UnityTip-Serializing Preferences (10/16/18)

MyEditorToolPreferences.cs

[System.Serializable]
private struct MyEditorToolPreferences
{
  // Private fields with the SerializeField attribute will be saved
  [SerializeField]
  private int savedInt;
  
  // Public fields are also serializable (though I prefer private with the attribute)
  public bool SavedBool;
  
  // Property just to show how to expose access to the private field
  public int SavedInt
  {
    get
    {
      return this.savedInt;
    }
    
    set
    {
      this.savedInt = value;
    }
  }
}

MyEditorToolWindow.cs

// Sample of a tool that uses the preferences
public class MyEditorToolWindow : EditorWindow
{
  private readonly string PrefsKey = "RedBlueGames.MyEditorToolPrefs";
  
  private MyEditorToolPreferences CurrentPreferences {get; set;}
  
  private void OnEnable()
  {
    this.LoadSavedPreferences();
  }
  
  private void OnDisble()
  {
    this.SavePreferences();
  }
  
  private void SavePreferences()
  {
    EditorPrefs.SetString(PrefsKey, JsonUtility.ToJson(this.CurrentPreferences));
  }
  
  private void LoadSavedPreferences()
  {
    var serializedPrefs = EditorPrefs.GetString(PrefsKey);
    if (!string.IsNullOrEmpty(serializedPrefs))
    {
        this.CurrentPreferences = JsonUtility.FromJson<MyEditorToolPreferences>(serializedPrefs);
    }
  }
}