UploadControlExtension.GetUploadedFiles(String, UploadControlValidationSettings, out String[], EventHandler<FileUploadCompleteEventArgs>, EventHandler<FilesUploadCompleteEventArgs>) Method
Returns an array of the files uploaded via the specified UploadControl, and accepts specific parameters.
Namespace: DevExpress.Web.Mvc
Assembly: DevExpress.Web.Mvc5.v23.2.dll
NuGet Package: DevExpress.Web.Mvc5
Declaration
public static UploadedFile[] GetUploadedFiles(
string name,
UploadControlValidationSettings validationSettings,
out string[] errorTexts,
EventHandler<FileUploadCompleteEventArgs> fileUploadCompleteDelegate,
EventHandler<FilesUploadCompleteEventArgs> filesUploadCompleteDelegate
)Parameters
| Name | Type | Description |
|---|---|---|
| name | String | A string value specifying the UploadControl’s name (SettingsBase.Name). |
| validationSettings | UploadControlValidationSettings | A UploadControlValidationSettings object that contains settings that relate to the uploaded file validation. |
| errorTexts | String[] | An array of strings specifying error explanation texts specific to the uploaded files. |
| fileUploadCompleteDelegate | EventHandler<FileUploadCompleteEventArgs> | A delegate method that implements custom validation of an uploaded file. |
| filesUploadCompleteDelegate | EventHandler<FilesUploadCompleteEventArgs> | A delegate method that implements custom validation of all uploaded files. |
Returns
| Type | Description |
|---|---|
| UploadedFile[] | An array of UploadedFile objects associated with file input elements. |
Remarks
@using (Html.BeginForm("UploadControlUpload", "Home")) {
@Html.DevExpress().UploadControl(settings => {
settings.Name = "UploadControl";
settings.ShowUploadButton = true;
settings.ShowProgressPanel = true;
settings.AdvancedModeSettings.EnableMultiSelect = true;
settings.AdvancedModeSettings.EnableFileList = true;
settings.AdvancedModeSettings.EnableDragAndDrop = true;
settings.UploadMode = DevExpress.Web.UploadControlUploadMode.Advanced;
settings.ValidationSettings.Assign(MyUploadControlValidationSettings.Settings);
settings.ClientSideEvents.FilesUploadComplete = "OnFilesUploadComplete";
}).GetHtml()
}
public ActionResult UploadControlUpload() {
string[] errors;
UploadedFile[] files = UploadControlExtension.GetUploadedFiles("UploadControl",
MyUploadControlValidationSettings.Settings, out errors, (s, e) => { },
UploadControl_FilesUploadComplete);
return null;
}
public void UploadControl_FilesUploadComplete(object sender, FilesUploadCompleteEventArgs e) {
UploadedFile[] files = ((MVCxUploadControl)sender).UploadedFiles;
for (int i = 0; i < files.Length; i++) {
if (files[i].IsValid && !string.IsNullOrWhiteSpace(files[i].FileName)) {
string resultFilePath = "~/Content/" + files[i].FileName;
files[i].SaveAs(System.Web.HttpContext.Current.Request.MapPath(resultFilePath));
string file = string.Format("{0} ({1}KB)", files[i].FileName, files[i].ContentLength / 1024);
string url = ((IUrlResolutionService)sender).ResolveClientUrl(resultFilePath);
e.CallbackData += file + "|" + url + "|";
}
}
}
public class MyUploadControlValidationSettings {
public static UploadControlValidationSettings Settings = new UploadControlValidationSettings() {
AllowedFileExtensions = new string[] { ".jpg", ".jpeg", ".png", ".bmp", ".pdf", ".xml", ".txt", ".rtf", ".docx", ".xls", ".xlsx" },
MaxFileSize = 4194304
};
}
Related GitHub Examples
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the GetUploadedFiles(String, UploadControlValidationSettings, out String[], EventHandler<FileUploadCompleteEventArgs>, EventHandler<FilesUploadCompleteEventArgs>) method.
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