private void handleEditTask(Button source) {
   int taskId = getTaskId(source.getParent().getParent().getId());
   EditTaskController editTaskController =
       new EditTaskController(userStoryModel.getTaskById(taskId));
   TaskManagementEditTaskView editView =
       new TaskManagementEditTaskView(editTaskController, userStoryModel.getTaskById(taskId));
 }
 private void handleTaskOperations(Button source) {
   int taskId = getTaskId(source.getParent().getParent().getId());
   switch (getButtonType(source.getId())) {
     case TASK_MOVEUP:
       userStoryModel.moveTaskUp(taskId);
       break;
     case TASK_MOVEDOWN:
       userStoryModel.moveTaskDown(taskId);
       break;
     case TASK_DELETE:
       userStoryModel.removeTask(taskId);
       break;
     case TASK_MOVERIGHT:
       userStoryModel.getTaskById(taskId).increaseStatus();
       userStoryModel.notifyViews();
       break;
   }
 }