[英]How to configure 'tkinter' objects within a 2D array?
我使用了“ for”循環來創建由“ Label”對象制成的表。 除了“除法器”,每個循環都附加到自己的二維數組(每列有十三個“標簽”); 我想給每個對象各自表中的索引位置,這樣我就可以引用這些點並更改“標簽”的內容。
#--------------------------------
entry_grid_exp=[]
entry_grid_req=[]
#--------------------------------
exp_list = Frame(program, bg="#dcdcdc", height=500, width=600)
exp_list.grid(row=3, column=1)
#--------------------------------
for i in range(1, 16):
entry_column=[]
for x in range(0, 13):
entry_column.append(Label(exp_list, width=15,bg="#FFFFFF",relief=SUNKEN))
entry_column[x].grid(row = x+6, column=i, padx=0, pady=0)
entry_grid_exp.append(entry_column)
Request_list = Label(exp_list, width=10, bg="#dcdcdc", fg="#000000", text="Requested list.")
Request_list.grid(row = 20, column=1)
for i in range(1,16):
box3 = Label(exp_list, width=10, bg="#dcdcdc", fg="#dcdcdc", text="divider")
box3.grid(row = 21, column=i)
for i in range(1, 16):
entry_column=[]
for x in range(0, 6):
entry_column.append(Label(exp_list, width=15,bg="#FFFFFF",relief=SUNKEN))
entry_column[x].grid(row = x+21, column=i, padx=0, pady=0)
entry_grid_req.append(entry_column)
#--------------------------------
提交按鈕調用函數“ stock_append”並傳遞“ entry_grid_exp”和“ entry_grid_req”參數。 我讀了一篇帖子,說將列表放入“ for”循環並將列表中的每個項目歸於“標簽”將使我能夠調用“配置”功能,但似乎不起作用。 另外,此循環(如果可行)將配置“ entry_grid_exp”中的每個項目,而不是一個特定位置。
def stock_append(entry_grid_exp, entry_grid_req):
for Label in entry_grid_exp:
Label.configure(text="test")
我正在嘗試完成這個項目,但完全迷路了,非常感謝任何幫助,因為我不知道自己在做什么。
更新示例
from tkinter import *
root = Tk()
Med_font = ("Helvatica", 11)
Small_font = ("Helvatica", 9)
main = Frame(root, bg="#dcdcdc", height=600, width=600)
main.grid()
s_name = StringVar()
s_category = StringVar()
s_description = StringVar()
s_quantity = StringVar()
s_risk = StringVar()
s_ID = StringVar()
def stock_append(entry_grid_exp, entry_grid_req, program):
for item in entry_grid_exp:
Label.configure(program, text="test")
def stock_define(entry_grid_exp, entry_grid_req, program):
stock_frame = Frame(main, bg="#dcdcdc", height=100, width=1000)
stock_frame.grid()
name = Entry(stock_frame, width=15, textvariable=s_name)
name.grid(row=1, column=1, padx=10)
category = Entry(stock_frame, width=15, textvariable=s_category)
category.grid(row=1, column=2, padx=10)
description = Entry(stock_frame, width=15, textvariable=s_description)
description.grid(row=1, column=3, padx=10)
quantity = Entry(stock_frame, width=15, textvariable=s_quantity)
quantity.grid(row=1, column=4, padx=10)
risk = Entry(stock_frame, width=15, textvariable=s_risk)
risk.grid(row=1, column=5, padx=10)
stock_id = Entry(stock_frame, width=15, textvariable=s_ID)
stock_id.grid(row=1, column=6, padx=10)
submit = Button(stock_frame, width=15, text="submit", command=lambda: stock_append(entry_grid_exp, entry_grid_req,
program))
submit.grid(row=1, column=7, padx=10)
def stock_lists():
program = Frame(main, bg="#dcdcdc", height=600, width=600)
program.grid()
title = Label(program, text="MAIN", font=Med_font, bg="#dcdcdc")
title.grid(row=2, column=1)
entry_grid_exp = []
entry_grid_req = []
exp_list = Frame(program, bg="#dcdcdc", height=500, width=600)
exp_list.grid(row=3, column=1)
stock_add = Button(exp_list, bg="#bebebe", width=10, text="ADDSTCK", command=lambda: stock_define(entry_grid_exp,
entry_grid_req,
program))
stock_add.grid(row=4, column=15)
experiment_list = Label(exp_list, width=10, bg="#dcdcdc", fg="#000000", text="Experiment list.")
experiment_list.grid(row=4, column=1)
for i in range(1, 16):
entry_column = []
for x in range(0, 13):
entry_column.append(Label(exp_list, width=15, bg="#FFFFFF", relief=SUNKEN))
entry_column[x].grid(row=x+6, column=i, padx=0, pady=0)
entry_grid_exp.append(entry_column)
for i in range(1, 16):
divider = Label(exp_list, width=10, bg="#dcdcdc", fg="#dcdcdc", text="divider")
divider.grid(row=21, column=i)
request_list = Label(exp_list, width=10, bg="#dcdcdc", fg="#000000", text="Requested list.")
request_list.grid(row=20, column=1)
for i in range(1, 16):
entry_column = []
for x in range(0, 6):
entry_column.append(Label(exp_list, width=15, bg="#FFFFFF", relief=SUNKEN))
entry_column[x].grid(row=x+21, column=i, padx=0, pady=0)
entry_grid_req.append(entry_column)
stock_lists()
mainloop()
您更新的示例更好,但是肯定不是最少。 我們不需要那么大的標簽網格來說明您的問題。 (我有一台舊顯示器,所以我的桌面只有1024 x 768像素,這使得查看GUI變得很痛苦)。 另外,還不清楚您要讓程序執行什么操作。 但無論如何...
您的entry_grid_exp
和entry_grid_req
都是列表列表,內部列表是Label的列,因此要訪問這些Label,您需要使用適當的循環結構。
這是stock_append
的一個版本,該版本根據行號和列號為每個Label提供文本。
def stock_append(entry_grid_exp, entry_grid_req, program):
x = 0
for col in entry_grid_exp:
y = 0
for item in col:
item.configure(text="exp{}_{}".format(y, x))
y += 1
x += 1
x = 0
for col in entry_grid_req:
y = 0
for item in col:
item.configure(text="req{}_{}".format(y, x))
y += 1
x += 1
這是一個更緊湊的版本,它使用內置的enumerate
函數生成行號和列號:
def stock_append(entry_grid_exp, entry_grid_req, program):
for x, col in enumerate(entry_grid_exp):
for y, item in enumerate(col):
item.configure(text="exp{}_{}".format(y, x))
for x, col in enumerate(entry_grid_req):
for y, item in enumerate(col):
item.configure(text="req{}_{}".format(y, x))
entry_grid_exp
和entry_grid_req
列表是stock_lists
函數的本地列表。 如果希望它們在stock_lists
完成運行之后存在, stock_lists
需要將它們返回到調用stock_lists
的代碼中。
順便說一句,字體的名稱是“ Helvetica”,而不是“ Helvatica”。
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.