C# (CSharp) UIPanelBase.Show Examples

Example #1

    public UIPanelBase currentPanel;                                                         //当前在显示的UI界面


    public void ShowUIPanel(string panelName)
    {
        //如果要显示的页面已经加载过
        if (uiPool.ContainsKey(panelName))
        {
            if (currentPanel == null)//如果当前没有界面在显示
            {
                currentPanel = uiPool[panelName];
                currentPanel.Show();
            }
            else if (currentPanel.name != panelName)    //如果不是当前界面
            {
                //隐藏当前界面
                currentPanel.Hide();
                currentPanel = uiPool[panelName];
                currentPanel.Show();
            }
        }
        else//如果没有加载过
        {
            //通过C#反射利用字符串去获取当前UI界面的控制组件的类型
            System.Type t = Assembly.GetExecutingAssembly().GetType(panelName);


            GameObject go = ResourcesManager.Instance.LoadPrefab(panelName);//获取Panel预制体


            //实例化
            go = Instantiate <GameObject>(go, canvas);


            //添加Panel的脚本
            UIPanelBase panel = go.AddComponent(t) as UIPanelBase;

            go.name = panelName;

            //加入池中
            uiPool.Add(panelName, panel);



            //如果当前有UI界面
            if (currentPanel != null)
            {
                //更换当前页面
                currentPanel.Hide();
                currentPanel = panel;
                currentPanel.Show();
            }
            else
            {
                //没有则直接显示
                currentPanel = panel;
                currentPanel.Show();
            }
        }
    }