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path: root/Mac/Modules/qdoffs/qdoffsscan.py
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# Scan an Apple header file, generating a Python file of generator calls.
import sys
import os
from bgenlocations import TOOLBOXDIR, BGENDIR
sys.path.append(BGENDIR)

from scantools import Scanner

def main():
    input = "QDOffscreen.h"
    output = "qdoffsgen.py"
    defsoutput = TOOLBOXDIR + "QDOffscreen.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... ==="
    import qdoffssupport
    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]
            if t == "GWorldPtr" and m in ("InMode", "InOutMode"):
                classname = "Method"
                listname = "methods"
        return classname, listname

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

    def makeblacklistnames(self):
        return [
                'DisposeGWorld', # Implied when the object is deleted
                'NewGWorldFromHBITMAP', # Don't know what the args do
                'GetGDeviceAttributes', # Windows-only
                ]

    def makeblacklisttypes(self):
        return [
                "void_ptr",             # GetGDeviceSurface, blacklisted for now
                "Ptr",                  # Again, for now (array is probably ok here)
                ]

    def makerepairinstructions(self):
        return [

##                      ("UpdateGWorld",
##                       [("GWorldPtr", "*", "OutMode")],
##                       [("*", "*", "InOutMode")]),

                # This one is incorrect: we say that all input gdevices are
                # optional, but some are not. Most are, however, so users passing
                # None for non-optional gdevices will get a qd error, I guess, in
                # stead of a python argument error.
                ([("GDHandle", "*", "InMode")],
                 [("OptGDHandle", "*", "InMode")]),
                ]

if __name__ == "__main__":
    main()