Flutter — Simple Interest Calculator

This code helps in situation of adding images, drop down button, user text fields with text editing controller, Raised Button and simple interest calculation.

Importing Material App

//Values for drop down

Values for Drop Down

//User text editing control

User Text Editing Control

//Scaffold, AppBar, Body(Container + ListView)

Scaffold, AppBar, Body(Container + ListView)

//Adding Image

Adding Image

//First Text Field

First text Field

//Second Text Field

Second Text Field

//Third Text Field

Third Text Field

//Small Width In Between Row Widget

Small Width in Between Row widget

//Drop Down Button for currencies

Drop Down Button for Currencies

//Drop Down Logic

Drop Down Login

//Raised Button 1 (Calculate Button)

raised Button 1

//Raised Button 2 (Reset Button)

Raised Button 2

//Result

Result

//Image Logic

Image Logic

//Simple Interest Calculation logic

Simple Interest Logic

//Reset button logic

Reset Button Logic

(Source: Smartherd)