HELLO World

import simplegui




frame = simplegui.create_frame("MyFirstGUI", 300, 200)



frame.start()
import simplegui
frame = simplegui.create_frame("MyFirstGUI", 300, 200)
frame.start()

 GUI module

initialising an empty frame

 start frame


draw handler
 





import simplegui

def draw(canvas):
    pass


frame = simplegui.create_frame("MyFirstGUI", 300, 200)
frame.set_draw_handler(draw)



frame.start()

draw handler

registering the 

draw handler

Input button

Input field

def button_handler():



button = frame.add_button("Label", button_handler)
def input_handler(text_input):



input = frame.add_input("Label", input_handler, width )
import simplegui

def draw(canvas):
    pass

def button_handler():
    print "Button pressed"

def input_handler(text_input):
    print text_input
    


frame = simplegui.create_frame("MyFirstGUI", 300, 200)
button = frame.add_button("button", button_handler, 50)
input = frame.add_input("Input", input_handler, 50)


frame.set_draw_handler(draw)



frame.start()

Drawing on the Canvas

import simplegui

def draw(canvas):
    canvas.draw_text("Hey there!", [100,100], 24, "yellow")
    canvas.draw_circle([50,50], 10, 5, "red")

def button_handler():
    print "Button pressed"

def input_handler(text_input):
    print text_input
    


frame = simplegui.create_frame("MyFirstGUI", 300, 200)
button = simplegui.create_input("button", button_handler)
input = simplegui.create_input("Input", input_handler, 5)


frame.set_draw_handler(draw)



frame.start()
import simplegui

pos = [50,50]

def draw(canvas):
    canvas.draw_text("Hey there!", [100,100], 24, "yellow")
    canvas.draw_circle(pos, 10, 5, "red")

    pos[0] += 2
    pos[0] = pos[0] % 300


def button_handler():
    print "Button pressed"

def input_handler(text_input):
    print text_input
    


frame = simplegui.create_frame("MyFirstGUI", 300, 200)
button = frame.add_button("button", button_handler, 50)
input = frame.add_input("Input", input_handler, 50)


frame.set_draw_handler(draw)



frame.start()

adding motion

More functions

Timers



def tick_handler():



timer = simplegui.create_timer(interval, tick_handler)


timer.start()

Keyboard and Mouse Inputs



def keydown():

def keyup():

def mouse_click(mouse_position):


frame.set_keydown_handler(keydown)
frame.set_keyup_hander(keyup)
frame.set_mouseclick_handler(mouse_click)

Program Structure

Define globals

Helper Functions

create a frame

start frame & timer

Classes

register event handlers

Define event handlers

 

     PingPong
 

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