06、Windows 10 技术预览

#if  WINDOWS_PHONE_APP

      // wp 平台的 api 调用

#elif  WINDOWS_APP

      // win pad 平台的 api 调用

#endif

// 判断是否是具有实体按键（Back键、Camera 键..）
if(Windows.Foundation.Metadata.Apilnformation.IsTypePresent("Windows.Phone.UI.Input.HardwareButtons"))
{
     // Windows phone 的相关 api
}


// Windows.Foundation.Metadata.ApiInformation 类提供的静态方法： 

// IsApiContractPresent
// IsEnumNamedValuePresent
// IsEventPresent
// IsMethodPresent
// IsPropertyPresent
// IsReadOnlyPropertyPresent
// IsTypePresent
// IsWriteablePropertyPresent

// C# Syntax
#if WINDOWS_PHONE_APP                        
　　　　Windows.Phone.UI.Input.HardwareButtons.BackPressed += this.HardwareButtons_BackPressed;
#endif

//  C++ Syntax
#if WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP               
    _backPressedEventToken = HardwareButtons::BackPressed += ref new EventHandler<BackPressedEventArgs^> (this,&NavigationHelper::HardwareButton_BackPressed);
#endif

<VisualState x:Name="wideState">
      <VisualState.Setters>
             <Setter Target="myPanel.Orientation" Value="Horizontal" />
      </VisualState.Setters>
      <VisualState.StateTriggers>
             <AdaptiveTrigger MinWindowWidth="600"/>
      </VisualState.StateTriggers>
</VisualState>

var options = new LauncherOptions();
options.TargetApplicationPackageFamilyName =  "24919.InstapaperIt";

var launchUri = new Uri("instapaper:?AddUrl=http%3A%2F%2Fbing.com");
await Launcher.LaunchUriAsync(launchUri, options);

var options = new LauncherOptions();
options.TargetApplicationPackageFamilyName = "24919.InstapaperIt";

var token = SharedStorageAccessManager.AddFile(gpxFile);

ValueSet inputData = new ValueSet();
inputData.Add("Token", token);

var launchUri = new Uri("instapaper:?AddUrl=http%3A%2F%2Fbing.com");
await Launcher.LaunchUriAsync(launchUri, options, inputData);

// 一个 app
var options = new LauncherOptions();
options.TargetApplicationPackageFamilyName = "24919.Instap";
var launchUri = new Uri("instapaper:?AddUrl=http%3A%2F%2Fbing.com");
await Launcher.LaunchUriForResultsAsync(launchUri, options, data);


// 另一个 app，把结果存到 ValueSet 字典中，返回
var resultData = new ValueSet();
resultData.Add("Result", value);
operation.ProtocolForResultsOperation.ReportCompleted(resultData);

// 判断当前设备上，是否有 app 声明了instapaper 启动协议名称
var queryUri = new Uri("instapaper:");
await Launcher.QueryUriSupportAsync(queryUri, LaunchUriType.LaunchUri);


 // 判断当前设备上，是否有 app 声明了instapaper 启动协议名称，并且它的 pfn 为 "24919.InstapaperIt" 的指定app
var queryUri = new Uri("instapaper:");
string packageFamilyName = "24919.InstapaperIt"; 
await Launcher.QueryUriSupportAsync(queryUri, LaunchUriType.LaunchUriForResults, packageFamilyName);

<Package>
    <Extensions>
        <Extension Category="windows.publisherCacheFolder">
            <PublisherCacheFolder>
                <Folder Name="folder1">
            </PublisherCacheFolder>
        </Extension>
    </Extensions>
</Package>

// 获取这个共享的文件夹
Windows.Storage.ApplicationData.Current.GetPublisherCacheFolder("folder1");

// 清空共享文件夹
Windows.Storage.ApplicationData.Current.ClearPublisherCacheFolderAsync();

<GridView 
    AllowDrop="true" 
    DragEnter="contactGridView_DragEnter" 
    DragLeave="contactGridView_DragLeave" 
    DragOver="contactView_DragOver" 
    Drop="contactGridView_Drop"/> 

<!--示例-->
<ListView ItemsSource="{x:Bind Groups}" > 
  <ListView.ItemTemplate> 
    <DataTemplate TargetType="data:BookItem" > 
        <TextBlock Text="{x:Bind Book.Title}" /> 
    </DataTemplate> 
  </ListView.ItemTemplate> 
</ListView> 

<Grid Width="300" Height="200">

     <Grid.Transform3D>
         <PerspectiveTransform3D OffsetX="-150" OffsetY="-100" Depth="1000" />
     </Grid.Transform3D>

     <Grid Background="Red">
         <Grid.Transform3D>
             <CompositeTransform3D RotationY="30" TranslateZ="1"/>
         </Grid.Transform3D>
     </Grid>

     <Grid Background="Blue">
         <Grid.Transform3D>
             <CompositeTransform3D RotationX="-30" TranslateZ="-1"/>
         </Grid.Transform3D>
     </Grid>
 </Grid>

AppServiceConnection connection = new AppServiceConnection();
connection.AppServiceName = "microsoftDX-appservicesdemo";
connection.PackageFamilyName = "24919ArunjeetSingh.InstapaperIt";

AppServiceConnectionStatus connectionStatus = await connection.OpenAsync();
if (connectionStatus == AppServiceConnectionStatus.Success)
{
  //向服务端发送数据 
  var message = new ValueSet();
  message.Add("Command", "CalcSum");
  message.Add("Value1", Int32.Parse(Value1.Text));
  message.Add("Value2", Int32.Parse(Value2.Text));

  // 发送消息并等待响应 
  AppServiceResponse response = await connection.SendMessageAsync(message);
  if (response.Status == AppServiceResponseStatus.Success)
  {
      int sum = (int)response.Message["Result"];
      new MessageDialog("Result=" + sum).ShowAsync();
  }
}
else 
{
    //如果没有 app service 端，则指导用户下载 app service 端
}

namespace AppServicesDemoTask
{
    // 需要继承 IBackgroundTask 接口
    public sealed class AppServiceTask : IBackgroundTask
    {
        private static BackgroundTaskDeferral _serviceDeferral;

        public void Run(IBackgroundTaskInstance taskInstance)
        {
            // 注册当前后台任务的 取消事件
            taskInstance.Canceled += TaskInstance_Canceled;

            // 获得任务实例的 deferal 对象 
            _serviceDeferral = taskInstance.GetDeferral();

            var appService = taskInstance.TriggerDetails as AppServiceTriggerDetails;
            if (appService.Name == "microsoftDX-appservicesdemo")
            {
                // 可以添加调用 app 的合法性验证 ValidateCaller(appService.CallerPackageFamilyName) ??
                appService.AppServiceConnection.RequestReceived += RequestReceived;
            }
        }

        ...
      
　　private async void RequestReceived(AppServiceConnection sender, AppServiceRequestReceivedEventArgs args)
　　{
  　　  var message = args.Request.Message;

　　　　//  服务端使用 Command 参数，作为 client 调用的操作
  　　  string command = message["Command"] as string;
   　　 switch (command)
  　　  {
     　　   case "DoIt": {
           　　     var messageDeferral = args.GetDeferral();
            　　    int value1 = (int)message["Value1"];
                
             　　  // ...  做一些处理

              　　  //向调用者返回结果 
              　　  var returnMessage = new ValueSet();
              　　  returnMessage.Add("Result", result);
              　　  var responseStatus = await args.Request.SendResponseAsync(returnMessage);
               　　 messageDeferral.Complete();
               　　 break;
           　　 }
  　　      case "Quit":  {

             　　   // 服务端被要求退出，则调用deferral  对象的 Complete 方法，系统终止 Service
            　　    _serviceDeferral.Complete();
             　　   break;
          　　  }
   　　 }
}

<?xml version="1.0" encoding="utf-8"?>
<Package xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10">
  <Applications>
    <Application Id="App“>
      <Extensions>
          <uap:Extension
　　　　　　　　 Category="windows.appService“
              EntryPoint="AppServicesDemoTask.AppServiceTask">
          <uap:AppService Name="microsoftDX-appservicesdemo" /></uap:Extension>
      </Extensions>
    </Application>
  </Applications>

  <Capabilities>
    <Capability Name="internetClient" />
  </Capabilities>
</Package>

AppServiceConnectionStatus connectionStatus = await connection.OpenAsync();
if (connectionStatus == AppServiceConnectionStatus.Success)
{
    connection.RequestReceived += OnRequestReceived;
}

// 使用 ToastNotificationHistoryChangedTrigger 触发器的后台任务
public sealed class ActionCenterChangedTask: IBackgroundTask
{
  public void Run(IBackgroundTaskInstance taskInstance)
  {
    var toasts = ToastNotificationManager.History.GetHistory();
    if (toasts != null)
    {
      var count = toasts.Count();
      if (count== 0)
      {
        BadgeUpdateManager.CreateBadgeUpdaterForApplication().Clear();
      }
      else
      {
        XmlDocument badgeXml = BadgeUpdateManager.GetTemplateContent(BadgeTemplateType.BadgeNumber);
        XmlElement badgeElement = (XmlElement)badgeXml.SelectSingleNode("/badge");
        badgeElement.SetAttribute("value", count.ToString());
        BadgeNotification badge = new BadgeNotification(badgeXml);
        BadgeUpdateManager.CreateBadgeUpdaterForApplication().Update(badge);
      }
    }
  }
}

<uap:ApplicationContentUriRules>
　　<uap:Rule Type="include" WindowsRuntimeAccess="all" Match="https://rjs.azurewebsites.net/" />
　　<uap:Rule Type="include" WindowsRuntimeAccess="allowForWebOnly" Match="https://*.facebook.com/" />
　　<uap:Rule Type="include" WindowsRuntimeAccess="none" Match="http://bing.com/" />
　　<uap:Rule Type="include" Match="https://*.microsoft.com/" />
</uap:ApplicationContentUriRules>