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# 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 bgenlocations import TOOLBOXDIR
from scantools import Scanner
def main():
input = "QDOffscreen.h"
output = "qdoffsgen.py"
defsoutput = TOOLBOXDIR + "QDOffscreen.py"
scanner = MyScanner(input, output, defsoutput)
scanner.scan()
scanner.close()
print "=== Done scanning and generating, now importing the generated code... ==="
import qdoffssupport
print "=== Done. It's up to you to compile it now! ==="
class MyScanner(Scanner):
def destination(self, type, name, arglist):
classname = "Function"
listname = "functions"
if arglist:
t, n, m = arglist[0]
if t == "GWorldPtr" and m in ("InMode", "InOutMode"):
classname = "Method"
listname = "methods"
return classname, listname
def writeinitialdefs(self):
self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
def makeblacklistnames(self):
return [
'DisposeGWorld', # Implied when the object is deleted
'NewGWorldFromHBITMAP', # Don't know what the args do
'GetGDeviceAttributes', # Windows-only
]
def makeblacklisttypes(self):
return [
"void_ptr", # GetGDeviceSurface, blacklisted for now
"Ptr", # Again, for now (array is probably ok here)
]
def makerepairinstructions(self):
return [
## ("UpdateGWorld",
## [("GWorldPtr", "*", "OutMode")],
## [("*", "*", "InOutMode")]),
# This one is incorrect: we say that all input gdevices are
# optional, but some are not. Most are, however, so users passing
# None for non-optional gdevices will get a qd error, I guess, in
# stead of a python argument error.
([("GDHandle", "*", "InMode")],
[("OptGDHandle", "*", "InMode")]),
]
if __name__ == "__main__":
main()
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