SilverLight 4 学习笔记一 —— ChildWindow 向主窗口传递值的方法

ChildWindow:

        private string _test; 



        public string Test //测试属性

        {

            get { return _test; }

            set {_test = value; }

        }



        public event EventHandler OkBtnClicked;//新建事件,在点击ok button时,事件初始化 



        private void OKButton_Click(object sender, RoutedEventArgs e)

        {

            if (OkBtnClicked != null)

            {

                OkBtnClicked(this, new EventArgs());

                _test = "test";

            }

            this.DialogResult = true;//只有在true时窗口才可以关闭,如果为fals

        }

 

FatherWindow:

        ChildWindow1 childwin = new ChildWindow1();//针对子窗口的引用



        public MainPage()

        {

            InitializeComponent();           



            childwin.Closed += new EventHandler(childwin_Closed); //监听子窗口的关闭,在要求不高时,个人觉得也可以采用这种较为简单的方法

            childwin.OkBtnClicked += new EventHandler(childwin_OkBtnClicked);//监听子窗口的ok按钮

        }       



        private void childwin_OkBtnClicked(object sender, EventArgs e)

        {

            MessageBox.Show(childwin.Test);

        } 



        private void childwin_Closed(object sender, EventArgs e)

        {

            MessageBox.Show(childwin.Test);

        }

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