# Scan an Apple header file, generating a Python file of generator calls.

import sys

from bgenlocations import TOOLBOXDIR, BGENDIR

sys.path.append(BGENDIR)

from scantools import Scanner

LONG = "Events"

SHORT = "evt"

OBJECT = "NOTUSED"

def main():

    input = LONG + ".h"

    output = SHORT + "gen.py"

    defsoutput = TOOLBOXDIR + LONG + ".py"

    scanner = MyScanner(input, output, defsoutput)

    scanner.scan()

    scanner.close()

    print "=== Testing definitions output code ==="

    execfile(defsoutput, {}, {})

    print "=== Done scanning and generating, now importing the generated code... ==="

    exec "import " + SHORT + "support"

    print "=== Done.  It's up to you to compile it now! ==="

class MyScanner(Scanner):

    def destination(self, type, name, arglist):

        classname = "Function"

        listname = "functions"

        if arglist:

            t, n, m = arglist[0]

            # This is non-functional today

            if t == OBJECT and m == "InMode":

                classname = "Method"

                listname = "methods"

        return classname, listname

    def makeblacklistnames(self):

        return [

                "KeyTranslate",

                "GetEventMask",         # I cannot seem to find this routine...

                "WaitNextEvent",        # Manually generated because of optional region

                # Constants with funny definitions

                "osEvtMessageMask",

                # OS8 calls

                'SystemEvent',

                'SystemTask',

                'SystemClick',

                'GetOSEvent',

                'OSEventAvail',

                ]

    def makeblacklisttypes(self):

        return [

                "EvQElPtr", "QHdrPtr"

                ]

    def makerepairinstructions(self):

        return [

                ([("void_ptr", "*", "InMode"), ("long", "*", "InMode")],

                 [("InBuffer", "*", "*")]),

                ([("void", "*", "OutMode"), ("long", "*", "InMode"),

                                            ("long", "*", "OutMode")],

                 [("VarVarOutBuffer", "*", "InOutMode")]),

                ([("void", "wStorage", "OutMode")],

                 [("NullStorage", "*", "InMode")]),

                # GetKeys

                ([('KeyMap', 'theKeys', 'InMode')],

                 [('*', '*', 'OutMode')]),

                # GetTicker

                ([('unsigned long', '*', '*')],

                 [('unsigned_long', '*', '*')]),

                ]

if __name__ == "__main__":

    main()