//清除历史查询记录
private void Button_Click_1(object sender, RoutedEventArgs e)
{
var localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
if (localSettings.Values.ContainsKey("searchHistory"))
{
localSettings.Values["searchHistory"] = "";
}
FeedDataSource dataSource = new FeedDataSource();
dataSource.GetHSData();
searchHistory.ItemsSource = dataSource.getHSItem();
}
/// <summary>
/// 在此页将要在 Frame 中显示时进行调用。
/// </summary>
/// <param name="e">描述如何访问此页的事件数据。Parameter
/// 属性通常用于配置页。</param>
protected override void OnNavigatedTo(NavigationEventArgs e)
{
Object obj = e.Parameter;
if (!obj.ToString().Equals(""))
{
expressCompany.Text = obj.ToString();
}
//获取历史查询数据
FeedDataSource dataSource = new FeedDataSource();
dataSource.GetHSData();
searchHistory.ItemsSource = dataSource.getHSItem();
}