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#!/usr/bin/python3
# -*- coding: utf-8 -*-
# 技术支持：https://www.jianshu.com/u/69f40328d4f0
# 技术支持 https://china-testing.github.io/
# https://github.com/china-testing/python-api-tesing/blob/master/practices/tk/tk2.py
# 项目实战讨论QQ群630011153 144081101
# CreateDate: 2018-11-27
import tkinter as tk
from tkinter import ttk
from tkinter import scrolledtext
from tkinter import Menu
# Create instance
win = tk.Tk()
# Add a title
win.title("Python GUI")
tabControl = ttk.Notebook(win) # Create Tab Control
tab1 = ttk.Frame(tabControl) # Create a tab
tabControl.add(tab1, text='Tab 1') # Add the tab
tab2 = ttk.Frame(tabControl) # Add a second tab
tabControl.add(tab2, text='Tab 2') # Make second tab visible
tabControl.pack(expand=1, fill="both") # Pack to make visible
# LabelFrame using tab1 as the parent
mighty = ttk.LabelFrame(tab1, text=' Mighty Python ')
mighty.grid(column=0, row=0, padx=8, pady=4)
# Modify adding a Label using mighty as the parent instead of win
a_label = ttk.Label(mighty, text="Enter a name:")
a_label.grid(column=0, row=0, sticky='W')
# Modified Button Click Function
def click_me():
action.configure(text='Hello ' + name.get() + ' ' +
number_chosen.get())
# Adding a Textbox Entry widget
name = tk.StringVar()
name_entered = ttk.Entry(mighty, width=12, textvariable=name)
name_entered.grid(column=0, row=1, sticky='W') # align left/West
# Adding a Button
action = ttk.Button(mighty, text="Click Me!", command=click_me)
action.grid(column=2, row=1)
# Creating three checkbuttons
ttk.Label(mighty, text="Choose a number:").grid(column=1, row=0)
number = tk.StringVar()
number_chosen = ttk.Combobox(mighty, width=12, textvariable=number, state='readonly')
number_chosen['values'] = (1, 2, 4, 42, 100)
number_chosen.grid(column=1, row=1)
number_chosen.current(0)
chVarDis = tk.IntVar()
check1 = tk.Checkbutton(mighty, text="Disabled", variable=chVarDis, state='disabled')
check1.select()
check1.grid(column=0, row=4, sticky=tk.W)
chVarUn = tk.IntVar()
check2 = tk.Checkbutton(mighty, text="UnChecked", variable=chVarUn)
check2.deselect()
check2.grid(column=1, row=4, sticky=tk.W)
chVarEn = tk.IntVar()
check3 = tk.Checkbutton(mighty, text="Enabled", variable=chVarEn)
check3.deselect()
check3.grid(column=2, row=4, sticky=tk.W)
# GUI Callback function
def checkCallback(*ignoredArgs):
# only enable one checkbutton
if chVarUn.get(): check3.configure(state='disabled')
else: check3.configure(state='normal')
if chVarEn.get(): check2.configure(state='disabled')
else: check2.configure(state='normal')
# trace the state of the two checkbuttons
chVarUn.trace('w', lambda unused0, unused1, unused2 : checkCallback())
chVarEn.trace('w', lambda unused0, unused1, unused2 : checkCallback())
# Using a scrolled Text control
scrol_w = 30
scrol_h = 3
scr = scrolledtext.ScrolledText(mighty, width=scrol_w, height=scrol_h, wrap=tk.WORD)
scr.grid(column=0, row=5, sticky='WE', columnspan=3)
# First, we change our Radiobutton global variables into a list
colors = ["Blue", "Gold", "Red"]
# We have also changed the callback function to be zero-based, using the list
# instead of module-level global variables
# Radiobutton Callback
def radCall():
radSel=radVar.get()
win.configure(background=colors[radSel])
# create three Radiobuttons using one variable
radVar = tk.IntVar()
# Next we are selecting a non-existing index value for radVar
radVar.set(99)
# Now we are creating all three Radiobutton widgets within one loop
for col in range(3):
curRad = tk.Radiobutton(mighty, text=colors[col], variable=radVar,
value=col, command=radCall)
curRad.grid(column=col, row=5, sticky=tk.W) # row=5 ... SURPRISE!
# Create a container to hold labels
buttons_frame = ttk.LabelFrame(mighty, text=' Labels in a Frame ')
buttons_frame.grid(column=0, row=7)
# Place labels into the container element
ttk.Label(buttons_frame, text="Label1").grid(column=0, row=0, sticky=tk.W)
ttk.Label(buttons_frame, text="Label2").grid(column=1, row=0, sticky=tk.W)
ttk.Label(buttons_frame, text="Label3").grid(column=2, row=0, sticky=tk.W)
# Exit GUI cleanly
def _quit():
win.quit()
win.destroy()
exit()
# Creating a Menu Bar
menu_bar = Menu(win)
win.config(menu=menu_bar)
# Add menu items
file_menu = Menu(menu_bar, tearoff=0)
file_menu.add_command(label="New")
file_menu.add_separator()
file_menu.add_command(label="Exit", command=_quit)
menu_bar.add_cascade(label="File", menu=file_menu)
# Add another Menu to the Menu Bar and an item
help_menu = Menu(menu_bar, tearoff=0)
help_menu.add_command(label="About")
menu_bar.add_cascade(label="Help", menu=help_menu)
name_entered.focus() # Place cursor into name Entry
#======================
# Start GUI
#======================
win.mainloop()