Windows Phone 8 的 WebBrowser 控件
1、继承层次结构
System.Object System.Windows.DependencyObject System.Windows.UIElement System.Windows.FrameworkElement System.Windows.Controls.Control Microsoft.Phone.Controls.WebBrowserBase Microsoft.Phone.Controls.WebBrowser
2、属性
3、方法
4、事件：
5、程序代码
xaml
<phone:PhoneApplicationPage
x:Class="WebBrowserTest.MainPage"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:browser="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
mc:Ignorable="d" d:DesignWidth="480" d:DesignHeight="768"
FontFamily="{StaticResource PhoneFontFamilyNormal}"
FontSize="{StaticResource PhoneFontSizeNormal}"
Foreground="{StaticResource PhoneForegroundBrush}"
SupportedOrientations="Portrait" Orientation="Portrait"
shell:SystemTray.IsVisible="True">
<Grid x:Name="LayoutRoot" Background="Transparent">
<Grid.RowDefinitions>
<RowDefinition Height="Auto"/>
<RowDefinition Height="*"/>
</Grid.RowDefinitions>
<StackPanel x:Name="TitlePanel" Grid.Row="0" Margin="12,17,0,28">
<TextBlock x:Name="ApplicationTitle" Text="MY APPLICATION" Style="{StaticResource PhoneTextNormalStyle}"/>
<TextBlock x:Name="PageTitle" Text="WebBrowser控件测试" Margin="9,-7,0,0" Style="{StaticResource PhoneTextTitle1Style}"/>
</StackPanel>
<Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
<browser:WebBrowser Margin="-6,6,12,332" Name="webBrowser1" HorizontalContentAlignment="Left" />
<TextBox Height="90" HorizontalAlignment="Left" Margin="6,331,0,0" Name="textBox1" Text="http://www.baidu.com/" VerticalAlignment="Top
<Button Content="打开网页" Height="70" HorizontalAlignment="Right" Margin="0,331,-12,0" Name="button1" VerticalAlignment="Top
<Button Content="把网页保存到本地" Height="72" HorizontalAlignment="Left" Margin="12,427,0,0" Name="btnSave" VerticalAlignment="Top
<Button Content="加载本地保存的页面" Height="72" HorizontalAlignment="Left" Margin="12,505,0,0" Name="btnLoad" VerticalAlignment="Top
</Grid>
</Grid>
</phone:PhoneApplicationPage>
.cs
using System;
using System.Windows;
using Microsoft.Phone.Controls;
using System.IO.IsolatedStorage;
using System.Windows.Resources;
using System.IO;
namespace WebBrowserTest
{
public partial class MainPage : PhoneApplicationPage
{
public MainPage()
{
InitializeComponent();
}
/// <summary>
/// 单击打开网页按钮事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click(object sender, RoutedEventArgs e)
{
//在控件中打开网页
webBrowser1.Navigate(new Uri(textBox1.Text, UriKind.Absolute));
}
/// <summary>
/// 保存网页到本地的独立存储
/// </summary>
/// <param name="strWebContent"></param>
private void SaveStringToIsoStore(string strWebContent)
{
//获取本地应用程序存储对象
IsolatedStorageFile isoStore = IsolatedStorageFile.GetUserStoreForApplication();
//清除之前保存的网页
if (isoStore.FileExists("web.htm") == true)
{
isoStore.DeleteFile("web.htm");
}
StreamResourceInfo sr = new StreamResourceInfo(new MemoryStream(System.Text.Encoding.UTF8.GetBytes(strWebContent)), "html/text");//转化为流
using (BinaryReader br = new BinaryReader(sr.Stream))
{
byte[] data = br.ReadBytes((int)sr.Stream.Length);
//保存文件到本地存储
using (BinaryWriter bw = new BinaryWriter(isoStore.CreateFile("web.htm")))
{
bw.Write(data);
bw.Close();
}
}
}
/// <summary>
/// 把网页保存到本地按钮事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSave_Click(object sender, RoutedEventArgs e)
{
string strWebContent = webBrowser1.SaveToString();//获取网页的html代码
SaveStringToIsoStore(strWebContent);
}
/// <summary>
/// 加载本地保存的页面
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnLoad_Click(object sender, RoutedEventArgs e)
{
webBrowser1.Navigate(new Uri("web.htm", UriKind.Relative));//加载本地保存的页面
}
}
}
6、运行结果
