App Description

In this lab assignment, you will develop a unit converter app for temperature that converts Fahrenheit to Celsius and vice versa.

The app starts with the main activity and allows the user to enter numeric values and choose the conversion type through spinners. For example:

Celsius = (Fahrenheit 32) * 5 / 9;

Fahrenheit = (Celsius * 9 / 5) + 32;

Design Requirements

The app should meet the following design requirements:

Use a linear layout.

Use TextViews for labels and results.

Use spinners for unit selection.

Use EditText to enter the value.

Save all strings in strings.xml.

If both units are the same, the app should respond with a toast message.

If no value is entered, the app should respond with a toast message.

Update results onClick in all cases.

Target device (support all screen sizes) API 23.