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Diffstat (limited to 'Demo/tix/samples/Control.py')
-rw-r--r-- | Demo/tix/samples/Control.py | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/Demo/tix/samples/Control.py b/Demo/tix/samples/Control.py deleted file mode 100644 index fbc5e64..0000000 --- a/Demo/tix/samples/Control.py +++ /dev/null @@ -1,122 +0,0 @@ -# -*-mode: python; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*- -# -# $Id$ -# -# Tix Demostration Program -# -# This sample program is structured in such a way so that it can be -# executed from the Tix demo program "tixwidgets.py": it must have a -# procedure called "RunSample". It should also have the "if" statment -# at the end of this file so that it can be run as a standalone -# program. - -# This file demonstrates the use of the tixControl widget -- it is an -# entry widget with up/down arrow buttons. You can use the arrow buttons -# to adjust the value inside the entry widget. -# -# This example program uses three Control widgets. One lets you select -# integer values; one lets you select floating point values and the last -# one lets you select a few names. - -import tkinter.tix - -TCL_ALL_EVENTS = 0 - -def RunSample (root): - control = DemoControl(root) - control.mainloop() - control.destroy() - -class DemoControl: - def __init__(self, w): - self.root = w - self.exit = -1 - - global demo_maker, demo_thrust, demo_num_engines - - demo_maker = tkinter.tix.StringVar() - demo_thrust = tkinter.tix.DoubleVar() - demo_num_engines = tkinter.tix.IntVar() - demo_maker.set('P&W') - demo_thrust.set(20000.0) - demo_num_engines.set(2) - - top = tkinter.tix.Frame(w, bd=1, relief=tkinter.tix.RAISED) - - # $w.top.a allows only integer values - # - # [Hint] The -options switch sets the options of the subwidgets. - # [Hint] We set the label.width subwidget option of the Controls to - # be 16 so that their labels appear to be aligned. - # - a = tkinter.tix.Control(top, label='Number of Engines: ', integer=1, - variable=demo_num_engines, min=1, max=4, - options='entry.width 10 label.width 20 label.anchor e') - - b = tkinter.tix.Control(top, label='Thrust: ', integer=0, - min='10000.0', max='60000.0', step=500, - variable=demo_thrust, - options='entry.width 10 label.width 20 label.anchor e') - - c = tkinter.tix.Control(top, label='Engine Maker: ', value='P&W', - variable=demo_maker, - options='entry.width 10 label.width 20 label.anchor e') - - # We can't define these in the init because the widget 'c' doesn't - # exist yet and we need to reference it - c['incrcmd'] = lambda w=c: adjust_maker(w, 1) - c['decrcmd'] = lambda w=c: adjust_maker(w, -1) - c['validatecmd'] = lambda w=c: validate_maker(w) - - a.pack(side=tkinter.tix.TOP, anchor=tkinter.tix.W) - b.pack(side=tkinter.tix.TOP, anchor=tkinter.tix.W) - c.pack(side=tkinter.tix.TOP, anchor=tkinter.tix.W) - - box = tkinter.tix.ButtonBox(w, orientation=tkinter.tix.HORIZONTAL) - box.add('ok', text='Ok', underline=0, width=6, - command=self.okcmd) - box.add('cancel', text='Cancel', underline=0, width=6, - command=self.quitcmd) - box.pack(side=tkinter.tix.BOTTOM, fill=tkinter.tix.X) - top.pack(side=tkinter.tix.TOP, fill=tkinter.tix.BOTH, expand=1) - - def okcmd (self): - # tixDemo:Status "Selected %d of %s engines each of thrust %d", (demo_num_engines.get(), demo_maker.get(), demo_thrust.get()) - self.quitcmd() - - def quitcmd (self): - self.exit = 0 - - def mainloop(self): - while self.exit < 0: - self.root.tk.dooneevent(TCL_ALL_EVENTS) - - def destroy (self): - self.root.destroy() - -maker_list = ['P&W', 'GE', 'Rolls Royce'] - -def adjust_maker(w, inc): - i = maker_list.index(demo_maker.get()) - i = i + inc - if i >= len(maker_list): - i = 0 - elif i < 0: - i = len(maker_list) - 1 - - # In Tcl/Tix we should return the string maker_list[i]. We can't - # do that in Tkinter so we set the global variable. (This works). - demo_maker.set(maker_list[i]) - -def validate_maker(w): - try: - i = maker_list.index(demo_maker.get()) - except ValueError: - # Works here though. Why ? Beats me. - return maker_list[0] - # Works here though. Why ? Beats me. - return maker_list[i] - -if __name__ == '__main__': - root = tkinter.tix.Tk() - RunSample(root) |