可以看到,Messenger 的构造方法中,传递了一个 Handler,当接收到客户端的 Message 消息时,会在 handleMessage() 方法中处理,并通过 mMessenger.getBinder() 返回 binder 对象。 接着,需要通过 Message 拿到两个数字,并返回相加的结果,如下: @Override public void handleMessage(@NonNull Message msg) { super.hand...
然后坐等客户端将消息发送到handleMessage想法,根据message.what去判断进行什么操作,然后做对应的操作,最终将结果通过 clientMsg.replyTo.send(),这里注意一定要调用clientMsg.replyTo.send()去发送消息,不然客户端接收不到。 注册MessengerService <service android:name="com.wms.github.aidl.server.MessengerService" a...
因为子线程涉及到UI更新，，Android主线程是线程不安全的，也就是说，更新UI只能在主线程中更新，子线程中操作是危险的. 这个时候，Handler就出现了.,来解决这个复杂的问题 , 由于Handler运行在主线程中(UI线程中), 它与子线程可以通过Message对象来传递数据, 这个时候，Handler就承担着接受子线程传...
它调用的是Handler 中的sendMessage(Message msg) 源码 片段1 如下: /** * Pushes a message onto the end of the message queue after all pending messages * before the current time. It will be received in {@link #handleMessage}, * in the thread attached to this handler. * * @return Return...
@SpontonLuciano 1.you could define a interface in your form project複製 public interface ISendMessage { void SendMessage(string phoneNumber,string content); } 2. in your MainActivity.cs in Android.Project,let the MainActivity implements the interface ISendMessage:...
If you have an iPhone - and both iPad and iPhone are signed-in to iCloud with the same AppleID - to send SMS/MMS messages (green bubbles) from your iPad you must explicitly enable Text Message Forwarding for your iPad on your iPhone...On your iPhone:...
of using email or MMS is that it is a widely available method that works on almost all smartphones, including iPhones. However, there may be limitations on the size of the attachment, and the recipient may need to download the attachment before being able to listen to the voice message. ...
sendMessage方法如下: publicfinalbooleansendMessage(@NonNullMessage msg) {returnsendMessageDelayed(msg,0); } 也是通过sendMessageDelayed方法实现的 2、Handler类中sendMessageDelayed执行过程 2.1、sendMessageDelayed方法 publicfinalbooleansendMessageDelayed(@NonNullMessage msg,longdelayMillis){if(delayMillis <0) {...
From the 'Subject' field, enter a subject. From the 'Compose' email field, enter a message To add an attachment: Tap the Attach icon . Tap 'Attach file' or 'Insert from Drive'. Navigate to then tap the appropriate attachment.
3. The signal is too weak for your phone to send or receive SMS.4. The SMS is marked as spam or blocked by your settings.5. The specific contact or the third-party app has some issues.Solutions:1. Please get in touch with your operator to recharge your phone....