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我有一個小應用程序,有3秒的介紹頁面,然後是內容頁面。當我推回按鈕時,我會回到介紹屏幕,但我想我應該回到系統。怎麼做?如何使返回按鈕返回到系統Windows Phone
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;
using System.ServiceModel.Syndication;
using System.Xml;
using Microsoft.Phone.Tasks;
namespace RSS {
public partial class FeedPage : PhoneApplicationPage {
public FeedPage() {
InitializeComponent();
this.Loaded += new RoutedEventHandler(PhonePage1_Loaded);
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e) {
clearBackStack();
base.OnNavigatedTo(e);
}
void clearBackStack() {
while (this.NavigationService.BackStack.Any()) {
this.NavigationService.RemoveBackEntry();
}
}
void PhonePage1_Loaded(object sender, RoutedEventArgs e) {
// clearBackStack();
WebClient wc = new WebClient();
wc.OpenReadCompleted += new OpenReadCompletedEventHandler(wc_OpenReadCompleted);
wc.OpenReadAsync(new Uri("http://www.carmagazine.co.uk/Shared/Handlers/RssHandler.ashx?&N=190&Ns=P_Publication_Date|1&?"));
}
void wc_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e) {
SyndicationFeed feed;
try {
using (XmlReader reader = XmlReader.Create(e.Result)) {
feed = SyndicationFeed.Load(reader);
lista.ItemsSource = feed.Items;
}
} catch (WebException we) { MessageBox.Show("Internet connection is down.");}
}
private void Button_Click(object sender, System.Windows.RoutedEventArgs e) {
WebBrowserTask webBrowserTask = new WebBrowserTask();
String url = (String)((Button)sender).Tag;
webBrowserTask.Uri = new Uri(url);
webBrowserTask.Show();
}
}
}
它是否違反微軟規則?這是第一次打電話給PhonePage1_Loaded – Yoda
@RobertKilar OnNavigatedTo方法是一個更好的放置它的地方。它不違反規則。它只是讓你的應用程序退出時,按內容頁上的後退按鈕,這是好的 –
像那樣? - >編輯?謝謝,這是我的第一個程序。 – Yoda