广播机制BroadcastReceiver 手动和自动注册
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package com.example.bctest;
import android.app.Activity;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class BoardCastRe extends Activity {
public static final String SMS_RECEIVED_ACTION =
"android.provider.Telephony.SMS_RECEIVED";
private Button btnReg,btnUnReg;
private boardMessage bm;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_board_cast_re);
btnReg = (Button)findViewById(R.id.btnReg);
btnReg.setOnClickListener(new AutoRegReceive());
btnUnReg = (Button)findViewById(R.id.btnUnReg);
btnUnReg.setOnClickListener(new UnRegReceive());
}
class RegReceive implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
System.out.println("reg");
bm = new boardMessage();
IntentFilter intFi = new IntentFilter();
intFi.addAction(SMS_RECEIVED_ACTION);
BoardCastRe.this.registerReceiver(bm, intFi);
}
}
class AutoRegReceive implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
bm = new boardMessage();
IntentFilter intFi = new IntentFilter();
intFi.addAction("broadcast");
BoardCastRe.this.registerReceiver(bm, intFi);
send();
}
}
private void send(){
Intent it = new Intent();
it.setAction("broadcast");
BoardCastRe.this.sendBroadcast(it);
}
class UnRegReceive implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
BoardCastRe.this.unregisterReceiver(bm);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_board_cast_re, menu);
return true;
}
}
import android.app.Activity;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class BoardCastRe extends Activity {
public static final String SMS_RECEIVED_ACTION =
"android.provider.Telephony.SMS_RECEIVED";
private Button btnReg,btnUnReg;
private boardMessage bm;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_board_cast_re);
btnReg = (Button)findViewById(R.id.btnReg);
btnReg.setOnClickListener(new AutoRegReceive());
btnUnReg = (Button)findViewById(R.id.btnUnReg);
btnUnReg.setOnClickListener(new UnRegReceive());
}
class RegReceive implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
System.out.println("reg");
bm = new boardMessage();
IntentFilter intFi = new IntentFilter();
intFi.addAction(SMS_RECEIVED_ACTION);
BoardCastRe.this.registerReceiver(bm, intFi);
}
}
class AutoRegReceive implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
bm = new boardMessage();
IntentFilter intFi = new IntentFilter();
intFi.addAction("broadcast");
BoardCastRe.this.registerReceiver(bm, intFi);
send();
}
}
private void send(){
Intent it = new Intent();
it.setAction("broadcast");
BoardCastRe.this.sendBroadcast(it);
}
class UnRegReceive implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
BoardCastRe.this.unregisterReceiver(bm);
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_board_cast_re, menu);
return true;
}
}
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