Windows phone 8 学习笔记(9) 集成

    <Extensions>
      <!--指示当前应用可以为锁定屏幕提供背景图像-->
      <Extension ExtensionName="LockScreen_Background" ConsumerID="{111DFF24-AA15-4A96-8006-2BFF8122084F}" TaskID="_default" />
    </Extensions>

        private async void SetLockImg()
        {
            try
            {
                //指示当前应用是否为锁定屏幕提供程序
                var isProvider = Windows.Phone.System.UserProfile.LockScreenManager.IsProvidedByCurrentApplication;
                if (!isProvider)
                {
                    //设置当前应用为锁定屏幕提供程序
                    var op = await Windows.Phone.System.UserProfile.LockScreenManager.RequestAccessAsync();
                    //应用是否已设置为锁定屏幕提供程序
                    isProvider = op == Windows.Phone.System.UserProfile.LockScreenRequestResult.Granted;
                }

                if (isProvider)
                {
                    // 设置锁定屏幕的背景图像
                    Windows.Phone.System.UserProfile.LockScreen.SetImageUri(new Uri("ms-appx:///1.jpg", UriKind.Absolute));

                    // 获取锁定屏幕的图像
                    var currentImage = Windows.Phone.System.UserProfile.LockScreen.GetImageUri();
                    System.Diagnostics.Debug.WriteLine("The new lock screen background image is set to {0}", currentImage.ToString());
                }
                else
                {
                    MessageBox.Show("不能提供锁定屏幕背景 ");
                }
            }
            catch 
            {
            }
        }

<DeviceLockImageURI IsRelative="true" IsResource="false">LockImage.png</DeviceLockImageURI>

    <Extensions>
      <!--指示当前应用可以添加屏幕通知-->
      <Extension ExtensionName="LockScreen_Notification_IconCount" ConsumerID="{111DFF24-AA15-4A96-8006-2BFF8122084F}" TaskID="_default" />
      <Extension ExtensionName="LockScreen_Notification_TextField" ConsumerID="{111DFF24-AA15-4A96-8006-2BFF8122084F}" TaskID="_default" />
    </Extensions>

        //从系统锁定屏幕设置页面打开时的处理
        protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
        {
            base.OnNavigatedTo(e);

            string lockscreenKey = "WallpaperSettings";
            string lockscreenValue = "0";

            bool lockscreenValueExists = NavigationContext.QueryString.TryGetValue(lockscreenKey, out lockscreenValue);

            if (lockscreenValueExists)
            {
                //这里可以定义一个锁定屏幕背景增强设置的页面。
                MessageBox.Show("从锁定屏幕设置打开。");
            }
        }

        //联系人数据
        private void Button_Click_1(object sender, RoutedEventArgs e)
        {

            Contacts cons = new Contacts();
            cons.SearchCompleted += new EventHandler<ContactsSearchEventArgs>(Contacts_SearchCompleted);
            //参数1： 关键字；参数2：过滤类型，包含显示名称、电话号码、邮件地址、是否固定到开始屏幕等
            cons.SearchAsync("139", FilterKind.PhoneNumber, "状态");
        }

        void Contacts_SearchCompleted(object sender, ContactsSearchEventArgs e)
        {
            //获取到的联系人的集合
            listbox1.ItemsSource = e.Results;
        }

        <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
            <ListBox x:Name="listbox1" Margin="0,10,10,173">
                <ListBox.ItemTemplate>
                    <DataTemplate>
                        <StackPanel Orientation="Horizontal">
                            <TextBlock Text="{Binding Id}"></TextBlock>
                            <TextBlock Text="  "></TextBlock>
                            <TextBlock Text="{Binding FamilyName}"></TextBlock>
                            <TextBlock Text="{Binding GivenName}"></TextBlock>
                        </StackPanel>
                    </DataTemplate>
                </ListBox.ItemTemplate>
            </ListBox>
           
            <Button Content="新增" HorizontalAlignment="Left" Margin="10,603,0,0" VerticalAlignment="Top" Click="Button_Click_1"/>
            <Button Content="修改" Margin="106,603,251,21" Click="Button_Click_2"/>
            <Button Content="删除" HorizontalAlignment="Left" Margin="205,603,0,0" VerticalAlignment="Top" Click="Button_Click_3"/>
            <TextBlock x:Name="textblock1" HorizontalAlignment="Left" Margin="24,556,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top"/>
            <Button Content="查看手机号" HorizontalAlignment="Left" Margin="291,603,0,0" VerticalAlignment="Top" Click="Button_Click_4"/>
            <Button Content="只读联系人访问〉" HorizontalAlignment="Left" Margin="224,533,0,0" VerticalAlignment="Top" Width="232" Click="Button_Click_5"/>
        </Grid>

    public partial class MainPage : PhoneApplicationPage
    {
        // 构造函数
        public MainPage()
        {
            InitializeComponent();
            Query();
        }

        //新增联系人
        async Task Add(string familyName, string givenName)
        {
            ContactStore store = await ContactStore.CreateOrOpenAsync();
            StoredContact contact = new StoredContact(store);
            contact.FamilyName = familyName;
            contact.GivenName = givenName;

            //获取已知联系人属性
            IDictionary<string, object> props = await contact.GetPropertiesAsync();
            props.Add(KnownContactProperties.Telephone, "18600000000");

            //获取扩展的联系人属性
            IDictionary<string, object> extprops = await contact.GetExtendedPropertiesAsync();
            extprops.Add("扩展", "扩展属性");

            await contact.SaveAsync();

        }

        //查询联系人，并绑定到列表
        async void Query()
        {
            ContactStore store = await ContactStore.CreateOrOpenAsync();
            ContactQueryResult result = store.CreateContactQuery();
            IReadOnlyList<StoredContact> contacts = await result.GetContactsAsync();

            listbox1.ItemsSource = contacts;
        }

        //查询已知属性
        async void GetPropertie(StoredContact contact)
        {
            IDictionary<string, object> props = await contact.GetPropertiesAsync();
            if (props.Keys.Contains(KnownContactProperties.Telephone))
            {
                MessageBox.Show("手机：" + props[KnownContactProperties.Telephone].ToString());
            }
        }

        //更新联系人
        async Task Update(string Id)
        {
            try
            {
                ContactStore store = await ContactStore.CreateOrOpenAsync();
                var contact = await store.FindContactByIdAsync(Id);
                if (contact != null)
                {
                    contact.FamilyName = "赵";
                    contact.GivenName = "六";
                    await contact.SaveAsync();
                }
            }
            catch (Exception e)
            {
                textblock1.Text = e.Message;
            }
        }

        //删除联系人
        async private Task Delete(string Id)
        {
            try
            {
                ContactStore store = await ContactStore.CreateOrOpenAsync();
                await store.DeleteContactAsync(Id);
            }
            catch (Exception e)
            {
                textblock1.Text = e.Message;
            }
        }

        //新增
        private async void Button_Click_1(object sender, RoutedEventArgs e)
        {
            string[] familyNames = new string[] { "赵", "钱", "孙", "李", "周" };
            string[] givenNames = new string[] {"云","权","飞燕","白","公瑾" };
            Random r = new Random();

            await Add(familyNames[r.Next(0, familyNames.Length)], givenNames[r.Next(0, givenNames.Length)]);
            Query();
        }
        //修改
        private async void Button_Click_2(object sender, RoutedEventArgs e)
        {

           var contact= listbox1.SelectedValue as StoredContact;
           if (contact == null) return;
           await Update(contact.Id);
           Query();
        }

        //删除
        private async void Button_Click_3(object sender, RoutedEventArgs e)
        {
            var contact = listbox1.SelectedValue as StoredContact;
            if (contact == null) return;
            await Delete(contact.Id);
            Query();
        }

        //查看手机号
        private void Button_Click_4(object sender, RoutedEventArgs e)
        {
            var contact = listbox1.SelectedValue as StoredContact;
            if (contact == null) return;
            GetPropertie(contact);
        }

        private void Button_Click_5(object sender, RoutedEventArgs e)
        {
            NavigationService.Navigate(new Uri("/Page1.xaml", UriKind.Relative));
        }
    }