| 1 | title = 'Subclassing Pmw.Counter' |
| 2 | |
| 3 | # Import Pmw from this directory tree. |
| 4 | import sys |
| 5 | sys.path[:0] = ['../../..'] |
| 6 | |
| 7 | import string |
| 8 | import time |
| 9 | import types |
| 10 | import Tkinter |
| 11 | import Pmw |
| 12 | |
| 13 | class LabeledDateCounter(Pmw.Counter): |
| 14 | |
| 15 | def __init__(self, parent=None , **kw): |
| 16 | |
| 17 | # Need to use long ints here because on the Macintosh the maximum size |
| 18 | # of an integer is smaller than the value returned by time.time(). |
| 19 | now = (long(time.time()) / 300) * 300 |
| 20 | text = time.strftime('%y/%m/%d', time.localtime(now)) |
| 21 | |
| 22 | kw['datatype'] = 'date' |
| 23 | kw['entryfield_validate'] = 'date' |
| 24 | kw['entryfield_value'] = text |
| 25 | kw['labelpos'] = 'w' |
| 26 | |
| 27 | apply(Pmw.Counter.__init__, (self, parent), kw) |
| 28 | |
| 29 | class LabeledRealCounter(Pmw.Counter): |
| 30 | |
| 31 | def __init__(self, parent=None , **kw): |
| 32 | |
| 33 | # Define the validate option dictionary. |
| 34 | validate = {'validator' : 'real', 'min' : 0.0, 'max' : 100.0} |
| 35 | |
| 36 | kw['datatype'] = 'real' |
| 37 | kw['entryfield_validate'] = validate |
| 38 | kw['entryfield_value'] = 50.0 |
| 39 | kw['labelpos'] = 'w' |
| 40 | |
| 41 | apply(Pmw.Counter.__init__, (self, parent), kw) |
| 42 | |
| 43 | class Demo: |
| 44 | def __init__(self, parent): |
| 45 | # Create and pack some LabeledDateCounters and LabeledRealCounter. |
| 46 | self._date1 = LabeledDateCounter(parent, label_text = 'Date:') |
| 47 | self._date2 = LabeledDateCounter(parent, label_text = 'Another Date:') |
| 48 | self._real1 = LabeledRealCounter(parent, label_text = 'Real:') |
| 49 | self._real2 = LabeledRealCounter(parent, label_text = 'Another Real:') |
| 50 | |
| 51 | counters = (self._date1, self._date2, self._real1, self._real2) |
| 52 | |
| 53 | for counter in counters: |
| 54 | counter.pack(fill='x', expand=1, padx=10, pady=5) |
| 55 | Pmw.alignlabels(counters) |
| 56 | |
| 57 | ###################################################################### |
| 58 | |
| 59 | # Create demo in root window for testing. |
| 60 | if __name__ == '__main__': |
| 61 | root = Tkinter.Tk() |
| 62 | Pmw.initialise(root) |
| 63 | root.title(title) |
| 64 | |
| 65 | exitButton = Tkinter.Button(root, text = 'Exit', command = root.destroy) |
| 66 | exitButton.pack(side = 'bottom') |
| 67 | widget = Demo(root) |
| 68 | root.mainloop() |