# 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 = "Lists"

SHORT = "list"

OBJECT = "ListHandle"

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[-1]

            # This is non-functional today

            if t in ('ListHandle', 'ListRef') and m == "InMode":

                classname = "Method"

                listname = "methods"

        return classname, listname

    def makeblacklistnames(self):

        return [

                "LDispose",             # Done by removing the object

                "LSearch",              # We don't want to handle procs just yet

                "CreateCustomList",  # done manually

                "SetListDefinitionProc",

                # These have funny argument/return values

                "GetListViewBounds",

                "GetListCellIndent",

                "GetListCellSize",

                "GetListVisibleCells",

                "GetListClickLocation",

                "GetListMouseLocation",

                "GetListDataBounds",

                "SetListLastClick",

                ]

    def makeblacklisttypes(self):

        return [

                "ListClickLoopUPP",  # Too difficult for now

                "ListDefSpecPtr", # later

                ]

    def makerepairinstructions(self):

        return [

                ([('ListBounds_ptr', '*', 'InMode')],

                 [('Rect_ptr', '*', 'InMode')]),

                ([("Cell", "theCell", "OutMode")],

                 [("Cell", "theCell", "InOutMode")]),

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

                 [("InBufferShortsize", "*", "*")]),

                ([("void", "*", "OutMode"), ("short", "*", "OutMode")],

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

                # SetListCellIndent doesn't have const

                ([("Point", "indent", "OutMode")],

                 [("Point_ptr", "indent", "InMode")]),

                ]

    def writeinitialdefs(self):

        self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")

if __name__ == "__main__":

    main()