adb shell am broadcast -a “com.mingrisoft” “com.example.myapplication”

代码实现

AndroidManifest.xml

静态注册

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.myapplication">

    <uses-permission android:name="android.permission.BROADCAST_STICKY" />
    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity
            android:name=".MainActivity"
            android:label="@string/app_name"
            android:theme="@style/AppTheme.NoActionBar">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <receiver
            android:name=".MyReciever"
            android:exported="true"
            android:enabled="true">
            <intent-filter>
                <action android:name="com.mingrisoft"></action>
                <action android:name="mingrisoft"></action>
            </intent-filter>
        </receiver>
    </application>

</manifest>

MyReciever.java

package com.example.myapplication;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.widget.Toast;

public class MyReciever extends BroadcastReceiver {
    private final static String TAG = MyReciever.class.getName();
    @Override
    public void onReceive(Context context, Intent intent) {
        Toast.makeText(context,"Recieve",Toast.LENGTH_LONG).show();
    }
}

MyApplication.java
intent.setPackage(“com.example.myapplication”);

package com.example.myapplication;

import android.content.Intent;
import android.os.Bundle;

import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.snackbar.Snackbar;

import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;

import android.view.View;
import android.view.Menu;
import android.view.MenuItem;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
              /*  Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();*/
                Intent intent = new Intent();
                intent.setAction("com.mingrisoft");
                intent.setPackage("com.example.myapplication");
                sendStickyBroadcast(intent);
            }
        });
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}

动态注册的例子

动态注册

1153          // Register for broadcasts from other components of the system.
1154          IntentFilter filter = new IntentFilter();
1155          filter.addAction(Intent.ACTION_BATTERY_CHANGED);
1156          filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
1157          mContext.registerReceiver(new BatteryReceiver(), filter, null, mHandler);
4344      @VisibleForTesting
4345      final class BatteryReceiver extends BroadcastReceiver {
4346          @Override
4347          public void onReceive(Context context, Intent intent) {
4348              synchronized (mLock) {
4349                  handleBatteryStateChangedLocked();
4350              }
4351          }
4352      }

公众号

Android 广播（Android 10）_ide