31.九个按钮排列 C#例子 WPF例子

一个3*3共9个按钮的WPF例子，进行简单的操作，使其正常排列并返回消息。

C#代码

using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace practice
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            // 获取被点击的按钮并显示其内容

            //引入一个变量名获取点击的这个按钮的属性
            Button buttonclicked = (Button)sender;
            //调用这个按钮的属性，也就是按钮的内容
            MessageBox.Show($"按钮{buttonclicked.Content}被按下了", "按钮按下提示");
        }
    }
}

XMAL代码：

<Window x:Class="practice.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:practice"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="300">
    <Grid>
        <UniformGrid Rows="3" Columns="3" Margin="60">
            <Button Content="1" Click="Button_Click"/>
            <Button Content="2" Click="Button_Click"/>
            <Button Content="3" Click="Button_Click"/>
            <Button Content="4" Click="Button_Click"/>
            <Button Content="5" Click="Button_Click"/>
            <Button Content="6" Click="Button_Click"/>
            <Button Content="7" Click="Button_Click"/>
            <Button Content="8" Click="Button_Click"/>
            <Button Content="9" Click="Button_Click"/>
        </UniformGrid>

    </Grid>
</Window>