cef/tools/make_ctocpp_header.py

115 lines
3.4 KiB
Python

# Copyright (c) 2010 The Chromium Embedded Framework Authors. All rights
# reserved. Use of this source code is governed by a BSD-style license that
# can be found in the LICENSE file.
from cef_parser import *
def make_ctocpp_header(header, clsname):
cls = header.get_class(clsname)
if cls is None:
raise Exception('Class does not exist: '+clsname)
clientside = cls.is_client_side()
defname = string.upper(clsname[3:])
capiname = cls.get_capi_name()
result = \
"""// Copyright (c) 2010 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
//
// -------------------------------------------------------------------------
//
// This file was generated by the CEF translator tool and should not edited
// by hand. See the translator.README.txt file in the tools directory for
// more information.
//
"""
result += '#ifndef _'+defname+'_CTOCPP_H\n'+ \
'#define _'+defname+'_CTOCPP_H\n'
if clientside:
result += """
#ifndef BUILDING_CEF_SHARED
#pragma message("Warning: "__FILE__" may be accessed DLL-side only")
#else // BUILDING_CEF_SHARED
"""
else:
result += """
#ifndef USING_CEF_SHARED
#pragma message("Warning: "__FILE__" may be accessed wrapper-side only")
#else // USING_CEF_SHARED
"""
result += """
#include "include/cef.h"
#include "include/cef_capi.h"
#include "libcef_dll/ctocpp/ctocpp.h"
// Wrap a C structure with a C++ class.
"""
if clientside:
result += '// This class may be instantiated and accessed DLL-side only.\n'
else:
result += '// This class may be instantiated and accessed wrapper-side only.\n'
result += 'class '+clsname+'CToCpp\n'+ \
' : public CefCToCpp<'+clsname+'CToCpp, '+clsname+', '+capiname+'>\n'+ \
'{\n'+ \
'public:\n'+ \
' '+clsname+'CToCpp('+capiname+'* str)\n'+ \
' : CefCToCpp<'+clsname+'CToCpp, '+clsname+', '+capiname+'>(str) {}\n'+ \
' virtual ~'+clsname+'CToCpp() {}\n\n'+ \
' // '+clsname+' methods\n';
funcs = cls.get_virtual_funcs()
for func in funcs:
result += ' virtual '+func.get_cpp_proto()+';\n'
result += '};\n\n'
if clientside:
result += '#endif // BUILDING_CEF_SHARED\n'
else:
result += '#endif // USING_CEF_SHARED\n'
result += '#endif // _'+defname+'_CTOCPP_H\n'
return wrap_code(result)
def write_ctocpp_header(header, clsname, dir, backup):
file = dir+os.sep+get_capi_name(clsname[3:], False)+'_ctocpp.h'
if file_exists(file):
oldcontents = read_file(file)
else:
oldcontents = ''
newcontents = make_ctocpp_header(header, clsname)
if newcontents != oldcontents:
if backup and oldcontents != '':
backup_file(file)
write_file(file, newcontents)
return True
return False
# test the module
if __name__ == "__main__":
import sys
# verify that the correct number of command-line arguments are provided
if len(sys.argv) < 3:
sys.stderr.write('Usage: '+sys.argv[0]+' <infile> <classname>')
sys.exit()
# create the header object
header = obj_header(sys.argv[1])
# dump the result to stdout
sys.stdout.write(make_ctocpp_header(header, sys.argv[2]))