Android Basic Development Small case SMS transmitter _android

First look at the effect chart:

Layout file:
Activity_main.xml

<span style= "Font-family:comic Sans ms;font-size:14px;" ><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:paddi" ngbottom= "@dimen/activity_vertical_margin" android:paddingleft= "@dimen/activity_horizontal_margin" Android: paddingright= "@dimen/activity_horizontal_margin" android:paddingtop= "@dimen/activity_vertical_margin" tools: Context= ". Mainactivity "> <textview android:id=" @+id/textview1 "android:layout_width=" Wrap_content "Androi" 
    d:layout_height= "Wrap_content" android:layout_alignparenttop= "true" android:layout_centerhorizontal= "true" android:layout_margintop= "17DP" android:text= "Please enter your mobile number:" Android:textsize= "20DP"/> <edittext and 
  Roid:id= "@+id/edittext1" android:layout_width= "wrap_content" android:layout_height= "Wrap_content"  android:layout_below= "@+id/textview1" android:layout_centerhorizontal= "true" android:layout_margintop= "25DP" android:background= "@android:d rawable/editbox_dropdown_light_frame" android:ems= "android:inputtype=" Phon E "android:singleline=" true "> <requestfocus/> </EditText> <textview android:i D= "@+id/textview2" android:layout_width= "wrap_content" android:layout_height= "Wrap_content" Android:layout_ alignleft= "@+id/textview1" android:layout_below= "@+id/edittext1" android:layout_margintop= "39DP" Android:te xt= "Please enter the contents of the message:" android:textsize= "20DP"/> <edittext android:id= "@+id/edittext2" Android:layout_w Idth= "Wrap_content" android:layout_height= "wrap_content" android:layout_below= "@+id/textview2" Android:layo Ut_centerhorizontal= "true" android:layout_margintop= "49DP" android:background= "@android:d Rawable/editbox_backgro und "android:ems=" 10 "android:hint=" Sent content ... "android:inputtype=" Textmultiline "android:lines=" 5 "/> <button A Ndroid:id= "@+id/btn_send" android:layout_width= "50DP" android:layout_height= "30DP" android:layout_below= "@+" Id/edittext2 "android:layout_centerhorizontal=" true "android:layout_margintop=" 30DP "android:background=" @d  Rawable/reply_send_button "/> </RelativeLayout></span>

Java code:

<span style= "Font-family:comic Sans ms;font-size:14px;" 
 
>package Com.bzu.gxs; 
 
Import java.util.ArrayList; 
Import Android.os.Bundle; 
Import android.app.Activity; 
Import Android.telephony.SmsManager; 
Import Android.text.TextUtils; 
Import Android.view.Menu; 
Import Android.view.View; 
Import Android.view.View.OnClickListener; 
Import Android.widget.Button; 
Import Android.widget.EditText; 
 
Import Android.widget.Toast; 
  public class Mainactivity extends activity implements Onclicklistener {private EditText et_number; 
  Private EditText et_content; 
 
  Private Button btn_send; 
    @Override protected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); 
    Setcontentview (R.layout.activity_main); 
    Et_number = (edittext) Findviewbyid (R.ID.EDITTEXT1); 
    Et_content = (edittext) Findviewbyid (R.ID.EDITTEXT2); 
 
    Btn_send = (Button) Findviewbyid (r.id.btn_send); 
  Btn_send.setonclicklistener (this); } @Override Public void OnClick (View v) {switch (V.getid ()) {case R.id.btn_send://Get mobile number String = Et_numb 
      Er.gettext (). toString (). Trim (); 
      Get SMS Contents String content = Et_content.gettext (). toString (). Trim (); Determine if the contents of the cell phone and SMS are empty if (Textutils.isempty) | | Textutils.isempty (number)) {Toast.maketext (Mainactivity.this, "Mobile or SMS content is empty ...", Toast.length_lon 
        G). Show (); 
      Return 
        else {Smsmanager Smsmanger = Smsmanager.getdefault (); 
        Split the text into pieces, to prevent SMS content too long, send failure arraylist<string> contents = smsmanger.dividemessage (content);  Traversal SMS content for (String str:contents) {/* Smsmanger.sendtextmessage (destinationaddress, Scaddress, text, sentintent, deliveryintent) * Sendtextmessage method * The first parameter is the receiver of the message * second A parameter is where the text message comes from, and currently does not support filling in NULL can be * The third parameter text message send the content * The fourth parameter is to determine whether the message sent success * Fifth parameter is oppositeReceived a message from your text report/Smsmanger. Sendtextmessage (number, NULL, content, NULL, NULL); 
        Toast.maketext (Mainactivity.this, "Send success ...", Toast.length_long). Show (); 
    }} break;  }} </span>

Above is the Android SMS transmitter implementation code, I hope to give you a reference, but also hope that we support the cloud habitat community.