android 发送e-mail实例

主布局文件:

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical" >    <TextView android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="这是一个发送Email的示例"/>    <LinearLayout android:layout_width="fill_parent"        android:layout_height="wrap_content">        <TextView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="收信人"/>        <EditText android:layout_width="fill_parent"            android:layout_height="wrap_content"            android:id="@+id/ed_receiver"            android:hint="输入收信人Email"/>    </LinearLayout>        <LinearLayout android:layout_width="fill_parent"        android:layout_height="wrap_content">        <TextView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="主 题"/>        <EditText android:layout_width="fill_parent"            android:layout_height="wrap_content"            android:id="@+id/ed_emailSubject"            android:hint="输入信件主题"/>    </LinearLayout>    <EditText android:layout_width="fill_parent"        android:layout_height="250px"        android:id="@+id/ed_emailBody"        android:hint="输入新建内容"/>    <Button android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:id="@+id/bt_send"        android:text="发  送"/></LinearLayout>

主活动类EmailActivity.java：

package com.example.ch10;import com.example.baseexample.R;import android.app.Activity;import android.content.Intent;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.EditText;public class EmailActivity extends Activity {private EditText ed_receiver,ed_emailSubject,ed_emailBody;private Button bt_send;public void onCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.ch10_email);ed_receiver = (EditText)findViewById(R.id.ed_receiver);ed_emailSubject = (EditText)findViewById(R.id.ed_emailSubject);ed_emailBody = (EditText)findViewById(R.id.ed_emailBody);bt_send = (Button)findViewById(R.id.bt_send);bt_send.setOnClickListener(new Button.OnClickListener(){@Overridepublic void onClick(View arg0) {String[] emailReciver = new String[]{ed_receiver.getText().toString()};String emailSubject = ed_emailSubject.getText().toString();String emailBody = ed_emailBody.getText().toString();Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);emailIntent.setType("plain/text");emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL, emailReciver);emailIntent.putExtra(android.content.Intent.EXTRA_CC, "test");emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, emailSubject);emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, emailBody);startActivity(Intent.createChooser(emailIntent, "mail test"));}});}}

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