(object), typeof(bool))] public class IntegerToBooleanValueConverter : IValueConverter { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 변환하기 - Convert(value, targetType, parameter, cultureInfo) /// <summary> /// 변환하기 /// </summary> /// <param name="value">값</param> /// <param name="targetType">타겟 타입</param> /// <param name="parameter">매개 변수</param> /// <param name="cultureInfo">CultureInfo 객체</param> /// <returns>변환 값</returns> public object Convert(object value, Type targetType, object parameter, CultureInfo cultureInfo) { int count = (int)(value); return count > 0; } #endregion #region 역변환하기 - ConvertBack(value, targetType, parameter, cultureInfo) /// <summary> /// 역변환하기 /// </summary> /// <param name="value">값</param> /// <param name="targetType">타겟 타입</param> /// <param name="parameter">매개 변수</param> /// <param name="cultureInfo">CultureInfo 객체</param> /// <returns>역변환 값</returns> public object ConvertBack(object value, Type targetType, object parameter, CultureInfo cultureInfo) { return null; } #endregion } } |
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="clr-namespace:TestProject" Width="800" Height="600" Title="상세 확장 버튼 표시 조정하기" FontFamily="나눔고딕코딩" FontSize="16"> <Window.Resources> <local:IntegerToBooleanValueConverter x:Key="IntegerToBooleanValueConverterKey" /> </Window.Resources> <Grid> <dxg:GridControl x:Name="gridControl" AutoPopulateColumns="True"> <dxg:GridControl.DetailDescriptor> <dxg:DataControlDetailDescriptor ItemsSourcePath="ProductList"> <dxg:DataControlDetailDescriptor.DataControl> <dxg:GridControl AutoPopulateColumns="True"> <dxg:GridControl.View> <dxg:TableView ShowGroupPanel="False" /> </dxg:GridControl.View> </dxg:GridControl> </dxg:DataControlDetailDescriptor.DataControl> </dxg:DataControlDetailDescriptor> </dxg:GridControl.DetailDescriptor> <dxg:GridControl.View> <dxg:TableView ShowGroupPanel="False" IsDetailButtonVisibleBinding="{Binding Row.ProductList.Count, Converter={StaticResource IntegerToBooleanValueConverterKey}}" /> </dxg:GridControl.View> </dxg:GridControl> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System.Windows; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); this.gridControl.ItemsSource = new DataSource().CategoryList; } #endregion } } |
