Dec 23, 2019
diff --git a/ch17-graphical-user-interfaces/6-control-layout-with-geometry-managers.py b/ch17-graphical-user-interfaces/6-control-layout-with-geometry-managers.py
 # 17.6 - Control Layout With Geometry Managers
 # Review Exercise #2

 # NOTE: The first exercise in this section is instructional and does
 # not require a solution to be shown here. For this reason, only the
 # solution to the second exercise is presented.

 import tkinter as tk


 # Create a new window with the title "Address Entry Form"
 # Creating a window with a title
 window = tk.Tk()
 window.title("Address Entry Form")

 # Create a new frame `frm_form` to contain the Label
 # and Entry widgets for entering address information.
 frm_form = tk.Frame(relief=tk.SUNKEN, borderwidth=3)
 # Pack the frame into the window
 frm_form.pack()

 # Create the Label and Entry widgets for "First Name"
 lbl_first_name = tk.Label(master=frm_form, text="First Name:")
 ent_first_name = tk.Entry(master=frm_form, width=50)
 # Use the grid geometry manager to place the Label and
 # Entry widgets in the first and second columns of the
 # first row of the grid
 lbl_first_name.grid(row=0, column=0, sticky="e")
 ent_first_name.grid(row=0, column=1)

 # Create the Label and Entry widgets for "Last Name"
 lbl_last_name = tk.Label(master=frm_form, text="Last Name:")
 ent_last_name = tk.Entry(master=frm_form, width=50)
 # Place the widgets in the second row of the grid
 lbl_last_name.grid(row=1, column=0, sticky="e")
 ent_last_name.grid(row=1, column=1)

 # Create the Label and Entry widgets for "Address Line 1"
 lbl_address1 = tk.Label(master=frm_form, text="Address Line 1:")
 ent_address1 = tk.Entry(master=frm_form, width=50)
 # Place the widgets in the third row of the grid
 lbl_address1.grid(row=2, column=0, sticky="e")
 ent_address1.grid(row=2, column=1)

 # Create the Label and Entry widgets for "Address Line 2"
 lbl_address2 = tk.Label(master=frm_form, text="Address Line 2:")
 ent_address2 = tk.Entry(master=frm_form, width=5)
 # Place the widgets in the fourth row of the grid
 lbl_address2.grid(row=3, column=0, sticky=tk.E)
 ent_address2.grid(row=3, column=1)

 # Create the Label and Entry widgets for "City"
 lbl_city = tk.Label(master=frm_form, text="City:")
 ent_city = tk.Entry(master=frm_form, width=50)
 # Place the widgets in the fifth row of the grid
 lbl_city.grid(row=4, column=0, sticky=tk.E)
 ent_city.grid(row=4, column=1)

 # Create the Label and Entry widgets for "State/Province"
 lbl_state = tk.Label(master=frm_form, text="State/Province:")
 ent_state = tk.Entry(master=frm_form, width=50)
 # Place the widgets in the sixth row of the grid
 lbl_state.grid(row=5, column=0, sticky=tk.E)
 ent_state.grid(row=5, column=1)

 # Create the Label and Entry widgets for "Postal Code"
 lbl_postal_code = tk.Label(master=frm_form, text="Postal Code:")
 ent_postal_code = tk.Entry(master=frm_form, width=50)
 # Place the widgets in the seventh row of the grid
 lbl_postal_code.grid(row=6, column=0, sticky=tk.E)
 ent_postal_code.grid(row=6, column=1)

 # Create the Label and Entry widgets for "Country"
 lbl_country = tk.Label(master=frm_form, text="Country:")
 ent_country = tk.Entry(master=frm_form, width=50)
 # Place the widgets in the eight row of the grid
 lbl_country.grid(row=7, column=0, sticky=tk.E)
 ent_country.grid(row=7, column=1)

 # Create a new frame `frm_buttons` to contain the
 # Submit and Clear buttons. This frame fills the
 # whole window in the horizontal direction and has
 # 5 pixels of horizontal and vertical padding.
 frm_buttons = tk.Frame()
 frm_buttons.pack(fill=tk.X, ipadx=5, ipady=5)

 # Create the "Submit" button and pack it to the
 # right side of `frm_buttons`
 btn_submit = tk.Button(master=frm_buttons, text="Submit")
 btn_submit.pack(side=tk.RIGHT, padx=10, ipadx=10)

 # Create the "Clear" button and pack it to the
 # right side of `frm_buttons`
 btn_clear = tk.Button(master=frm_buttons, text="Clear")
 btn_clear.pack(side=tk.RIGHT, ipadx=10)

 # List of fields we want to have in our form
 fields = ["First Name:",
          "Last Name:",
          "Address Line1:",
          "Address Line2:",
          "City:",
          "State/Province:",
          "Postal Code:",
          "Country:"]

 # The top frame contains the fields and their entry widgets
 top_frame = tk.Frame(relief=tk.SUNKEN, master = window)
 top_frame.pack()

 # We are going to use a 2 columns grid to place our widgets
 # We initialise the current row variable of our grid
 current_top_frame_row = 0

 for field in fields:
    # For each field we create a label and entry widget
    label = tk.Label(text=field, master=top_frame)
    entry = tk.Entry(width=50, master=top_frame)
    # We place them in the current row of our grid
    label.grid(row=current_top_frame_row, column=0, sticky=tk.E)
    entry.grid(row=current_top_frame_row, column=1)
    # We increment the current line for the next field
    current_top_frame_row += 1

 # Creating the bottom frame that contains
 # the Submit & Clear buttons
 bot_frame = tk.Frame(master=window)
 bot_frame.pack(fill=tk.X, ipadx=5, ipady=5)
 choices = ["Cancel",
           "Submit"]

 for choice in choices:
    # Create the button and pack it to the right side
    button = tk.Button(text=choice, relief=tk.RAISED, master=bot_frame)
    button.pack(side=tk.RIGHT, padx=5, ipadx=10)

 # Start the application
 window.mainloop()
Original file line number	Diff line number	Diff line change
		@@ -1,97 +1,48 @@
		# 17.6 - Control Layout With Geometry Managers
		# Review Exercise #2

		# NOTE: The first exercise in this section is instructional and does
		# not require a solution to be shown here. For this reason, only the
		# solution to the second exercise is presented.

		import tkinter as tk


		# Create a new window with the title "Address Entry Form"
		# Creating a window with a title
		window = tk.Tk()
		window.title("Address Entry Form")

		# Create a new frame `frm_form` to contain the Label
		# and Entry widgets for entering address information.
		frm_form = tk.Frame(relief=tk.SUNKEN, borderwidth=3)
		# Pack the frame into the window
		frm_form.pack()

		# Create the Label and Entry widgets for "First Name"
		lbl_first_name = tk.Label(master=frm_form, text="First Name:")
		ent_first_name = tk.Entry(master=frm_form, width=50)
		# Use the grid geometry manager to place the Label and
		# Entry widgets in the first and second columns of the
		# first row of the grid
		lbl_first_name.grid(row=0, column=0, sticky="e")
		ent_first_name.grid(row=0, column=1)

		# Create the Label and Entry widgets for "Last Name"
		lbl_last_name = tk.Label(master=frm_form, text="Last Name:")
		ent_last_name = tk.Entry(master=frm_form, width=50)
		# Place the widgets in the second row of the grid
		lbl_last_name.grid(row=1, column=0, sticky="e")
		ent_last_name.grid(row=1, column=1)

		# Create the Label and Entry widgets for "Address Line 1"
		lbl_address1 = tk.Label(master=frm_form, text="Address Line 1:")
		ent_address1 = tk.Entry(master=frm_form, width=50)
		# Place the widgets in the third row of the grid
		lbl_address1.grid(row=2, column=0, sticky="e")
		ent_address1.grid(row=2, column=1)

		# Create the Label and Entry widgets for "Address Line 2"
		lbl_address2 = tk.Label(master=frm_form, text="Address Line 2:")
		ent_address2 = tk.Entry(master=frm_form, width=5)
		# Place the widgets in the fourth row of the grid
		lbl_address2.grid(row=3, column=0, sticky=tk.E)
		ent_address2.grid(row=3, column=1)

		# Create the Label and Entry widgets for "City"
		lbl_city = tk.Label(master=frm_form, text="City:")
		ent_city = tk.Entry(master=frm_form, width=50)
		# Place the widgets in the fifth row of the grid
		lbl_city.grid(row=4, column=0, sticky=tk.E)
		ent_city.grid(row=4, column=1)

		# Create the Label and Entry widgets for "State/Province"
		lbl_state = tk.Label(master=frm_form, text="State/Province:")
		ent_state = tk.Entry(master=frm_form, width=50)
		# Place the widgets in the sixth row of the grid
		lbl_state.grid(row=5, column=0, sticky=tk.E)
		ent_state.grid(row=5, column=1)

		# Create the Label and Entry widgets for "Postal Code"
		lbl_postal_code = tk.Label(master=frm_form, text="Postal Code:")
		ent_postal_code = tk.Entry(master=frm_form, width=50)
		# Place the widgets in the seventh row of the grid
		lbl_postal_code.grid(row=6, column=0, sticky=tk.E)
		ent_postal_code.grid(row=6, column=1)

		# Create the Label and Entry widgets for "Country"
		lbl_country = tk.Label(master=frm_form, text="Country:")
		ent_country = tk.Entry(master=frm_form, width=50)
		# Place the widgets in the eight row of the grid
		lbl_country.grid(row=7, column=0, sticky=tk.E)
		ent_country.grid(row=7, column=1)

		# Create a new frame `frm_buttons` to contain the
		# Submit and Clear buttons. This frame fills the
		# whole window in the horizontal direction and has
		# 5 pixels of horizontal and vertical padding.
		frm_buttons = tk.Frame()
		frm_buttons.pack(fill=tk.X, ipadx=5, ipady=5)

		# Create the "Submit" button and pack it to the
		# right side of `frm_buttons`
		btn_submit = tk.Button(master=frm_buttons, text="Submit")
		btn_submit.pack(side=tk.RIGHT, padx=10, ipadx=10)

		# Create the "Clear" button and pack it to the
		# right side of `frm_buttons`
		btn_clear = tk.Button(master=frm_buttons, text="Clear")
		btn_clear.pack(side=tk.RIGHT, ipadx=10)

		# List of fields we want to have in our form
		fields = ["First Name:",
		"Last Name:",
		"Address Line1:",
		"Address Line2:",
		"City:",
		"State/Province:",
		"Postal Code:",
		"Country:"]

		# The top frame contains the fields and their entry widgets
		top_frame = tk.Frame(relief=tk.SUNKEN, master = window)
		top_frame.pack()

		# We are going to use a 2 columns grid to place our widgets
		# We initialise the current row variable of our grid
		current_top_frame_row = 0

		for field in fields:
		# For each field we create a label and entry widget
		label = tk.Label(text=field, master=top_frame)
		entry = tk.Entry(width=50, master=top_frame)
		# We place them in the current row of our grid
		label.grid(row=current_top_frame_row, column=0, sticky=tk.E)
		entry.grid(row=current_top_frame_row, column=1)
		# We increment the current line for the next field
		current_top_frame_row += 1

		# Creating the bottom frame that contains
		# the Submit & Clear buttons
		bot_frame = tk.Frame(master=window)
		bot_frame.pack(fill=tk.X, ipadx=5, ipady=5)
		choices = ["Cancel",
		"Submit"]

		for choice in choices:
		# Create the button and pack it to the right side
		button = tk.Button(text=choice, relief=tk.RAISED, master=bot_frame)
		button.pack(side=tk.RIGHT, padx=5, ipadx=10)

		# Start the application
		window.mainloop()