public void LoadView(ViewType typeView)
        {
            switch (typeView)
            {
            case ViewType.LearnWords:
                LearnWords   view         = new LearnWords();
                VMLearnWords vmLearnWords = new VMLearnWords(this);
                LoadUserControl(view, vmLearnWords);
                break;

            case ViewType.TestWords:
                Test   test   = new Test();
                TestVM vmTest = new TestVM(this);
                LoadUserControl(test, vmTest);
                break;

            case ViewType.DesignWords:
                DesignerWord    designerWord  = new DesignerWord();
                DesignerWordsVM vmdesignerWor = new DesignerWordsVM(this);
                LoadUserControl(designerWord, vmdesignerWor);
                break;

            case ViewType.Lisening:
                Lisening   lisening   = new Lisening();
                LiseningVM vmLisening = new LiseningVM(this);
                LoadUserControl(lisening, vmLisening);
                break;

            case ViewType.ShooseThems:
                SettingView   settingView   = new SettingView();
                ShooseStyleVM vmShooseStyle = new ShooseStyleVM(this);
                LoadUserControl(settingView, vmShooseStyle);
                break;

            case ViewType.ResultLearning:
                ResultLearning   resultLearning   = new ResultLearning();
                ResultLearningVM vmResultLearning = new ResultLearningVM();
                LoadUserControl(resultLearning, vmResultLearning);
                break;

            case ViewType.Translate:
                Translate   translate   = new Translate();
                TranslateVM translateVM = new TranslateVM();
                LoadUserControl(translate, translateVM);
                break;

            case ViewType.AddWords:
                AddWordsVM addWordsVM = new AddWordsVM();
                AddWordsUC addWordsUC = new AddWordsUC();
                LoadUserControl(addWordsUC, addWordsVM);
                break;
            }
        }
        public void OpenLearnWordsWindow()
        {
            LearnWords learnWords = new LearnWords();

            learnWords.Show();
        }