/// <summary>
/// Open the select file dialog, and begin uploading files.
/// </summary>
private void SelectUserFiles()
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = MultiSelect;
try
{
// Check the file filter (filter is used to filter file extensions to select, for example only .jpg files)
if (!string.IsNullOrEmpty(FileFilter))
{
ofd.Filter = FileFilter;
}
}
catch (ArgumentException ex)
{
// User supplied a wrong configuration filter
throw new Exception("Wrong file filter configuration.", ex);
}
if (ofd.ShowDialog() == true)
{
foreach (FileInfo file in ofd.Files)
{
// create an object that represents a file being uploaded
UserFile userFile = new UserFile();
userFile.FileName = file.Name;
userFile.FileStream = file.OpenRead();
userFile.UIDispatcher = this.Dispatcher;
userFile.HttpUploader = true;
userFile.UploadHandlerName = UploadHandlerPath;
userFile.ChunkSizeMB = ChunkSizeMB;
// check the file size limit
if (MaxFileSizeKB == -1 || userFile.FileSize <= MaxFileSizeKB * 1024)
{
_files.Add(userFile);
}
else
{
HtmlPage.Window.Alert(userFile.FileName + " exceeds the maximum file size of " + (MaxFileSizeKB).ToString() + "KB.");
}
}
}
// start uploading the selected files
if (_files.Count > 0)
{
OnUploadStarted();
_files.UploadFiles();
}
}
public HttpFileUploader(UserFile file, string httpHandlerPath, long ChunkSizeMB)
{
_file = file;
if (ChunkSizeMB > 0)
ChunkSize = 1024 * 1024 * ChunkSizeMB;
_dataLength = _file.FileSize;
_dataSent = 0;
if (string.IsNullOrEmpty(httpHandlerPath))
throw new ArgumentException("A valid http handler was not specified.");
UriBuilder builder = new UriBuilder(Application.Current.Host.Source.Scheme, Application.Current.Host.Source.Host,
Application.Current.Host.Source.Port, httpHandlerPath);
UploadUrl = builder.Uri.ToString();
}
public HttpFileUploader(UserFile file, string httpHandlerPath, long ChunkSizeMB)
{
_file = file;
if (ChunkSizeMB > 0)
{
ChunkSize = 1024 * 1024 * ChunkSizeMB;
}
_dataLength = _file.FileSize;
_dataSent = 0;
if (string.IsNullOrEmpty(httpHandlerPath))
{
throw new ArgumentException("A valid http handler was not specified.");
}
UriBuilder builder = new UriBuilder(Application.Current.Host.Source.Scheme, Application.Current.Host.Source.Host,
Application.Current.Host.Source.Port, httpHandlerPath);
UploadUrl = builder.Uri.ToString();
}
/// <summary>
/// Open the select file dialog, and begin uploading files.
/// </summary>
private void SelectUserFiles()
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = MultiSelect;
try
{
// Check the file filter (filter is used to filter file extensions to select, for example only .jpg files)
if (!string.IsNullOrEmpty(FileFilter))
ofd.Filter = FileFilter;
}
catch (ArgumentException ex)
{
// User supplied a wrong configuration filter
throw new Exception("Wrong file filter configuration.", ex);
}
if (ofd.ShowDialog() == true)
{
foreach (FileInfo file in ofd.Files)
{
// create an object that represents a file being uploaded
UserFile userFile = new UserFile();
userFile.FileName = file.Name;
userFile.FileStream = file.OpenRead();
userFile.UIDispatcher = this.Dispatcher;
userFile.HttpUploader = true;
userFile.UploadHandlerName = UploadHandlerPath;
userFile.ChunkSizeMB = ChunkSizeMB;
// check the file size limit
if (MaxFileSizeKB == -1 || userFile.FileSize <= MaxFileSizeKB * 1024)
_files.Add(userFile);
else
HtmlPage.Window.Alert(userFile.FileName + " exceeds the maximum file size of " + (MaxFileSizeKB).ToString() + "KB.");
}
}
// start uploading the selected files
if (_files.Count > 0)
{
OnUploadStarted();
_files.UploadFiles();
}
}
public FileUploadedEventArgs(UserFile file) : this(file.Guid, file.FileName, file.FileSize)
{
}