1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61
|
from guizero import App, Text, PushButton, ButtonGroup, Picture, info, warn
def change_message(message):
message_text.value = message
# these functions are called in order based on the users actions
def message1():
change_message("guizero makes creating GUI's easy")
app.after(2000, message2)
def message2():
message = "guizero uses events to make things happen\n"
message += "events are actions, like clicking a push button\n"
message += "so... create an event!"
change_message(message)
app.after(1000, show_the_button)
def show_the_button():
button.show()
def clicked_the_button():
button.hide()
change_message("well done, you created an event by clicking the button")
app.after(2000, message3)
def message3():
message = "events are any action the user takes in your app\n"
message += "choose carefully"
change_message(message)
app.after(1000, show_the_selection)
def show_the_selection():
selection.show()
def selection_chosen():
selection.hide()
if selection.value == "choose me":
info("well done", "you chose wisely")
goodbye()
else:
warn("arrrgh", "next time, choose wisely!")
app.after(2000, show_the_selection)
def goodbye():
change_message("Thanks")
logo.show()
# create the app and the widgets
app = App()
message_text = Text(app, text = "Welcome to guizero")
button = PushButton(app, clicked_the_button, text = "Click me")
button.hide()
selection = ButtonGroup(app, selected = 0, command = selection_chosen, options = ["choose me", "don't choose me"])
selection.hide()
logo = Picture(app, "guizero.gif")
logo.hide()
# show the first message after 2 seconds
app.after(2000, message1)
app.display()
|