#Requires AutoHotkey v2.0
; Lesson 5: Ctrl+Alt+G asks for an amount and shows GST at 18%.
^!g::{
    ib := InputBox("Amount (Rs):", "GST calculator")
    if ib.Result != "OK" || !IsNumber(ib.Value)
        return
    amt := Number(ib.Value), gst := Round(amt * 0.18, 2)
    if MsgBox("GST: Rs " gst "`nTotal: Rs " (amt + gst) "`n`nCopy the total?", "GST", "YesNo") = "Yes"
        A_Clipboard := Format("{:.2f}", amt + gst)
}
; Ctrl+Alt+U: make the copied text UPPER CASE and paste it
^!u::{
    A_Clipboard := StrUpper(A_Clipboard)
    Send "^v"
}