Demo/stdwin/RadioGroups.py

   1 #! /usr/bin/env python
   2
   3 # radiogroups.py
   4 #
   5 # Demonstrate multiple groups of radio buttons
   6
   7 import stdwin
   8 from Buttons import *
   9 from WindowParent import WindowParent, MainLoop
  10 from HVSplit import HSplit, VSplit
  11
  12 def main():
  13         #
  14         # Create the widget hierarchy, top-down
  15         #
  16         # 1. Create the window
  17         #
  18         window = WindowParent().create('Radio Groups', (0, 0))
  19         #
  20         # 2. Create a horizontal split to contain the groups
  21         #
  22         topsplit = HSplit().create(window)
  23         #
  24         # 3. Create vertical splits, one for each group
  25         #
  26         group1 = VSplit().create(topsplit)
  27         group2 = VSplit().create(topsplit)
  28         group3 = VSplit().create(topsplit)
  29         #
  30         # 4. Create individual radio buttons, each in their own split
  31         #
  32         b11 = RadioButton().definetext(group1, 'Group 1 button 1')
  33         b12 = RadioButton().definetext(group1, 'Group 1 button 2')
  34         b13 = RadioButton().definetext(group1, 'Group 1 button 3')
  35         #
  36         b21 = RadioButton().definetext(group2, 'Group 2 button 1')
  37         b22 = RadioButton().definetext(group2, 'Group 2 button 2')
  38         b23 = RadioButton().definetext(group2, 'Group 2 button 3')
  39         #
  40         b31 = RadioButton().definetext(group3, 'Group 3 button 1')
  41         b32 = RadioButton().definetext(group3, 'Group 3 button 2')
  42         b33 = RadioButton().definetext(group3, 'Group 3 button 3')
  43         #
  44         # 5. Define the grouping for the radio buttons.
  45         #    Note: this doesn't have to be the same as the
  46         #    grouping is splits (although it usually is).
  47         #    Also set the 'hook' procedure for each button
  48         #
  49         list1 = [b11, b12, b13]
  50         list2 = [b21, b22, b23]
  51         list3 = [b31, b32, b33]
  52         #
  53         for b in list1:
  54                 b.group = list1
  55                 b.on_hook = myhook
  56         for b in list2:
  57                 b.group = list2
  58                 b.on_hook = myhook
  59         for b in list3:
  60                 b.group = list3
  61                 b.on_hook = myhook
  62         #
  63         # 6. Select a default button in each group
  64         #
  65         b11.select(1)
  66         b22.select(1)
  67         b33.select(1)
  68         #
  69         # 6. Realize the window
  70         #
  71         window.realize()
  72         #
  73         # 7. Dispatch events until the window is closed
  74         #
  75         MainLoop()
  76         #
  77         # 8. Report final selections
  78         #
  79         print 'You selected the following choices:'
  80         if b11.selected: print '1.1'
  81         if b12.selected: print '1.2'
  82         if b13.selected: print '1.3'
  83         if b21.selected: print '2.1'
  84         if b22.selected: print '2.2'
  85         if b23.selected: print '2.3'
  86         if b31.selected: print '3.1'
  87         if b32.selected: print '3.2'
  88         if b33.selected: print '3.3'
  89
  90
  91 # My 'hook' procedure
  92 # This is placed as 'hook' attribute on each button.
  93 # The example just prints the title of the selected button.
  94 #
  95 def myhook(self):
  96         print 'Selected:', self.text
  97
  98 main()