FileManagerSettings.AllowedFileExtensions Property

Gets or sets the file extensions allowed for display in the ASPxFileManager.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v23.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

public virtual string[] AllowedFileExtensions { get; set; }

VB.NET

Public Overridable Property AllowedFileExtensions As String()

Property Value

Type	Description
String[]	An array of String values that contains the file extensions allowed.

Property Paths

You can access this nested property as listed below:

Object Type	Path to AllowedFileExtensions
ASPxFileManager	.Settings .AllowedFileExtensions

Remarks

The AllowedFileExtensions property specifies which file extensions can be displayed in the file manager (ASPxFileManager). An array of extensions are standard file extensions which begin with a dot symbol.

Note

Use this property to specified allowed file extensions for upload.

Example

Web Forms (in markup):

ASPX

<dx:ASPxFileManager ID="fileManager" runat="server" ...>
    <Settings RootFolder="~/Content/FileManager/Files" ThumbnailFolder="~/Content/FileManager/Thumbnails" 
    AllowedFileExtensions=".jpg, .jpeg, .gif, .png" InitialFolder="~/Content/FileManager/Images"/>
    ...
</dx:ASPxFileManager>

Web Forms (in code):

C#

ASPxFileManager fm = new ASPxFileManager();
fm.ID = "ASPxFileManager1";
fm.SettingsUpload.ValidationSettings.DisableHttpHandlerValidation = true;
Page.Form.Controls.Add(fm);
...
fm.Settings.RootFolder = Url.Content("~/Content/FileManager/Files");
fm.Settings.ThumbnailFolder = Url.Content("~/Content/FileManager/Thumbnails");
fm.Settings.InitialFolder = Url.Content("~/Content/FileManager/Images");
fm.Settings.AllowedFileExtensions=new String[] { ".jpeg", ".jpg", ".gif", ".png" };

MVC:

C#

@Html.DevExpress().FileManager( settings => {
    settings.Name = "fileManager";

    settings.Settings.ThumbnailFolder = Url.Content("~/Content/FileManager/Thumbnails");
    settings.Settings.RootFolder = Url.Content("~/Content/FileManager/Files");
    settings.Settings.InitialFolder = "~/Content/FileManager/Images";
    settings.Settings.AllowedFileExtensions= new String[] { ".jpeg", ".jpg", ".gif", ".png" };
    ...
}).BindToFolder(Model).GetHtml()

Online Demo

• ASPxFileManager - Features (Web Forms)

• FileManager - Features (MVC)