android_10 activityA调activityB

 

ButtonDemoActivity(activityA) ：

package com.mhm.button.activity;import android.app.Activity;import android.content.Intent;import android.net.Uri;import android.os.Bundle;import android.view.Gravity;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;public class ButtonDemoActivity extends Activity {    /** Called when the activity is first created. */private Button btn_save;private Button btn_submit;private Button btn_call;private Button btn_sms;private Button btn_to_sec;private Button btn_to_sec_return;private static final int REQUESTCODE = 1;     @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        btn_save = (Button)findViewById(R.id.save);        btn_submit = (Button)findViewById(R.id.submit);        btn_call = (Button)findViewById(R.id.btn_call);        btn_sms = (Button)findViewById(R.id.btn_sms);        btn_to_sec = (Button)findViewById(R.id.btn_to_sec);                btn_save.setOnClickListener(listener);        btn_submit.setOnClickListener(listener);        btn_call.setOnClickListener(listener);        btn_sms.setOnClickListener(listener);        btn_to_sec.setOnClickListener(listener);    }        private OnClickListener listener = new OnClickListener() {public void onClick(View v) {Button b = (Button)v;switch (b.getId()) {case R.id.save:Toast t = Toast.makeText(getApplicationContext(), "保存成功~", Toast.LENGTH_SHORT);t.setGravity(Gravity.CENTER_VERTICAL, 0, -100);t.show();break;case R.id.submit:t = Toast.makeText(getApplicationContext(), "提交成功~", Toast.LENGTH_SHORT);t.setGravity(Gravity.CENTER_VERTICAL, 0, 100);t.show();break;case R.id.btn_call:Intent intent = new Intent();intent.setAction(Intent.ACTION_CALL);intent.setData(Uri.parse("tel:[phone]"));startActivity(intent);break;case R.id.btn_sms:intent = new Intent();intent.setAction(Intent.ACTION_SENDTO);intent.setData(Uri.parse("smsto:5554"));intent.putExtra("sms_body", "Hello world");startActivity(intent);break;//跳转activity的buttoncase R.id.btn_to_sec:intent = new Intent();intent.setClass(getApplicationContext(), ButtonDemoActivity2.class);intent.putExtra("str", "我是传递的参数");startActivity(intent);break;default:t = Toast.makeText(getApplicationContext(), "按钮成功~", Toast.LENGTH_SHORT);t.setGravity(Gravity.CENTER_VERTICAL, 0, 200);t.show();break;}}};}

ButtonDemoActivity2：(activityB)

package com.mhm.button.activity;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;import android.widget.TextView;import android.widget.Toast;public class ButtonDemoActivity2 extends Activity {private TextView tv;private Button btn_save_2;private String str;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main2);//接收到activityA传递过来的参数Intent intent = getIntent();Bundle b = intent.getExtras();str = b.getString("str");tv = (TextView)findViewById(R.id.tv_sec);tv.setText(str);btn_save_2 = (Button)findViewById(R.id.save_sec);btn_save_2.setOnClickListener(listener);}private OnClickListener listener = new OnClickListener() {public void onClick(View v) {Button b = (Button)v;switch (b.getId()) {case R.id.save_sec:Toast t = Toast.makeText(getApplicationContext(), str, Toast.LENGTH_SHORT);t.show();break;default:break;}}};}

 

main.xml(acitvityA对应的xml)：

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <Button        android:id="@+id/save"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="保存" />     <Button        android:id="@+id/submit"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="提交" />     <Button        android:id="@+id/btn_call"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="CALL" />     <Button        android:id="@+id/btn_sms"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="MESSAGE" />     <Button        android:id="@+id/btn_to_sec"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="跳转" /></LinearLayout>

 

main2.xml：(activity2对应的xml)

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <TextView        android:id="@+id/tv_sec"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Activity2"        />        <Button        android:id="@+id/save_sec"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="second保存" /></LinearLayout>

 

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.mhm.button.activity"    android:versionCode="1"    android:versionName="1.0" >    <uses-sdk android:minSdkVersion="10" />    <application        android:icon="@drawable/ic_launcher"        android:label="@string/app_name" >        <activity            android:label="@string/app_name"            android:name=".ButtonDemoActivity" >            <intent-filter >                <action android:name="android.intent.action.MAIN" />                <category android:name="android.intent.category.LAUNCHER" />            </intent-filter>        </activity><!-- 需要在AndroidManifest.xml中注册activityB -->        <activity              android:label="@string/app_name"            android:name=".ButtonDemoActivity2" >        </activity>    </application><!-- 告诉android 程序可以打电话和发消息 --><uses-permission android:name="android.permission.CALL_PHONE"/><uses-permission android:name="android.permission.SEND_SMS"/>        </manifest>