Mac/Modules/cg/cgscan.py

   1 # Scan an Apple header file, generating a Python file of generator calls.
   2
   3 import sys
   4 import os
   5 BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
   6 sys.path.append(BGENDIR)
   7 from scantools import Scanner_OSX
   8 from bgenlocations import TOOLBOXDIR
   9
  10 LONG = "CoreGraphics"
  11 SHORT = "cg"
  12 OBJECTS = ("CGContextRef",
  13                 )
  14 # ADD object typenames here
  15
  16 def main():
  17         input = [
  18                 "CGContext.h",
  19         ]
  20         output = SHORT + "gen.py"
  21         defsoutput = TOOLBOXDIR + LONG + ".py"
  22         scanner = MyScanner(input, output, defsoutput)
  23         scanner.scan()
  24         scanner.gentypetest(SHORT+"typetest.py")
  25         scanner.close()
  26         print "=== Done scanning and generating, now importing the generated code... ==="
  27         exec "import " + SHORT + "support"
  28         print "=== Done.  It's up to you to compile it now! ==="
  29
  30 class MyScanner(Scanner_OSX):
  31
  32         def destination(self, type, name, arglist):
  33                 classname = "Function"
  34                 listname = "functions"
  35                 if arglist:
  36                         t, n, m = arglist[0]
  37                         if t in OBJECTS and m == "InMode":
  38                                 classname = "Method"
  39                                 listname = t + "_methods"
  40                         # Special case for the silly first AllocatorRef argument
  41                         if t == 'CFAllocatorRef' and m == 'InMode' and len(arglist) > 1:
  42                                 t, n, m = arglist[1]
  43                                 if t in OBJECTS and m == "InMode":
  44                                         classname = "MethodSkipArg1"
  45                                         listname = t + "_methods"
  46                 return classname, listname
  47
  48         def writeinitialdefs(self):
  49                 self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
  50
  51         def makeblacklistnames(self):
  52                 return [
  53                         "CGContextRetain",
  54                         "CGContextRelease",
  55                         ]
  56
  57         def makegreylist(self):
  58                 return []
  59
  60         def makeblacklisttypes(self):
  61                 return [
  62                         "float_ptr",
  63                         "CGRect_ptr",
  64                         "CGPoint_ptr",
  65                         "CGColorSpaceRef",
  66                         "CGColorRenderingIntent",
  67                         "CGFontRef",
  68 #                       "char_ptr",
  69                         "CGGlyph_ptr",
  70                         "CGImageRef",
  71                         "CGPDFDocumentRef",
  72                         ]
  73
  74         def makerepairinstructions(self):
  75                 return [
  76                         ([("char_ptr", "cstring", "InMode"), ("size_t", "length", "InMode")],
  77                          [("InBuffer", "*", "*")]),
  78 #                       ([("char_ptr", "name", "InMode"),],
  79 #                        [("CCCCC", "*", "*")]),
  80                         ]
  81
  82 if __name__ == "__main__":
  83         main()