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[英]How to show progressbar until WP8 WebBrowser control loaded the URL?
[英]How to show progressbar until WP8 WebBrowser control loaded parameter?
我有一個WebBrowser控件,我想按此控件上的參數顯示一些url。 在網絡瀏覽器加載頁面之前,我需要顯示一些進度欄或動畫。
請幫助我,這是我所擁有的:
public partial class brw : PhoneApplicationPage
{
public brw()
{
InitializeComponent();
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
base.OnNavigatedTo(e);
string parameterValue = NavigationContext.QueryString["parameter"];
System.Uri uri = new System.Uri(parameterValue);
webbrowser.Source = uri;
}
private void WebBrowser_Navigating_1(object sender, Microsoft.Phone.Controls.NavigatingEventArgs e)
{
progressbar.Visibility = Visibility.Visible;
}
private void WebBrowser_Navigated_1(object sender, System.Windows.Navigation.NavigationEventArgs e)
{
progressbar.Visibility = Visibility.Collapsed;
}
private void PhoneApplicationPage_Loaded_1(object sender, System.Windows.RoutedEventArgs e)
{
}
}
謝謝
這可以通過使用LoadCompleted
屬性來實現。
XAML:
<ProgressBar x:Name="progressbar" IsIndeterminate="True"/>
<phone:WebBrowser x:Name="webbrw" IsScriptEnabled="True" LoadCompleted="yesLoaded"/>
的.cs:
private void yesLoaded(object sender, NavigationEventArgs e)
{
this.progressbar.Visibility = Visibility.Collapsed;
this.progressbar.IsIndeterminate = False;
}
看看這個樣本。
希望能幫助到你!
嘗試這個:
webbrowser.Navigate(new Uri(parameterValue));
代替
webbrowser.Source = uri;
設置Progressbar的屬性IsIndeterminate="True"
<ProgressBar Foreground="Orange" x:Name="progressbar" Visibility="Collapsed" IsIndeterminate="True" Height="4" HorizontalAlignment="Left" Margin="10,66,0,0" VerticalAlignment="Top" Width="460" />
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