ToolTipRelativePosition Class

Specifies a tooltip position depending on the tree map item arrangement for which this tooltip is invoked.

Namespace: DevExpress.Xpf.TreeMap

Assembly: DevExpress.Xpf.TreeMap.v20.1.dll

Declaration

public class ToolTipRelativePosition :
    ToolTipPosition
Public Class ToolTipRelativePosition
    Inherits ToolTipPosition

Remarks

Use the ToolTipOptions.Position property to get access to the ToolTipRelativePosition object.

To learn more on tooltips, see the Tooltips topic.

Examples

The following properties allow you to customize TreeMap tooltips.

<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>
See Also