final code probably
parent
fd823860ff
commit
d4b205c7c4
@ -1,105 +1,127 @@
|
||||
from tkinter import *
|
||||
from tkinter.ttk import *
|
||||
import tkinter as tk # using tkinter for the GUI
|
||||
import tkinter.ttk as ttk
|
||||
|
||||
class Window(Frame):
|
||||
class Window(tk.Frame): # create a tkinter frame
|
||||
def __init__(self, master=None):
|
||||
Frame.__init__(self, master)
|
||||
tk.Frame.__init__(self, master)
|
||||
self.master = master
|
||||
|
||||
root = Tk()
|
||||
root = tk.Tk() # some definitions for the GUi
|
||||
app = Window(root)
|
||||
|
||||
def add_base():
|
||||
##### Functions #####
|
||||
|
||||
def addBase(): # the addBase function will add whatever base is in the baseInput entry box with the button is pressed
|
||||
out = []
|
||||
for x in baseList['values']:
|
||||
out.append(int(x))
|
||||
for base in baseList['values']: # create a list that is a copy of the base list, but as integers instead of strings (so it can be sorted)
|
||||
out.append(int(base))
|
||||
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()
|
||||
if not int(baseInput.get()) in out: # if the base isn't already there,
|
||||
out.append(int(baseInput.get())) # then add it to the list
|
||||
baseList['values'] = sorted(out) # apply the list to the dropdown, after sorting it
|
||||
functionTrigger(0,0,0) # Trigger number conversion
|
||||
except ValueError: # error is raised if the base is not a number
|
||||
displayMessage("Not a valid base!")
|
||||
|
||||
# functionTrigger is ran when the number input box is changed, or when a base is added
|
||||
def functionTrigger(a,b,c): # Positional arguments are not used for this function to run, but still must be defined to allow the finction to be called by a tracer
|
||||
input = numberInput.get() # Retreive the input number
|
||||
base = int(baseList['values'][baseList.current()]) # Retreive the current selected base
|
||||
baseConverter(input, base)
|
||||
baseConverter(input, base) # run the conversion with the selected base and input
|
||||
|
||||
# displayMessage will simply write a message to the output listbox.
|
||||
def displayMessage(message):
|
||||
listOut.delete(0,listOut.size()) # delete all existing entries
|
||||
listOut.insert(tk.END, message) # add a line with the message
|
||||
|
||||
|
||||
def baseConverter(userInput, numberBase):
|
||||
def baseConverter(userInput, numberBase): # arguments: userInput: the user's number to be converted. numberBase: the number base of the input
|
||||
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!")
|
||||
decimalNum = int(userInput,numberBase) # First, try to get the number in decimal.
|
||||
except: # If this fails, then the input from the user does not work in this base, or might not be a number at all
|
||||
displayMessage("Number entered does not match the base!")
|
||||
return
|
||||
|
||||
listOut.delete(0,listOut.size())
|
||||
listOut.delete(0,listOut.size()) # clear the output
|
||||
for base in baseList['values']: # Iterate through all bases
|
||||
outputText = "Base " + base + ": "
|
||||
outputText = "Base " + base + ": " # prepare a string for the line
|
||||
outputNumber = ""
|
||||
tempNum = decimalNum
|
||||
while tempNum > 0:
|
||||
digit = int(tempNum % int(base))
|
||||
tempNum = int(tempNum / int(base))
|
||||
tempNum = decimalNum # create a temp number to modify
|
||||
|
||||
while tempNum > 0: # this loop converts from decimal to any other base
|
||||
digit = int(tempNum % int(base)) # find a digit by taking remainder with the base
|
||||
tempNum = int(tempNum / int(base)) # take the result of the division and use it for the next digit
|
||||
if digit < 10: # Can be represented with 0-9
|
||||
outputNumber += str(digit)
|
||||
outputNumber += str(digit) # add the digit
|
||||
else: # Alphanumeric characters needed
|
||||
outputNumber += chr(55 + digit) # ASCII character offset for capital letters
|
||||
outputNumber = outputNumber[::-1]
|
||||
outputText += outputNumber
|
||||
listOut.insert(END, outputText)
|
||||
|
||||
outputNumber = outputNumber[::-1] # reverse the output number, as the above loop added digits in reverse
|
||||
outputText += outputNumber
|
||||
listOut.insert(tk.END, outputText) # insert the line into the output listbox at the end
|
||||
|
||||
##### Variables #####
|
||||
|
||||
root.wm_title("Numerical converter")
|
||||
root.wm_title("Numerical converter") # window title
|
||||
|
||||
lbl0 = Label(root, text="Add a base:", font=("Arial", 12))
|
||||
# Some labels. The empty ones make the spacing in the GUI better
|
||||
lbl0 = tk.Label(root, text="Add a base:", font=("Arial", 12))
|
||||
lbl0.grid(column=0, row=1)
|
||||
|
||||
lbl1 = Label(root, text="\n", font=("Arial", 12))
|
||||
lbl1 = tk.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)
|
||||
lbl2 = tk.Label(root, text="", font=("Arial", 12))
|
||||
lbl2.grid(column=0, row=3)
|
||||
|
||||
baseInput = Entry(root,width=10, state='enabled')
|
||||
# the add base button
|
||||
addBaseBtn = tk.Button(root, text="Add", command=addBase)
|
||||
addBaseBtn.grid(column=2, row=1)
|
||||
# the entry box for the adding a base
|
||||
baseInput = ttk.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')
|
||||
# some horizontal separators for the app
|
||||
separator1 = ttk.Separator(root, orient='horizontal')
|
||||
separator1.place(relx=0, rely=0.2, relwidth=1, relheight=1)
|
||||
|
||||
separator2 = Separator(root, orient='horizontal')
|
||||
separator2 = ttk.Separator(root, orient='horizontal')
|
||||
separator2.place(relx=0, rely=0.43, relwidth=1, relheight=1)
|
||||
|
||||
baseList = Combobox(root, width='10')
|
||||
# the dropdown list of bases
|
||||
baseList = ttk.Combobox(root, width='10')
|
||||
baseList['values']= (2, 10, 16)
|
||||
baseList.current(1) #set the selected item
|
||||
baseList.current(1) #set the default item to base 10
|
||||
baseList.grid(column=1, row=4)
|
||||
lbl3 = Label(root, text="\nNumber Base \n of the input:\n", font=("Arial", 12))
|
||||
|
||||
# label for the base dropdown
|
||||
lbl3 = tk.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)
|
||||
# create a tracable string for the text input; when this text is changed, the base conversion is ran
|
||||
userInputRaw = tk.StringVar()
|
||||
userInputRaw.trace_add("write", functionTrigger) # trace the changes made to the string, when it changes run functionTrigger
|
||||
|
||||
numberInput = Entry(root,width=10, state='enabled', textvariable=userInputRaw)
|
||||
# number input for the user, that uses the above traced variable
|
||||
numberInput = ttk.Entry(root,width=10, state='enabled', textvariable=userInputRaw)
|
||||
numberInput.grid(column=1, row = 6)
|
||||
|
||||
lbl4 = Label(root, text="Number to convert:", font=("Arial", 12))
|
||||
# Label for number input
|
||||
lbl4 = tk.Label(root, text="Number to convert:", font=("Arial", 12))
|
||||
lbl4.grid(column=0, row=6)
|
||||
|
||||
lbl5 = Label(root, text="", font=("Arial", 12))
|
||||
# Label to improve spacing
|
||||
lbl5 = tk.Label(root, text="", font=("Arial", 12))
|
||||
lbl5.grid(column=50, row=5)
|
||||
|
||||
|
||||
listOut = Listbox(root, selectmode='SINGLE', width=50)
|
||||
# Output listbox
|
||||
listOut = tk.Listbox(root, selectmode='SINGLE', width=50)
|
||||
listOut.grid(column=0, row=7, columnspan=3)
|
||||
|
||||
|
||||
|
||||
# disable app resizing
|
||||
root.resizable(False, False)
|
||||
root.geometry('325x400')
|
||||
# run the app
|
||||
root.mainloop()
|
||||
|
||||
Loading…
Reference in New Issue