diff options
Diffstat (limited to 'Mac/Lib/MiniAEFrame.py')
| -rw-r--r-- | Mac/Lib/MiniAEFrame.py | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/Mac/Lib/MiniAEFrame.py b/Mac/Lib/MiniAEFrame.py deleted file mode 100644 index ab54039..0000000 --- a/Mac/Lib/MiniAEFrame.py +++ /dev/null @@ -1,199 +0,0 @@ -"""MiniAEFrame - A minimal AppleEvent Application framework. - -There are two classes: - AEServer -- a mixin class offering nice AE handling. - MiniApplication -- a very minimal alternative to FrameWork.py, - only suitable for the simplest of AppleEvent servers. -""" - -import sys -import traceback -import MacOS -from Carbon import AE -from Carbon.AppleEvents import * -from Carbon import Evt -from Carbon.Events import * -from Carbon import Menu -from Carbon import Win -from Carbon.Windows import * -from Carbon import Qd - -import aetools -import EasyDialogs - -kHighLevelEvent = 23 # Not defined anywhere for Python yet? - - -class MiniApplication: - - """A minimal FrameWork.Application-like class""" - - def __init__(self): - self.quitting = 0 - # Initialize menu - self.appleid = 1 - self.quitid = 2 - Menu.ClearMenuBar() - self.applemenu = applemenu = Menu.NewMenu(self.appleid, "\024") - applemenu.AppendMenu("%s;(-" % self.getaboutmenutext()) - if MacOS.runtimemodel == 'ppc': - applemenu.AppendResMenu('DRVR') - applemenu.InsertMenu(0) - self.quitmenu = Menu.NewMenu(self.quitid, "File") - self.quitmenu.AppendMenu("Quit") - self.quitmenu.SetItemCmd(1, ord("Q")) - self.quitmenu.InsertMenu(0) - Menu.DrawMenuBar() - - def __del__(self): - self.close() - - def close(self): - pass - - def mainloop(self, mask = everyEvent, timeout = 60*60): - while not self.quitting: - self.dooneevent(mask, timeout) - - def _quit(self): - self.quitting = 1 - - def dooneevent(self, mask = everyEvent, timeout = 60*60): - got, event = Evt.WaitNextEvent(mask, timeout) - if got: - self.lowlevelhandler(event) - - def lowlevelhandler(self, event): - what, message, when, where, modifiers = event - h, v = where - if what == kHighLevelEvent: - msg = "High Level Event: %s %s" % \ - (`code(message)`, `code(h | (v<<16))`) - try: - AE.AEProcessAppleEvent(event) - except AE.Error, err: - print 'AE error: ', err - print 'in', msg - traceback.print_exc() - return - elif what == keyDown: - c = chr(message & charCodeMask) - if modifiers & cmdKey: - if c == '.': - raise KeyboardInterrupt, "Command-period" - if c == 'q': - if hasattr(MacOS, 'OutputSeen'): - MacOS.OutputSeen() - self.quitting = 1 - return - elif what == mouseDown: - partcode, window = Win.FindWindow(where) - if partcode == inMenuBar: - result = Menu.MenuSelect(where) - id = (result>>16) & 0xffff # Hi word - item = result & 0xffff # Lo word - if id == self.appleid: - if item == 1: - EasyDialogs.Message(self.getabouttext()) - elif item > 1 and hasattr(Menu, 'OpenDeskAcc'): - name = self.applemenu.GetMenuItemText(item) - Menu.OpenDeskAcc(name) - elif id == self.quitid and item == 1: - if hasattr(MacOS, 'OutputSeen'): - MacOS.OutputSeen() - self.quitting = 1 - Menu.HiliteMenu(0) - return - # Anything not handled is passed to Python/SIOUX - if hasattr(MacOS, 'HandleEvent'): - MacOS.HandleEvent(event) - else: - print "Unhandled event:", event - - def getabouttext(self): - return self.__class__.__name__ - - def getaboutmenutext(self): - return "About %s\311" % self.__class__.__name__ - - -class AEServer: - - def __init__(self): - self.ae_handlers = {} - - def installaehandler(self, classe, type, callback): - AE.AEInstallEventHandler(classe, type, self.callback_wrapper) - self.ae_handlers[(classe, type)] = callback - - def close(self): - for classe, type in self.ae_handlers.keys(): - AE.AERemoveEventHandler(classe, type) - - def callback_wrapper(self, _request, _reply): - _parameters, _attributes = aetools.unpackevent(_request) - _class = _attributes['evcl'].type - _type = _attributes['evid'].type - - if self.ae_handlers.has_key((_class, _type)): - _function = self.ae_handlers[(_class, _type)] - elif self.ae_handlers.has_key((_class, '****')): - _function = self.ae_handlers[(_class, '****')] - elif self.ae_handlers.has_key(('****', '****')): - _function = self.ae_handlers[('****', '****')] - else: - raise 'Cannot happen: AE callback without handler', (_class, _type) - - # XXXX Do key-to-name mapping here - - _parameters['_attributes'] = _attributes - _parameters['_class'] = _class - _parameters['_type'] = _type - if _parameters.has_key('----'): - _object = _parameters['----'] - del _parameters['----'] - # The try/except that used to be here can mask programmer errors. - # Let the program crash, the programmer can always add a **args - # to the formal parameter list. - rv = apply(_function, (_object,), _parameters) - else: - #Same try/except comment as above - rv = apply(_function, (), _parameters) - - if rv == None: - aetools.packevent(_reply, {}) - else: - aetools.packevent(_reply, {'----':rv}) - - -def code(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 _Test(AEServer, MiniApplication): - """Mini test application, handles required events""" - - def __init__(self): - MiniApplication.__init__(self) - AEServer.__init__(self) - self.installaehandler('aevt', 'oapp', self.open_app) - self.installaehandler('aevt', 'quit', self.quit) - self.installaehandler('****', '****', self.other) - self.mainloop() - - def quit(self, **args): - self._quit() - - def open_app(self, **args): - pass - - def other(self, _object=None, _class=None, _type=None, **args): - print 'AppleEvent', (_class, _type), 'for', _object, 'Other args:', args - - -if __name__ == '__main__': - _Test() |