andriod studio

Lab Assignment 1: Unit Converter App (5%) Introduction The graphical user interface for an Android app is built using a hierarchy of View and ViewGroup objects. View objects are usually i widgets such as buttons or text fields and ViewGroup objects are invisible view containers that define how the child views are laid out, such as in a grid or a vertical list. The main goal of this lab is to learn how to build a simple user interface. Objectives After completing Lab Assignment 1, you will be able to: Build a simple user interface. Recognize the different types of layouts in Android. Use input controls, such as text fields, spinners and buttons Respond to Click events and use toasts App Description In this lab, you will develop a Unit Converter App for temperature that converts Fahrenheit to Celsius and vise versa. The App starts with the main activity shown in Fig. 1 and allows the user to enter numeric values and choose the conversion type through spinners. Celsius = (Fahrenheit - 32). 5/9; Fahrenheit = (Celsius * 9/5)+ 32, Design Requirements The App should meet the following design requirements: 1. Use constraint Layout 2. Use TextViews for labels and result 3. Use Spinners for unit selection 4. Use EditText to enter the value 5. Save all strings in strings.xml If both units are the same, the app should respond with a toast message Value If no value entered, the app should respond with a toast message 6. Update results onClick in all cases CONVERT 7. Target device is Pixel 2- API 30 Results Fig 1 555 1000 Unit Converter From vanhat - To . La Vue O O