android之Dialog

 

FirstActivity.java

 

package archie.android.dialog;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 FirstActivity extends Activity { private Button myButton;@Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); myButton=(Button) findViewById(R.id.myButton1); myButton.setText("点我"); myButton.setOnClickListener(new MyButtonListener()); }class MyButtonListener implements OnClickListener{@Overridepublic void onClick(View v) {Intent intent=new Intent();intent.setClass(FirstActivity.this, AnotherActivity.class);FirstActivity.this.startActivity(intent);}}}

 

AnotherActivity.java

 

package archie.android.dialog;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 AnotherActivity extends Activity {private Button myButton2;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.another);myButton2=(Button) findViewById(R.id.myButton2);myButton2.setText("回到第一个");myButton2.setOnClickListener(new MyButtonListener());}class MyButtonListener implements OnClickListener{@Overridepublic void onClick(View v) {Intent intent=new Intent();intent.setClass(AnotherActivity.this, FirstActivity.class);AnotherActivity.this.startActivity(intent);}}}

 

AndroidManifest.xml

 

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android" package="archie.android.dialog" android:versionCode="1" android:versionName="1.0"> <application android:icon="@drawable/icon" android:label="@string/app_name"> <activity android:name=".FirstActivity" 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=".AnotherActivity" android:label="@string/another" android:theme="@android:style/Theme.Dialog"/> </application></manifest>