稳扎稳打Silverlight(3) 2.0控件之Border, Button, Calendar, Canvas, CheckBox, ComboBox

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稳扎稳打Silverlight(3) - 2.0控件之Border, Button, Calendar, Canvas, CheckBox, ComboBox

作者：webabcd


介绍
Silverlight 2.0 控件一览：Border, Button, Calendar, Canvas, CheckBox, ComboBox


在线DEMO
http://www.cnblogs.com/webabcd/archive/2008/10/09/1307486.html


示例
1、Border.xaml

<UserControl x:Class="Silverlight20.Control.Border"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <StackPanel HorizontalAlignment="Left">
        
        <!--
        BorderThickness - 边框的宽度（像素值：上下左右；左右,上下；左,上,右,下）
        BorderBrush - 边框的颜色
        CornerRadius - 边框角的半径
        -->
        <Border BorderThickness="1,3,5,7" BorderBrush="Red" CornerRadius="10" Width="120" Margin="5">
            <TextBlock Text="红色Border" ToolTipService.ToolTip="红色Border" TextAlignment="Center" />
        </Border>

        <!--
        Border.BorderBrush - 继承自 System.Windows.Media.Brush 的对象
        -->
        <Border BorderThickness="3" CornerRadius="10" Width="120" Margin="5">
            <TextBlock Text="红色Border" ToolTipService.ToolTip="红色Border" TextAlignment="Center" />
            <Border.BorderBrush>
                <ImageBrush ImageSource="http://silverlight.net/Themes/silverlight/images/logo.jpg" />
            </Border.BorderBrush>
        </Border>

    </StackPanel>
</UserControl>

2、Button.xaml

<UserControl x:Class="Silverlight20.Control.Button"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <StackPanel HorizontalAlignment="Left" Width="400">

        <!--
        Content - 按钮上显示的内容
        Click - 按钮的单击事件
        Cursor - 鼠标移动到按钮上面时，鼠标指针的样式
            Arrow - 箭头
            Hand - 手形 
            Wait - 沙漏
            IBeam - “I”字形 
            Stylus - 点
            Eraser - 橡皮
            None - 无
        Padding - 容器内的内容与容器边缘的填充距离（像素值：上下左右；左右,上下；左,上,右,下）
        -->
        <Button Tag="我是Button" Content="我是Button" Cursor="Eraser" Click="Button_Click" Padding="5" Margin="5" />

        <!--
        IsEnabled - 按钮是否有效
        -->
        <Button Tag="无效Button" Content="无效Button" IsEnabled="False" Click="Button_Click" Margin="5" />

        <!--
        Button.Content - 按钮上显示的内容
        ClickMode - 触发单击事件的类型 [System.Windows.Controls.ClickMode枚举]
            ClickMode.Press - 鼠标左键单击
            ClickMode.Release - 鼠标左键单击并放开
            ClickMode.Hover - 鼠标经过
        -->
        <Button Tag="图片Button" ClickMode="Release" Click="Button_Click" Margin="5">
            <Button.Content>
                <Image Source="/Silverlight20;component/Images/Logo.jpg" />
            </Button.Content>
        </Button>

    </StackPanel>
</UserControl>

Button.xaml.cs

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;

using System.Windows.Browser;

namespace Silverlight20.Control
{
    public partial class Button : UserControl
    {
        public Button()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            HtmlWindow html = HtmlPage.Window;
            html.Alert(((System.Windows.Controls.Button)sender).Tag.ToString() + " 被单击了");
        }
    }
}

3、Calendar.xaml

<!--
Calendar控件的命名空间和其他控件一样，都是在System.Windows.Controls下
但是其是在System.Windows.Controls.dll程序集中定义的
所以要引入相应的xml命名空间
-->
<UserControl x:Class="Silverlight20.Control.Calendar"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:basics="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls">
    <StackPanel HorizontalAlignment="Left">
        <TextBox x:Name="txtMsg" Margin="5"  />
        
        <!--
        SelectedDatesChanged - 选中日期后所触发的事件
        DisplayDateEnd - 此日期之后的日期不予显示 
        DisplayDateStart - 此日期之前的日期不予显示
        FirstDayOfWeek - 控件所显示的每星期的第一天为星期几 [System.DayOfWeek枚举]
        DisplayMode - 控件的显示模式 [System.Windows.Controls.DisplayMode枚举]
            DisplayMode.Month - 标题显示年月，内容显示日期。默认值
            DisplayMode.Year - 标题显示年，内容显示月
            DisplayMode.Decade - 标题显示一个十年的区间，内容显示年
        IsTodayHighlighted - 是否高亮显示今天的日期
        -->
        <basics:Calendar x:Name="calendar" Margin="5" FirstDayOfWeek="Monday"
            SelectedDatesChanged="calendar_SelectedDatesChanged">
        </basics:Calendar>
        
        <StackPanel Orientation="Horizontal">
            
            <CheckBox Content="禁止选择今天以前的日期" Margin="5"
                Checked="CheckBox_Checked" Unchecked="CheckBox_Unchecked" />

            <RadioButton GroupName="selectionMode" x:Name="SingleDate" Content="可选单一日期" Margin="5"               
                Checked="selectionMode_Changed" />

            <RadioButton GroupName="selectionMode" x:Name="None" Content="不可选日期" Margin="5"               
                Checked="selectionMode_Changed" />

            <RadioButton GroupName="selectionMode" x:Name="SingleRange" Content="可选连续日期（shift）" Margin="5"               
                Checked="selectionMode_Changed" />

            <RadioButton GroupName="selectionMode" x:Name="MultipleRange" Content="可选多个日期（ctrl）" Margin="5"               
                Checked="selectionMode_Changed" />
            
        </StackPanel>
        
    </StackPanel>
</UserControl>

Calendar.xaml.cs

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 Silverlight20.Control
{
    public partial class Calendar : UserControl
    {
        public Calendar()
        {
            InitializeComponent();
        }

        private void calendar_SelectedDatesChanged(object sender, SelectionChangedEventArgs e)
        {
            // Calendar.SelectedDate - 选中的日期
            // Calendar.SelectedDates - 选中的多个日期集合

            this.txtMsg.Text = "";
            foreach (DateTime dt in calendar.SelectedDates)
            {
                this.txtMsg.Text += dt.ToString("yyyy-MM-dd");
                this.txtMsg.Text += " ";
            }
        }

        private void CheckBox_Checked(object sender, RoutedEventArgs e)
        {
            if (this.calendar.SelectedDate != null && this.calendar.SelectedDate < DateTime.Now.Date)
                this.calendar.SelectedDate = DateTime.Now;

            // Calendar.BlackoutDates - 不允许选择的日期集合
            // Calendar.BlackoutDates.AddDatesInPast() - 禁止选择今天之前的日期
            this.calendar.BlackoutDates.AddDatesInPast();
        }

        private void CheckBox_Unchecked(object sender, RoutedEventArgs e)
        {
            // Calendar.BlackoutDates.Clear() - 清除 不允许选择的日期集合 的设置
            this.calendar.BlackoutDates.Clear();
        }

        private void selectionMode_Changed(object sender, RoutedEventArgs e)
        {
            // CalendarSelectionMode.None - 禁止选择日期
            // CalendarSelectionMode.SingleRange - 可以选择多个日期，连续日期（Shift键配合）
            // CalendarSelectionMode.MultipleRange - 可以选择多个日期，任意日期（Ctrl键配合）
            // CalendarSelectionMode.SingleDate - 只能选择一个日期
            switch (((System.Windows.Controls.RadioButton)sender).Name)
            {
                case "None":
                    this.calendar.SelectionMode = CalendarSelectionMode.None;
                    break;
                case "SingleRange":
                    this.calendar.SelectionMode = CalendarSelectionMode.SingleRange;
                    break;
                case "MultipleRange":
                    this.calendar.SelectionMode = CalendarSelectionMode.MultipleRange;
                    break;
                default:
                    this.calendar.SelectionMode = CalendarSelectionMode.SingleDate;
                    break;
            }
        }
    }
}

4、Canvas.xaml

<UserControl x:Class="Silverlight20.Control.Canvas"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" HorizontalAlignment="Left">
    
    <!--
    Canvas - 绝对布局模式
        Canvas.Left - 与上一层 Canvas 的 Y轴 间的距离，左上角为原点
        Canvas.Top - 与上一层 Canvas 的 X轴 间的距离，左上角为原点
    -->
    <Canvas Background="Red" Width="100" Height="100">
        
        <Canvas Background="Green" Width="100" Height="100" Canvas.Left="120" Canvas.Top="120" >
            <TextBlock Text="TextBlock" Canvas.Top="20" />
        </Canvas>
        
    </Canvas>
    
</UserControl>

5、CheckBox.xaml

<UserControl x:Class="Silverlight20.Control.CheckBox"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <StackPanel>

        <!--
        IsChecked - 是否被选中
        -->
        <CheckBox x:Name="chk1" Content="我是CheckBox" IsChecked="False" Margin="5" />

        <!--
        IsThreeState - 是否是 有3个状态 的CheckBox
            false - 通常的两状态。默认值
            true - 有3个状态，分别为：true, false, null。也就是说 CheckBox.IsChecked 是 bool? 类型
        -->
        <CheckBox x:Name="chk2" Content="红色的三状态的CheckBox" Background="Red" IsThreeState="True" Margin="5" />

        <!--
        IsEnabled - CheckBox是否有效
        -->
        <CheckBox x:Name="chk3" Content="无效的CheckBox" IsEnabled="False" Margin="5"/>

        <!--
        CheckBox.Content - CheckBox所对应的内容
        Checked - 被选中后所触发的事件
        Unchecked - 被取消选中后所触发的事件
        Click - 被单击后所触发的事件
        -->
        <CheckBox x:Name="chk4" Checked="Button_Click" Margin="5">
            <CheckBox.Content>
                <Image Source="/Silverlight20;component/Images/Logo.jpg" Width="100" />
            </CheckBox.Content>
        </CheckBox>

        <Button Content="各个CheckBox的选中状态" Width="200" HorizontalAlignment="Left" Click="Button_Click" Margin="5" />

    </StackPanel>
</UserControl>

CheckBox.xaml.cs

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;

using System.Windows.Browser;

namespace Silverlight20.Control
{
    public partial class CheckBox : UserControl
    {
        public CheckBox()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            HtmlWindow html = HtmlPage.Window;
            html.Alert(string.Format("chk1: {0}\r\nchk2: {1}\r\nchk3: {2}\r\nchk4: {3}", 
                chk1.IsChecked, chk2.IsChecked, chk3.IsChecked, chk4.IsChecked));
        }
    }
}

6、ComboBox.xaml

<UserControl x:Class="Silverlight20.Control.ComboBox"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <StackPanel HorizontalAlignment="Left">
        
        <!--
        XAML方式构造ComboBox
        -->
        <ComboBox x:Name="cbo" Width="200" Margin="5">
            <ComboBoxItem Content="ComboBoxItem1" />
            <ComboBoxItem Content="ComboBoxItem2" />
            <ComboBoxItem Content="ComboBoxItem3" />
        </ComboBox>
        
        <!--
        后台邦定方式构造ComboBox
        DisplayMemberPath - 数据源中需要被显示出来的字段名称
        MaxDropDownHeight - 下拉框的最大下拉高度
        -->
        <ComboBox x:Name="cbo2" DisplayMemberPath="Name" MaxDropDownHeight="100" Width="200" Margin="5" />
        
    </StackPanel>
</UserControl>

ComboBox.xaml.cs

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 Silverlight20.Control
{
    public partial class ComboBox : UserControl
    {
        public ComboBox()
        {
            InitializeComponent();

            BindData();
        }

        void BindData()
        {
            var source = new Data.SourceData();

            // 设置 ComboBox 的数据源
            cbo2.ItemsSource = source.GetData().Take(10);
        }
    }
}

OK
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