android最简单的发送文本短信的demo

代码功能：实现最简单的短信发送功能，如下：

AppMainActivity.java

package com.lxy.msgt;import android.app.Activity;import android.app.PendingIntent;import android.content.Intent;import android.os.Bundle;import android.telephony.SmsManager;import android.view.MotionEvent;import android.view.View;import android.view.View.OnClickListener;import android.view.View.OnTouchListener;import android.widget.Button;import android.widget.EditText;import android.widget.Toast;public class AppMainActivity extends Activity implements OnClickListener, OnTouchListener{    private static final String TAG = "AppMainActivity";        private EditText number;    private EditText content;    private Button btnSend;    private SmsManager sManager;        private Toast mToastForEmptyNumber;    private Toast mToastForEmptyContent;        /** Called when the activity is first created. */    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        initWidget();    }        private void initWidget(){    number = (EditText) findViewById(R.id.et_number);    content = (EditText) findViewById(R.id.et_content);    btnSend = (Button) findViewById(R.id.btn_send);    btnSend.setOnClickListener(this);    sManager = SmsManager.getDefault();        }        private void sendMsg(){    String inputNumber = number.getText().toString().trim();    String inputContext = content.getText().toString();    if (inputNumber == null ||inputNumber.equals("")){    if(mToastForEmptyNumber == null){    mToastForEmptyNumber = Toast.makeText(this, "您还没有输入电话号码", Toast.LENGTH_SHORT);    }    mToastForEmptyNumber.show();    return;    } else if (inputContext == null || inputContext.equals("")){    if(mToastForEmptyContent == null){    mToastForEmptyContent = Toast.makeText(this, "您还没有输入短信内容", Toast.LENGTH_SHORT);    }    mToastForEmptyContent.show();    return;    } else{    //发送短信    PendingIntent pIntent = PendingIntent.getActivity(AppMainActivity.this, 0, new Intent(), 0);    sManager.sendTextMessage(inputNumber, null, inputContext, pIntent, null);    Toast.makeText(this, "短信发送成功", Toast.LENGTH_SHORT).show();    }    }    @Overridepublic void onClick(View v) {switch(v.getId()){case R.id.btn_send:sendMsg();break;default:break;}}    @Overridepublic boolean onTouch(View v, MotionEvent event) {// TODO Auto-generated method stubreturn false;}}

main.xml

<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    ><TextView  android:id="@+id/tv_title"android:gravity="center_horizontal"android:layout_alignParentTop="true"    android:layout_width="fill_parent"     android:layout_height="wrap_content"     android:text="@string/hello" />    <TextView     android:id="@+id/tv_number"    android:layout_below="@+id/tv_title"    android:layout_width="fill_parent"     android:layout_height="wrap_content"     android:text="电话号码："/><EditText android:id="@+id/et_number"android:layout_below="@+id/tv_number"android:layout_width="fill_parent"android:layout_height="wrap_content"android:numeric="integer"android:singleLine="true" /><TextView android:id="@+id/tv_content"android:layout_below="@+id/et_number"    android:layout_width="fill_parent"     android:layout_height="wrap_content"     android:text="短信内容："/>    <EditText     android:id="@+id/et_content"    android:gravity="top"    android:layout_below="@+id/tv_content"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:minHeight="200dip" />    <Button     android:id="@+id/btn_send"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:layout_alignParentBottom="true"    android:text="发送"    /></RelativeLayout>

当然这个是不能忘记滴

<uses-permission android:name="android.permission.SEND_SMS"/>

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