FileManagerSettingsDataSource.ParentKeyFieldName Property

Gets or sets the name of the data source field which provides the item parent key values.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v24.2.dll

Declaration

C#

[DefaultValue("")]
public string ParentKeyFieldName { get; set; }

VB.NET

<DefaultValue("")>
Public Property ParentKeyFieldName As String

Property Value

Type	Default	Description
String	String.Empty	A String value that specifies the name of the required data source field.

Property Paths

You can access this nested property as listed below:

Object Type	Path to ParentKeyFieldName
ASPxFileManager	.SettingsDataSource .ParentKeyFieldName
HtmlEditorFileManagerSettingsBase	.SettingsDataSource .ParentKeyFieldName

Remarks

This property is a wrapper of the DataSourceFileSystemProvider.ParentKeyFieldName property. Refer to its description for more information.

Example

Note

For a full example, see File Manager - Database Binding or File Manager - Details View demo.

ASPX

<dx:ASPxFileManager ID="fileManager" runat="server" DataSourceID="ArtsDataSource">
     <SettingsDataSource KeyFieldName="Id" ParentKeyFieldName="ParentID" NameFieldName="Name" IsFolderFieldName="IsFolder" FileBinaryContentFieldName="Data" LastWriteTimeFieldName="LastWriteTime" />
     ...
</dx:ASPxFileManager>
<ef:EntityDataSource ID="ArtsDataSource" runat="server" ContextTypeName="DevExpress.Web.Demos.DataContext" EntitySetName="Arts" StoreOriginalValuesInViewState="false" />

Example

ASPX

<dx:ASPxFileManager ID="fileManager" runat="server" DataSourceID="XpoDataSource1">

     ...

     <SettingsDataSource 
          KeyFieldName="Id" 
          ParentKeyFieldName="Pid" 
          NameFieldName="Name" 
          IsFolderFieldName="IsFolder" 
          FileBinaryContentFieldName="Data" 
          LastWriteTimeFieldName="LastWriteTime" />
</dx:ASPxFileManager>