DetailViewExtensions.CustomizeViewItemControl(DetailView, Controller, Action<ViewItem>, String[]) Method

Allows you to access and customize controls of specified View Items.

Namespace: DevExpress.ExpressApp

Assembly: DevExpress.ExpressApp.v24.1.dll

NuGet Package: DevExpress.ExpressApp

Declaration

C#

public static void CustomizeViewItemControl(
    this DetailView view,
    Controller controller,
    Action<ViewItem> customizeAction,
    params string[] viewItemsId
)

VB.NET

<ExtensionAttribute>
Public Shared Sub CustomizeViewItemControl(
    view As DetailView,
    controller As Controller,
    customizeAction As Action(Of ViewItem),
    ParamArray viewItemsId As String()
)

Parameters

Name	Type	Description
view	DetailView	A DetailView that contains the specified View Items.
controller	Controller	A Controller to customize controls of the specified View Items.
customizeAction	Action<ViewItem>	A method to customize controls of the specified View Items.
viewItemsId	String[]	Identifiers of View Items.

Remarks

The following code shows how to use this method to customize controls of the ActualWorkHours and EstimatedWorkHours View Items.

C#

using DevExpress.ExpressApp;
using DevExpress.ExpressApp.Editors;
using DevExpress.XtraEditors;
// ...
public class SetMinValueController : ObjectViewController<DetailView, DemoTask> {
    protected override void OnActivated() {
        base.OnActivated();
        View.CustomizeViewItemControl(this, SetMinValue, nameof(DemoTask.ActualWorkHours), nameof(DemoTask.EstimatedWorkHours));
    }
    private void SetMinValue(ViewItem viewItem) {
        SpinEdit spinEdit = (SpinEdit)viewItem.Control;
        spinEdit.Properties.MinValue = 0;
    }
}

VB.NET

Imports DevExpress.ExpressApp
Imports DevExpress.ExpressApp.Editors
Imports DevExpress.XtraEditors
' ...
Public Class SetMinValueController
    Inherits ObjectViewController(Of DetailView, DemoTask)
    Protected Overrides Sub OnActivated()
        MyBase.OnActivated()
        View.CustomizeViewItemControl(Me, AddressOf SetMinValue, nameof(DemoTask.ActualWorkHours), nameof(DemoTask.EstimatedWorkHours))
    End Sub
    Private Sub SetMinValue(ByVal viewItem As ViewItem)
        Dim spinEdit As SpinEdit = CType(viewItem.Control, SpinEdit)
        spinEdit.Properties.MinValue = 0
    End Sub
End Class

You can find the View Item’s identifier in the Model Editor.