diff options
Diffstat (limited to 'Mac')
| -rw-r--r-- | Mac/Lib/FrameWork.py | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Mac/Lib/FrameWork.py b/Mac/Lib/FrameWork.py index caaf81c..fc643e4 100644 --- a/Mac/Lib/FrameWork.py +++ b/Mac/Lib/FrameWork.py @@ -95,6 +95,7 @@ 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 = {} @@ -102,6 +103,11 @@ class Application: 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) @@ -158,6 +164,11 @@ class Application: schedparams = MacOS.SchedParams() + def dopendingevents(self, mask = everyEvent): + """dopendingevents - Handle all pending events""" + while self.do1event(mask, wait=0): + pass + def do1event(self, mask = everyEvent, wait = 0): ok, event = self.getevent(mask, wait) if IsDialogEvent(event): @@ -179,6 +190,11 @@ class Application: 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] @@ -190,6 +206,21 @@ class Application: handler = self.do_unknownevent handler(event) + def asyncevents(self, onoff): + """asyncevents - Set asynchronous event handling on or off""" + old = self._doing_asyncevents + if old: + MacOS.SetEventHandler() + apply(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, window, item = DialogSelect(event) if gotone: |