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

     2 import sys

     3 from bgenlocations import TOOLBOXDIR, BGENDIR

     4 sys.path.append(BGENDIR)

     5 

     6 from scantools import Scanner

     7 

     8 def main():

     9     input = "QDOffscreen.h"

    10     output = "qdoffsgen.py"

    11     defsoutput = TOOLBOXDIR + "QDOffscreen.py"

    12     scanner = MyScanner(input, output, defsoutput)

    13     scanner.scan()

    14     scanner.close()

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

    16     execfile(defsoutput, {}, {})

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

    18     import qdoffssupport

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

    20 

    21 class MyScanner(Scanner):

    22 

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

    24         classname = "Function"

    25         listname = "functions"

    26         if arglist:

    27             t, n, m = arglist[0]

    28             if t == "GWorldPtr" and m in ("InMode", "InOutMode"):

    29                 classname = "Method"

    30                 listname = "methods"

    31         return classname, listname

    32 

    33     def writeinitialdefs(self):

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

    35 

    36     def makeblacklistnames(self):

    37         return [

    38                 'DisposeGWorld', # Implied when the object is deleted

    39                 'NewGWorldFromHBITMAP', # Don't know what the args do

    40                 'GetGDeviceAttributes', # Windows-only

    41                 ]

    42 

    43     def makeblacklisttypes(self):

    44         return [

    45                 "void_ptr",             # GetGDeviceSurface, blacklisted for now

    46                 "Ptr",                  # Again, for now (array is probably ok here)

    47                 ]

    48 

    49     def makerepairinstructions(self):

    50         return [

    51 

    52 ##                      ("UpdateGWorld",

    53 ##                       [("GWorldPtr", "*", "OutMode")],

    54 ##                       [("*", "*", "InOutMode")]),

    55 

    56                 # This one is incorrect: we say that all input gdevices are

    57                 # optional, but some are not. Most are, however, so users passing

    58                 # None for non-optional gdevices will get a qd error, I guess, in

    59                 # stead of a python argument error.

    60                 ([("GDHandle", "*", "InMode")],

    61                  [("OptGDHandle", "*", "InMode")]),

    62                 ]

    63 

    64 if __name__ == "__main__":

    65     main()