cpython/Mac/Modules/mlte/mltescan.py

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

import sys
import os
BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
sys.path.append(BGENDIR)
from scantools import Scanner_OSX
from bgenlocations import TOOLBOXDIR

LONG = "MacTextEditor"
SHORT = "mlte"
OBJECTS = ("TXNObject", "TXNFontMenuObject")
# ADD object typenames here

def main():
	input = "MacTextEditor.h"
	output = SHORT + "gen.py"
	defsoutput = TOOLBOXDIR + LONG + ".py"
	scanner = MyScanner(input, output, defsoutput)
	scanner.scan()
	scanner.gentypetest(SHORT+"typetest.py")
	scanner.close()
	print "=== Done scanning and generating, now importing the generated code... ==="
	exec "import " + SHORT + "support"
	print "=== Done.  It's up to you to compile it now! ==="

class MyScanner(Scanner_OSX):

	def destination(self, type, name, arglist):
		classname = "Function"
		listname = "functions"
		if arglist:
			t, n, m = arglist[0]
			if t in OBJECTS and m == "InMode":
				classname = "Method"
				listname = t + "_methods"
		return classname, listname

	def writeinitialdefs(self):
		self.defsfile.write("""
def FOUR_CHAR_CODE(x): return x
false = 0
true = 1
kTXNClearThisControl = 0xFFFFFFFF
kTXNClearTheseFontFeatures = 0x80000000
kTXNDontCareTypeSize = 0xFFFFFFFF
kTXNDecrementTypeSize = 0x80000000
kTXNUseCurrentSelection = 0xFFFFFFFF
kTXNStartOffset = 0
kTXNEndOffset = 0x7FFFFFFF
MovieFileType = FOUR_CHAR_CODE('moov')
""")

	def makeblacklistnames(self):
		return [
			"TXNGetFontDefaults", # Arg is too difficult
			"TXNSetFontDefaults", # Arg is too difficult
			"TXNInitTextension", # done manually
			
			# Constants with funny definitions
			"kTXNClearThisControl", 
			"kTXNClearTheseFontFeatures",
			"kTXNDontCareTypeSize",
			"kTXNDecrementTypeSize",
			"kTXNUseCurrentSelection",
			"kTXNStartOffset",
			"kTXNEndOffset",
			"kTXNQDFontNameAttributeSize",
			"kTXNQDFontFamilyIDAttributeSize",
			"kTXNQDFontSizeAttributeSize",
			"kTXNQDFontStyleAttributeSize",
			"kTXNQDFontColorAttributeSize",
			"kTXNTextEncodingAttributeSize",
			"status",
			"justification",
			]

	def makegreylist(self):
		return []

	def makeblacklisttypes(self):
		return [
			"TXNTab", # TBD
			"TXNMargins", # TBD
			"TXNControlData", #TBD
			"TXNATSUIFeatures", #TBD
			"TXNATSUIVariations", #TBD
			"TXNAttributeData", #TBD
			"TXNTypeAttributes", #TBD
			"TXNMatchTextRecord", #TBD
			"TXNBackground", #TBD
			"UniChar", #TBD
			"TXNFindUPP", 
			]

	def makerepairinstructions(self):
		return [
			# TXNNewObject has a lot of optional parameters
			([("FSSpec_ptr", "iFileSpec", "InMode")],
			 [("OptFSSpecPtr", "*", "*")]),
			([("Rect", "iFrame", "OutMode")],
			 [("OptRectPtr", "*", "InMode")]),
			 
			# In UH 332 some of the "const" are missing for input parameters passed
			# by reference. We fix that up here.
			([("EventRecord", "iEvent", "OutMode")],
			 [("EventRecord_ptr", "*", "InMode")]),
			([("FSSpec", "iFileSpecification", "OutMode")],
			 [("FSSpec_ptr", "*", "InMode")]),
			([("TXNMacOSPreferredFontDescription", "iFontDefaults", "OutMode")],
			 [("TXNMacOSPreferredFontDescription_ptr", "*", "InMode")]),
			 
			# In buffers are passed as void *
			([("void", "*", "OutMode"), ("ByteCount", "*", "InMode")],
			 [("MlteInBuffer", "*", "InMode")]),
			 
			# The AdjustCursor region handle is optional
			([("RgnHandle", "ioCursorRgn", "InMode")],
			 [("OptRgnHandle", "*", "*")]),
			 
			# The GWorld for TXNDraw is optional
			([('GWorldPtr', 'iDrawPort', 'InMode')],
			 [('OptGWorldPtr', '*', '*')]),
			]
			
if __name__ == "__main__":
	main()