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106 lines
3.3 KiB
Python

from tkinter import *
from tkinter.ttk import *
class Window(Frame):
def __init__(self, master=None):
Frame.__init__(self, master)
self.master = master
root = Tk()
app = Window(root)
def add_base():
out = []
for x in baseList['values']:
out.append(int(x))
try:
if not int(baseInput.get()) in out:
out.append(int(baseInput.get()))
baseList['values'] = sorted(out)
functionTrigger(0,0,0) # Trigger number conversion if a base is added
except ValueError:
listOut.delete(0,listOut.size())
listOut.insert(END, "Not a valid base!")
def functionTrigger(a,b,c): # Positional arguments from the trace are not needed for this program, but still must be defined
input = numberInput.get()
base = int(baseList['values'][baseList.current()]) # Retreive the current selected base
baseConverter(input, base)
def baseConverter(userInput, numberBase):
try:
decimalNum = int(userInput,numberBase) # First attempt to get the number in decimal.
except:
listOut.delete(0,listOut.size())
listOut.insert(END, "Number entered does not match the base!")
return
listOut.delete(0,listOut.size())
for base in baseList['values']: # Iterate through all bases
outputText = "Base " + base + ": "
outputNumber = ""
tempNum = decimalNum
while tempNum > 0:
digit = int(tempNum % int(base))
tempNum = int(tempNum / int(base))
if digit < 10: # Can be represented with 0-9
outputNumber += str(digit)
else: # Alphanumeric characters needed
outputNumber += chr(55 + digit) # ASCII character offset for capital letters
outputNumber = outputNumber[::-1]
outputText += outputNumber
listOut.insert(END, outputText)
root.wm_title("Numerical converter")
lbl0 = Label(root, text="Add a base:", font=("Arial", 12))
lbl0.grid(column=0, row=1)
lbl1 = Label(root, text="\n", font=("Arial", 12))
lbl1.grid(column=1, row=0)
addBaseBtn = Button(root, text="Add", command=add_base)
addBaseBtn.grid(column=2, row=1)
baseInput = Entry(root,width=10, state='enabled')
baseInput.grid(column = 1, row = 1)
lbl2 = Label(root, text="", font=("Arial", 12))
lbl2.grid(column=0, row=3)
separator1 = Separator(root, orient='horizontal')
separator1.place(relx=0, rely=0.2, relwidth=1, relheight=1)
separator2 = Separator(root, orient='horizontal')
separator2.place(relx=0, rely=0.43, relwidth=1, relheight=1)
baseList = Combobox(root, width='10')
baseList['values']= (2, 10, 16)
baseList.current(1) #set the selected item
baseList.grid(column=1, row=4)
lbl3 = Label(root, text="\nNumber Base \n of the input:\n", font=("Arial", 12))
lbl3.grid(column=0, row=4)
userInputRaw = StringVar()
userInputRaw.trace_add("write", functionTrigger)
numberInput = Entry(root,width=10, state='enabled', textvariable=userInputRaw)
numberInput.grid(column=1, row = 6)
lbl4 = Label(root, text="Number to convert:", font=("Arial", 12))
lbl4.grid(column=0, row=6)
lbl5 = Label(root, text="", font=("Arial", 12))
lbl5.grid(column=50, row=5)
listOut = Listbox(root, selectmode='SINGLE', width=50)
listOut.grid(column=0, row=7, columnspan=3)
root.resizable(False, False)
root.geometry('325x400')
root.mainloop()