ASPxFloatingActionButton Class

A floating action button.

Assembly: DevExpress.Web.v23.2.dll

Declaration

C#
VB.NET

public class ASPxFloatingActionButton :
    ASPxWebControl,
    IControlDesigner

Public Class ASPxFloatingActionButton
    Inherits ASPxWebControl
    Implements IControlDesigner

Remarks

ASPxFloatingActionButton appears in front of a container (HTML element or a control) when users interact with the container’s elements.

FAB-Overview

The floating action button supports two types of actions:

FAB with a single action: Executes the action once users click the floating action button.
FAB with multiple actions: The floating action button serves as a container for multiple actions. When pressed, the floating action button expands nested actions.

Run Demo: Floating Action Button - Features Run Demo: External FAB for GridView

Concept

Floating Action Button

Create a Floating Action Button

Design Time

The ASPxFloatingActionButton control is available on the DX.23.2: Navigation & Layout toolbox tab in the Microsoft Visual Studio IDE.

Drag the control onto a form and customize the control’s settings, or paste the control’s markup in the page’s source code.

ASPX

<dx:ASPxFloatingActionButton ID="ASPxFloatingActionButton1" runat="server" VerticalPosition="Bottom" HorizontalPosition="Right" TextVisibilityMode="Always">
    <Items> 
        <dx:FABAction ContextName="button1" Text="Action 1" ActionName="Action1" />
        <dx:FABActionGroup ContextName="button2" Text="Action Group"> 
            <Items> 
                <dx:FABActionItem ActionName="Action2" Text="Action 2" />
                <dx:FABActionItem ActionName="Action3" Text="Action 3" />
            </Items> 
        </dx:FABActionGroup> 
    </Items>
</dx:ASPxFloatingActionButton>

using DevExpress.Web;
...
protected void Page_Load(object sender, EventArgs e)
{

ASPxFloatingActionButton floatingActionButton = new ASPxFloatingActionButton();
    floatingActionButton.ID = "fab";
    Page.Form.Controls.Add(floatingActionButton);

    FABAction Action1 = new FABAction("button1", "Action1");
    FABActionGroup Group = new FABActionGroup();
    FABActionItem Action2 = new FABActionItem("Action2");
    FABActionItem Action3 = new FABActionItem("Action3");
    Group.Items.Add(Action2);
    Group.Items.Add(Action3);
    floatingActionButton.Items.Add(Action1);
    floatingActionButton.Items.Add(Group);
}

Imports DevExpress.Web

Private Sub SurroundingSub()
    Dim floatingActionButton As ASPxFloatingActionButton = New ASPxFloatingActionButton()
    floatingActionButton.ID = "fab"
    Page.Form.Controls.Add(floatingActionButton)
    Dim Action1 As FABAction = New FABAction("button1", "Action1")
    Dim Group As FABActionGroup = New FABActionGroup()
    Dim Action2 As FABActionItem = New FABActionItem("Action2")
    Dim Action3 As FABActionItem = New FABActionItem("Action3")
    Group.Items.Add(Action2)
    Group.Items.Add(Action3)
    floatingActionButton.Items.Add(Action1)
    floatingActionButton.Items.Add(Group)
End Sub

Client-Side API

The ASPxFloatingActionButton control supports a client-side functionality implemented with the JavaScript language.

Availability	Available by default.
Client object type	ASPxClientFloatingActionButton
Access name	ASPxFloatingActionButton.ClientInstanceName
Events	ASPxFloatingActionButton.ClientSideEvents

Container Element

You can associate the floating action button with any HTML element or web control on a page (ContainerElementID). The page displayes the floating action button in front of the container.

FAB-Container

Position

Use the VerticalPosition and HorizontalPosition properties to specify the floating action button’s position relative to the container.

ASPX

<dx:ASPxFloatingActionButton runat="server" 
    VerticalPosition="Bottom" 
    HorizontalPosition="Right" >
    ...
</dx:ASPxFloatingActionButton>

Appearance Customization

You can specify an image for each floating action button’s type and nested action items.

FABActionItem.Image: Specifies an image displayed within the action item.
FABActionGroup.CollapseImage: Specifies an image which collapses the action group on a click.
FABActionGroup.ExpandImage: Specifies an image which expands the action group on a click.