Android Implicit Intent example

안드로이드에서 묵시적 인텐트를 이용하여 다른 액티비티를 실행하는 예

AndroidManifest.xml

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

    <uses-sdk android:minSdkVersion="10" />
	<uses-permission android:name="android.permission.READ_CONTACTS"/>
	
    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:name=".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>
        <activity android:name=".SecondActivity">
            <intent-filter>
                <action android:name="mySecondActivityTest"/>
                <category android:name="android.intent.category.DEFAULT"/>
            </intent-filter>
        </activity>
    </application>

</manifest>

MainActivity.java

package my.android.test;

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

public class MainActivity extends Activity {
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
	}
	
	public void onBtnClick(View v) {

		/* 명시적 인텐트를 이용한 요청
		Intent intent = new Intent(this, SecondActivity.class);
		startActivity(intent);
		*/
		
		// 묵시적 인텐트를 이용한 요청
		Intent intent = new Intent("mySecondActivityTest");
		intent.addCategory("android.intent.category.DEFAULT");
		startActivity(intent);
	}
}

SecondActivity.java

package my.android.test;

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

public class SecondActivity extends Activity {
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		
		setContentView(R.layout.second);
	}
}