Android - Sample Code to Get Phone Details

Screen

Layout

<?xml version="1.0" encoding="utf-8"?>

<AbsoluteLayout

android:id="@+id/widget0"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

xmlns:android="http://schemas.android.com/apk/res/android"

>

<Button

android:id="@+id/btnPhoneDetails"

android:layout_width="148px"

android:layout_height="wrap_content"

android:text="Get Phone Details"

android:layout_x="24px"

android:layout_y="26px"

>

</Button>

<TextView

android:id="@+id/myLabel"

android:layout_width="292px"

android:layout_height="132px"

android:text="TextView"

android:gravity="center"

android:layout_x="14px"

android:layout_y="88px"

>

</TextView>

<Button

android:id="@+id/btnDial"

android:layout_width="77px"

android:layout_height="wrap_content"

android:text="Dial"

android:layout_x="220px"

android:layout_y="294px"

>

</Button>

<EditText

android:id="@+id/txtPhoneNo"

android:layout_width="190px"

android:layout_height="wrap_content"

android:textSize="18sp"

android:layout_x="20px"

android:layout_y="293px"

>

</EditText>

<TextView

android:id="@+id/widget35"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Number with STD Code"

android:layout_x="19px"

android:layout_y="266px"

>

</TextView>

</AbsoluteLayout>

Java Code

package com.myphone;

import android.app.Activity;

import android.content.Context;

import android.content.Intent;

import android.net.Uri;

import android.os.Bundle;

import android.telephony.TelephonyManager;

import android.util.Log;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TextView;

public class PhoneDetails extends Activity {

Button btnDial;

Button btnPhoneInfo;

EditText txtPhoneNo;

TextView txtPhoneDetails;

/** Called when the activity is first created. */

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

btnDial = (Button) findViewById(R.id.btnDial);

btnPhoneInfo = (Button) findViewById(R.id.btnPhoneDetails);

txtPhoneNo = (EditText) findViewById(R.id.txtPhoneNo);

txtPhoneDetails = (TextView) findViewById(R.id.myLabel);

btnDial.setOnClickListener((OnClickListener) new dialNumber());

btnPhoneInfo.setOnClickListener((OnClickListener) new printDetails());

}

class dialNumber implements OnClickListener {

@Override

public void onClick(View v) {

dialThisNumber(txtPhoneNo.getText().toString());

}

}

class printDetails implements OnClickListener {

@Override

public void onClick(View v) {

printPhoneDetails();

}

}

private void printPhoneDetails() {

Log.i("PHONE_DETAILS", "Reading phone details");

String srvcName = Context.TELEPHONY_SERVICE;

TelephonyManager telephonyManager = (TelephonyManager)getSystemService(srvcName);

int phoneType = telephonyManager.getPhoneType();

String strPhoneType;

Log.i("PHONE_DETAILS", "Verifying Phone Type..");

switch (phoneType) {

  case (TelephonyManager.PHONE_TYPE_CDMA): strPhoneType = "CDMA"; break;

  case (TelephonyManager.PHONE_TYPE_GSM) : strPhoneType = "GSM"; break;

  case (TelephonyManager.PHONE_TYPE_NONE): strPhoneType = "None"; break;

  default: strPhoneType = "Unbale to Find."; break;

}

// -- These require READ_PHONE_STATE uses-permission --

// Read the IMEI for GSM or MEID for CDMA

Log.i("PHONE_DETAILS", "Reading IMEI No");

String deviceId = telephonyManager.getDeviceId();

// Read the software version on the phone (note -- not the SDK version)

Log.i("PHONE_DETAILS", "Reading software details");

String softwareVersion = telephonyManager.getDeviceSoftwareVersion();

// Get the phone's number

Log.i("PHONE_DETAILS", "Reading phone number");

String phoneNumber = telephonyManager.getLine1Number();

// Network Details

// Get connected network country ISO code

String networkCountry = telephonyManager.getNetworkCountryIso();

// Get the connected network operator ID (MCC + MNC)

String networkOperatorId = telephonyManager.getNetworkOperator();

// Get the connected network operator name

String networkName = telephonyManager.getNetworkOperatorName();

// Get the type of network you are connected to

int networkType = telephonyManager.getNetworkType();

String nType;

switch (networkType) {

  case (TelephonyManager.NETWORK_TYPE_1xRTT)   : nType = "1xRTT"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_CDMA)    : nType = "CDMA";

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_EDGE)    : nType = "EDGE"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_EVDO_0)  : nType = "EVDO-0"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_EVDO_A)  : nType = "EVDO-A"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_GPRS)    : nType = "GPRS"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_HSDPA)   : nType = "HSDPA"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_HSPA)    : nType = "HSPA"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_HSUPA)   : nType = "HSUPA"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_UMTS)    : nType = "UMTS"; 

                                                 break;

  case (TelephonyManager.NETWORK_TYPE_UNKNOWN) : nType = "Unknown"; 

                                                 break;

  default: nType = "Unable to find."; break;

}

//Reading SIM details

int simState = telephonyManager.getSimState();

String simCountry = null;

String simOperatorCode = null;

String simOperatorName = null;

String simSerial = null;

switch (simState) {

  case (TelephonyManager.SIM_STATE_ABSENT): break;

  case (TelephonyManager.SIM_STATE_NETWORK_LOCKED): break;

  case (TelephonyManager.SIM_STATE_PIN_REQUIRED): break;

  case (TelephonyManager.SIM_STATE_PUK_REQUIRED): break;

  case (TelephonyManager.SIM_STATE_UNKNOWN): break;

  case (TelephonyManager.SIM_STATE_READY): {

    // Get the SIM country ISO code

    simCountry = telephonyManager.getSimCountryIso();

    // Get the operator code of the active SIM (MCC + MNC)

    simOperatorCode = telephonyManager.getSimOperator(); 

    // Get the name of the SIM operator

    simOperatorName = telephonyManager.getSimOperatorName();

    // -- Requires READ_PHONE_STATE uses-permission --

    // Get the SIM's serial number

    simSerial = telephonyManager.getSimSerialNumber();

    break;

  }

  default: break;

}

  

Log.i("PHONE_DETAILS", "Merging phone details");

String pinfo = "Phone Type - " + strPhoneType + "\n";

pinfo = pinfo + "Devide ID - " + deviceId + "\n";

pinfo = pinfo + "Software Version - " + softwareVersion + "\n";

pinfo = pinfo + "Phone Number - " + phoneNumber + "\n";

pinfo = pinfo + "Network Type - " + nType + "\n";

pinfo = pinfo + "SIM Country - " + simCountry + "\n";

pinfo = pinfo + "SIM Operator Code - " + simOperatorCode + "\n";

pinfo = pinfo + "SIM Operator Name - " + simOperatorName + "\n";

pinfo = pinfo + "SIM Serial - " + simSerial + "\n";

Log.i("PHONE_DETAILS", "Showing phone details in label");

txtPhoneDetails.setText(pinfo);

}

private void dialThisNumber(String noToDial) {

Intent intent = new Intent(Intent.ACTION_DIAL, Uri.parse("tel:"

+ noToDial));

startActivity(intent);

}

}

Android - Listview Sample

How to use Listview in Android?


Following sample code explains the use of listview in Android.


Screen

Layout

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    >

<TextView  

    android:layout_width="fill_parent" 

    android:layout_height="wrap_content" 

    android:text="@string/hello"

    />

<ListView android:id="@+id/myList" 

android:layout_width="wrap_content" 

android:layout_height="wrap_content">

</ListView>

</LinearLayout>

Java Code

package com.list.view;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemClickListener;

import android.widget.ArrayAdapter;

import android.widget.ListView;

import android.widget.Toast;

public class ListViewSample extends Activity {

private enum myPhones {Android, iPhone, BlacBerry};

private ListView lv;

private String myArray[] = {"Android", "iPhone", "Blackberry"};

    /** Called when the activity is first created. */

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        

        lv = (ListView) findViewById(R.id.myList);

        lv.setAdapter(new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, myArray));

        lv.setOnItemClickListener((OnItemClickListener) new clicker());

        

    }

    

    class clicker implements ListView.OnItemClickListener {

@Override

public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,

long arg3) {

String msg = null;

if(arg2 == myPhones.Android.ordinal()) {

msg = "You selected ";

} else if (arg2 == myPhones.iPhone.ordinal()) {

msg = "You selected ";

} else if (arg2 == myPhones.BlacBerry.ordinal()) {

msg = "You selected ";

}

Toast.makeText(getBaseContext(), msg + myArray[arg2], Toast.LENGTH_LONG).show();

}

    

    }

}

Android - Slider Sample Code

Screen

Layout

<?xml version="1.0" encoding="utf-8"?>

<AbsoluteLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent">

<TextView

android:id="@+id/widget35"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Red"

android:layout_x="42px"

android:layout_y="30px"></TextView>

<SeekBar android:id="@+id/SeekBar1" 

android:layout_width="wrap_content" 

android:layout_height="wrap_content"

android:max="255"

android:minWidth="250px"

android:layout_x="42px"

android:layout_y="55px">

</SeekBar>

<TextView

android:id="@+id/widget36"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Green"

android:layout_x="42px"

android:layout_y="130px"></TextView>

<SeekBar android:id="@+id/SeekBar2" 

android:layout_width="wrap_content" 

android:layout_height="wrap_content"

android:max="255"

android:minWidth="250px"

android:layout_x="42px"

android:layout_y="155px">

</SeekBar>

<TextView

android:id="@+id/widget37"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Blue"

android:layout_x="42px"

android:layout_y="230px"></TextView>

<SeekBar android:id="@+id/SeekBar3" 

android:layout_width="wrap_content" 

android:layout_height="wrap_content"

android:max="255"

android:minWidth="250px"

android:layout_x="42px"

android:layout_y="255px">

</SeekBar>

<TextView

android:id="@+id/txtMessage"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Enrichware"

android:layout_x="42px"

android:layout_y="330px"></TextView>

</AbsoluteLayout>

Java Code

package com.color;

import android.app.Activity;

import android.graphics.Color;

import android.os.Bundle;

import android.widget.EditText;

import android.widget.SeekBar;

import android.widget.SeekBar.OnSeekBarChangeListener;

import android.widget.TextView;

public class ChangeColor extends Activity {

SeekBar redBar;

SeekBar greenBar;

SeekBar blueBar;

TextView msg;

/** Called when the activity is first created. */

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

msg = (TextView) findViewById(R.id.txtMessage);

redBar = (SeekBar) findViewById(R.id.SeekBar1);

greenBar = (SeekBar) findViewById(R.id.SeekBar2);

blueBar = (SeekBar) findViewById(R.id.SeekBar3);

redBar.setOnSeekBarChangeListener((OnSeekBarChangeListener) new redClicker());

greenBar.setOnSeekBarChangeListener((OnSeekBarChangeListener) new greenClicker());

blueBar.setOnSeekBarChangeListener((OnSeekBarChangeListener) new blueClicker());

}

class redClicker implements SeekBar.OnSeekBarChangeListener {

@Override

public void onProgressChanged(SeekBar seekBar, int progress,

boolean fromUser) {

try {

msg.setTextColor(Color.rgb(redBar.getProgress(), greenBar.getProgress(), blueBar.getProgress()));

} catch (Exception e) {

e.printStackTrace();

}

}

@Override

public void onStartTrackingTouch(SeekBar seekBar) {

// TODO Auto-generated method stub

}

@Override

public void onStopTrackingTouch(SeekBar seekBar) {

// TODO Auto-generated method stub

}

}

class greenClicker implements SeekBar.OnSeekBarChangeListener {

@Override

public void onProgressChanged(SeekBar seekBar, int progress,

boolean fromUser) {

try {

msg.setTextColor(Color.rgb(redBar.getProgress(), greenBar.getProgress(), blueBar.getProgress()));

} catch (Exception e) {

e.printStackTrace();

}

}

@Override

public void onStartTrackingTouch(SeekBar seekBar) {

// TODO Auto-generated method stub

}

@Override

public void onStopTrackingTouch(SeekBar seekBar) {

// TODO Auto-generated method stub

}

}

class blueClicker implements SeekBar.OnSeekBarChangeListener {

@Override

public void onProgressChanged(SeekBar seekBar, int progress,

boolean fromUser) {

try {

msg.setTextColor(Color.rgb(redBar.getProgress(), greenBar.getProgress(), blueBar.getProgress()));

} catch (Exception e) {

e.printStackTrace();

}

}

@Override

public void onStartTrackingTouch(SeekBar seekBar) {

// TODO Auto-generated method stub

}

@Override

public void onStopTrackingTouch(SeekBar seekBar) {

// TODO Auto-generated method stub

}

}

}