Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

ChartIntervalItem.Caption Property

Gets or sets the interval item’s caption.

Namespace: DevExpress.Xpf.Charts

Assembly: DevExpress.Xpf.Charts.v24.2.dll

NuGet Package: DevExpress.Wpf.Charts

#Declaration

public string Caption { get; set; }

#Property Value

Type Description
String

A caption for the interval item.

#Example

This example shows how to create a chart toolbar that allows you to:

  • Change a date-time axis unit used for series data aggregation.
  • Specify a visible data range.

<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:ChartToolbar"
        xmlns:dxc="http://schemas.devexpress.com/winfx/2008/xaml/charts" 
        xmlns:dxct="http://schemas.devexpress.com/winfx/2008/xaml/charts/themekeys" 
        xmlns:dxb="http://schemas.devexpress.com/winfx/2008/xaml/bars" 
        xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors" 
        xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core"
        x:Class="ChartToolbar.MainWindow"
        mc:Ignorable="d"
        Title="MainWindow" Height="458" Width="829">
    <DockPanel>
        <dxb:BarManager DockPanel.Dock="Top" Style="{DynamicResource {dxct:ChartToolbarThemeKey ResourceKey=BarManager}}" dxc:ChartControlBase.Chart="{Binding ElementName=chart}">
            <dxb:BarManager.Bars>  
                 <dxb:Bar x:Name="FinancialAxisGroup" Style="{DynamicResource {dxct:ChartToolbarThemeKey ResourceKey=BarFinancialAxisGroup}}">
                    <dxb:BarEditItem x:Name="FinancialAxisUnitItem" Style="{DynamicResource {dxct:ChartToolbarThemeKey ResourceKey=FinancialAxisUnitItem}}">
                        <dxb:BarEditItem.EditStyle>
                            <Style TargetType="{x:Type dxe:ComboBoxEdit}">
                                <Setter Property="SelectedIndex" Value="0"/>
                            </Style>
                        </dxb:BarEditItem.EditStyle>
                        <dxb:BarEditItem.EditSettings>
                            <dxe:ComboBoxEditSettings DisplayMember="Caption" IsTextEditable="False">
                                <dxe:ComboBoxEditSettings.Items>
                                    <dxc:ChartIntervalItem x:Name="FinancialAxisUnitItem_1_day" Caption="1 day" MeasureUnit="Day" MeasureUnitMultiplier="1"/>
                                    <dxc:ChartIntervalItem x:Name="FinancialAxisUnitItem_1_week" Caption="1 week" MeasureUnit="Week" MeasureUnitMultiplier="1"/>
                                    <dxc:ChartIntervalItem x:Name="FinancialAxisUnitItem_1_month" Caption="1 month" MeasureUnit="Month" MeasureUnitMultiplier="1"/>
                                </dxe:ComboBoxEditSettings.Items>
                            </dxe:ComboBoxEditSettings>
                        </dxb:BarEditItem.EditSettings>
                    </dxb:BarEditItem>
                    <dxb:BarEditItem x:Name="FinancialAxisPeriodItem" Style="{DynamicResource {dxct:ChartToolbarThemeKey ResourceKey=FinancialAxisPeriodItem}}">
                        <dxb:BarEditItem.EditStyle>
                            <Style TargetType="{x:Type dxe:ComboBoxEdit}">
                                <Setter Property="SelectedIndex" Value="0"/>
                            </Style>
                        </dxb:BarEditItem.EditStyle>
                        <dxb:BarEditItem.EditSettings>
                            <dxe:ComboBoxEditSettings DisplayMember="Caption" IsTextEditable="False">
                                <dxe:ComboBoxEditSettings.Items>
                                    <dxc:ChartIntervalItem x:Name="FinancialAxisPeriodItem_6_month" Caption="6 month" MeasureUnit="Month" MeasureUnitMultiplier="6"/>
                                    <dxc:ChartIntervalItem x:Name="FinancialAxisPeriodItem_1_year" Caption="1 year" MeasureUnit="Year" MeasureUnitMultiplier="1"/>
                                    <dxc:ChartIntervalItem x:Name="FinancialAxisPeriodItem_2_year" Caption="2 year" MeasureUnit="Year" MeasureUnitMultiplier="2"/>
                                </dxe:ComboBoxEditSettings.Items>
                            </dxe:ComboBoxEditSettings>
                        </dxb:BarEditItem.EditSettings>
                    </dxb:BarEditItem>
                </dxb:Bar>
            </dxb:BarManager.Bars>
        </dxb:BarManager>
        <Grid>
            <dxc:ChartControl x:Name="chart">
                <!-- ... -->
            </dxc:ChartControl>
        </Grid>
    </DockPanel>
</Window>
See Also