Android Simple phone management and SMS Management app authoring Instance _android

Android Phone Manager (Telephonymanger) Example:
Telephonymanger is a service class that manages phone status and network information.
To add a permission:

<uses-permission  
  android:name= "Android.permission.READ_PHONE_STATE"/> 
 
<uses-permission  
  Android:name= "Android.permission.ACCESS_COARSE_LOCATION"/> 

Logical function:

Package com.example.telephonystatus; 
Import java.io.FileNotFoundException; 
Import Java.io.OutputStream; 
Import Java.io.PrintStream; 
Import java.util.ArrayList; 
Import Java.util.Date; 
Import Java.util.HashMap; 
Import java.util.List; 
 
Import Java.util.Map; 
Import Android.os.Bundle; 
Import android.app.Activity; 
Import Android.content.Context; 
Import Android.telephony.PhoneStateListener; 
Import Android.telephony.TelephonyManager; 
Import Android.view.Menu; 
Import Android.widget.ListView; 
 
Import Android.widget.SimpleAdapter; 
 
  public class Mainactivity extends activity {private ListView list1; 
  The declaration represents an array of state names private string[] statusname; 
 
  Statement represents the collection of mobile status names private arraylist<string> statusvalues = new arraylist<string> (); 
    @Override protected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); 
    Setcontentview (R.layout.activity_main); 
    List1 = (ListView) Findviewbyid (R.ID.LIST1); Get the Telepho of the systemNymanager Telephonymanager Tele = (Telephonymanager) getsystemservice (Context.telephony_service); 
    Gets an array of various state names Statusname = Getresources (). Getstringarray (R.array.statusnames); 
    Gets an array of the status of the SIM card string[] Simtype = Getresources (). Getstringarray (R.array.simstate); 
    Gets an array of phone network types string[] Phonetype = Getresources (). Getstringarray (R.array.phonetype); 
    Get the device number Statusvalues.add (Tele.getdeviceid ()); Gets the version statusvalues.add of the system platform (tele.getdevicesoftwareversion ()!= null tele. Getdevicesoftwareversion (): " 
    Unknown "); 
    Get Network Operation code Statusvalues.add (Tele.getnetworkoperator ()); 
    Get the name of the network operator Statusvalues.add (Tele.getnetworkoperatorname ()); 
    Get the type of mobile phone network Statusvalues.add (Phonetype[tele.getphonetype ())); 
    Gets the location that is set Statusvalues.add (tele.getcelllocation ()!= null? Tele. Getcelllocation (). toString (): "Unknown"); 
    Obtain the SIM card's Country Statusvalues.add (Tele.getsimcountryiso ()); 
  Get the serial number of the SIM card  Statusvalues.add (Tele.getsimserialnumber ()); 
 
    Gets the status Statusvalues.add (Simtype[tele.getsimstate ()]) of the SIM card; 
    list<map<string, object>> list = new arraylist<map<string, object>> (); for (int i = 0; i < statusvalues.size (); i++) {hashmap<string, object> hasp = new hashmap<string, Obje 
      Ct> (); 
      Hasp.put ("name", Statusname[i]); 
      Hasp.put ("Values", Statusvalues.get (i)); 
    List.add (HASP); Simpleadapter simple = new Simpleadapter (this, list, R.layout.items, new string[] {"Name", "Values"}, NE 
    W int[] {r.id.text1, r.id.text2}); 
    List1.setadapter (simple); Create a phone listener phonestatelistener listener = new Phonestatelistener () {//Monitor phone call status @Overri 
            De public void oncallstatechanged (int state, String incomingnumber) {switch (state) { 
          No State case Telephonymanager.call_state_idle:    Break 
            Case TelephonyManager.CALL_STATE_OFFHOOK:break; 
              Caller Bell case TelephonyManager.CALL_STATE_RINGING:OutputStream OS = null; 
              try {os = openfileoutput ("Phonelist", mode_append); 
              catch (FileNotFoundException e) {e.printstacktrace (); 
              } printstream PS = new PrintStream (OS); 
              The phone number is recorded in the file Ps.println (new Date () + "Caller:" + incomingnumber); 
              Ps.close (); 
            Break 
            Default:break; 
          } super.oncallstatechanged (state, Incomingnumber); 
        } 
 
        }; 
  Tele.listen (Listener, phonestatelistener.listen_call_state); @Override public boolean Oncreateoptionsmenu (Menu menu) {//Inflate the menu, this adds items to the Actio 
    n Bar if it is present. Getmenuinflater (). Inflate (R.menu.main, menu); 
  return true; 
 } 
 
}

Android SMS Manager (Smsmanager) example
Permissions to register:

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

Mass Message function:

Package com.android.xiong.groupsend; 
Import java.util.ArrayList; 
 
Import java.util.List; 
Import android.app.Activity; 
Import Android.app.AlertDialog; 
Import android.app.PendingIntent; 
Import Android.content.DialogInterface; 
Import android.content.Intent; 
Import Android.database.Cursor; 
Import Android.os.Bundle; 
Import Android.provider.ContactsContract; 
Import Android.telephony.SmsManager; 
Import Android.view.Menu; 
Import Android.view.View; 
Import Android.view.ViewGroup; 
Import Android.view.View.OnClickListener; 
Import Android.widget.BaseAdapter; 
Import Android.widget.Button; 
Import Android.widget.CheckBox; 
Import Android.widget.EditText; 
Import Android.widget.ListView; 
 
Import Android.widget.Toast; 
  public class Mainactivity extends activity {private Button bt1, BT2; 
  Private EditText ed1, Ed2; 
  Private Smsmanager Smanger; 
 
  list<string> sendlist = new arraylist<string> (); @Override protected void OnCreate (Bundle savedinstancestaTE) {super.oncreate (savedinstancestate); 
    Setcontentview (R.layout.activity_main); 
    BT1 = (Button) Findviewbyid (R.ID.BT1); 
    BT2 = (Button) Findviewbyid (R.ID.BT2); 
    ed1 = (edittext) Findviewbyid (r.id.ed1); 
    Ed2 = (edittext) Findviewbyid (R.ID.ED2); 
    Get Smsmanger Smanger = Smsmanager.getdefault (); Bt1.setonclicklistener (New Onclicklistener () {@Override public void OnClick (View v) {for (Strin 
              G send:sendlist) {//Create Pendintent object Pendingintent ped = Pendingintent.getactivity ( 
          Mainactivity.this, 0, New Intent (), 0); 
        Send Message smanger.sendtextmessage (send, NULL, Ed2.gettext (). ToString (), PED, NULL); 
      //Prompts the message to send over Toast.maketext (mainactivity.this, "Mass sms End", Toast.length_long). Show (); 
    } 
    }); 
      Bt2.setonclicklistener (New Onclicklistener () {@Override public void OnClick (View v) {  View the contact's phone number final Cursor Cursor = Getcontentresolver (). Query (CONTACTSCONTRACT.COMMONDATAKINDS.P Hone. 
        Content_uri, NULL, NULL, NULL, NULL); Baseadapter adapter = new Baseadapter () {@Override public view getview (int position, View convert 
            View, ViewGroup parent) {cursor.movetoposition (position); 
            CheckBox RB = new checkbox (mainactivity.this); Gets the phone number of the contact and removes the middle drawing, the space String numbers = cursor. getString (cursor.get 
            ColumnIndex (ContactsContract.CommonDataKinds.Phone.NUMBER)). Replace ("-", ""); 
            Rb.settext (number); 
            If the number has been added to the sender list, the number if (sendlist.contains) {rb.setchecked (True) is checked by default; 
          return RB; @Override public long getitemid (int position) {//TODO auto-generated Method stub return position; 
            @Override public Object getitem (int position) {//TODO auto-generated method stub 
          return position; @Override public int GetCount () {//TODO auto-generated method stub R 
          Eturn Cursor.getcount (); 
        } 
        }; 
        Load the List.xml layout file for the view view Selectview = Getlayoutinflater (). Inflate (R.layout.item, NULL); 
        Final ListView ListView = (ListView) selectview. Findviewbyid (R.id.list1); 
        Listview.setadapter (adapter); New Alertdialog.builder (Mainactivity.this). Setview (Selectview). Setpositivebutton ("OK", new Dialoginterface.onclicklistener () {@Override public void OnClick (Dialoginterface dialog 
            , int which) {//Empty sendlist set Sendlist.clear (); Iterate through the ListView component for each list item for (intI=0;i<listview.getcount (); i++) {checkbox checkbox= (checkbox) Listview.getchildat (i); If the list item is checked if (checkbox.ischecked ()) {//Added to the list item Sendlist.add (checkbox.ge 
                Ttext (). toString ()); 
              Ed1.append (Checkbox.gettext (). toString () + ","); 
      "}}}). Show (); 
  } 
    }); @Override public boolean Oncreateoptionsmenu (Menu menu) {//Inflate the menu, this adds items to the Actio 
    n Bar if it is present. 
    Getmenuinflater (). Inflate (R.menu.main, menu); 
  return true; 

 } 
 
}

 <linearlayout 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:orientation=" vertical "tools:context=". Mainactivity "> <edittext android:id=" @+id/ed1 "android:layout_width=" Match_parent "Android:l" 
    ayout_height= "Wrap_content"/> <edittext android:id= "@+id/ed2" android:layout_width= "Match_parent" android:layout_height= "Wrap_content"/> <button android:id= "@+id/bt2" android:layout_width= H_parent "android:layout_height=" wrap_content "android:text=" Get Contact "/> <button android:id=" @+id/bt 1 "android:layout_width=" match_parent "android:layout_height=" wrap_content "android:text=" Send Information "/> < /linearlayout> 

<?xml version= "1.0" encoding= "Utf-8"?> <linearlayout xmlns:android= 
"http://schemas.android.com/apk/" Res/android " 
  android:layout_width=" match_parent " 
  android:layout_height=" match_parent " 
  android:o" rientation= "vertical" > 
 
 
  <listview 
    android:id= "@+id/list1" android:layout_width= "Match_parent" 
    android:layout_height= "Wrap_content" > 
  </ListView> 
 
 
</LinearLayout>