Android线程间通信的Message机制

核心提示：private Handler mOtherThreadHandler=null;private Button btn, btn2, btn3, btn4, btn5, btn6;private NoLooperThread noLooerThread = null;private OwnLooperThread ow

private Handler mOtherThreadHandler=null;

private Button btn, btn2, btn3, btn4, btn5, btn6;

private NoLooperThread noLooerThread = null;

private OwnLooperThread ownLooperThread = null;

private ReceiveMessageThread receiveMessageThread =null;

private Context context = null;

private final String sTag = "MessageExample";

private boolean postRunnable = false;

/** Called when the activity is first created. */

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

context = this.getApplicationContext();

LinearLayout layout = new LinearLayout(this);

layout.setOrientation(LinearLayout.VERTICAL);

btn = new Button(this);

btn.setId(101);

btn.setText("message from main thread self");

btn.setOnClickListener(this);

LinearLayout.LayoutParams param =

new LinearLayout.LayoutParams(250,50);

param.topMargin = 10;

layout.addView(btn, param);

btn2 = new Button(this);

btn2.setId(102);

btn2.setText("message from other thread to main thread");

btn2.setOnClickListener(this);

layout.addView(btn2, param);

btn3 = new Button(this);

btn3.setId(103);

btn3.setText("message to other thread from itself");

btn3.setOnClickListener(this);

layout.addView(btn3, param);

btn4 = new Button(this);

btn4.setId(104);

btn4.setText("message with Runnable as callback from other thread to main thread");

btn4.setOnClickListener(this);

layout.addView(btn4, param);

btn5 = new Button(this);

btn5.setId(105);

btn5.setText("main thread's message to other thread");

btn5.setOnClickListener(this);