cpython/Demo/sgi/gl/glstdwin/glstdwmenu.py

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1992-03-30 13:18:37 +00:00
# Define menu operations for GL stdwin
import gl
from glstdwin import key2code
class MenuObject:
#
def _init(self, (win, title)):
self._win = win
self._title = title
self._items = []
return self
#
def close(self):
self._win.remove(self)
del self._win
#
def additem(self, arg):
if type(arg) == type(()):
text, shortcut = arg
else:
text, shortcut = arg, None
self._items.append([text, shortcut, 1, 0])
#
def setitem(self, (i, text)):
self._items[i][0] = text
#
def enable(self, (i, flag)):
self._items[i][2] = flag
#
def check(self, (i, flag)):
self._items[i][3] = flag
#
def _makepup(self, firstitem):
pup = gl.newpup()
if self._title:
gl.addtopup(pup, self._title + '%t', 0)
for item in self._items:
text = item[0]
if not item[2]: # Disabled
text = ' ( ' + text + ' )%x-1'
else:
if item[3]: # Check mark
text = '-> ' + text
else:
text = ' ' + text
if key2code.has_key(item[1]):
text = text + ' [Alt-' + item[1] + ']'
text = text + '%x' + `firstitem`
gl.addtopup(pup, text, 0)
firstitem = firstitem + 1
return pup
#
def _checkshortcut(self, char):
for i in range(len(self._items)):
item = self._items[i]
if item[2] and item[1] == char:
return i
return -1
#