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复制代码 代码如下:
public MainPage()
{
InitializeComponent();
}
PhoneApplicationService phoneAppService = PhoneApplicationService.Current;
protected override void onNavigatedFrom(System.Windows.Navigation.NavigationEventArgs e)
{
phoneAppService.State["myValue"] = textBox1.Text;
base.onNavigatedFrom(e);
}
protected override void onNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
object someObject;
if (phoneAppService.State.ContainsKey("myValue"))
{
if (phoneAppService.State.TryGetValue("myValue", out someObject))
{
textBox1.Text = someObject.ToString();
}
}
base.onNavigatedTo(e);
}
作者：MasterMeng
