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[Windows Phone 7璀璨]北漂1.0在线歌词播放器三.歌词下载

2012-03-18 17:20 211 查看

一.歌词下载用到了WebClient，这是一个封装成异步操作的类，在Windows Phone 7中，所以可能影响到UI主线程的操作，都要进行异步处理。

1.1获取歌词真实地址

View Code

<!--ContentPanel - 在此处放置其他内容-->
<Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
<TextBlock Height="29" HorizontalAlignment="Left" Margin="29,491,0,0" Name="Lrc01Text" Text="" VerticalAlignment="Top" Width="399" TextWrapping="Wrap"/>
<Image Height="250" HorizontalAlignment="Left" Margin="27,63,0,0" Name="image1" Stretch="Fill" VerticalAlignment="Top" Width="250" />
<ProgressBar Height="45" HorizontalAlignment="Left" Margin="26,319,0,0" Name="progressBar1" VerticalAlignment="Top" Width="401" />
<ProgressBar Height="46" HorizontalAlignment="Left" Margin="10,10,0,0" Name="DownloadprogressBar" VerticalAlignment="Top" Width="417" IsIndeterminate="True" />
<TextBlock Height="30" HorizontalAlignment="Left" Margin="26,370,0,0" Name="FirstTextBlock" Text="" VerticalAlignment="Top" />
<TextBlock Height="30" HorizontalAlignment="Left" Margin="344,370,0,0" Name="LastTextBlock" Text="" VerticalAlignment="Top" />
<TextBlock Height="29" HorizontalAlignment="Left" Margin="26,530,0,0" Name="Lrc02Text" Text="" TextWrapping="Wrap" VerticalAlignment="Top" Width="399" Foreground="#FF28A2B6" />
<TextBlock Height="29" HorizontalAlignment="Left" Margin="26,565,0,0" Name="Lrc03Text" Text="" TextWrapping="Wrap" VerticalAlignment="Top" Width="399" />
</Grid>

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