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vogellavogella
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Adding temparature converter generated with Android studio
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‎com.vogella.android.temperatureconverter/.gitignore‎

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.gradle
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/local.properties
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/.idea/workspace.xml
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/.idea/libraries
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.DS_Store
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/build
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/captures

‎com.vogella.android.temperatureconverter/app/.gitignore‎

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/build

‎com.vogella.android.temperatureconverter/app/build.gradle‎

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apply plugin: 'com.android.application'
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android {
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compileSdkVersion 22
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buildToolsVersion "23.0.0 rc2"
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defaultConfig {
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applicationId "com.vogella.android.temperatureconverter"
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minSdkVersion 22
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targetSdkVersion 22
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versionCode 1
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versionName "1.0"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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}
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}
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}
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dependencies {
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compile fileTree(dir: 'libs', include: ['*.jar'])
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}

‎com.vogella.android.temperatureconverter/app/proguard-rules.pro‎

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# Add project specific ProGuard rules here.
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# By default, the flags in this file are appended to flags specified
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# in /home/vogella/Android/Sdk/tools/proguard/proguard-android.txt
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# You can edit the include path and order by changing the proguardFiles
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# directive in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# Add any project specific keep options here:
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}

‎com.vogella.android.temperatureconverter/app/src/androidTest/java/com/vogella/android/temperatureconverter/ApplicationTest.java‎

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package com.vogella.android.temperatureconverter;
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import android.app.Application;
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import android.test.ApplicationTestCase;
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/**
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* <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
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*/
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public class ApplicationTest extends ApplicationTestCase<Application> {
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public ApplicationTest() {
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super(Application.class);
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}
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}

‎com.vogella.android.temperatureconverter/app/src/main/AndroidManifest.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.vogella.android.temperatureconverter" >
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:theme="@style/AppTheme" >
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<activity
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android:name=".MainActivity"
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android:label="@string/app_name" >
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎com.vogella.android.temperatureconverter/app/src/main/java/com/vogella/android/temperatureconverter/ConverterUtil.java‎

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package com.vogella.android.temperatureconverter;
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public class ConverterUtil {
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// converts to celsius
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public static float convertFahrenheitToCelsius(float fahrenheit) {
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return ((fahrenheit - 32) * 5 / 9);
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}
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// converts to fahrenheit
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public static float convertCelsiusToFahrenheit(float celsius) {
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return ((celsius * 9) / 5) + 32;
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}
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}

‎com.vogella.android.temperatureconverter/app/src/main/java/com/vogella/android/temperatureconverter/MainActivity.java‎

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package com.vogella.android.temperatureconverter;
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import android.app.Activity;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.EditText;
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import android.widget.RadioButton;
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import android.widget.Toast;
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public class MainActivity extends Activity {
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private EditText text;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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text = (EditText) findViewById(R.id.editText1);
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}
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// this method is called at button click because we assigned the name to the
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// "OnClick" property of the button
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public void onClick(View view) {
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switch (view.getId()) {
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case R.id.button1:
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RadioButton celsiusButton = (RadioButton) findViewById(R.id.radio0);
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RadioButton fahrenheitButton = (RadioButton) findViewById(R.id.radio1);
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if (text.getText().length() == 0) {
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Toast.makeText(this, "Please enter a valid number",
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Toast.LENGTH_LONG).show();
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return;
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}
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float inputValue = Float.parseFloat(text.getText().toString());
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if (celsiusButton.isChecked()) {
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text.setText(String
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.valueOf(ConverterUtil.convertFahrenheitToCelsius(inputValue)));
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celsiusButton.setChecked(false);
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fahrenheitButton.setChecked(true);
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} else {
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text.setText(String
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.valueOf(ConverterUtil.convertCelsiusToFahrenheit(inputValue)));
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fahrenheitButton.setChecked(false);
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celsiusButton.setChecked(true);
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}
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break;
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}
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}
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}

‎com.vogella.android.temperatureconverter/app/src/main/res/layout/activity_main.xml‎

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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:orientation="vertical"
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android:paddingBottom="@dimen/activity_vertical_margin"
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android:paddingLeft="@dimen/activity_horizontal_margin"
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android:paddingRight="@dimen/activity_horizontal_margin"
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android:paddingTop="@dimen/activity_vertical_margin"
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tools:context=".MainActivity"
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android:background="@color/myColor">
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<EditText
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:id="@+id/editText1" />
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<RadioGroup
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android:id="@+id/radioGroup1"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_alignStart="@+id/editText1"
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android:layout_below="@+id/editText1">
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<RadioButton
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android:id="@+id/radio0"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:checked="true"
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android:text="RadioButton" />
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<RadioButton
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android:id="@+id/radio1"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:text="RadioButton" />
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</RadioGroup>
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<Button
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android:id="@+id/button1"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_alignStart="@+id/radioGroup1"
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android:layout_below="@+id/radioGroup1"
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android:layout_marginTop="22dp"
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android:text="Button" />
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</LinearLayout>

‎com.vogella.android.temperatureconverter/app/src/main/res/menu/menu_main.xml‎

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<menu xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools" tools:context=".MainActivity">
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<item android:id="@+id/action_settings" android:title="@string/action_settings"
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android:orderInCategory="100" android:showAsAction="never" />
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</menu>

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