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# 11.39 (Tkinter: four consecutive equal numbers) Write a GUI program for Exercise
# 11.19, as shown in Figure 11.12. Let the user enter the numbers in the text fields in
# a grid of six rows and seven columns. The user can click the Solve button to highlight
# a sequence of four equal numbers, if it exists.
import random
from tkinter import *
def isConsecutiveFour(values):
res = []
for i in range(len(values)):
for j in range(len(values[i])):
val = values[i][j]
# search horizontally
if j <= len(values[i]) - 4:
v1 = values[i][j + 1]
v2 = values[i][j + 2]
v3 = values[i][j + 3]
if val == v1 == v2 == v3:
res.append([i, j])
res.append([i, j + 1])
res.append([i, j + 2])
res.append([i, j + 3])
return res
# search vertically
if i <= len(values) - 4:
v1 = values[i + 1][j]
v2 = values[i + 2][j]
v3 = values[i + 3][j]
if val == v1 == v2 == v3:
res.append([i, j])
res.append([i + 1, j])
res.append([i + 2, j])
res.append([i + 3, j])
return res
# search diagonally
if i <= len(values) - 4 and j <= len(values[i]) - 4:
v1 = values[i + 1][j + 1]
v2 = values[i + 2][j + 2]
v3 = values[i + 3][j + 3]
if val == v1 == v2 == v3:
res.append([i, j])
res.append([i + 1, j + 1])
res.append([i + 2, j + 2])
res.append([i + 3, j + 3])
return res
# search diagonally
if i <= len(values) - 4 and j >= 3:
v1 = values[i + 1][j - 1]
v2 = values[i + 2][j - 2]
v3 = values[i + 3][j - 3]
if val == v1 == v2 == v3:
res.append([i, j])
res.append([i + 1, j - 1])
res.append([i + 2, j - 2])
res.append([i + 3, j - 3])
return res
return False
class GUI:
def __init__(self):
window = Tk()
self.frame = Frame(window)
self.frame.pack()
self.lst = []
for i in range(6):
x = []
for j in range(6):
x.append(Text(self.frame, width=2, height=1))
x[j].insert(INSERT, str(random.randint(0, 15)))
x[j].grid(row=i, column=j)
self.lst.append(x)
btn = Button(window, text='Solve', command=self.solve)
btn.pack()
window.mainloop()
def solve(self):
values = []
for i in range(6):
x = []
for j in range(6):
x.append(int(self.lst[i][j].get("1.0", END)))
values.append(x)
print(values)
res = isConsecutiveFour(values)
print(res)
for i in res:
x = i[0]
y = i[1]
val = self.lst[x][y].get("1.0", END)
self.lst[x][y] = Text(self.frame, width=2, height=1, bg='gray')
self.lst[x][y].insert(INSERT, val)
self.lst[x][y].grid(row=x, column=y)
GUI()
