Mac/Modules/qdoffs/qdoffsscan.py

   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()