| Guido van Rossum | 35820f7 | 1994-10-07 09:55:26 +0000 | [diff] [blame] | 1 | from Tkinter import * |
| 2 | |
| 3 | # shows how to make a slider, set and get its value under program control |
| 4 | |
| 5 | |
| 6 | class Test(Frame): |
| 7 | def print_value(self, val): |
| 8 | print "slider now at", val |
| 9 | |
| 10 | def reset(self): |
| 11 | self.slider.set(0) |
| 12 | |
| 13 | def createWidgets(self): |
| 14 | self.slider = Scale(self, {"from" : 0, |
| 15 | 'to': 100, |
| 16 | "orient" : "horizontal", |
| 17 | "length" : "3i", |
| 18 | "label" : "happy slider", |
| 19 | 'command' : self.print_value}) |
| 20 | |
| 21 | self.reset = Button(self, {'text': 'reset slider', |
| 22 | 'command': self.reset}) |
| 23 | |
| 24 | |
| 25 | self.QUIT = Button(self, {'text': 'QUIT', |
| 26 | 'fg': 'red', |
| 27 | 'command': self.quit}) |
| 28 | |
| 29 | |
| 30 | self.slider.pack({'side': 'left'}) |
| 31 | self.reset.pack({'side': 'left'}) |
| 32 | self.QUIT.pack({'side': 'left', 'fill': 'both'}) |
| 33 | |
| 34 | def __init__(self, master=None): |
| 35 | Frame.__init__(self, master) |
| 36 | Pack.config(self) |
| 37 | self.createWidgets() |
| 38 | |
| 39 | test = Test() |
| 40 | test.mainloop() |