1 # This script generates a Python interface for an Apple Macintosh Manager.

     2 # It uses the "bgen" package to generate C code.

     3 # The function specifications are generated by scanning the mamager's header file,

     4 # using the "scantools" package (customized for this particular manager).

     5 

     6 import string

     7 

     8 # Declarations that change for each manager

     9 MACHEADERFILE = 'Appearance.h'          # The Apple header file

    10 MODNAME = '_App'                                # The name of the module

    11 OBJECTNAME = 'ThemeDrawingState'                        # The basic name of the objects used here

    12 KIND = ''                               # Usually 'Ptr' or 'Handle'

    13 

    14 # The following is *usually* unchanged but may still require tuning

    15 MODPREFIX = 'App'                       # The prefix for module-wide routines

    16 OBJECTTYPE = OBJECTNAME + KIND          # The C type used to represent them

    17 OBJECTPREFIX = OBJECTNAME + 'Obj'       # The prefix for object methods

    18 INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner

    19 OUTPUTFILE = MODNAME + "module.c"       # The file generated by this program

    20 

    21 from macsupport import *

    22 

    23 # Create the type objects

    24 #MenuRef = OpaqueByValueType("MenuRef", "MenuObj")

    25 

    26 

    27 #WindowPeek = OpaqueByValueType("WindowPeek", OBJECTPREFIX)

    28 

    29 RgnHandle = FakeType("(RgnHandle)0")

    30 NULL = FakeType("NULL")

    31 

    32 # XXXX Should be next, but this will break a lot of code...

    33 # RgnHandle = OpaqueByValueType("RgnHandle", "OptResObj")

    34 

    35 #KeyMap = ArrayOutputBufferType("KeyMap")

    36 #MacOSEventKind = Type("MacOSEventKind", "h") # Old-style

    37 #MacOSEventMask = Type("MacOSEventMask", "h") # Old-style

    38 #EventMask = Type("EventMask", "h")

    39 #EventKind = Type("EventKind", "h")

    40 ThemeBrush = Type("ThemeBrush", "h")

    41 ThemeColor = Type("ThemeColor", "h")

    42 ThemeTextColor = Type("ThemeTextColor", "h")

    43 ThemeMenuBarState = Type("ThemeMenuBarState", "H")

    44 ThemeMenuState = Type("ThemeMenuState", "H")

    45 ThemeMenuType = Type("ThemeMenuType", "H")

    46 ThemeMenuItemType = Type("ThemeMenuItemType", "H")

    47 ThemeFontID = Type("ThemeFontID", "H")

    48 ThemeTabStyle = Type("ThemeTabStyle", "H")

    49 ThemeTabDirection = Type("ThemeTabDirection", "H")

    50 ThemeDrawState = Type("ThemeDrawState", "l")

    51 ThemeCursor = Type("ThemeCursor", "l")

    52 ThemeCheckBoxStyle = Type("ThemeCheckBoxStyle", "H")

    53 ThemeScrollBarArrowStyle = Type("ThemeScrollBarArrowStyle", "H")

    54 ThemeScrollBarThumbStyle = Type("ThemeScrollBarThumbStyle", "H")

    55 CTabHandle = OpaqueByValueType("CTabHandle", "ResObj")

    56 ThemeTrackEnableState = Type("ThemeTrackEnableState", "b")

    57 ThemeTrackPressState = Type("ThemeTrackPressState", "b")

    58 ThemeThumbDirection = Type("ThemeThumbDirection", "b")

    59 ThemeTrackAttributes = Type("ThemeTrackAttributes", "H")

    60 ControlPartCode = Type("ControlPartCode", "h")

    61 ThemeWindowAttributes = Type("ThemeWindowAttributes", "l")

    62 ThemeWindowType = Type("ThemeWindowType", "H")

    63 ThemeTitleBarWidget = Type("ThemeTitleBarWidget", "H")

    64 ThemeArrowOrientation = Type("ThemeArrowOrientation", "H")

    65 ThemePopupArrowSize = Type("ThemePopupArrowSize", "H")

    66 ThemeGrowDirection = Type("ThemeGrowDirection", "H")

    67 ThemeSoundKind = OSTypeType("ThemeSoundKind")

    68 ThemeDragSoundKind = OSTypeType("ThemeDragSoundKind")

    69 ThemeBackgroundKind = Type("ThemeBackgroundKind", "l")

    70 ThemeMetric = Type("ThemeMetric", "l")

    71 RGBColor = OpaqueType("RGBColor", "QdRGB")

    72 TruncCode = Type("TruncCode", "h")

    73 

    74 

    75 ThemeButtonKind = UInt16

    76 ThemeButtonDrawInfo_ptr = OpaqueType("ThemeButtonDrawInfo", "ThemeButtonDrawInfo")

    77 ThemeEraseUPP = FakeType("NULL")

    78 ThemeButtonDrawUPP = FakeType("NULL")

    79 

    80 

    81 includestuff = includestuff + """

    82 #include <Carbon/Carbon.h>

    83 

    84 

    85 int ThemeButtonDrawInfo_Convert(PyObject *v, ThemeButtonDrawInfo *p_itself)

    86 {

    87         return PyArg_Parse(v, "(iHH)", &p_itself->state, &p_itself->value, &p_itself->adornment);

    88 }

    89 

    90 """

    91 

    92 class MyObjectDefinition(PEP253Mixin, GlobalObjectDefinition):

    93     pass

    94 ##      def outputCheckNewArg(self):

    95 ##              Output("if (itself == NULL) return PyMac_Error(resNotFound);")

    96 ##      def outputCheckConvertArg(self):

    97 ##              OutLbrace("if (DlgObj_Check(v))")

    98 ##              Output("*p_itself = ((WindowObject *)v)->ob_itself;")

    99 ##              Output("return 1;")

   100 ##              OutRbrace()

   101 ##              Out("""

   102 ##              if (v == Py_None) { *p_itself = NULL; return 1; }

   103 ##              if (PyInt_Check(v)) { *p_itself = (WindowPtr)PyInt_AsLong(v); return 1; }

   104 ##              """)

   105 

   106 # From here on it's basically all boiler plate...

   107 

   108 # Create the generator groups and link them

   109 module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)

   110 object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)

   111 module.addobject(object)

   112 

   113 ThemeDrawingState = OpaqueByValueType("ThemeDrawingState", "ThemeDrawingStateObj")

   114 Method = WeakLinkMethodGenerator

   115 

   116 

   117 # Create the generator classes used to populate the lists

   118 Function = OSErrWeakLinkFunctionGenerator

   119 ##Method = OSErrWeakLinkMethodGenerator

   120 

   121 # Create and populate the lists

   122 functions = []

   123 methods = []

   124 execfile(INPUTFILE)

   125 

   126 # add the populated lists to the generator groups

   127 # (in a different wordl the scan program would generate this)

   128 for f in functions: module.add(f)

   129 for f in methods: object.add(f)

   130 

   131 # generate output (open the output file as late as possible)

   132 SetOutputFileName(OUTPUTFILE)

   133 module.generate()