python - 当我在 Connect Four 板上单击形状时,如何使它改变颜色?

标签 python user-interface tkinter

<分区>

我正在使用 Tkinter 在 Python 中编写连连四游戏。我现在正在做一个板子。我希望圆圈在我单击时改变颜色。

无论我在板上单击什么地方,只有最后一行的最后一列发生了变化。我怎样才能做到每当我点击一个特定的圆圈时,只有那个圆圈会改变颜色?

from tkinter import *
import random

def conx_create_window():
    mw = Tk()
    mw.title("Connect Four Game")
    mw.geometry("650x600")
    mw.configure(bg="#3C3C3C", padx=50, pady=50)
    return mw

def main():
    m_window = conx_create_window()
    return m_window

m_window = main()
mframe = Frame(m_window, bg="#3C3C3C", padx=50, pady=150)
mframe.pack()
newframe = Frame(m_window, bg="#3C3C3C", padx=50, pady=50)
board = {}
buttons = {}
frames = {}
gameBoard = Frame(m_window)

#----------------------------------

def newgame_click():
    print("New game")
    mframe.pack_forget()
    boardOption()

def boardOption():
    newframe.pack()

def board7x6():
    gameBoard.pack()
    newframe.pack_forget()
    print("7x6 Board Size")
    for row in range(6):
        board[row] = {}
        frames[row] = Frame(gameBoard)
        frames[row].pack()
        for col in range(7):
            board[row][col] = 0
            frame = Frame(frames[row])
            frame.pack(side = LEFT)
            c = Canvas(frame, bg="#666", width=50, height=50)
            c.pack()
            r = c.create_rectangle((0, 0, 50, 50), fill="#3C3C3C")
            circle = c.create_oval(3, 3, 49, 49, fill="#3D3D3D")
            c.tag_bind(r, "<Button-1>", lambda event: print('works'))
            c.tag_bind(circle, "<Button-1>", lambda event: c.itemconfig(circle, fill="green"))
            print(" ", board[row][col], " ", end="")
        print()

def board8x7():
    gameBoard.pack()
    newframe.pack_forget()
    print("8x7 Board Size")
    for row in range(7): # 7 rows
        board[row] = {}
        buttons[row] = {}
        frames[row] = Frame(gameBoard)
        frames[row].pack()
        for col in range(8): # 8 columns
            board[row][col] = 0
            buttons[row][col] = Button(frames[row], text="", width=8, height=4, bg="#1EC811", bd=0, highlightthickness=0)
            print("     ", board[row][col], "     ", end="")
            buttons[row][col].pack(side=LEFT)
        print()

board7x6_btn = Button(newframe, text="7X6", bg="#64E545", command=board7x6, bd=0, highlightthickness=0)
board8x7_btn = Button(newframe, text="8X7", bg="#64E545", command=board8x7, bd=0, highlightthickness=0)

board7x6_btn.grid(row=0, column=0, padx=20, pady=10, ipadx=20, ipady=20)
board8x7_btn.grid(row=0, column=1, padx=20, pady=10, ipadx=20, ipady=20)

newgame_btn = Button(mframe, text="NEW GAME", bg="#64E545", command=newgame_click, bd=0, highlightthickness=0)
load_btn = Button(mframe, text="LOAD", bg="#64E545", padx=25, bd=0, highlightthickness=0)
ins_btn = Button(mframe, text="INSTRUCTIONS", bg="#64E545", bd=0, highlightthickness=0)
exit_btn = Button(mframe, text="EXIT", bg="#64E545", padx=10, bd=0, highlightthickness=0)#, command = exit_click)

newgame_btn.grid(row=0, column=0, padx=10, pady=10, ipadx=10, ipady=20)
load_btn.grid(row=0, column=1, padx=10, pady=10, ipady=20)
ins_btn.grid(row=1, column=0, padx=10, pady=10, ipady=20)
exit_btn.grid(row=1, column=1, padx=10, pady=10, ipadx=20, ipady=20)

#----------------------------------

m_window.mainloop()

最佳答案

问题是 lambda 构造:c 总是相同的(最后一个),因此在执行时不计算:

c.tag_bind(circle, '<Button-1>',  lambda event: c.itemconfig(circle, fill = "green"))

改用默认参数::

c.tag_bind(circle, '<Button-1>',  lambda event, c=c: c.itemconfig(circle, fill = "green"))

所以 c 现在是默认参数,现在您有不同的 lamda。参见 here比我更好的解释。

关于python - 当我在 Connect Four 板上单击形状时,如何使它改变颜色?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/37113520/

相关文章:

python - 从 0 个固定装置安装了 0 个对象,没有正确读取 FIXTURE_DIRS

Python确保对象出现在列表的末尾

python - (Python Scipy) 如何展平 csr_matrix 并将其附加到另一个 csr_matrix?

python - 在 Tkinter GUI 中显示 Python 脚本的输出

python - key 错误 : 'DISPLAY' when installing pyautogui on Repl.

java - Swing 用户界面 : not visible components remain active

Python - tkinter 如何将 if 语句与 get 函数一起使用?

python - 如何更改 Treeview 的背景颜色

python /批处理 : Use Python to press any key to continue

python - Tkinter Canvas create_window()