回答此问题可获得 20 贡献值,回答如果被采纳可获得 50 分。
<p>我最近才开始接触python(只使用java和JS编写代码),并想尝试制作一个简单的数字键盘GUI。我仍然习惯缩进格式</p>
<p>我已经应用了正确的缩进并修复了所有的打字错误和语法错误,但仍然收到以下错误</p>
<p>“回溯(最近一次呼叫最后一次):
文件“/home/pi/Desktop/Lab Work/Lab 1/Number Pad test GUI.py”,第4行,在
类BaseWindow(tkinter.Tk):
文件“/home/pi/Desktop/Lab Work/Lab 1/Number Pad test GUI.py”,第8行,在BaseWindow中
self.minsize(x,y)
名称错误:未定义名称“self”</p>
<p>我已经将下面的代码更新为我的最新版本</p>
<pre><code>import tkinter, tkinter.ttk as ttk
import random
class BaseWindow(tkinter.Tk):
def _Change (self):
x,y = self.winfo_width(), self.winfo_height()
self.minsize (x, y); self.maxsize(x, y)
#This locks window size when called
def FgridFormatButtons (self, ButtonList, NewLineAmount = 3):
self.Row = 0
self.Col = 0
for Button in ButtonList:
Button.grid(row = self.Row, column = self.Col)
self.Col += 1
if self.Col == NewLineAmount:
self.Row += 1
self.Col = 0
continue
class Window (BaseWindow):
def __init__(self, **args):
super(Window, self).__init__()
#Main method code
self.EntryFrame = ttk.Frame(self)
self.PadFrame = ttk.Frame(self)
self.EntryFrame.pack(padx = 5, pady = 5)
self.PadFrame.pack(padx = 5, pady = 5)
self.AllButtons = []
self.CanWrite = true
self.Cod = args.get("Code") or random.randrange(9999)
self.Timer = args.get("Timer") or 2000
print ("debug %d"% self.Code)
for x in range (1,10):
self.AllButtons.append(ttk.Button(self.PadFrame, width = 4, text = x, command = lambda y = x: self.Update(x)))
self.bind(str(x), lambda CatchEvent, y = x: self.Update(y))
self.FGridFormatButtons(self.AllButtons)
self.ZeroButton = ttk.Button (self.PadFrame, width = 4, text = 0, command = lambda: self.Update(0))
self.SubmitButton = ttk.Button(self.PadFrame, width = 4, text = "Ent", command = self.CheckCode)
self.ClearButton = ttk.Button(self.PadFrame, width = 4, text = "C", command = lambda: self.Update(-1))
self.ClearButton.grid(row = self.Row, column = 0)
self.ZeroButton.grid(row = self.Row, column = 1)
self.SubmitButton.grid(row = self.Row, column = 2)
self.bind ("0", lambda CatchEvent: self.Update(0))
self.bind("<return>", lambda CatchEvent: self.CheckCode())
self.KeyEnter = ttk.Entry(self,EntryFrame, state ="disabled")
self.KeyEnter.pack
#--
self.after (5, self._Change)
#This will wait 5 miliseconds and then lock the window
#If your computer takes longer than 5 miliseconds to load then kill yourself. Or alternatively, change the last value to match how long it takes
def Update (self, x):
if self.CanWrite:
self.KeyEnter["state"] = "normal"
if x == 1:
self.KeyEnter.delete(0, tkinter.END)
else:
self.KeyEnter.insert(tkinter.END, x)
self.KeyEnter["state"] = 'disabled'
def CheckCode(self):
Key = self.KeyEnter.get()
self.Update(-1)
if Key == str(self.Code):
self.Update("Correct Code!")
self.after(self.Timer, self.destroy)
else:
self.Update("Incorrect code")
self.ChangeWritePerms()
self.after(self.Timer, self.ChangeWritePerms)
def ChangeWritePerms(self):
if self.CanWrite:
self.CanWrite = False
else:
self.CanWrite = True
self.Update(-1)
window().mainloop()
class BaseWindow(tkinter.Tk):
def _change (self):
x,y = self.winfo_width(), self.winfo_height()
self.minimize (x,y)
#This locks window size when called
def FgridFormatButtons (self, ButtonList, NewLineAmount = 3):
self.Row = 0
self.Col = 0
for Button in ButtonList:
Button.grid(row = self.Row, column = self.Col)
self.Col += 1
if self.Col == NewLineAmount:
self.Row += 1
self.Col = 0
continue
class Window (BaseWindow):
def __init__(self, **args):
super(Window, self).__init__()
#Main method code
self.EntryFrame = ttk.Frame(self)
self.PadFrame = ttk.Frame(self)
self.EntryFrame.pack(padx = 5, pady = 5)
self.PadFrame.pack(padx = 5, pady = 5)
self.AllButtons = []
self.CanWrite = true
self.Cod = args.get("Code") or random.randrange(9999)
self.Timer = args.get("Timer") or 2000
print ("debug %d"% self.Code)
for x in range (1,10):
self.AllButtons.append(ttk.Button(self.PadFrame, width = 4, text = x, command = lambda y = x: self.Update(x)))
self.bind(str(x), lambda CatchEvent, y = x: self.Update(y))
self.FGridFormatButtons(self.AllButtons)
self.ZeroButton = ttk.Button (self.PadFrame, width = 4, text = 0, command = lambda: self.Update(0))
self.SubmitButton = ttk.Button(self.PadFrame, width = 4, text = "Ent", command = self.CheckCode)
self.ClearButton = ttk.Button(self.PadFrame, width = 4, text = "C", command = lambda: self.Update(-1))
self.ClearButton.grid(row = self.Row, column = 0)
self.ZeroButton.grid(row = self.Row, column = 1)
self.SubmitButton.grid(row = self.Row, column = 2)
self.bind ("0", lambda CatchEvent: self.Update(0))
self.bind("<return>", lambda CatchEvent: self.CheckCode())
self.KeyEnter = ttk.Entry(self,EntryFrame, state ="disabled")
self.KeyEnter.pack
#--
self.after (5, self._Change)
#This will wait 5 miliseconds and then lock the window
#If your computer takes longer than 5 miliseconds to load then kill yourself. Or alternatively, change the last value to match how long it takes
def Update (self, x):
if self.CanWrite:
self.KeyEnter["state"] = "normal"
if x == 1:
self.KeyEnter.delete(0, tkinter.END)
else:
self.KeyEnter.insert(tkinter.END, x)
self.KeyEnter["state"] = 'disabled'
def CheckCode(self):
Key = self.KeyEnter.get()
self.Update(-1)
if Key == str(self.Code):
self.Update("Correct Code!")
self.after(self.Timer, self.destroy)
else:
self.Update("Incorrect code")
self.ChangeWritePerms()
self.after(self.Timer, self.ChangeWritePerms)
def ChangeWritePerms(self):
if self.CanWrite:
self.CanWrite = False
else:
self.CanWrite = True
self.Update(-1)
window().mainloop()
</code></pre>