我正在尝试创建一个程序,您可以在其中将数据直接输入到 tkinter 界面,然后在文本框中显示数据。但是,我收到以下错误
line 2122, in __init__
(widgetName, self._w) + extra + self._options(cnf))
_tkinter.TclError: unknown option "-textvariable"
from tkinter import *
from tkinter import ttk
def textMethod(*args):
copytext = textinput1.get()
textoutput1.set(copytext)
root = Tk()
root.title("Naynt Music Database")
frame = ttk.Frame(root,padding = "12 12 12 12")
frame.grid(column=0,row=1,sticky="N,S,E,W")
frame.columnconfigure(0,weight=1)
frame.rowconfigure(0,weight=1)
textinput1 = StringVar()
textoutput1 = StringVar()
text_entry = ttk.Entry(frame,width=20,textvariable = textinput1)
text_entry.grid(row=1,column=0,sticky=(W,E))
ttk.Button(frame,text="Add songname",command=textMethod).grid(column=1,row=1)
songListFrame = Frame(frame, bd=2, relief=SUNKEN)
frame.grid_rowconfigure(0, weight=1)
frame.grid_columnconfigure(0, weight=1)
xscrollbar = Scrollbar(frame, orient=HORIZONTAL)
xscrollbar.grid(row=3, column=0, sticky=E+W)
yscrollbar = Scrollbar(frame)
yscrollbar.grid(row=2, column=1, sticky=N+S)
songList = Text(frame, wrap=NONE, bd=0,
xscrollcommand=xscrollbar.set,
yscrollcommand=yscrollbar.set,
textvariable=textoutput1)
songList.grid(row=2, column=0, sticky=N+S+E+W)
xscrollbar.config(command=songList.xview)
yscrollbar.config(command=songList.yview)
frame.pack()
root.mainloop()
最佳答案
出现问题是因为线路-
songList = Text(frame, wrap=NONE, bd=0,
xscrollcommand=xscrollbar.set,
yscrollcommand=yscrollbar.set,
textvariable=textoutput1)
您不能为 Text
小部件设置 textvariable
。
您应该使用 Text.insert()
方法和 END
将您的歌曲插入到 Text
小部件的末尾。示例 -
from tkinter import *
from tkinter import ttk
def textMethod(*args):
copytext = textinput1.get()
songList.insert(END, copytext + '\n')
root = Tk()
root.title("Naynt Music Database")
frame = ttk.Frame(root,padding = "12 12 12 12")
frame.grid(column=0,row=1,sticky="N,S,E,W")
frame.columnconfigure(0,weight=1)
frame.rowconfigure(0,weight=1)
textinput1 = StringVar()
textoutput1 = StringVar()
text_entry = ttk.Entry(frame,width=20,textvariable = textinput1)
text_entry.grid(row=1,column=0,sticky=(W,E))
ttk.Button(frame,text="Add songname",command=textMethod).grid(column=1,row=1)
songListFrame = Frame(frame, bd=2, relief=SUNKEN)
frame.grid_rowconfigure(0, weight=1)
frame.grid_columnconfigure(0, weight=1)
xscrollbar = Scrollbar(frame, orient=HORIZONTAL)
xscrollbar.grid(row=3, column=0, sticky=E+W)
yscrollbar = Scrollbar(frame)
yscrollbar.grid(row=2, column=1, sticky=N+S)
songList = Text(frame, wrap=NONE, bd=0,
xscrollcommand=xscrollbar.set,
yscrollcommand=yscrollbar.set)
songList.grid(row=2, column=0, sticky=N+S+E+W)
xscrollbar.config(command=songList.xview)
yscrollbar.config(command=songList.yview)
frame.pack()
root.mainloop()
在该行中也添加了换行符,以便每首歌曲都换行。
关于python - 使用 tkinter,python 将输入数据显示到文本框中时出现问题,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/31979276/