Android 使用 Gmail 来发送邮件

1. [代码]SendMail.java    

package org.apache.android.mail;  

import android.app.Activity; 

import android.os.Bundle; 

import android.util.Log; 

import android.view.View; 

import android.widget.Button; 

import android.widget.EditText;  

public class SendMail extends Activity { 

    /**

     * Called with the activity is first created.

     */ 

    @Override 

    public void onCreate(Bundle icicle) { 

        super.onCreate(icicle); 

        setContentView(R.layout.main); 

        final Button send = (Button) this.findViewById(R.id.send); 

        final EditText userid = (EditText) this.findViewById(R.id.userid); 

        final EditText password = (EditText) this.findViewById(R.id.password); 

        final EditText from = (EditText) this.findViewById(R.id.from); 

        final EditText to = (EditText) this.findViewById(R.id.to); 

        final EditText subject = (EditText) this.findViewById(R.id.subject); 

        final EditText body = (EditText) this.findViewById(R.id.body); 

        send.setOnClickListener(new View.OnClickListener() { 

            public void onClick(View view) { 

                GMailSender sender = new GMailSender(userid.getText().toString(),

                    password.getText().toString()); 

                try { 

                    sender.sendMail(subject.getText().toString(), 

                            body.getText().toString(), 

                            from.getText().toString(), 

                            to.getText().toString()); 

                } catch (Exception e) { 

                    Log.e("SendMail", e.getMessage(), e); 

                } 

            } 

        }); 

    } 

}