ContextItemCollection.Add(ContextItem) Method

Adds a ContextItem to a ContextItemCollection.

Namespace: DevExpress.Utils

Assembly: DevExpress.Utils.v25.1.dll

NuGet Packages: DevExpress.Utils, DevExpress.Wpf.Core

Declaration

C#

public int Add(
    ContextItem item
)

VB.NET

Public Function Add(
    item As ContextItem
) As Integer

Parameters

Name	Type	Description
item	ContextItem	A ContextItem to be added to a ContextItemCollection.

Returns

Type	Description
Int32	A ContextItem‘s index in the collection.

Remarks

The code below demonstrates how to add a new RatingContextButton to a ContextItemCollection.

C#

using DevExpress.Utils;
// ...
pictureEdit1.Properties.ContextButtons.Add(new RatingContextButton());

VB.NET

Imports DevExpress.Utils
' ...
pictureEdit1.Properties.ContextButtons.Add(New RatingContextButton())

The picture below demonstrates the result.

To set the ContextItem apart from the background, you may need to adjust ContextItemCollectionOptions, for example, TopPanelColor or BottomPanelColor.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the Add(ContextItem) method.

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#

winforms-calendar-dateedit-cell-appearance-customization/CS/Calendar_CellStyleProvider/Form1.cs#L29

calendarControl1.CellSize = new Size(50, 50);
calendarControl1.ContextButtons.Add(cb);
calendarControl1.ContextButtonCustomize += CalendarControl1_ContextButtonCustomize;

VB.NET

winforms-calendar-dateedit-cell-appearance-customization/VB/Calendar_CellStyleProvider/Form1.vb#L30

calendarControl1.CellSize = New Size(50, 50)
calendarControl1.ContextButtons.Add(cb)
AddHandler calendarControl1.ContextButtonCustomize, AddressOf CalendarControl1_ContextButtonCustomize