Initial revision

Mac/Contrib/BBPy/PythonSlave.py

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+"""PythonSlave.py
+An application that responds to three types of apple event: 
+	'pyth'/'EXEC': 	execute direct parameter as Python
+	'aevt', 'quit':	quit
+	'aevt', 'odoc':	perform python scripts
+
+Copyright © 1996, Just van Rossum, Letterror
+"""
+
+__version__ = "0.1.3"
+
+import FrameWork
+import sys
+import traceback
+import aetools
+import string
+import AE
+import EasyDialogs
+import os
+import Qd
+from Types import *
+from Events import charCodeMask, cmdKey
+import MacOS
+import Evt
+
+def dummyfunc(): pass
+
+modulefilename = dummyfunc.func_code.co_filename
+
+def Interact(timeout = 50000000):			# timeout after 10 days...
+	AE.AEInteractWithUser(timeout)
+
+
+class PythonSlave(FrameWork.Application):
+	def __init__(self):
+		FrameWork.Application.__init__(self)
+		AE.AEInstallEventHandler('pyth', 'EXEC', ExecHandler)
+		AE.AEInstallEventHandler('aevt', 'quit', QuitHandler)
+		AE.AEInstallEventHandler('aevt', 'odoc', OpenDocumentHandler)
+	
+	def makeusermenus(self):
+		self.filemenu = m = FrameWork.Menu(self.menubar, "File")
+		self._quititem = FrameWork.MenuItem(m, "Quit", "Q", self._quit)
+	
+	def do_kHighLevelEvent(self, event):
+		(what, message, when, where, modifiers) = event
+		try:
+			AE.AEProcessAppleEvent(event)
+		except AE.Error, detail:
+			print "Apple Event was not handled, error:", detail
+	
+	def do_key(self, event):
+		(what, message, when, where, modifiers) = event
+		c = chr(message & charCodeMask)
+		if modifiers & cmdKey and c == '.':
+			return
+		FrameWork.Application.do_key(self, event)
+	
+	def idle(self, event):
+		Qd.InitCursor()
+	
+	def quit(self, *args):
+		raise self
+	
+	def getabouttext(self):
+		return "About PythonSlaveŠ"
+	
+	def do_about(self, id, item, window, event):
+		EasyDialogs.Message("PythonSlave " + __version__ + "\rCopyright © 1996, Letterror, JvR")
+	
+
+def ExecHandler(theAppleEvent, theReply):
+	parameters, args = aetools.unpackevent(theAppleEvent)
+	if parameters.has_key('----'):
+		if parameters.has_key('NAME'):
+			print '--- executing "' + parameters['NAME'] + '" ---'
+		else:
+			print '--- executing "<unknown>" ---'
+		stuff = parameters['----']
+		MyExec(stuff + "\n")			# execute input
+		print '--- done ---'
+	return 0
+
+def MyExec(stuff):
+	stuff = string.splitfields(stuff, '\r')	# convert return chars
+	stuff = string.joinfields(stuff, '\n')	# to newline chars
+	Interact()
+	saveyield = MacOS.EnableAppswitch(1)
+	try:
+		exec stuff in {}
+	except:
+		MacOS.EnableAppswitch(saveyield)
+		traceback.print_exc()
+	MacOS.EnableAppswitch(saveyield)
+
+def OpenDocumentHandler(theAppleEvent, theReply):
+	parameters, args = aetools.unpackevent(theAppleEvent)
+	docs = parameters['----']
+	if type(docs) <> ListType:
+		docs = [docs]
+	for doc in docs:
+		fss, a = doc.Resolve()
+		path = fss.as_pathname()
+		if path <> modulefilename:
+			MyExecFile(path)
+	return 0
+
+def MyExecFile(path):
+	saveyield = MacOS.EnableAppswitch(1)
+	savewd = os.getcwd()
+	os.chdir(os.path.split(path)[0])
+	print '--- Executing file "' + os.path.split(path)[1] + '"'
+	try:
+		execfile(path, {"__name__": "__main__"})
+	except:
+		traceback.print_exc()
+		MacOS.EnableAppswitch(saveyield)
+	MacOS.EnableAppswitch(saveyield)
+	os.chdir(savewd)
+	print "--- done ---"
+
+def QuitHandler(theAppleEvent, theReply):
+	slave.quit()
+	return 0
+
+
+slave = PythonSlave()
+print "PythonSlave", __version__, "ready."
+slave.mainloop()