//---------------------------------------------------------------------
// MENU FUNCTIONS
//---------------------------------------------------------------------
/// <summary>
/// Helper function to save a HXM file, with lots of dumb error handling that doesn't work probably.
/// </summary>
private void SaveHXMFile()
{
if (saveHandler == null) //No save handler, so can't actually save right now
{
//HACK: Just call the save as handler for now... This needs restructuring
SaveAsMenuItem_Click(this, new EventArgs());
return; //and don't repeat the save code when we recall ourselves.
}
Stream stream = saveHandler.GetStream();
if (stream == null)
{
MessageBox.Show(this, string.Format("Error opening save file {0}:\r\n{1}", saveHandler.GetUIName(), saveHandler.GetErrorMsg()));
}
else
{
datafile.Write(stream);
if (saveHandler.FinalizeStream())
{
MessageBox.Show(this, string.Format("Error writing save file {0}:\r\n{1}", saveHandler.GetUIName(), saveHandler.GetErrorMsg()));
}
else
{
transactionManager.UnsavedFlag = false;
}
}
}
//---------------------------------------------------------------------
// MENU FUNCTIONS
//---------------------------------------------------------------------
/// <summary>
/// Helper function to save a HAM file, with lots of dumb error handling that doesn't work probably.
/// </summary>
/// <param name="filename">The filename to save the file to.</param>
private void SaveHXMFile(string filename)
{
//Get rid of any old backups
try
{
File.Delete(Path.ChangeExtension(filename, "BAK"));
}
catch (FileNotFoundException) { }
catch (DirectoryNotFoundException) { } //Discover this with our face to avoid a 1/1000000 race condition
catch (UnauthorizedAccessException exc)
{
host.AppendConsole(String.Format("Cannot delete old backup file {0}: Permission denied.\r\nMsg: {1}\r\n", Path.ChangeExtension(filename, "BAK"), exc.Message));
}
catch (IOException exc)
{
host.AppendConsole(String.Format("Cannot delete old backup file {0}: IO error occurred.\r\nMsg: {1}\r\n", Path.ChangeExtension(filename, "BAK"), exc.Message));
}
//Move the current file into the backup slot
try
{
File.Move(filename, Path.ChangeExtension(filename, "BAK"));
}
catch (FileNotFoundException) { }
catch (DirectoryNotFoundException) { } //Discover this with our face to avoid a 1/1000000 race condition
catch (UnauthorizedAccessException exc)
{
host.AppendConsole(String.Format("Cannot move old HXM file {0}: Permission denied.\r\nMsg: {1}\r\n", filename, exc.Message));
}
catch (IOException exc)
{
host.AppendConsole(String.Format("Cannot move old HXM file {0}: IO error occurred.\r\nMsg: {1}\r\n", filename, exc.Message));
}
//Finally write the new file
FileStream stream;
try
{
stream = File.Open(filename, FileMode.Create);
datafile.Write(stream);
stream.Close();
stream.Dispose();
}
catch (Exception exc)
{
FileUtilities.FileExceptionHandler(exc, "HXM file");
}
}