1 回答

TA貢獻1840條經驗 獲得超5個贊
try:
import Tkinter as tk
except:
import tkinter as tk
class GetInterfaceValues():
def __init__(self):
self.root = tk.Tk()
self.totalValue = tk.StringVar()
self.root.geometry('500x200')
self.calculateButton = tk.Button(self.root,
text='Calculate Subtotal',
command=self.getSubtotals)
self.divideTotalButton = tk.Button(self.root,
text='Divide total',
command=self.divide)
self.textInputBox = tk.Text(self.root, relief=tk.RIDGE, height=1, width = 6, borderwidth=2)
self.firstLabelDefault = "This is the subtotal:"
self.secondLabelDefault = "This is the Divide Total:"
self.firstLabel = tk.Label(self.root, text=self.firstLabelDefault)
self.secondLabel = tk.Label(self.root, text=self.secondLabelDefault)
self.clearTotalButton = tk.Button(self.root, text='clear the values',command = self.clear)
self.firstLabel.pack(side="bottom")
self.secondLabel.pack(side="bottom")
self.textInputBox.pack()
self.calculateButton.pack()
self.divideTotalButton.pack()
self.clearTotalButton.pack()
self.root.mainloop()
def getTextInput(self):
result = self.textInputBox.get("1.0", "end")
return result
def getSubtotals(self):
userValue = int(self.getTextInput())
self.firstLabel["text"] = self.firstLabel["text"] + str(userValue * 5)
def divide(self):
userValue = int(self.getTextInput())
self.secondLabel["text"] = self.secondLabel["text"] + str(userValue / 10)
def clear(self):
self.firstLabel["text"] = self.firstLabelDefault
self.secondLabel["text"] = self.secondLabelDefault
self.textInputBox.delete("1.0", "end")
app = GetInterfaceValues()
您可能混淆了tkinter.Text和的方法tkinter.Label。您調用的方法是tkinter.label.delete,未定義(不存在),但是對于tkinter.Text. 因此,“重置”的唯一方法是text將 s 的屬性更改tkinter.Label回“默認”字符串。改用另一個小部件可能更合適。
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