Silverlight 自修計畫 Binding

2011-02-25

4411
0
Silverlight

自訂類別

    {
        public String Name { get; set; }
        public String Tel { get; set; }
        public Int32 width { get; set; }
        public System.Windows.Media.Brush bruch1 { get; set; } //筆刷
    }

主程式

        {
            InitializeComponent();          
            MyClass ob1 = new MyClass() { Name = "王大明",
                                                                    Tel="07-1234567", 
                                                                    width=80,
                                          bruch1 = new SolidColorBrush(Colors.Red)};  //初始化物件

            this.myName.DataContext = ob1;  //Binding MyName TextBox 物件
            this.myTel.DataContext = ob1;        //Binding MyTel TextBox 物件

            MyClass ob2 = new MyClass() { Name = "陳小華", 
                                                                    Tel = "08-7654321", 
                                                                    width = 90, 
                                                                    bruch1 = new SolidColorBrush(Colors.Green) };  //初始化物件

            //後端程式碼宣告綁定:文字內容
            System.Windows.Data.Binding MyBindingText = new Binding();
            MyBindingText.Path = new PropertyPath("Name"); //綁定物件屬性名稱
            MyBindingText.Mode = BindingMode.OneTime;  //選擇 一次性
            MyBindingText.Source = ob2; //指定 Source來源
            this.myCode.SetBinding(TextBox.TextProperty, MyBindingText);//指定控制項物件要綁定的屬性與Binding物件

            //後端程式碼宣告綁定 :字體顏色
            System.Windows.Data.Binding MyBindingColor = new Binding();
            MyBindingColor.Path = new PropertyPath("bruch1");  //綁定物件屬性名稱
            MyBindingColor.Mode = BindingMode.OneTime; //選擇 一次性
            MyBindingColor.Source = ob2; //指定 Source來源
            this.myCode.SetBinding(TextBox.ForegroundProperty, MyBindingColor); //指定控制項物件要綁定的屬性與Binding物件         
        }

XML宣告

        <StackPanel>
            <TextBox x:Name="myName" Text="{Binding Name,Mode=OneTime}" Width="{Binding width,Mode=OneTime}"></TextBox>     <!--綁定文字與寬度-->
            <TextBox x:Name="myTel" Text="{Binding Tel,Mode=OneTime}"  Foreground="{Binding bruch1, Mode=OneTime}"></TextBox> <!--綁定文字與顏色-->
            <TextBox x:Name="myCode" Text="Text" ></TextBox> <!--使用程式碼綁定-->
        </StackPanel>
    </Grid>

結果

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