在框架中创建菜单栏?
import Tkinter as tk
from Tkinter import Label, StringVar, Entry, Button, Menu, Frame, Tk, Canvas
import subprocess
from Tkconstants import LEFT, CENTER,W, SUNKEN , X, Y
class SampleApp(tk.Tk):
def __init__(self, *args, **kwargs):
tk.Tk.__init__(self, *args, **kwargs)
container = tk.Frame(self)
container.pack(side="top", fill="both", expand=True)
container.grid_rowconfigure(0, weight=1)
container.grid_columnconfigure(0, weight=1)
print "Hellooo Stack"
self.frames = {}
for F in (MainWindow,Master):
frame = F(container, self)
self.frames[F] = frame
frame.grid(row=0, column=0, sticky="nsew")
self.show_frame(MainWindow)
def show_frame(self, c):
'''Show a frame for the given class'''
frame = self.frames[c]
frame.tkraise()
class MainWindow(tk.Frame):
def __init__(self, parent, controller):
tk.Frame.__init__(self, parent)
button = tk.Button(self, text="Connections",compound=LEFT)
button.pack(pady=50)
button1 = tk.Button(self, text=" Locker ", compound=LEFT,
command=lambda: controller.show_frame(Master))
button1.pack(pady=50)
class Master(tk.Frame):
def __init__(self, parent, controller):
tk.Frame.__init__(self, parent)
menubar = Menu(self)
filemenu = Menu(menubar,tearoff=0)
filemenu.add_command(label="New",)
filemenu.add_command(label="Open",)
filemenu.add_command(label="Save As..")
filemenu.add_command(label="Colour")
filemenu.add_command(label="Close")
menubar.add_cascade(label="File",menu=filemenu)
controller.configure(menu = menubar)
if __name__ == "__main__":
app = SampleApp()
app.title("APPS")
app.mainloop()
我之前发的代码运行得很好,但菜单在所有窗口都显示了。我想让菜单只在一个窗口里显示……我用了controller.configure,所以菜单在所有窗口都出现了,但如果我用self.configure,就会出错……有人能帮我一下吗?
1 个回答
2
你不能把菜单直接放到一个框架里。只有根窗口和顶层窗口可以有菜单选项。
如果你想在框架里放一个菜单,你需要先创建一个框架,然后添加一个或多个 菜单按钮,并把菜单连接到这些按钮上。