Android Open Source - android_tutorial_projects Main Activity

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License

The source code is released under:

Copyright (c) 2013, Uthcode All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redi...

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Java Source Code

package com.uthcode.tempconverter;
//from  w  w w.ja  va2  s  .  c o m

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.Toast;

public class MainActivity extends Activity {
    private EditText text;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        text = (EditText) findViewById(R.id.editText);

    }

    public void onClick(View view) {
        switch (view.getId()) {
            case R.id.calc:
                RadioButton celsiusButton = (RadioButton) findViewById(R.id.celsius);
                RadioButton fahrenheitButton = (RadioButton) findViewById(R.id.fahrenheit);
                if (text.getText().length() == 0) {
                    Toast.makeText(this, "Please enter a valid number.",
                                   Toast.LENGTH_LONG).show();
                    return;
                }
                float inputValue = Float.parseFloat(text.getText().toString());
                if (celsiusButton.isChecked()) {
                    text.setText(String.valueOf(ConverterUtil.convertFahrenheitToCelsius(inputValue)));
                    celsiusButton.setChecked(false);
                    fahrenheitButton.setChecked(true);
                } else {
                    text.setText(String.valueOf(ConverterUtil.convertCelsiusToFahrenheit(inputValue)));
                    fahrenheitButton.setChecked(false);
                    celsiusButton.setChecked(true);
                }
            break;
        }
    }
}

Java Source Code List