136 lines
3.5 KiB
Python
136 lines
3.5 KiB
Python
import tkinter as tk
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from tkinter import ttk
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LARGEFONT =("Verdana", 35)
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class tkinterApp(tk.Tk):
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# __init__ function for class tkinterApp
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def __init__(self, *args, **kwargs):
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# __init__ function for class Tk
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tk.Tk.__init__(self, *args, **kwargs)
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# creating a container
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container = tk.Frame(self)
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container.pack(side = "top", fill = "both", expand = True)
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container.grid_rowconfigure(0, weight = 1)
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container.grid_columnconfigure(0, weight = 1)
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# initializing frames to an empty array
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self.frames = {}
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# iterating through a tuple consisting
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# of the different page layouts
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for F in (StartPage, Page1, Page2):
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frame = F(container, self)
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# initializing frame of that object from
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# startpage, page1, page2 respectively with
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# for loop
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self.frames[F] = frame
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frame.grid(row = 0, column = 0, sticky ="nsew")
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self.show_frame(StartPage)
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# to display the current frame passed as
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# parameter
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def show_frame(self, cont):
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frame = self.frames[cont]
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frame.tkraise()
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# first window frame startpage
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class StartPage(tk.Frame):
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def __init__(self, parent, controller):
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tk.Frame.__init__(self, parent)
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# label of frame Layout 2
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label = ttk.Label(self, text ="Startpage", font = LARGEFONT)
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# putting the grid in its place by using
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# grid
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label.grid(row = 0, column = 4, padx = 10, pady = 10)
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button1 = ttk.Button(self, text ="Page 1",
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command = lambda : controller.show_frame(Page1))
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# putting the button in its place by
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# using grid
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button1.grid(row = 1, column = 1, padx = 10, pady = 10)
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## button to show frame 2 with text layout2
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button2 = ttk.Button(self, text ="Page 2",
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command = lambda : controller.show_frame(Page2))
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# putting the button in its place by
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# using grid
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button2.grid(row = 2, column = 1, padx = 10, pady = 10)
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# second window frame page1
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class Page1(tk.Frame):
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def __init__(self, parent, controller):
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tk.Frame.__init__(self, parent)
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label = ttk.Label(self, text ="Page 1", font = LARGEFONT)
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label.grid(row = 0, column = 4, padx = 10, pady = 10)
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# button to show frame 2 with text
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# layout2
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button1 = ttk.Button(self, text ="StartPage",
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command = lambda : controller.show_frame(StartPage))
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# putting the button in its place
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# by using grid
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button1.grid(row = 1, column = 1, padx = 10, pady = 10)
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# button to show frame 2 with text
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# layout2
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button2 = ttk.Button(self, text ="Page 2",
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command = lambda : controller.show_frame(Page2))
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# putting the button in its place by
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# using grid
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button2.grid(row = 2, column = 1, padx = 10, pady = 10)
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# third window frame page2
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class Page2(tk.Frame):
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def __init__(self, parent, controller):
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tk.Frame.__init__(self, parent)
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label = ttk.Label(self, text ="Page 2", font = LARGEFONT)
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label.grid(row = 0, column = 4, padx = 10, pady = 10)
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# button to show frame 2 with text
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# layout2
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button1 = ttk.Button(self, text ="Page 1",
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command = lambda : controller.show_frame(Page1))
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# putting the button in its place by
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# using grid
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button1.grid(row = 1, column = 1, padx = 10, pady = 10)
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# button to show frame 3 with text
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# layout3
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button2 = ttk.Button(self, text ="Startpage",
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command = lambda : controller.show_frame(StartPage))
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# putting the button in its place by
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# using grid
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button2.grid(row = 2, column = 1, padx = 10, pady = 10)
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# Driver Code
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app = tkinterApp()
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app.mainloop()
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