Mac/Modules/app/appsupport.py

   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 CFStringRef = OpaqueByValueType("CFStringRef", "CFStringRefObj")
  73 CFMutableStringRef = OpaqueByValueType("CFMutableStringRef", "CFMutableStringRefObj")
  74 TruncCode = Type("TruncCode", "h")
  75
  76
  77 ThemeButtonKind = UInt16
  78 ThemeButtonDrawInfo_ptr = OpaqueType("ThemeButtonDrawInfo", "ThemeButtonDrawInfo")
  79 ThemeEraseUPP = FakeType("NULL")
  80 ThemeButtonDrawUPP = FakeType("NULL")
  81
  82
  83 includestuff = includestuff + """
  84 #ifdef WITHOUT_FRAMEWORKS
  85 #include <Appearance.h>
  86 #else
  87 #include <Carbon/Carbon.h>
  88 #endif
  89
  90
  91
  92 int ThemeButtonDrawInfo_Convert(PyObject *v, ThemeButtonDrawInfo *p_itself)
  93 {
  94         return PyArg_Parse(v, "(iHH)", &p_itself->state, &p_itself->value, &p_itself->adornment);
  95 }
  96
  97 """
  98
  99 class MyObjectDefinition(GlobalObjectDefinition):
 100         pass
 101 ##      def outputCheckNewArg(self):
 102 ##              Output("if (itself == NULL) return PyMac_Error(resNotFound);")
 103 ##      def outputCheckConvertArg(self):
 104 ##              OutLbrace("if (DlgObj_Check(v))")
 105 ##              Output("*p_itself = ((WindowObject *)v)->ob_itself;")
 106 ##              Output("return 1;")
 107 ##              OutRbrace()
 108 ##              Out("""
 109 ##              if (v == Py_None) { *p_itself = NULL; return 1; }
 110 ##              if (PyInt_Check(v)) { *p_itself = (WindowPtr)PyInt_AsLong(v); return 1; }
 111 ##              """)
 112
 113 # From here on it's basically all boiler plate...
 114
 115 # Create the generator groups and link them
 116 module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
 117 object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)
 118 module.addobject(object)
 119
 120 ThemeDrawingState = OpaqueByValueType("ThemeDrawingState", "ThemeDrawingStateObj")
 121 Method = WeakLinkMethodGenerator
 122
 123
 124 # Create the generator classes used to populate the lists
 125 Function = OSErrWeakLinkFunctionGenerator
 126 ##Method = OSErrWeakLinkMethodGenerator
 127
 128 # Create and populate the lists
 129 functions = []
 130 methods = []
 131 execfile(INPUTFILE)
 132
 133 # add the populated lists to the generator groups
 134 # (in a different wordl the scan program would generate this)
 135 for f in functions: module.add(f)
 136 for f in methods: object.add(f)
 137
 138 # generate output (open the output file as late as possible)
 139 SetOutputFileName(OUTPUTFILE)
 140 module.generate()
 141