一个apk通过隐式Intent 启动另一个apk

package com.powerstar.dlna;

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

public class MainActivity extends Activity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

Intent it = new Intent();
it.setAction("ALL_APPS");
startActivity(it);
}

}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.powerstar.dlna"
android:versionCode="1"
android:versionName="1.0" >

<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="17" />

<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.powerstar.dlna.MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>

</manifest>

package tv.icntv.vendor;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;

public class Main extends Activity {

private static final String TAG = "Activity";

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Log.d(TAG, "wen---tv.icntv.vendor");
Intent intent = getIntent();
Log.d(TAG, "wen---intent.getAction():" + intent.getAction());
}
}

<span style="font-size:14px;"><?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="tv.icntv.vendor"
android:versionCode="1"
android:versionName="1.0" >

<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="18" />

<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@android:style/Theme.NoTitleBar" >
<activity
android:name="tv.icntv.vendor.Main"
android:label="@string/title_activity_main" >
<intent-filter>
<action android:name="ALL_APPS" />
<category android:name="android.intent.category.DEFAULT" />
<!-- <category android:name="android.intent.category.LAUNCHER" /> -->
</intent-filter>
</activity>
</application>

</manifest>