如何在WPF中获取以编程方式创建的动态按钮的内容?

问题描述 投票:3回答:1

我试图将按钮的内容传递给另一个类,这些按钮是动态创建的,这意味着内容不同。当我尝试访问button.content时,它说我无法访问当前上下文中不存在的原因。

我在方法1中有这个代码,我在A类中运行。

foreach (string lines in textfile)
    {
        if (Checker == CheckerCounter)
        {
            marginbottom += 150;
            left = 0;
        }
        string threeletters = additional.Substring(0, 3);
        if (additional.Contains(passedinfoArray[2]))
        {
             Button DynamicBtn = new Button
            {

                Content = threeletters,
                Width = 100,
                Height = 56,
                Foreground = new SolidColorBrush(Colors.White),
                Background = new SolidColorBrush(Colors.Black),
                FontSize = 24,
                Margin = new Thickness(-900 + left, 0, 0, 400 - marginbottom),


            };

            left += 300;
            DynamicChecker += 1;
            Maingrid.Children.Add(DynamicBtn);
            DynamicButton1.Click += new System.Windows.RoutedEventHandler(DynamicBtn_Click);

路由方法2也在A类中。

 private void DynamicBtn_Click(object sender, RoutedEventArgs e)
    {

         Array[0] = DynamicBtn1.Content; //code that doesnt work
        classB bClass = new classB(Array);
        this.Close();
        bClass.ShowDialog();
    }

我需要将单击按钮的内容作为已创建的字符串存储到数组中,但我无法动态访问所单击按钮的内容。

我该怎么做?

c# wpf windows
1个回答
4
投票

由于按钮是引发事件的按钮,因此只需将sender转换为所需类型。

private void Dynamicbutton1_Click(object sender, RoutedEventArgs e) {
    var DynamicButton1 = sender as Button;//this casts the sender to the desired type
    passedinfoArray[0] = DynamicButton1.Content as string; //Or DynamicButton1.Content.ToString();
    classB bClass = new classB(passedinfoArray);
    this.Close();
    showTour.ShowDialog();
}
© www.soinside.com 2019 - 2024. All rights reserved.