Android应用发送邮件

package com.example;  
 
import android.app.Activity;  
import android.os.Bundle;  
import android.content.Intent;  
import android.view.View;  
import android.widget.Button;  
import android.widget.EditText;  
 
public class SendMail extends Activity {  
    /** Called when the activity is first created. */ 
 
    private EditText mMailTo;  
    private EditText mMailContent;  
    private Button mSend;  
    private String[] strEmailReciver;  
    private String strEmailBody;  
 
    @Override 
    public void onCreate(Bundle savedInstanceState) {  
        super.onCreate(savedInstanceState);  
        setContentView(R.layout.main);  
 
        mSend = (Button) findViewById(R.id.mSend);  
        mMailTo = (EditText) findViewById(R.id.mMailTo);  
        mMailContent = (EditText) findViewById(R.id.mMailContent);  
 
        mSend.setOnClickListener(new Button.OnClickListener() {  
            @Override 
            public void onClick(View v) {  
                Intent intent = new Intent(android.content.Intent.ACTION_SEND);  
                intent.setType("plain/text");  
                strEmailReciver = new String[] { mMailTo.getText().toString() };  
                strEmailBody = mMailContent.getText().toString();  
                intent.putExtra(android.content.Intent.EXTRA_EMAIL,  
                        strEmailReciver);  
                intent.putExtra(android.content.Intent.EXTRA_TEXT, strEmailBody);  
                startActivity(Intent.createChooser(intent, getResources()  
                        .getString(R.string.str_message)));  
            }  
        });  
    }  
} 

package com.example;

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

public class SendMail extends Activity {
/** Called when the activity is first created. */

private EditText mMailTo;
private EditText mMailContent;
private Button mSend;
private String[] strEmailReciver;
private String strEmailBody;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

mSend = (Button) findViewById(R.id.mSend);
mMailTo = (EditText) findViewById(R.id.mMailTo);
mMailContent = (EditText) findViewById(R.id.mMailContent);

mSend.setOnClickListener(new Button.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(android.content.Intent.ACTION_SEND);
intent.setType("plain/text");
strEmailReciver = new String[] { mMailTo.getText().toString() };
strEmailBody = mMailContent.getText().toString();
intent.putExtra(android.content.Intent.EXTRA_EMAIL,
strEmailReciver);
intent.putExtra(android.content.Intent.EXTRA_TEXT, strEmailBody);
startActivity(Intent.createChooser(intent, getResources()
.getString(R.string.str_message)));
}
});
}
}




main.xml:
Java代码 
<?xml version="1.0" encoding="utf-8" ?>  
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:orientation="vertical" android:layout_width="fill_parent" 
    android:layout_height="fill_parent">  
    <TextView android:layout_width="fill_parent" 
        android:layout_height="30px" android:text="收件人" />  
    <EditText android:id="@+id/mMailTo" android:layout_width="fill_parent" 
        android:layout_height="wrap_content" android:text="[e-mail]" />  
    <TextView android:layout_width="fill_parent" 
        android:layout_height="30px" android:text="邮件内容" />  
    <EditText android:id="@+id/mMailContent" android:layout_width="fill_parent" 
        android:layout_height="wrap_content" android:text="这里是邮件内容!!" />  
    <Button android:id="@+id/mSend" android:layout_width="fill_parent" 
        android:layout_height="wrap_content" android:layout_centerInParent="true" 
        android:text="发送" />  
</LinearLayout>