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For submenus remember the parent and parent index, so we can grey out our

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entry if the menu is disabled. This does create a circular reference, so cleanup
becomes more important.
This commit is contained in:
Jack Jansen 1998-10-15 15:29:16 +00:00
parent 99d3c48772
commit 341d1fe18e
1 changed files with 8 additions and 0 deletions
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8
Mac/Lib/FrameWork.py
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@ -518,6 +518,7 @@ class Menu:
self.id, self.menu = self.bar.addmenu(title, after) self.id, self.menu = self.bar.addmenu(title, after)
bar.menus[self.id] = self bar.menus[self.id] = self
self.items = [] self.items = []
self._parent = None
def delete(self): def delete(self):
self.bar.delmenu(self.id) self.bar.delmenu(self.id)
@ -526,6 +527,7 @@ class Menu:
del self.items del self.items
del self.menu del self.menu
del self.id del self.id
del self._parent
def additem(self, label, shortcut=None, callback=None, kind=None): def additem(self, label, shortcut=None, callback=None, kind=None):
self.menu.AppendMenu('x') # add a dummy string self.menu.AppendMenu('x') # add a dummy string
@ -556,6 +558,8 @@ class Menu:
sub = Menu(self.bar, title, -1) sub = Menu(self.bar, title, -1)
item = self.additem(label, '\x1B', None, 'submenu') item = self.additem(label, '\x1B', None, 'submenu')
self.menu.SetItemMark(item, sub.id) self.menu.SetItemMark(item, sub.id)
sub._parent = self
sub._parent_item = item
return sub return sub
def dispatch(self, id, item, window, event): def dispatch(self, id, item, window, event):
@ -587,8 +591,12 @@ class Menu:
def enable(self, onoff): def enable(self, onoff):
if onoff: if onoff:
self.menu.EnableItem(0) self.menu.EnableItem(0)
if self._parent:
self._parent.menu.EnableItem(self._parent_item)
else: else:
self.menu.DisableItem(0) self.menu.DisableItem(0)
if self._parent:
self._parent.menu.DisableItem(self._parent_item)
if self.bar and self.bar.parent: if self.bar and self.bar.parent:
self.bar.parent.needmenubarredraw = 1 self.bar.parent.needmenubarredraw = 1