# Scan <Drag.h>, generating draggen.py.
import sys
import os
from bgenlocations import TOOLBOXDIR, BGENDIR, INCLUDEDIR
sys.path.append(BGENDIR)

from scantools import Scanner

MISSING_DEFINES="""
kDragHasLeftSenderWindow	= (1 << 0)
kDragInsideSenderApplication = (1 << 1)
kDragInsideSenderWindow		= (1 << 2)
kDragRegionAndImage			= (1 << 4)
flavorSenderOnly			= (1 << 0)
flavorSenderTranslated		= (1 << 1)
flavorNotSaved				= (1 << 2)
flavorSystemTranslated		= (1 << 8)
"""


def main():
	input = INCLUDEDIR + "Drag.h"
	output = "draggen.py"
	defsoutput = TOOLBOXDIR + "Dragconst.py"
	scanner = MyScanner(input, output, defsoutput)
	scanner.scan()
	scanner.close()
	print "=== Testing definitions output code ==="
	execfile(defsoutput, {}, {})
	print "=== Done scanning and generating, now doing 'import dragsupport' ==="
	import dragsupport
	print "=== Done.  It's up to you to compile Dragmodule.c ==="

class MyScanner(Scanner):

	def destination(self, type, name, arglist):
		classname = "Function"
		listname = "functions"
		if arglist:
			t, n, m = arglist[0]
			if t in ('DragReference', 'DragRef') and m == "InMode":
				classname = "Method"
				listname = "methods"
		return classname, listname

	def writeinitialdefs(self):
		self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
		self.defsfile.write("from Carbon.TextEdit import *\n")
		self.defsfile.write("from Carbon.QuickDraw import *\n")
		self.defsfile.write("fkDragActionAll = -1\n")
		self.defsfile.write("\n")
		# Defines unparseable in Drag.h
		self.defsfile.write(MISSING_DEFINES)

	def makeblacklistnames(self):
		return [
			"kDragActionAll",
			]

	def makeblacklisttypes(self):
		return [
			"DragTrackingHandlerUPP",
			"DragReceiveHandlerUPP",
			"DragSendDataUPP",
			"DragInputUPP",
			"DragDrawingUPP",
			]

	def makerepairinstructions(self):
		return [
			([("void_ptr", "*", "InMode"), ("Size", "*", "InMode")],
			 [("OptionalInBuffer", "*", "*")]),
			
			([("void", "*", "OutMode"), ("Size", "*", "OutMode")],
			 [("VarOutBuffer", "*", "InOutMode")]),
			
			]

if __name__ == "__main__":
	main()
