ListBoxProperties.SelectAllStyle Property

Gets the style settings that define the appearance of the list box’s “Select All” element.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v18.2.dll

Declaration

C#

public AppearanceStyle SelectAllStyle { get; }

VB.NET

Public ReadOnly Property SelectAllStyle As AppearanceStyle

Property Value

Type	Description
AppearanceStyle	A AppearanceStyle object containing style settings.

Remarks

The SelectAllStyle property provides access to the style settings which define the appearance style of the following list box elements as listed below:

• the header element if the list box has no columns;

  

  ASPX

  
  <dx:ASPxListBox SelectionMode="CheckColumn" EnableSelectAll="true" ID="ASPxListBox1" runat="server" Height="135px" Width="135px">
      <SelectAllStyle BackColor="#0099CC">
      </SelectAllStyle>
      <Items>
          ...
      </Items>
  </dx:ASPxListBox>
  

• the header element of the check box column (where the “Select All” check box is located) if the list box has columns;

  

  ASPX

  
  <dx:ASPxListBox SelectionMode="CheckColumn" ID="ASPxListBox2" EnableSelectAll="true" runat="server" DataSourceID="SqlDataSource1">
      <Columns>
          ...
      </Columns>
      <SelectAllStyle BackColor="#0099CC">
      </SelectAllStyle>
  </dx:ASPxListBox>