/// <summary>
/// Helper methods to prompt the user if there are unsaved changes
/// Will call the callback immediately if there are none
/// </summary>
/// <param name="callback">Method to call when the user has made a decision</param>
/// <returns>True if a dialog has been opened, false otherwise</returns>
private bool CheckForChanges(Action <int> callback)
{
if (IsDirty())
{
PersistentUI.Instance.ShowDialogBox("SongEditMenu", "unsaved.warning", callback,
PersistentUI.DialogBoxPresetType.YesNo);
return(true);
}
else if (difficultySelect.IsDirty())
{
PersistentUI.Instance.ShowDialogBox("SongEditMenu", "unsaveddiff.warning", callback,
PersistentUI.DialogBoxPresetType.YesNo);
return(true);
}
else if (contributorController.IsDirty())
{
PersistentUI.Instance.ShowDialogBox("SongEditMenu", "unsavedcontributor.warning", callback,
PersistentUI.DialogBoxPresetType.YesNo);
return(true);
}
callback(0);
return(false);
}
