HelloSilverlight

最新推荐文章于 2020-12-05 14:43:13 发布

weixin_33754913

最新推荐文章于 2020-12-05 14:43:13 发布

阅读量71

点赞数

此博客展示了如何使用XAML代码实现用户输入姓名并选择日期后，在界面上实时显示消息的功能，包括用户界面设计与事件处理。

一：输入姓名并选中一个日期，将在下面显示

二:XAML代码

<UserControl x:Class="HelloSilverlight.MainPage"
    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"
    mc:Ignorable="d"
    d:DesignHeight="300" d:DesignWidth="400" xmlns:sdk="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk">

    <Grid x:Name="LayoutRoot" Background="Beige" ShowGridLines="True">
        <Grid.RowDefinitions>
            <RowDefinition Height="40"/>
            <RowDefinition Height="220"/>
            <RowDefinition Height="40"/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="75" />
            <ColumnDefinition Width="325"/>
        </Grid.ColumnDefinitions>
        <TextBlock  Text="姓名:" Grid.Row="0" Grid.Column="0"></TextBlock>
        <TextBlock  Text="日期:" Grid.Row="1" Grid.Column="0"></TextBlock>
        <TextBlock x:Name="message1" Text="消息:" Grid.Row="2" Grid.Column="0"
            Grid.ColumnSpan="2"></TextBlock>
        <TextBox x:Name="name1" Text="你的名字" Grid.Row="0" Grid.Column="1"
            Width="150" HorizontalAlignment="Left"></TextBox>
        <StackPanel Grid.Column="1" Grid.Row="1" Orientation="Vertical">
            <sdk:Calendar x:Name="cal1" SelectionMode="SingleDate" HorizontalAlignment="Left"></sdk:Calendar>
            <Button Click="Button_Click" x:Name="OKbutton" Width="75" Height="25"
                HorizontalAlignment="Left" Content="显示"></Button>
        </StackPanel>
    </Grid>
</UserControl>

后台代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace HelloSilverlight
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();
        }

        #region 显示事件
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            string dateString;
            if (cal1.SelectedDate == null)
            {
                dateString = "请选择一个日期!";
            }
            else
            {
                dateString = cal1.SelectedDate.ToString();
            }
            message1.Text = "你好! " + name1.Text + "\n" +
                "选择的日期是: " + dateString;
        } 
        #endregion
    }
}