我试图构建一个tkinter程序,它将从主窗口的文本字段中获取一个搜索字符串,然后用搜索字符串的结果创建一个子窗口。因为我是新的tkinter,所以我现在只想创建子窗口并将搜索字符串传递到该窗口。运行程序时收到错误:
AttributeError: '_tkinter.tkapp' object has no attribute 'Toplevel'
关于线路:
^{pr2}$即:
results_window = self.parent.Toplevel(self)
代码如下:
import tkinter as tk
#App Constants
APP_TITLE = 'TKINTER_TEST'
APP_ICON = '\icon\path.ico'
#Geo Constants
MAIN_WIDTH = 600
MAIN_HEIGHT = 300
MAIN_X = '-0'
MAIN_Y = '+0'
class MainApp():
def __init__(self, parent):
self.parent = parent
def get_search(self):
pass
def search(self, search_string):
results_window = self.parent.Toplevel(self)
def build_widgets(self):
search_string = tk.StringVar()
text = tk.Entry(root, textvariable = search_string).pack()
search_cmd = tk.Button(root, text="Search", command=self.search(search_string.get())).pack()
#MAIN
root = tk.Tk()
#root.geometry('500x300-0+0')
root.geometry('{}x{}{}{}'.format(MAIN_WIDTH, MAIN_HEIGHT, MAIN_X, MAIN_Y))
root.title(APP_TITLE)
main = MainApp(root)
main.build_widgets()
root.mainloop()
我走错路了吗?在
Toplevel
是一个小部件,例如Frame
所以第23行必须是:
self.result_window = tk.Toplevel(self.parent)
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