FutureLearn GUIZero - Superhero Boxes

# A GUIZero - The Super Splendiferous Superhero name generator (based on FutureLearn Course RPi Foundation)
from guizero import App, Text, ButtonGroup, Combo, PushButton, TextBox, CheckBox, Slider, Picture, ListBox, Box

app = App(title="The Super Splendiferous...", height=950, width=700)
app.bg = 'yellow'
app.text_color = "black"
app.font = 'Stencil'
dark_light = 1

# Function definitions for my events here
def make_hero_name():
    skin=""
    adjective = bgp_adjective.value
    colour = txt_colour.value
    animal = cmb_animal.value
    generation = sli_gen.value
    birthplace = lstbox_plcbirth.value

    if chk_skin_fur.value == 1:
        skin = skin + "furry "
    if chk_skin_scaly.value == 1:
        skin = skin + "scaly "
    if chk_skin_slip.value == 1:
        skin = skin + "slippery "

    hero = adjective + " " + colour + " " + skin + animal + " " + str(generation) + " of " + birthplace
    lbl_output.value = "You are...The " + hero

#Pushbutton that sets dark or light mode
def dark_light_mode():
    global dark_light
    if dark_light == 1:
        dark_light = dark_light * -1
        app.bg = 'black'
        app.text_color = 'yellow'
    else:
        dark_light = dark_light * -1
        app.bg = 'yellow'
        app.text_color = 'black'

# My GUI widgets here
btn_make_name = PushButton(app, text=' Dark\Light Mode ', command=dark_light_mode)

box1=Box(app, border=2, width=280, height=230)
message1 = Text(box1, text="Choose your amazing adjective:")
bgp_adjective = ButtonGroup(box1, options=["Happy", "Flappy", "Snappy", "Clappy"], selected="Happy", command=make_hero_name)

message2 = Text(box1, text="Colour:")
txt_colour = TextBox(box1, command=make_hero_name)

message3 = Text(box1, text="Favourite animal:")
cmb_animal = Combo(box1, options=["Anteater", "Bandicote", "Coyote", "Duck", "Eagle", "Frog", "Gerbil", "Hyena", "Iguana", "Jellyfish", "Kakapo", "Llama", "Mole", "Newt"], selected="Anteater", command=make_hero_name)

box2=Box(app, border=2, width=280, height=170)
message4 = Text(box2, text="Skin Type:")
chk_skin_fur = CheckBox(box2, text="Furry ", command=make_hero_name)
chk_skin_scaly = CheckBox(box2, text="Scaly ", command=make_hero_name)
chk_skin_slip = CheckBox(box2, text="Slippery ", command=make_hero_name)

message5 = Text(box2, text="Generation:")
sli_gen = Slider(box2, start=1, end=3, command=make_hero_name)

box3=Box(app, border=2, width=280, height=190)
message6 = Text(box3, text="Place of Birth:")
lstbox_plcbirth = ListBox(box3, items=["Birmingham","Cambridge", "Cheltenham", "Dundee", "Ely", "London", "Newcastle", "Peterborough", "Potton", "Safron Waldon"], selected="Birmingham", command=make_hero_name)

#btn_make_name = PushButton(app, text=' Go! ', command=make_hero_name)
lbl_output = Text(app, text="Hero name being forged...um any moment now...", bg="red", color="yellow")

#Make sure the GIF image is in the same folder as this Python file
picture = Picture(app, image='superhero.gif')

# Show the GUI on the screen, start listening to events.
app.display()