Android之Intent和Activity

标签：android   activity   intent   

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

    <uses-sdk
        android:minSdkVersion="11"
        android:targetSdkVersion="19" />

    <application android:label="@string/app_name" android:icon="@drawable/ic_launcher">
        <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="OtherActivity"
                  android:label="OtherActivity">
        </activity>
    </application>
</manifest>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    >
    <Button
        android:id="@+id/button1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="跳转到另一个Activity"
    />
</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    >
<TextView
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:text="OtherActivity"
    />
</LinearLayout>

package com.rainsong.intentdemo;

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

public class MainActivity extends Activity
{
    OnClickListener listener1 = null;
    Button button1;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        listener1 = new OnClickListener() {
            public void onClick(View v) {
                Intent  intent1= new Intent(MainActivity.this, OtherActivity.class);
                startActivity(intent1);
            }
        };

        button1 = (Button)findViewById(R.id.button1);
        button1.setOnClickListener(listener1);
    }
}

Java源代码文件：OtherActivity.java

package com.rainsong.intentdemo;

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

public class OtherActivity extends Activity
{
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.other);
    }
}

Android之Intent和Activity

标签：android   activity   intent   

原文地址：http://blog.csdn.net/hantangsongming/article/details/41073849