public static bool DownloadTenderingFile(int tenderingId, TenderingIndex docIndex, int?contractorId, string version, Grid layoutRoot, int?advertisementId = null, int?meetingId = null, int?warrantyId = null)
{
int docid = DataManagement.RetrieveTenderingDocumentId(docIndex);
if (docid == -1)
{
return(false);
}
layoutRoot.Children.Add(busy);
Task <bool> .Factory.StartNew(delegate
{
FileDataObject t = DataManagement.RetrieveTenderingFile(tenderingId, docid, contractorId, advertisementId, meetingId, warrantyId);
if (t == null)
{
return(false);
}
OpenFileHandler.OpenFileFromByte(t.FileContent, t.FileName);
t = null;
GC.Collect();
return(true);
}).ContinueWith(Pre =>
{
layoutRoot.Children.Remove(busy);
if (!Pre.Result)
{
ErrorHandler.ShowErrorMessage(ErrorHandler.ErrorMessages["NoFile"]);
}
}, TaskScheduler.FromCurrentSynchronizationContext());
return(true);
}
public static bool DownloadContractFile(int contractId, ContractIndex docIndex, int?fileId, Grid layoutRoot)
{
int docid = (int)docIndex;
if (docid == -1)
{
return(false);
}
layoutRoot.Children.Add(busy);
Task <bool> .Factory.StartNew(delegate
{
FileDataObject t = DataManagement.RetrieveContractFile(contractId, docid, fileId);
if (t == null)
{
return(false);
}
OpenFileHandler.OpenFileFromByte(t.FileContent, t.FileName);
t = null;
GC.Collect();
return(true);
}).ContinueWith(Pre =>
{
layoutRoot.Children.Remove(busy);
if (!Pre.Result)
{
ErrorHandler.ShowErrorMessage(ErrorHandler.ErrorMessages["NoFile"]);
}
if (TransactionFinished != null)
{
TransactionFinished();
}
}, TaskScheduler.FromCurrentSynchronizationContext());
return(true);
}
public static FileDataObject GetFileDataObject()
{
FileDataObject result = new FileDataObject();
string fileLocation = OpenFileHandler.OpenFileToUpload();
if (fileLocation == null)
{
return(null);
}
result.FileContent = OpenFileHandler.GetFileFromLocation(fileLocation);
result.FileName = System.IO.Path.GetFileName(fileLocation);
return(result);
}