public SerializationMixin(
Diagram diagram,
MessageSystem messageSystem,
ApplicationSettings applicationSettings)
{
_diagram = diagram;
_messageSystem = messageSystem;
_applicationSettings = applicationSettings;
_fileName = applicationSettings.LastFile;
}
public void Load(string applicationSettingsPath)
{
var settingsFile = new FileName(applicationSettingsPath);
_settingFilePath = settingsFile;
// return default settings in case
// file could not be loaded
if (!settingsFile.IsValid)
return;
try
{
var content = System.IO.File.ReadAllText(settingsFile.Value);
var settings = new JsonApplicationSettingSerializer().Load(new JsonContent(content));
// reset the newly loaded settings
_data = settings;
}
catch (Exception)
{
// we could not load the settings, so return
// default settings
_data = new ApplicationSettingsDataMixin(_settingFilePath.Value);
}
}
public void Save()
{
if (_fileName == null)
{
var saveFileDialog = new SaveFileDialog
{
Filter = EditorStrings.UmlJsonFileFilter,
InitialDirectory = GetFolderPath(SpecialFolder.MyDocuments)
};
if (saveFileDialog.ShowDialog() == true)
{
_fileName = new FileName(saveFileDialog.FileName);
StoreProjectFileName();
}
}
// user has not choosen any file, so skip here
if (_fileName == null)
return;
var jsonContent = new JsonSerializer().Save(_diagram);
try
{
System.IO.File.WriteAllText(
_fileName.ToString(),
jsonContent.ToString());
}
catch (Exception ex)
{
MessageBox.Show(
string.Format(EditorStrings.SaveFileError, ex.Message),
EditorStrings.Save,
MessageBoxButton.OK,
MessageBoxImage.Error);
}
}
public void New()
{
_fileName = null;
_diagram.Reset();
_messageSystem.Publish(_diagram.Classifiers, new ClassifiersResetEvent());
}
public void Open()
{
var path = _fileName?.Path;
// use the path of the last file or use default path
path = System.IO.Directory.Exists(path) ? path : GetFolderPath(SpecialFolder.MyDocuments);
var openFileDialog = new OpenFileDialog
{
Filter = EditorStrings.UmlJsonFileFilter,
InitialDirectory = path
};
if (openFileDialog.ShowDialog() == true)
{
_fileName = new FileName(openFileDialog.FileName);
try
{
LoadFile();
// update the application settings
StoreProjectFileName();
}
catch (Exception ex)
{
MessageBox.Show(
string.Format(EditorStrings.OpenFileError, ex.Message),
EditorStrings.Open,
MessageBoxButton.OK,
MessageBoxImage.Error);
}
}
}
