Date: 6- Feb -2015

First Android App

info@baabtra.comharis@baabtra.com

Calculator APP with simple ADD functionality

Contents

package com.baabtra.baabtracalc;

import android.support.v7.app.ActionBarActivity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.widget.EditText;import android.widget.Button;

LoadingScreen.java

public class LoadingScreen extends ActionBarActivity implements View.OnClickListener { Button mButton; EditText Txt_FirstNumber, Txt_SecondNumber, Txt_Result;

@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_loading_screen);

mButton = (Button)findViewById(R.id.button); Txt_FirstNumber = (EditText)findViewById(R.id.editText); Txt_SecondNumber = (EditText)findViewById(R.id.editText2); Txt_Result = (EditText)findViewById(R.id.editText3);

mButton.setOnClickListener(this);

}

public void onClick(View v) { int int_fn = Integer.parseInt(Txt_FirstNumber.getText().toString()); int int_sn= Integer.parseInt(Txt_SecondNumber.getText().toString()); int int_tmp_result = int_fn + int_sn; Txt_Result.setText("Result : " + Integer.toString(int_tmp_result)); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.menu_loading_screen, menu); return true; }

@Override public boolean onOptionsItemSelected(MenuItem item) { // Handle action bar item clicks here. The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId();

//noinspection SimplifiableIfStatement if (id == R.id.action_settings) { return true; }

return super.onOptionsItemSelected(item); }}

Linear Layout Heading - Baabtranz Calculator three text boxes - First number, Second

Number and Result Thee labels - TextViews - First Number,

Second Number and Result One Button - Add button

Lay out of the app

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