Android实现发送短信的功能

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   手机自带的发送短信的界面自己不喜欢,该怎么办??哈哈,我们可以自己写一个,下面就让我来展示一下如何实现发送短信的功能

首先,我们需要设置一个布局文件,在布局文件中需要一个文本编辑框(用于输入要发送的信息),一个按钮(用于发送),和一个接受联系人信息(为数字类型的小文本编辑框,用于输入接收方的号码)

 现在,就然我们开始编写:我们将布局文件贴出


<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context="com.wusu.android_002_Message.MainActivity" >    <AutoCompleteTextView        android:id="@+id/editText_receive"        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:layout_alignParentLeft="true"        android:layout_alignParentTop="true"        android:layout_marginTop="5dp"        android:inputType="number"        android:hint="@string/Input_number_of_receive"        android:ems="10" />        <EditText            android:id="@+id/editText_content"            android:layout_width="fill_parent"            android:layout_height="match_parent"            android:layout_above="@+id/button_send"            android:layout_alignRight="@+id/editText_receive"            android:layout_below="@id/editText_receive"            android:ems="10"            android:layout_marginTop="10dp"            android:hint="@string/Input_content"            android:gravity="top"            android:inputType="textMultiLine" >        <requestFocus />    </EditText>    <Button        android:id="@+id/button_send"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_alignParentBottom="true"        android:layout_alignRight="@+id/editText_content"        android:layout_marginBottom="36dp"        android:layout_marginRight="14dp"        android:text="@string/send" /></RelativeLayout>


这样就完成了布局,我们,然后进入到MainActivity类中,用于实现,具体代码如下所示:


import java.util.ArrayList;import android.app.Activity;import android.os.Bundle;import android.telephony.*;import android.text.TextUtils;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.widget.ArrayAdapter;import android.widget.AutoCompleteTextView;import android.widget.Button;import android.widget.EditText;import android.widget.TextView;import android.widget.Toast;public class MainActivity extends Activity implements OnClickListener {private Button button_send;private TextView textView_content,textView_receive;  private AutoCompleteTextView autoCompleteTextView_number;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);button_send=(Button) findViewById(R.id.button_send);    button_send.setOnClickListener(this);textView_content=(TextView) findViewById(R.id.editText_content);textView_receive=(TextView) findViewById(R.id.editText_receive);   autoCompleteTextView_number=(AutoCompleteTextView) findViewById(R.id.editText_receive);       ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_dropdown_item_1line,numbers);       autoCompleteTextView_number.setAdapter(adapter);} private String[] numbers={"1008611","10086","1234567890","9876543210","725610987678","226610"}; @Overridepublic void onClick(View view) {switch (view.getId()) {case R.id.button_send:String content=textView_content.getText().toString();String number=textView_receive.getText().toString();if(TextUtils.isEmpty(number)){Toast.makeText(MainActivity.this,"请输入电话号码...", Toast.LENGTH_SHORT).show();  return;}else{SmsManager smsManager=SmsManager.getDefault();ArrayList<String> contents=smsManager.divideMessage(content);for(String str:contents){smsManager.sendTextMessage(number,null, str, null, null);    }Toast.makeText(this, "已发送", Toast.LENGTH_SHORT).show();}break;default:break;}}}

在完成上述步骤之后,别以为你就可以发短信了,你还没有权限,同样,打开配置文件,我们进行权限设置:

将如下代码贴到配置文件中

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



现在,已经完成了发送短信的功能,赶紧试试结果吧,就是界面有点。。。,后面继续改善吧

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