TableView.MasterDetailExpandGlyphTemplate Property

Gets or sets the template used to display the expand glyph in master-detail rows. This is a dependency property.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v26.1.dll

Declaration

C#

public DataTemplate MasterDetailExpandGlyphTemplate { get; set; }

VB.NET

Public Property MasterDetailExpandGlyphTemplate As DataTemplate

Property Value

Type	Description
DataTemplate	A DataTemplate that displays the expand glyph in master-detail rows.

Remarks

Assign a DataTemplate to the MasterDetailExpandGlyphTemplate property to replace the icon displayed when a master row is collapsed. To replace the predefined glyph, use the MasterDetailCollapseGlyphTemplate property.

Supported Themes

The MasterDetailExpandGlyphTemplate property supports the following themes:

• Office 2016 SE Themes
• Visual Studio 2017 Themes
• Visual Studio 2019 Themes
• Office 2019 Themes
• Windows 10 Themes
• Windows 11 Themes

Example: Customize Master-Detail Expand and Collapse Glyphs

The following example assigns arrow icons as expand and collapse glyphs for master-detail rows:

XAML

<dx:ThemedWindow xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                 xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                 xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
                 xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid">
    <dx:ThemedWindow.Resources>
        <DataTemplate x:Key="MasterExpandTemplate">
            <Path Data="M 0,0 L 8,4 L 0,8 Z"
                  Fill="{Binding Path=(TextBlock.Foreground), RelativeSource={RelativeSource AncestorType=ContentPresenter}}"
                  HorizontalAlignment="Center" VerticalAlignment="Center"/>
        </DataTemplate>
        <DataTemplate x:Key="MasterCollapseTemplate">
            <Path Data="M 0,0 L 8,0 L 4,8 Z"
                  Fill="{Binding Path=(TextBlock.Foreground), RelativeSource={RelativeSource AncestorType=ContentPresenter}}"
                  HorizontalAlignment="Center" VerticalAlignment="Center"/>
        </DataTemplate>
    </dx:ThemedWindow.Resources>

    <dxg:GridControl ItemsSource="{Binding Customers}">
        <dxg:GridControl.View>
            <dxg:TableView MasterDetailExpandGlyphTemplate="{StaticResource MasterExpandTemplate}"
                           MasterDetailCollapseGlyphTemplate="{StaticResource MasterCollapseTemplate}"/>
        </dxg:GridControl.View>
        <dxg:GridControl.DetailDescriptor>
            <dxg:DataControlDetailDescriptor ItemsSourcePath="Orders">
                <dxg:DataControlDetailDescriptor.DataControl>
                    <dxg:GridControl>
                        <dxg:GridControl.View>
                            <dxg:TableView ShowGroupPanel="False"/>
                        </dxg:GridControl.View>
                    </dxg:GridControl>
                </dxg:DataControlDetailDescriptor.DataControl>
            </dxg:DataControlDetailDescriptor>
        </dxg:GridControl.DetailDescriptor>
    </dxg:GridControl>
</dx:ThemedWindow>