symbian-qemu-0.9.1-12/python-2.6.1/Lib/plat-mac/FrameWork.py
changeset 1 2fb8b9db1c86
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Lib/plat-mac/FrameWork.py	Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,1126 @@
+"A sort of application framework for the Mac"
+
+DEBUG=0
+
+from warnings import warnpy3k
+warnpy3k("In 3.x, the FrameWork module is removed.", stacklevel=2)
+
+import MacOS
+import traceback
+
+from Carbon.AE import *
+from Carbon.AppleEvents import *
+from Carbon.Ctl import *
+from Carbon.Controls import *
+from Carbon.Dlg import *
+from Carbon.Dialogs import *
+from Carbon.Evt import *
+from Carbon.Events import *
+from Carbon.Help import *
+from Carbon.Menu import *
+from Carbon.Menus import *
+from Carbon.Qd import *
+from Carbon.QuickDraw import *
+#from Carbon.Res import *
+#from Carbon.Resources import *
+#from Carbon.Snd import *
+#from Carbon.Sound import *
+from Carbon.Win import *
+from Carbon.Windows import *
+import types
+
+import EasyDialogs
+
+try:
+    MyFrontWindow = FrontNonFloatingWindow
+except NameError:
+    MyFrontWindow = FrontWindow
+
+kHighLevelEvent = 23    # Don't know what header file this should come from
+SCROLLBARWIDTH = 16         # Again, not a clue...
+
+# Trick to forestall a set of SIOUX menus being added to our menubar
+SIOUX_APPLEMENU_ID=32000
+
+
+# Map event 'what' field to strings
+eventname = {}
+eventname[1] = 'mouseDown'
+eventname[2] = 'mouseUp'
+eventname[3] = 'keyDown'
+eventname[4] = 'keyUp'
+eventname[5] = 'autoKey'
+eventname[6] = 'updateEvt'
+eventname[7] = 'diskEvt'
+eventname[8] = 'activateEvt'
+eventname[15] = 'osEvt'
+eventname[23] = 'kHighLevelEvent'
+
+# Map part codes returned by WhichWindow() to strings
+partname = {}
+partname[0] = 'inDesk'
+partname[1] = 'inMenuBar'
+partname[2] = 'inSysWindow'
+partname[3] = 'inContent'
+partname[4] = 'inDrag'
+partname[5] = 'inGrow'
+partname[6] = 'inGoAway'
+partname[7] = 'inZoomIn'
+partname[8] = 'inZoomOut'
+
+#
+# The useable portion of the screen
+#       ## but what happens with multiple screens? jvr
+screenbounds = GetQDGlobalsScreenBits().bounds
+screenbounds = screenbounds[0]+4, screenbounds[1]+4, \
+    screenbounds[2]-4, screenbounds[3]-4
+
+next_window_x = 16          # jvr
+next_window_y = 44          # jvr
+
+def windowbounds(width, height):
+    "Return sensible window bounds"
+    global next_window_x, next_window_y
+    r, b = next_window_x+width, next_window_y+height
+    if r > screenbounds[2]:
+        next_window_x = 16
+    if b > screenbounds[3]:
+        next_window_y = 44
+    l, t = next_window_x, next_window_y
+    r, b = next_window_x+width, next_window_y+height
+    next_window_x, next_window_y = next_window_x + 8, next_window_y + 20    # jvr
+    return l, t, r, b
+
+_watch = None
+def setwatchcursor():
+    global _watch
+
+    if _watch is None:
+        _watch = GetCursor(4).data
+    SetCursor(_watch)
+
+def setarrowcursor():
+    SetCursor(GetQDGlobalsArrow())
+
+class Application:
+
+    "Application framework -- your application should be a derived class"
+
+    def __init__(self, nomenubar=0):
+        self._doing_asyncevents = 0
+        self.quitting = 0
+        self.needmenubarredraw = 0
+        self._windows = {}
+        self._helpmenu = None
+        if nomenubar:
+            self.menubar = None
+        else:
+            self.makemenubar()
+
+    def __del__(self):
+        if self._doing_asyncevents:
+            self._doing_asyncevents = 0
+            MacOS.SetEventHandler()
+
+    def makemenubar(self):
+        self.menubar = MenuBar(self)
+        AppleMenu(self.menubar, self.getabouttext(), self.do_about)
+        self.makeusermenus()
+
+    def makeusermenus(self):
+        self.filemenu = m = Menu(self.menubar, "File")
+        self._quititem = MenuItem(m, "Quit", "Q", self._quit)
+
+    def gethelpmenu(self):
+        if self._helpmenu is None:
+            self._helpmenu = HelpMenu(self.menubar)
+        return self._helpmenu
+
+    def _quit(self, *args):
+        self.quitting = 1
+
+    def cleanup(self):
+        for w in self._windows.values():
+            w.do_close()
+        return self._windows == {}
+
+    def appendwindow(self, wid, window):
+        self._windows[wid] = window
+
+    def removewindow(self, wid):
+        del self._windows[wid]
+
+    def getabouttext(self):
+        return "About %s..." % self.__class__.__name__
+
+    def do_about(self, id, item, window, event):
+        EasyDialogs.Message("Hello, world!" + "\015(%s)" % self.__class__.__name__)
+
+    # The main event loop is broken up in several simple steps.
+    # This is done so you can override each individual part,
+    # if you have a need to do extra processing independent of the
+    # event type.
+    # Normally, however, you'd just define handlers for individual
+    # events.
+
+    schedparams = (0, 0)    # By default disable Python's event handling
+    default_wait = None         # By default we wait GetCaretTime in WaitNextEvent
+
+    def mainloop(self, mask = everyEvent, wait = None):
+        self.quitting = 0
+        if hasattr(MacOS, 'SchedParams'):
+            saveparams = MacOS.SchedParams(*self.schedparams)
+        try:
+            while not self.quitting:
+                try:
+                    self.do1event(mask, wait)
+                except (Application, SystemExit):
+                    # Note: the raising of "self" is old-fashioned idiom to
+                    # exit the mainloop. Calling _quit() is better for new
+                    # applications.
+                    break
+        finally:
+            if hasattr(MacOS, 'SchedParams'):
+                MacOS.SchedParams(*saveparams)
+
+    def dopendingevents(self, mask = everyEvent):
+        """dopendingevents - Handle all pending events"""
+        while self.do1event(mask, wait=0):
+            pass
+
+    def do1event(self, mask = everyEvent, wait = None):
+        ok, event = self.getevent(mask, wait)
+        if IsDialogEvent(event):
+            if self.do_dialogevent(event):
+                return
+        if ok:
+            self.dispatch(event)
+        else:
+            self.idle(event)
+
+    def idle(self, event):
+        pass
+
+    def getevent(self, mask = everyEvent, wait = None):
+        if self.needmenubarredraw:
+            DrawMenuBar()
+            self.needmenubarredraw = 0
+        if wait is None:
+            wait = self.default_wait
+            if wait is None:
+                wait = GetCaretTime()
+        ok, event = WaitNextEvent(mask, wait)
+        return ok, event
+
+    def dispatch(self, event):
+        # The following appears to be double work (already done in do1event)
+        # but we need it for asynchronous event handling
+        if IsDialogEvent(event):
+            if self.do_dialogevent(event):
+                return
+        (what, message, when, where, modifiers) = event
+        if eventname.has_key(what):
+            name = "do_" + eventname[what]
+        else:
+            name = "do_%d" % what
+        try:
+            handler = getattr(self, name)
+        except AttributeError:
+            handler = self.do_unknownevent
+        handler(event)
+
+    def asyncevents(self, onoff):
+        """asyncevents - Set asynchronous event handling on or off"""
+        if MacOS.runtimemodel == 'macho':
+            raise 'Unsupported in MachoPython'
+        old = self._doing_asyncevents
+        if old:
+            MacOS.SetEventHandler()
+            MacOS.SchedParams(*self.schedparams)
+        if onoff:
+            MacOS.SetEventHandler(self.dispatch)
+            doint, dummymask, benice, howoften, bgyield = \
+                   self.schedparams
+            MacOS.SchedParams(doint, everyEvent, benice,
+                      howoften, bgyield)
+        self._doing_asyncevents = onoff
+        return old
+
+    def do_dialogevent(self, event):
+        gotone, dlg, item = DialogSelect(event)
+        if gotone:
+            window = dlg.GetDialogWindow()
+            if self._windows.has_key(window):
+                self._windows[window].do_itemhit(item, event)
+            else:
+                print 'Dialog event for unknown dialog'
+            return 1
+        return 0
+
+    def do_mouseDown(self, event):
+        (what, message, when, where, modifiers) = event
+        partcode, wid = FindWindow(where)
+
+        #
+        # Find the correct name.
+        #
+        if partname.has_key(partcode):
+            name = "do_" + partname[partcode]
+        else:
+            name = "do_%d" % partcode
+
+        if wid is None:
+            # No window, or a non-python window
+            try:
+                handler = getattr(self, name)
+            except AttributeError:
+                # Not menubar or something, so assume someone
+                # else's window
+                if hasattr(MacOS, 'HandleEvent'):
+                    MacOS.HandleEvent(event)
+                return
+        elif self._windows.has_key(wid):
+            # It is a window. Hand off to correct window.
+            window = self._windows[wid]
+            try:
+                handler = getattr(window, name)
+            except AttributeError:
+                handler = self.do_unknownpartcode
+        else:
+            # It is a python-toolbox window, but not ours.
+            handler = self.do_unknownwindow
+        handler(partcode, wid, event)
+
+    def do_inSysWindow(self, partcode, window, event):
+        if hasattr(MacOS, 'HandleEvent'):
+            MacOS.HandleEvent(event)
+
+    def do_inDesk(self, partcode, window, event):
+        if hasattr(MacOS, 'HandleEvent'):
+            MacOS.HandleEvent(event)
+
+    def do_inMenuBar(self, partcode, window, event):
+        if not self.menubar:
+            if hasattr(MacOS, 'HandleEvent'):
+                MacOS.HandleEvent(event)
+            return
+        (what, message, when, where, modifiers) = event
+        result = MenuSelect(where)
+        id = (result>>16) & 0xffff      # Hi word
+        if id >= 0x8000:
+            id = -65536 + id
+        item = result & 0xffff      # Lo word
+        self.do_rawmenu(id, item, window, event)
+
+    def do_rawmenu(self, id, item, window, event):
+        try:
+            self.do_menu(id, item, window, event)
+        finally:
+            HiliteMenu(0)
+
+    def do_menu(self, id, item, window, event):
+        if hasattr(MacOS, 'OutputSeen'):
+            MacOS.OutputSeen()
+        self.menubar.dispatch(id, item, window, event)
+
+
+    def do_unknownpartcode(self, partcode, window, event):
+        (what, message, when, where, modifiers) = event
+        if DEBUG: print "Mouse down at global:", where
+        if DEBUG: print "\tUnknown part code:", partcode
+        if DEBUG: print "\tEvent:", self.printevent(event)
+        if hasattr(MacOS, 'HandleEvent'):
+            MacOS.HandleEvent(event)
+
+    def do_unknownwindow(self, partcode, window, event):
+        if DEBUG: print 'Unknown window:', window
+        if hasattr(MacOS, 'HandleEvent'):
+            MacOS.HandleEvent(event)
+
+    def do_keyDown(self, event):
+        self.do_key(event)
+
+    def do_autoKey(self, event):
+        if not event[-1] & cmdKey:
+            self.do_key(event)
+
+    def do_key(self, event):
+        (what, message, when, where, modifiers) = event
+        c = chr(message & charCodeMask)
+        if self.menubar:
+            result = MenuEvent(event)
+            id = (result>>16) & 0xffff      # Hi word
+            item = result & 0xffff      # Lo word
+            if id:
+                self.do_rawmenu(id, item, None, event)
+                return
+            # Otherwise we fall-through
+        if modifiers & cmdKey:
+            if c == '.':
+                raise self
+            else:
+                if not self.menubar:
+                    if hasattr(MacOS, 'HandleEvent'):
+                        MacOS.HandleEvent(event)
+                return
+        else:
+            # See whether the front window wants it
+            w = MyFrontWindow()
+            if w and self._windows.has_key(w):
+                window = self._windows[w]
+                try:
+                    do_char = window.do_char
+                except AttributeError:
+                    do_char = self.do_char
+                do_char(c, event)
+            # else it wasn't for us, sigh...
+
+    def do_char(self, c, event):
+        if DEBUG: print "Character", repr(c)
+
+    def do_updateEvt(self, event):
+        (what, message, when, where, modifiers) = event
+        wid = WhichWindow(message)
+        if wid and self._windows.has_key(wid):
+            window = self._windows[wid]
+            window.do_rawupdate(wid, event)
+        else:
+            if hasattr(MacOS, 'HandleEvent'):
+                MacOS.HandleEvent(event)
+
+    def do_activateEvt(self, event):
+        (what, message, when, where, modifiers) = event
+        wid = WhichWindow(message)
+        if wid and self._windows.has_key(wid):
+            window = self._windows[wid]
+            window.do_activate(modifiers & 1, event)
+        else:
+            if hasattr(MacOS, 'HandleEvent'):
+                MacOS.HandleEvent(event)
+
+    def do_osEvt(self, event):
+        (what, message, when, where, modifiers) = event
+        which = (message >> 24) & 0xff
+        if which == 1:  # suspend/resume
+            self.do_suspendresume(event)
+        else:
+            if DEBUG:
+                print 'unknown osEvt:',
+                self.printevent(event)
+
+    def do_suspendresume(self, event):
+        (what, message, when, where, modifiers) = event
+        wid = MyFrontWindow()
+        if wid and self._windows.has_key(wid):
+            window = self._windows[wid]
+            window.do_activate(message & 1, event)
+
+    def do_kHighLevelEvent(self, event):
+        (what, message, when, where, modifiers) = event
+        if DEBUG:
+            print "High Level Event:",
+            self.printevent(event)
+        try:
+            AEProcessAppleEvent(event)
+        except:
+            pass
+            #print "AEProcessAppleEvent error:"
+            #traceback.print_exc()
+
+    def do_unknownevent(self, event):
+        if DEBUG:
+            print "Unhandled event:",
+            self.printevent(event)
+
+    def printevent(self, event):
+        (what, message, when, where, modifiers) = event
+        nicewhat = repr(what)
+        if eventname.has_key(what):
+            nicewhat = eventname[what]
+        print nicewhat,
+        if what == kHighLevelEvent:
+            h, v = where
+            print repr(ostypecode(message)), hex(when), repr(ostypecode(h | (v<<16))),
+        else:
+            print hex(message), hex(when), where,
+        print hex(modifiers)
+
+
+class MenuBar:
+    """Represent a set of menus in a menu bar.
+
+    Interface:
+
+    - (constructor)
+    - (destructor)
+    - addmenu
+    - addpopup (normally used internally)
+    - dispatch (called from Application)
+    """
+
+    nextid = 1      # Necessarily a class variable
+
+    def getnextid(self):
+        id = MenuBar.nextid
+        MenuBar.nextid = id+1
+        return id
+
+    def __init__(self, parent=None):
+        self.parent = parent
+        ClearMenuBar()
+        self.bar = GetMenuBar()
+        self.menus = {}
+
+    # XXX necessary?
+    def close(self):
+        self.parent = None
+        self.bar = None
+        self.menus = None
+
+    def addmenu(self, title, after = 0, id=None):
+        if id is None:
+            id = self.getnextid()
+        if DEBUG: print 'Newmenu', title, id # XXXX
+        m = NewMenu(id, title)
+        m.InsertMenu(after)
+        if after >= 0:
+            if self.parent:
+                self.parent.needmenubarredraw = 1
+            else:
+                DrawMenuBar()
+        return id, m
+
+    def delmenu(self, id):
+        if DEBUG: print 'Delmenu', id # XXXX
+        DeleteMenu(id)
+
+    def addpopup(self, title = ''):
+        return self.addmenu(title, -1)
+
+# Useless:
+#       def install(self):
+#           if not self.bar: return
+#           SetMenuBar(self.bar)
+#           if self.parent:
+#               self.parent.needmenubarredraw = 1
+#           else:
+#               DrawMenuBar()
+
+    def fixmenudimstate(self):
+        for m in self.menus.keys():
+            menu = self.menus[m]
+            if menu.__class__ == FrameWork.AppleMenu:
+                continue
+            for i in range(len(menu.items)):
+                label, shortcut, callback, kind = menu.items[i]
+                if type(callback) == types.StringType:
+                    wid = MyFrontWindow()
+                    if wid and self.parent._windows.has_key(wid):
+                        window = self.parent._windows[wid]
+                        if hasattr(window, "domenu_" + callback):
+                            menu.menu.EnableMenuItem(i + 1)
+                        elif hasattr(self.parent, "domenu_" + callback):
+                            menu.menu.EnableMenuItem(i + 1)
+                        else:
+                            menu.menu.DisableMenuItem(i + 1)
+                    elif hasattr(self.parent, "domenu_" + callback):
+                        menu.menu.EnableMenuItem(i + 1)
+                    else:
+                        menu.menu.DisableMenuItem(i + 1)
+                elif callback:
+                    pass
+
+    def dispatch(self, id, item, window, event):
+        if self.menus.has_key(id):
+            self.menus[id].dispatch(id, item, window, event)
+        else:
+            if DEBUG: print "MenuBar.dispatch(%d, %d, %s, %s)" % \
+                (id, item, window, event)
+
+
+# XXX Need a way to get menus as resources and bind them to callbacks
+
+class Menu:
+    "One menu."
+
+    def __init__(self, bar, title, after=0, id=None):
+        self.bar = bar
+        self.id, self.menu = self.bar.addmenu(title, after, id)
+        bar.menus[self.id] = self
+        self.items = []
+        self._parent = None
+
+    def delete(self):
+        self.bar.delmenu(self.id)
+        del self.bar.menus[self.id]
+        self.menu.DisposeMenu()
+        del self.bar
+        del self.items
+        del self.menu
+        del self.id
+        del self._parent
+
+    def additem(self, label, shortcut=None, callback=None, kind=None):
+        self.menu.AppendMenu('x')           # add a dummy string
+        self.items.append((label, shortcut, callback, kind))
+        item = len(self.items)
+        if isinstance(label, unicode):
+            self.menu.SetMenuItemTextWithCFString(item, label)
+        else:
+            self.menu.SetMenuItemText(item, label)
+        if shortcut and type(shortcut) == type(()):
+            modifiers, char = shortcut[:2]
+            self.menu.SetItemCmd(item, ord(char))
+            self.menu.SetMenuItemModifiers(item, modifiers)
+            if len(shortcut) > 2:
+                self.menu.SetMenuItemKeyGlyph(item, shortcut[2])
+        elif shortcut:
+            self.menu.SetItemCmd(item, ord(shortcut))
+        return item
+
+    def delitem(self, item):
+        if item != len(self.items):
+            raise 'Can only delete last item of a menu'
+        self.menu.DeleteMenuItem(item)
+        del self.items[item-1]
+
+    def addcheck(self, label, shortcut=None, callback=None):
+        return self.additem(label, shortcut, callback, 'check')
+
+    def addradio(self, label, shortcut=None, callback=None):
+        return self.additem(label, shortcut, callback, 'radio')
+
+    def addseparator(self):
+        self.menu.AppendMenu('(-')
+        self.items.append(('', None, None, 'separator'))
+
+    def addsubmenu(self, label, title=''):
+        sub = Menu(self.bar, title, -1)
+        item = self.additem(label, '\x1B', None, 'submenu')
+        self.menu.SetItemMark(item, sub.id)
+        sub._parent = self
+        sub._parent_item = item
+        return sub
+
+    def dispatch(self, id, item, window, event):
+        title, shortcut, callback, mtype = self.items[item-1]
+        if callback:
+            if not self.bar.parent or type(callback) <> types.StringType:
+                menuhandler = callback
+            else:
+                # callback is string
+                wid = MyFrontWindow()
+                if wid and self.bar.parent._windows.has_key(wid):
+                    window = self.bar.parent._windows[wid]
+                    if hasattr(window, "domenu_" + callback):
+                        menuhandler = getattr(window, "domenu_" + callback)
+                    elif hasattr(self.bar.parent, "domenu_" + callback):
+                        menuhandler = getattr(self.bar.parent, "domenu_" + callback)
+                    else:
+                        # nothing we can do. we shouldn't have come this far
+                        # since the menu item should have been disabled...
+                        return
+                elif hasattr(self.bar.parent, "domenu_" + callback):
+                    menuhandler = getattr(self.bar.parent, "domenu_" + callback)
+                else:
+                    # nothing we can do. we shouldn't have come this far
+                    # since the menu item should have been disabled...
+                    return
+            menuhandler(id, item, window, event)
+
+    def enable(self, onoff):
+        if onoff:
+            self.menu.EnableMenuItem(0)
+            if self._parent:
+                self._parent.menu.EnableMenuItem(self._parent_item)
+        else:
+            self.menu.DisableMenuItem(0)
+            if self._parent:
+                self._parent.menu.DisableMenuItem(self._parent_item)
+        if self.bar and self.bar.parent:
+            self.bar.parent.needmenubarredraw = 1
+
+class PopupMenu(Menu):
+    def __init__(self, bar):
+        Menu.__init__(self, bar, '(popup)', -1)
+
+    def popup(self, x, y, event, default=1, window=None):
+        # NOTE that x and y are global coordinates, and they should probably
+        # be topleft of the button the user clicked (not mouse-coordinates),
+        # so the popup nicely overlaps.
+        reply = self.menu.PopUpMenuSelect(x, y, default)
+        if not reply:
+            return
+        id = (reply >> 16) & 0xffff
+        item = reply & 0xffff
+        if not window:
+            wid = MyFrontWindow()
+            try:
+                window = self.bar.parent._windows[wid]
+            except:
+                pass # If we can't find the window we pass None
+        self.dispatch(id, item, window, event)
+
+class MenuItem:
+    def __init__(self, menu, title, shortcut=None, callback=None, kind=None):
+        self.item = menu.additem(title, shortcut, callback)
+        self.menu = menu
+
+    def delete(self):
+        self.menu.delitem(self.item)
+        del self.menu
+        del self.item
+
+    def check(self, onoff):
+        self.menu.menu.CheckMenuItem(self.item, onoff)
+
+    def enable(self, onoff):
+        if onoff:
+            self.menu.menu.EnableMenuItem(self.item)
+        else:
+            self.menu.menu.DisableMenuItem(self.item)
+
+    def settext(self, text):
+        self.menu.menu.SetMenuItemText(self.item, text)
+
+    def setstyle(self, style):
+        self.menu.menu.SetItemStyle(self.item, style)
+
+    def seticon(self, icon):
+        self.menu.menu.SetItemIcon(self.item, icon)
+
+    def setcmd(self, cmd):
+        self.menu.menu.SetItemCmd(self.item, cmd)
+
+    def setmark(self, cmd):
+        self.menu.menu.SetItemMark(self.item, cmd)
+
+
+class RadioItem(MenuItem):
+    def __init__(self, menu, title, shortcut=None, callback=None):
+        MenuItem.__init__(self, menu, title, shortcut, callback, 'radio')
+
+class CheckItem(MenuItem):
+    def __init__(self, menu, title, shortcut=None, callback=None):
+        MenuItem.__init__(self, menu, title, shortcut, callback, 'check')
+
+def Separator(menu):
+    menu.addseparator()
+
+def SubMenu(menu, label, title=''):
+    return menu.addsubmenu(label, title)
+
+
+class AppleMenu(Menu):
+
+    def __init__(self, bar, abouttext="About me...", aboutcallback=None):
+        Menu.__init__(self, bar, "\024", id=SIOUX_APPLEMENU_ID)
+        if MacOS.runtimemodel == 'ppc':
+            self.additem(abouttext, None, aboutcallback)
+            self.addseparator()
+            self.menu.AppendResMenu('DRVR')
+        else:
+            # Additem()'s tricks do not work for "apple" menu under Carbon
+            self.menu.InsertMenuItem(abouttext, 0)
+            self.items.append((abouttext, None, aboutcallback, None))
+
+    def dispatch(self, id, item, window, event):
+        if item == 1:
+            Menu.dispatch(self, id, item, window, event)
+        elif MacOS.runtimemodel == 'ppc':
+            name = self.menu.GetMenuItemText(item)
+            OpenDeskAcc(name)
+
+class HelpMenu(Menu):
+    def __init__(self, bar):
+        # Note we don't call Menu.__init__, we do the necessary things by hand
+        self.bar = bar
+        self.menu, index = HMGetHelpMenu()
+        self.id = self.menu.GetMenuID()
+        bar.menus[self.id] = self
+        # The next line caters for the entries the system already handles for us
+        self.items = [None]*(index-1)
+        self._parent = None
+
+
+class Window:
+    """A single window belonging to an application"""
+
+    def __init__(self, parent):
+        self.wid = None
+        self.parent = parent
+
+    def open(self, bounds=(40, 40, 400, 400), resid=None):
+        if resid <> None:
+            self.wid = GetNewWindow(resid, -1)
+        else:
+            self.wid = NewWindow(bounds, self.__class__.__name__, 1,
+                8, -1, 1, 0)    # changed to proc id 8 to include zoom box. jvr
+        self.do_postopen()
+
+    def do_postopen(self):
+        """Tell our parent we exist"""
+        self.parent.appendwindow(self.wid, self)
+
+    def close(self):
+        self.do_postclose()
+
+    def do_postclose(self):
+        self.parent.removewindow(self.wid)
+        self.parent = None
+        self.wid = None
+
+    def SetPort(self):
+        # Convinience method
+        SetPort(self.wid)
+
+    def GetWindow(self):
+        return self.wid
+
+    def do_inDrag(self, partcode, window, event):
+        where = event[3]
+        window.DragWindow(where, self.draglimit)
+
+    draglimit = screenbounds
+
+    def do_inGoAway(self, partcode, window, event):
+        where = event[3]
+        if window.TrackGoAway(where):
+            self.close()
+
+    def do_inZoom(self, partcode, window, event):
+        (what, message, when, where, modifiers) = event
+        if window.TrackBox(where, partcode):
+            window.ZoomWindow(partcode, 1)
+            rect = window.GetWindowUserState()                  # so that zoom really works... jvr
+            self.do_postresize(rect[2] - rect[0], rect[3] - rect[1], window)    # jvr
+
+    def do_inZoomIn(self, partcode, window, event):
+        SetPort(window) # !!!
+        self.do_inZoom(partcode, window, event)
+
+    def do_inZoomOut(self, partcode, window, event):
+        SetPort(window) # !!!
+        self.do_inZoom(partcode, window, event)
+
+    def do_inGrow(self, partcode, window, event):
+        (what, message, when, where, modifiers) = event
+        result = window.GrowWindow(where, self.growlimit)
+        if result:
+            height = (result>>16) & 0xffff  # Hi word
+            width = result & 0xffff     # Lo word
+            self.do_resize(width, height, window)
+
+    growlimit = (50, 50, screenbounds[2] - screenbounds[0], screenbounds[3] - screenbounds[1])      # jvr
+
+    def do_resize(self, width, height, window):
+        l, t, r, b = self.wid.GetWindowPort().GetPortBounds()           # jvr, forGrowIcon
+        self.SetPort()                          # jvr
+        self.wid.InvalWindowRect((r - SCROLLBARWIDTH + 1, b - SCROLLBARWIDTH + 1, r, b))    # jvr
+        window.SizeWindow(width, height, 1)         # changed updateFlag to true jvr
+        self.do_postresize(width, height, window)
+
+    def do_postresize(self, width, height, window):
+        SetPort(window)
+        self.wid.InvalWindowRect(window.GetWindowPort().GetPortBounds())
+
+    def do_inContent(self, partcode, window, event):
+        #
+        # If we're not frontmost, select ourselves and wait for
+        # the activate event.
+        #
+        if MyFrontWindow() <> window:
+            window.SelectWindow()
+            return
+        # We are. Handle the event.
+        (what, message, when, where, modifiers) = event
+        SetPort(window)
+        local = GlobalToLocal(where)
+        self.do_contentclick(local, modifiers, event)
+
+    def do_contentclick(self, local, modifiers, event):
+        if DEBUG:
+            print 'Click in contents at %s, modifiers %s'%(local, modifiers)
+
+    def do_rawupdate(self, window, event):
+        if DEBUG: print "raw update for", window
+        SetPort(window)
+        window.BeginUpdate()
+        self.do_update(window, event)
+        window.EndUpdate()
+
+    def do_update(self, window, event):
+        if DEBUG:
+            import time
+            for i in range(8):
+                time.sleep(0.1)
+                InvertRgn(window.GetWindowPort().visRgn)
+            FillRgn(window.GetWindowPort().visRgn, GetQDGlobalsGray())
+        else:
+            EraseRgn(window.GetWindowPort().visRgn)
+
+    def do_activate(self, activate, event):
+        if DEBUG: print 'Activate %d for %s'%(activate, self.wid)
+
+class ControlsWindow(Window):
+
+    def do_rawupdate(self, window, event):
+        if DEBUG: print "raw update for", window
+        SetPort(window)
+        window.BeginUpdate()
+        self.do_update(window, event)
+        #DrawControls(window)                   # jvr
+        UpdateControls(window, window.GetWindowPort().visRgn)   # jvr
+        window.DrawGrowIcon()
+        window.EndUpdate()
+
+    def do_controlhit(self, window, control, pcode, event):
+        if DEBUG: print "control hit in", window, "on", control, "; pcode =", pcode
+
+    def do_inContent(self, partcode, window, event):
+        if MyFrontWindow() <> window:
+            window.SelectWindow()
+            return
+        (what, message, when, where, modifiers) = event
+        SetPort(window)  # XXXX Needed?
+        local = GlobalToLocal(where)
+        pcode, control = FindControl(local, window)
+        if pcode and control:
+            self.do_rawcontrolhit(window, control, pcode, local, event)
+        else:
+            if DEBUG: print "FindControl(%s, %s) -> (%s, %s)" % \
+                (local, window, pcode, control)
+            self.do_contentclick(local, modifiers, event)
+
+    def do_rawcontrolhit(self, window, control, pcode, local, event):
+        pcode = control.TrackControl(local)
+        if pcode:
+            self.do_controlhit(window, control, pcode, event)
+
+class ScrolledWindow(ControlsWindow):
+    def __init__(self, parent):
+        self.barx = self.bary = None
+        self.barx_enabled = self.bary_enabled = 1
+        self.activated = 1
+        ControlsWindow.__init__(self, parent)
+
+    def scrollbars(self, wantx=1, wanty=1):
+        SetPort(self.wid)
+        self.barx = self.bary = None
+        self.barx_enabled = self.bary_enabled = 1
+        x0, y0, x1, y1 = self.wid.GetWindowPort().GetPortBounds()
+        vx, vy = self.getscrollbarvalues()
+        if vx is None: self.barx_enabled, vx = 0, 0
+        if vy is None: self.bary_enabled, vy = 0, 0
+        if wantx:
+            rect = x0-1, y1-(SCROLLBARWIDTH-1), x1-(SCROLLBARWIDTH-2), y1+1
+            self.barx = NewControl(self.wid, rect, "", 1, vx, 0, 32767, 16, 0)
+            if not self.barx_enabled: self.barx.HiliteControl(255)
+##              self.wid.InvalWindowRect(rect)
+        if wanty:
+            rect = x1-(SCROLLBARWIDTH-1), y0-1, x1+1, y1-(SCROLLBARWIDTH-2)
+            self.bary = NewControl(self.wid, rect, "", 1, vy, 0, 32767, 16, 0)
+            if not self.bary_enabled: self.bary.HiliteControl(255)
+##              self.wid.InvalWindowRect(rect)
+
+    def do_postclose(self):
+        self.barx = self.bary = None
+        ControlsWindow.do_postclose(self)
+
+    def do_activate(self, onoff, event):
+        self.activated = onoff
+        if onoff:
+            if self.barx and self.barx_enabled:
+                self.barx.ShowControl() # jvr
+            if self.bary and self.bary_enabled:
+                self.bary.ShowControl() # jvr
+        else:
+            if self.barx:
+                self.barx.HideControl() # jvr; An inactive window should have *hidden*
+                            # scrollbars, not just dimmed (no matter what
+                            # BBEdit does... look at the Finder)
+            if self.bary:
+                self.bary.HideControl() # jvr
+        self.wid.DrawGrowIcon()         # jvr
+
+    def do_postresize(self, width, height, window):
+        l, t, r, b = self.wid.GetWindowPort().GetPortBounds()
+        self.SetPort()
+        if self.barx:
+            self.barx.HideControl()     # jvr
+            self.barx.MoveControl(l-1, b-(SCROLLBARWIDTH-1))
+            self.barx.SizeControl((r-l)-(SCROLLBARWIDTH-3), SCROLLBARWIDTH) # jvr
+        if self.bary:
+            self.bary.HideControl()     # jvr
+            self.bary.MoveControl(r-(SCROLLBARWIDTH-1), t-1)
+            self.bary.SizeControl(SCROLLBARWIDTH, (b-t)-(SCROLLBARWIDTH-3)) # jvr
+        if self.barx:
+            self.barx.ShowControl()     # jvr
+            self.wid.ValidWindowRect((l, b - SCROLLBARWIDTH + 1, r - SCROLLBARWIDTH + 2, b))    # jvr
+        if self.bary:
+            self.bary.ShowControl()     # jvr
+            self.wid.ValidWindowRect((r - SCROLLBARWIDTH + 1, t, r, b - SCROLLBARWIDTH + 2))    # jvr
+        self.wid.InvalWindowRect((r - SCROLLBARWIDTH + 1, b - SCROLLBARWIDTH + 1, r, b))    # jvr, growicon
+
+
+    def do_rawcontrolhit(self, window, control, pcode, local, event):
+        if control == self.barx:
+            which = 'x'
+        elif control == self.bary:
+            which = 'y'
+        else:
+            return 0
+        if pcode in (inUpButton, inDownButton, inPageUp, inPageDown):
+            # We do the work for the buttons and grey area in the tracker
+            dummy = control.TrackControl(local, self.do_controltrack)
+        else:
+            # but the thumb is handled here
+            pcode = control.TrackControl(local)
+            if pcode == inThumb:
+                value = control.GetControlValue()
+                print 'setbars', which, value #DBG
+                self.scrollbar_callback(which, 'set', value)
+                self.updatescrollbars()
+            else:
+                print 'funny part', pcode #DBG
+        return 1
+
+    def do_controltrack(self, control, pcode):
+        if control == self.barx:
+            which = 'x'
+        elif control == self.bary:
+            which = 'y'
+        else:
+            return
+
+        if pcode == inUpButton:
+            what = '-'
+        elif pcode == inDownButton:
+            what = '+'
+        elif pcode == inPageUp:
+            what = '--'
+        elif pcode == inPageDown:
+            what = '++'
+        else:
+            return
+        self.scrollbar_callback(which, what, None)
+        self.updatescrollbars()
+
+    def updatescrollbars(self):
+        SetPort(self.wid)
+        vx, vy = self.getscrollbarvalues()
+        if self.barx:
+            if vx is None:
+                self.barx.HiliteControl(255)
+                self.barx_enabled = 0
+            else:
+                if not self.barx_enabled:
+                    self.barx_enabled = 1
+                    if self.activated:
+                        self.barx.HiliteControl(0)
+                self.barx.SetControlValue(vx)
+        if self.bary:
+            if vy is None:
+                self.bary.HiliteControl(255)
+                self.bary_enabled = 0
+            else:
+                if not self.bary_enabled:
+                    self.bary_enabled = 1
+                    if self.activated:
+                        self.bary.HiliteControl(0)
+                self.bary.SetControlValue(vy)
+
+    # Auxiliary function: convert standard text/image/etc coordinate
+    # to something palatable as getscrollbarvalues() return
+    def scalebarvalue(self, absmin, absmax, curmin, curmax):
+        if curmin <= absmin and curmax >= absmax:
+            return None
+        if curmin <= absmin:
+            return 0
+        if curmax >= absmax:
+            return 32767
+        perc = float(curmin-absmin)/float(absmax-absmin)
+        return int(perc*32767)
+
+    # To be overridden:
+
+    def getscrollbarvalues(self):
+        return 0, 0
+
+    def scrollbar_callback(self, which, what, value):
+        print 'scroll', which, what, value
+
+class DialogWindow(Window):
+    """A modeless dialog window"""
+
+    def open(self, resid):
+        self.dlg = GetNewDialog(resid, -1)
+        self.wid = self.dlg.GetDialogWindow()
+        self.do_postopen()
+
+    def close(self):
+        self.do_postclose()
+
+    def do_postclose(self):
+        self.dlg = None
+        Window.do_postclose(self)
+
+    def do_itemhit(self, item, event):
+        print 'Dialog %s, item %d hit'%(self.dlg, item)
+
+    def do_rawupdate(self, window, event):
+        pass
+
+def ostypecode(x):
+    "Convert a long int to the 4-character code it really is"
+    s = ''
+    for i in range(4):
+        x, c = divmod(x, 256)
+        s = chr(c) + s
+    return s
+
+
+class TestApp(Application):
+
+    "This class is used by the test() function"
+
+    def makeusermenus(self):
+        self.filemenu = m = Menu(self.menubar, "File")
+        self.saveitem = MenuItem(m, "Save", "S", self.save)
+        Separator(m)
+        self.optionsmenu = mm = SubMenu(m, "Options")
+        self.opt1 = CheckItem(mm, "Arguments", "A")
+        self.opt2 = CheckItem(mm, "Being hit on the head lessons", (kMenuOptionModifier, "A"))
+        self.opt3 = CheckItem(mm, "Complaints", (kMenuOptionModifier|kMenuNoCommandModifier, "A"))
+        Separator(m)
+        self.itemeh = MenuItem(m, "Enable Help", None, self.enablehelp)
+        self.itemdbg = MenuItem(m, "Debug", None, self.debug)
+        Separator(m)
+        self.quititem = MenuItem(m, "Quit", "Q", self.quit)
+
+    def save(self, *args):
+        print "Save"
+
+    def quit(self, *args):
+        raise self
+
+    def enablehelp(self, *args):
+        hm = self.gethelpmenu()
+        self.nohelpitem = MenuItem(hm, "There isn't any", None, self.nohelp)
+
+    def nohelp(self, *args):
+        print "I told you there isn't any!"
+
+    def debug(self, *args):
+        import pdb
+        pdb.set_trace()
+
+
+def test():
+    "Test program"
+    app = TestApp()
+    app.mainloop()
+
+
+if __name__ == '__main__':
+    test()