mirror of https://github.com/python/cpython
45 lines
1.2 KiB
Python
45 lines
1.2 KiB
Python
from tkinter import *
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# this is the same as simple-demo-1.py, but uses
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# subclassing.
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# note that there is no explicit call to start Tk.
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# Tkinter is smart enough to start the system if it's not already going.
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class Test(Frame):
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def printit(self):
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print("hi")
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def createWidgets(self):
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self.QUIT = Button(self, text='QUIT', foreground='red',
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command=self.quit)
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self.QUIT.pack(side=BOTTOM, fill=BOTH)
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self.draw = Canvas(self, width="5i", height="5i")
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self.speed = Scale(self, orient=HORIZONTAL, from_=-100, to=100)
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self.speed.pack(side=BOTTOM, fill=X)
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# all of these work..
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self.draw.create_rectangle(0, 0, 10, 10, tags="thing", fill="blue")
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self.draw.pack(side=LEFT)
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def moveThing(self, *args):
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velocity = self.speed.get()
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str = float(velocity) / 1000.0
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str = "%ri" % (str,)
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self.draw.move("thing", str, str)
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self.after(10, self.moveThing)
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def __init__(self, master=None):
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Frame.__init__(self, master)
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Pack.config(self)
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self.createWidgets()
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self.after(10, self.moveThing)
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test = Test()
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test.mainloop()
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