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

     2 

     3 import sys

     4 from bgenlocations import TOOLBOXDIR, BGENDIR

     5 sys.path.append(BGENDIR)

     6 from scantools import Scanner_OSX

     7 

     8 LONG = "CoreGraphics"

     9 SHORT = "cg"

    10 OBJECTS = ("CGContextRef",

    11                 )

    12 # ADD object typenames here

    13 

    14 def main():

    15     input = [

    16             "CGContext.h",

    17     ]

    18     output = SHORT + "gen.py"

    19     defsoutput = TOOLBOXDIR + LONG + ".py"

    20     scanner = MyScanner(input, output, defsoutput)

    21     scanner.scan()

    22     scanner.gentypetest(SHORT+"typetest.py")

    23     scanner.close()

    24     print "=== Testing definitions output code ==="

    25     execfile(defsoutput, {}, {})

    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()