Mac/Modules/qdoffs/qdoffsscan.py

   1 # Scan an Apple header file, generating a Python file of generator calls.
   2 import sys
   3 import os
   4 BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
   5 sys.path.append(BGENDIR)
   6 from bgenlocations import TOOLBOXDIR
   7
   8 from scantools import Scanner
   9
  10 def main():
  11         input = "QDOffscreen.h"
  12         output = "qdoffsgen.py"
  13         defsoutput = TOOLBOXDIR + "QDOffscreen.py"
  14         scanner = MyScanner(input, output, defsoutput)
  15         scanner.scan()
  16         scanner.close()
  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()
  66