public static ToDoListCategorySubWindow CreateCategorySubWindow(ToDoListCategoryListView listView, string name = "ToDoListCategorySubWindow") { //close 会自动destroy 所以都要重新new categorySubWindow = ToDoListCategorySubWindow.Open(listView, name); return(categorySubWindow); }
protected override void Dispose() { if (categorySubWindow) { categorySubWindow.Close(); categorySubWindow = null; } instance = null; }