BaseEdit.ErrorToolTipContentTemplate Property

Gets or sets a template that presents the content of an editor’s error tooltip. This is a dependency property.

Namespace: DevExpress.Xpf.Editors

Assembly: DevExpress.Xpf.Core.v19.1.dll

Declaration

C#

public DataTemplate ErrorToolTipContentTemplate { get; set; }

VB.NET

Public Property ErrorToolTipContentTemplate As DataTemplate

Property Value

Type	Description
DataTemplate	A DataTemplate object that represents the data template.

Remarks

If an editor’s value is invalid and the data validation mechanism in enabled, an error icon is displayed within the editor. When the mouse pointer hovers over this icon, a tooltip that describes the error is displayed. To change the error tooltop’s content presentation, create a data template and assign it to the ErrorToolTipContentTemplate property.

To learn more, see Input Validation.

Example

The following example shows how to customize the visual representation of an editor’s error tooltip.

XAML

<dxe:DateEdit MaxValue="12/13/2010" MinValue="01/15/2008">
    <dxe:DateEdit.ErrorToolTipContentTemplate>
        <DataTemplate>
            <TextBlock Text="Value is out of borders" Foreground="Red" FontSize="18"/>
        </DataTemplate>
    </dxe:DateEdit.ErrorToolTipContentTemplate>
</dxe:DateEdit>

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ErrorToolTipContentTemplate property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-show-warnings-using-the-idataerrorinfo-interface-implemented-at-the-data-level-e3459/VB/MainWindow.xaml#L27

<dxe:TextEdit EditValue="{Binding Path=TestString, ValidatesOnDataErrors=True, UpdateSourceTrigger=PropertyChanged}">
    <dxe:TextEdit.ErrorToolTipContentTemplate>
        <DataTemplate>