UploadMode Enum

Lists values that define how the Upload component uploads files to the server.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v20.2.dll

NuGet Package: DevExpress.Blazor

Declaration

public enum UploadMode

Members

Name	Description
Instant	Files are uploaded instantly when a user selects or drops them.
OnButtonClick	Files are uploaded after a user clicks the common upload button or individual buttons for each file.

Related API Members

The following properties accept/return UploadMode values:

• DxUpload.UploadMode

Remarks

The code below enables the UploadMode.OnButtonClick upload mode in the component.

Razor

<DxUpload Name="file" 
          UploadUrl="@GetUploadUrl("api/Upload/UploadFile/")"
          UploadMode="UploadMode.OnButtonClick">
</DxUpload>

UploadController

[Route("api/[controller]")]
public class UploadController : ControllerBase {
    private readonly IWebHostEnvironment _hostingEnvironment;

    public UploadController(IWebHostEnvironment hostingEnvironment) {
        _hostingEnvironment = hostingEnvironment;
    }

    [HttpPost]
    public ActionResult UploadFile(IFormFile file) {
        try {
            var path = Path.Combine(_hostingEnvironment.WebRootPath, "uploads");
            if (!Directory.Exists(path))
                Directory.CreateDirectory(path);

            using (var fileStream = System.IO.File.Create(Path.Combine(path, file.FileName))) {
                file.CopyTo(fileStream);
            }
        } catch {
            Response.StatusCode = 400;
        }

        return new EmptyResult();
    }
} 

Run Demo: Upload - Upload Modes