private void HandleSaveFailed(object sender, INTV.Shared.Model.Program.ProgramCollectionSaveFailedEventArgs e)
{
// FIXME: If this is ever invoked from a non-UI thread -- I'm looking at you, Mac, it may be trouble.
var title = Resources.Strings.RomList_SaveFailed_Title;
var message = Resources.Strings.RomList_SaveFailed_Message;
var buttons = OSMessageBoxButton.OK;
if (!string.IsNullOrEmpty(e.RomListBackupPath) && System.IO.File.Exists(e.RomListBackupPath))
{
message += Resources.Strings.RomList_SaveFailed_PromptToRestoreMessage;
buttons = OSMessageBoxButton.YesNo;
}
var result = OSMessageBox.Show(message, title, e.Error, buttons, OSMessageBoxIcon.Error);
if ((result == OSMessageBoxResult.Yes) && !string.IsNullOrEmpty(e.RomListBackupPath) && System.IO.File.Exists(e.RomListBackupPath))
{
var romsConfiguration = INTV.Shared.Model.RomListConfiguration.Instance;
System.IO.File.Replace(e.RomListPath, romsConfiguration.RomFilesPath, null);
InitializeRomList(romsConfiguration.RomFilesPath);
}
}
public void Save(string filePath, bool handleErrorIfPossible)
{
var path = string.Intern(filePath);
var backupPath = path.GetUniqueBackupFilePath();
try
{
lock (path)
{
if (System.IO.File.Exists(path))
{
System.IO.File.Copy(path, backupPath); // back up the current file
}
using (var fileStream = new FileStream(path, FileMode.Create))
{
var serializer = new System.Xml.Serialization.XmlSerializer(typeof(Program.ProgramCollection));
serializer.Serialize(fileStream, this);
}
if (!string.IsNullOrEmpty(backupPath) && System.IO.File.Exists(backupPath))
{
FileUtilities.DeleteFile(backupPath, false, 10);
}
}
}
catch (Exception error)
{
var saveFailed = SaveFailed;
if (handleErrorIfPossible && (saveFailed != null))
{
var saveFailedArgs = new ProgramCollectionSaveFailedEventArgs(path, error, backupPath);
saveFailed(this, saveFailedArgs);
}
else
{
throw;
}
}
}