HierarchicalChartControlBase.ToolTipContentTemplate Property

Specifies a data template used to display the tooltip content of Sunburst or TreeMap items.

Namespace: DevExpress.Xpf.TreeMap

Assembly: DevExpress.Xpf.TreeMap.v25.1.dll

NuGet Package: DevExpress.Wpf.TreeMap

Declaration

C#

[NonCategorized]
public DataTemplate ToolTipContentTemplate { get; set; }

VB.NET

<NonCategorized>
Public Property ToolTipContentTemplate As DataTemplate

Property Value

Type	Description
DataTemplate	A data template used to display the tooltip content of Sunburst or TreeMap items.

Remarks

A ToolTipInfo object is the DataContext for the ToolTipContentTemplate.

Example

The following properties allow you to customize TreeMap tooltips:

• ToolTipEnabled - indicates whether tooltips are displayed.
• ToolTipOptions - allows you to configure common tooltip options: ToolTipOptions.Position, ToolTipOptions.OpenMode, ToolTipOptions.InitialDelay and ToolTipOptions.AutoPopDelay.
• ToolTipPattern - specifies a tooltip text pattern for the leaf treemap items.
• ToolTipGroupPattern - specifies a tooltip text pattern for the group treemap items.
• ToolTipContentTemplate - specifies a data template for the leaf item tooltip’s content.
• ToolTipGroupContentTemplate - specifies a data template for the group item tooltip’s content.
• ToolTipTemplate - specifies a data template that allows you to change tooltip appearance.

MainWindow.xaml

<Window.Resources>
    <DataTemplate x:Key="tooltipContentTemplate">
        <StackPanel Orientation="Vertical"
                    Margin="8">
            <TextBlock Text="{Binding Item.Label}"
                       Foreground="White" 
                       FontSize="24"/>
            <TextBlock Text="{Binding Path=ToolTipText}"
                       Foreground="LightGray"/>
        </StackPanel>
    </DataTemplate>
    <DataTemplate x:Key="tooltipTemplate">
        <Grid>
            <Border CornerRadius="8" 
                    Background="#FF303030">
                <ContentPresenter Content="{Binding}" 
                                  ContentTemplate="{Binding ContentTemplate}"/>
            </Border>
        </Grid>
    </DataTemplate>
</Window.Resources>
<dxtm:TreeMapControl ToolTipEnabled="true"
                     ToolTipPattern="{}GDP: {V:C} millions"
                     ToolTipContentTemplate="{Binding Source={StaticResource tooltipContentTemplate}}"
                     ToolTipGroupPattern="{} Summary GDP: {V:C} millions"
                     ToolTipGroupContentTemplate="{Binding Source={StaticResource tooltipContentTemplate}}"
                     ToolTipTemplate="{Binding Source={StaticResource tooltipTemplate}}">
    <dxtm:TreeMapControl.ToolTipOptions>
        <dxtm:ToolTipOptions Position="{Binding ElementName=lbPosition, Path=SelectedValue}"
                                OpenMode="{Binding ElementName=lbOpenMode, Path=SelectedValue}">
        </dxtm:ToolTipOptions>
    </dxtm:TreeMapControl.ToolTipOptions>
</dxtm:TreeMapControl>
<ListBox Grid.Row="1"
            x:Name="lbPosition"
            DisplayMemberPath="PositionName"
            SelectedValuePath="Position"
            SelectedIndex="0">
    <local:PositionWrapper PositionName="Mouse">
        <dxtm:ToolTipMousePosition/>
    </local:PositionWrapper>
    <local:PositionWrapper PositionName="Relative">
        <dxtm:ToolTipRelativePosition Origin="0.5 0"/>
    </local:PositionWrapper>
</ListBox>
<ListBox Grid.Row="3"
            x:Name="lbOpenMode"
            DisplayMemberPath="OpenModeName"
            SelectedValuePath="OpenMode"
            SelectedIndex="0">
    <local:OpenModeWrapper OpenModeName="On Hover" 
                            OpenMode="OnHover"/>
    <local:OpenModeWrapper OpenModeName="On Click" 
                            OpenMode="OnClick"/>
</ListBox>