from tkinter import *

#event handlers
def btnPrintFrequencyClick(event):#Print letter frequency of input text
    pass

def btnAutoPrintClick(event):#Print autogenerated text
    pass

def ChooseEnglish(event):#no comments
    btnEnglish["state"] = "disabled"
    btnRussian["state"] = "normal"
    global AlphabetLength
    AlphabetLength = 26

def ChooseRussian(event):#no comments
    btnRussian["state"] = "disabled"
    btnEnglish["state"] = "normal"
    global AlphabetLength
    AlphabetLength = 33

def TxtInputClick(event):#click into the input box
    if TxtInput.get("1.0", "1.122") == "Введите текст (все символы, не входящие в алфавит выбранного языка, не будут учитываться в процессе шифровки/расшифровки).":
        TxtInput.delete("1.0", END)

def TxtOutputClick(event):#click into the output box
    if TxtOutput.get("1.0", "1.21") == "Здесь будет результат":
        TxtOutput.delete("1.0", END)

def IsEnglishLetter(letter):#checked, is letter from English
    if(ord(letter)>=65 and ord(letter)<=90) or (ord(letter)>=97 and ord(letter)<=122):#is it english letter
        return True
    return False

def IsRussianLetter(letter):#checked, is letter from Russian
    if (ord(letter)==1025 or (ord(letter)>=1040 and ord(letter)<=1103) or ord(letter)==1105):#is it russian letter
        return True
    return False

def EntWithThatClick(event):
    pass

def EntWhatClick (event):
    pass

def btnGoClick (event):#changed symbol in the preliminary text
    pass

def btnCancelClick (event):#deleted preliminary text and output text
    pass

AlphabetLength = 33

#There is user interface######################################################
root = Tk()
root.title( "Шифр  перестановками")
root.geometry("1400x515+0+0")

TxtInput = Text(root, width = 35, height = 36, bg = "white", fg= "black", wrap = "word")
TxtInput.insert("1.0", "Введите текст (все символы, не входящие в алфавит выбранного языка, не будут учитываться в процессе шифровки/расшифровки).")
TxtInput.bind("<Button-1>", TxtInputClick)
#set focus bind
TxtInput.pack(side = "left")

TxtAlphabetFrequency = Text(root, width = 20, height = 36, bg = "white", fg= "black", wrap = "word")
TxtAlphabetFrequency.insert("1.0", "Усреднённая частота использования букв в русском тексте: "
                                   "  о - 10.983 \n"
                                   "е - 8.483 \n "
                                   "а - 7.998 \n "
                                   "и - 7.367 \n "
                                   "н - 6.7 \n "
                                   "т - 6.318 \n "
                                   "с - 5.473 \n "
                                    "р - 4.746 \n "
                                    "в - 4.533 \n "
                                    "л - 4.343 \n "
                                    "к - 3.486 \n "
                                    "м - 3.203 \n "
                                    "д - 2.977 \n "
                                    "п - 2.804 \n "
                                    "у - 2.615 \n "
                                    "я - 2.001 \n "
                                    "ы - 1.898 \n "
                                    "ь - 1.735 \n "
                                    "г - 1.687 \n "
                                    "з - 1.641 \n "
                                    "б - 1.592 \n "
                                    "ч - 1.45 \n "
                                    "й - 1.208 \n "
                                    "х - 0.966 \n "
                                    "ж - 0.94 \n "
                                   "ш - 0.718 \n "
                                   "ю - 0.638 \n "
                                   "ц - 0.486 \n "
                                   "щ - 0.361 \n "
                                   "э - 0.331 \n "
                                   "ф - 0.267 \n "
                                   "ъ - 0.037 \n "
                                   "ё - 0.013 \n ")
#set focus bind
TxtAlphabetFrequency.pack(side = "left")

TxtInputTextFrequency = Text(root, width = 20, height = 36, bg = "white", fg= "black", wrap = "word")
TxtInputTextFrequency.insert("1.0", "Частота вводимого текста: \n\n")
#set focus bind
TxtInputTextFrequency.pack(side = "left")

frame1=Frame(root)
frame1.pack(side='left', padx=10)

frame2=Frame(frame1)
frame2.pack(side='top', padx=10)
btnRussian = Button(frame2, text="Русский язык", width=13, height=3, bg= "Silver", fg= "black")
btnRussian.bind("<Button-1>", ChooseRussian)
btnRussian.pack(side ='left', pady=4)
btnRussian["state"] = "disabled"

btnEnglish = Button(frame2, text="Английский язык", width=13, height=3, bg= "Silver", fg= "black")
btnEnglish.bind("<Button-1>", ChooseEnglish)
btnEnglish.pack(side ='right', pady=3)

frame3=Frame(frame1)
frame3.pack(side='top', padx=10)

EntWhat = Entry(frame3, width=4, bg = "white", fg = "black", justify="center")
EntWhat.insert(INSERT, "что")
EntWhat.bind("<Button-1>", EntWhatClick)
EntWhat.config(font =("Times", 16))
EntWhat.pack(side = "left", pady= 10)

btnGo = Button(frame3, text="-->", width=5, height = 1, bg= "Silver", fg= "black")
btnGo.bind("<Button-1>", btnGoClick)
btnGo.pack(side='left', padx=10)

EntWithThat = Entry(frame3, width=4, bg = "white", fg = "black", justify="center")
EntWithThat.insert(INSERT, "чем")
EntWithThat.bind("<Button-1>", EntWithThatClick)
EntWithThat.config(font =("Times", 16))
EntWithThat.pack(side = "left", pady= 10)

frame4 = Frame(frame1)
frame4.pack(side='top', padx=10)

btnPrint = Button(frame1, text="Рассчитать частоту", width=30, height = 5, bg= "Silver", fg= "black")
btnPrint.bind("<Button-1>", btnPrintFrequencyClick)
btnPrint.pack(side='top', padx=10)

btnAutoPrint = Button(frame1, text="Вывести автовариант", width=30, height = 5, bg= "Silver", fg= "black")
btnAutoPrint.bind("<Button-1>", btnAutoPrintClick)
btnAutoPrint.pack(side='top', pady=10)

btnCancel = Button(frame1, text="Отменить", width=30, height = 5, bg= "Silver", fg= "black")
btnCancel.bind("<Button-1>", btnCancelClick)
btnCancel.pack(side='top', pady=10)

TxtOutput = Text(root, width = 35, height = 36, bg = "white", fg= "black", wrap = "word")
TxtOutput.insert(INSERT, "Здесь будет результат")
TxtOutput.bind("<Button-1>", TxtOutputClick)
TxtOutput.pack(side = 'right')

TxtOutput = Text(root, width = 35, height = 36, bg = "white", fg= "black", wrap = "word")
TxtOutput.insert(INSERT, "Здесь будет автовариант")
TxtOutput.bind("<Button-1>", TxtOutputClick)
TxtOutput.pack(side = 'right')
########################################################

root.mainloop()