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WebClient - Windows Phone 1

♠ Posted by Unknown in at 12:46 AM

 WebClient - Windows Phone 1

MainPage.xaml
<phone:PhoneApplicationPage
    x:Class="tesWebClient2.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"
    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">

    <!--LayoutRoot is the root grid where all page content is placed-->
    <Grid x:Name="LayoutRoot" Background="Transparent">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>

        <!--TitlePanel contains the name of the application and page title-->
        <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="page name" Margin="9,-7,0,0" Style="{StaticResource PhoneTextTitle1Style}"/>
        </StackPanel>

        <!--ContentPanel - place additional content here-->
        <StackPanel x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
            <Button Content="Call WebClient" Width="250" Click="Button_Click" />
            <TextBlock Text="Web Client Target:" Style="{StaticResource PhoneTextNormalStyle}" Foreground="{StaticResource PhoneAccentBrush}" />
            <TextBlock Text="http://www.google.com" TextWrapping="Wrap" Margin="20,0,0,0" x:Name="TextBlockTargetUri" />
            <TextBlock Text="Elapsed Time:" Style="{StaticResource PhoneTextNormalStyle}" Foreground="{StaticResource PhoneAccentBrush}" />
            <TextBox Height="71" Name="textBox1" Text="http://www.google.com" Width="460" />
            <TextBlock Text="tbd" TextWrapping="Wrap" Margin="20,0,0,0" x:Name="TextBlockElapsedTime" />

            <TextBlock Text="WebClient Call Results:" Style="{StaticResource PhoneTextNormalStyle}" Foreground="{StaticResource PhoneAccentBrush}" />
            <TextBlock x:Name="TextBlockResults" Text="results go here" Margin="20,0,0,0" TextWrapping="Wrap"/>
        </StackPanel>
    </Grid>

    <!--Sample code showing usage of ApplicationBar-->
    <!--<phone:PhoneApplicationPage.ApplicationBar>
        <shell:ApplicationBar IsVisible="True" IsMenuEnabled="True">
            <shell:ApplicationBarIconButton IconUri="/Images/appbar_button1.png" Text="Button 1"/>
            <shell:ApplicationBarIconButton IconUri="/Images/appbar_button2.png" Text="Button 2"/>
            <shell:ApplicationBar.MenuItems>
                <shell:ApplicationBarMenuItem Text="MenuItem 1"/>
                <shell:ApplicationBarMenuItem Text="MenuItem 2"/>
            </shell:ApplicationBar.MenuItems>
        </shell:ApplicationBar>
    </phone:PhoneApplicationPage.ApplicationBar>-->

</phone:PhoneApplicationPage>


MainPage.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 Microsoft.Phone.Controls;

namespace tesWebClient2
{
    public partial class MainPage : PhoneApplicationPage
    {
        private WebClient m_myWebClient;
        // Constructor
        public MainPage()
        {
            InitializeComponent();
            m_myWebClient = new WebClient();
            m_myWebClient.DownloadStringCompleted += new DownloadStringCompletedEventHandler(myWebClient_DownloadStringCompleted);       
        }
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            TextBlockResults.Text = string.Empty;
            m_myWebClient.DownloadStringAsync(new System.Uri(textBox1.Text));
        }
        void myWebClient_DownloadStringCompleted(object sender, DownloadStringCompletedEventArgs e)
        {
            TextBlockResults.Text = e.Result;
        }
    }
}
sumber: http://blogs.msdn.com/b/devfish/archive/2011/04/06/webclient-windows-phone-services-consumption-part-1.aspx

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