157 lines
4.7 KiB
Python
157 lines
4.7 KiB
Python
# Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
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# reserved. Use of this source code is governed by a BSD-style license that
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# can be found in the LICENSE file.
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from cef_parser import *
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def make_function_body_block(cls):
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impl = ' // '+cls.get_name()+' methods.\n';
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funcs = cls.get_virtual_funcs()
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for func in funcs:
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impl += ' '+func.get_cpp_proto()
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if cls.is_client_side():
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impl += ' override;\n'
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else:
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impl += ' OVERRIDE;\n'
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return impl
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def make_function_body(header, cls):
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impl = make_function_body_block(cls)
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cur_cls = cls
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while True:
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parent_name = cur_cls.get_parent_name()
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if parent_name == 'CefBase':
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break
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else:
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parent_cls = header.get_class(parent_name)
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if parent_cls is None:
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raise Exception('Class does not exist: '+parent_name)
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if len(impl) > 0:
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impl += '\n'
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impl += make_function_body_block(parent_cls)
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cur_cls = header.get_class(parent_name)
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return impl
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def make_ctocpp_header(header, clsname):
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cls = header.get_class(clsname)
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if cls is None:
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raise Exception('Class does not exist: '+clsname)
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clientside = cls.is_client_side()
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directory = cls.get_file_directory()
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defname = ''
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if not directory is None:
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defname += directory + '_'
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defname += get_capi_name(clsname[3:], False)
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defname = defname.upper()
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capiname = cls.get_capi_name()
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result = get_copyright()
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result += '#ifndef CEF_LIBCEF_DLL_CTOCPP_'+defname+'_CTOCPP_H_\n'+ \
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'#define CEF_LIBCEF_DLL_CTOCPP_'+defname+'_CTOCPP_H_\n' + \
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'#pragma once\n'
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if clientside:
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result += """
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#if !defined(BUILDING_CEF_SHARED)
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#error This file can be included DLL-side only
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#endif
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"""
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else:
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result += """
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#if !defined(WRAPPING_CEF_SHARED)
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#error This file can be included wrapper-side only
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#endif
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"""
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# build the function body
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func_body = make_function_body(header, cls)
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# include standard headers
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if func_body.find('std::map') > 0 or func_body.find('std::multimap') > 0:
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result += '\n#include <map>'
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if func_body.find('std::vector') > 0:
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result += '\n#include <vector>'
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# include the headers for this class
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result += '\n#include "include/'+cls.get_file_name()+'"'+ \
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'\n#include "include/capi/'+cls.get_capi_file_name()+'"\n'
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# include headers for any forward declared classes that are not in the same file
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declares = cls.get_forward_declares()
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for declare in declares:
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dcls = header.get_class(declare)
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if dcls.get_file_name() != cls.get_file_name():
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result += '#include "include/'+dcls.get_file_name()+'"\n' \
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'#include "include/capi/'+dcls.get_capi_file_name()+'"\n'
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result += """#include "libcef_dll/ctocpp/ctocpp.h"
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// Wrap a C structure with a C++ class.
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"""
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if clientside:
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result += '// This class may be instantiated and accessed DLL-side only.\n'
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else:
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result += '// This class may be instantiated and accessed wrapper-side only.\n'
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result += 'class '+clsname+'CToCpp\n'+ \
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' : public CefCToCpp<'+clsname+'CToCpp, '+clsname+', '+capiname+'> {\n'+ \
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' public:\n'+ \
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' '+clsname+'CToCpp();\n\n'
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result += func_body
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result += '};\n\n'
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result += '#endif // CEF_LIBCEF_DLL_CTOCPP_'+defname+'_CTOCPP_H_'
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return wrap_code(result)
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def write_ctocpp_header(header, clsname, dir, backup):
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# give the output file the same directory offset as the input file
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cls = header.get_class(clsname)
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dir = os.path.dirname(os.path.join(dir, cls.get_file_name()))
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file = os.path.join(dir, get_capi_name(clsname[3:], False)+'_ctocpp.h')
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if path_exists(file):
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oldcontents = read_file(file)
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else:
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oldcontents = ''
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newcontents = make_ctocpp_header(header, clsname)
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if newcontents != oldcontents:
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if backup and oldcontents != '':
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backup_file(file)
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file_dir = os.path.split(file)[0]
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if not os.path.isdir(file_dir):
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make_dir(file_dir)
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write_file(file, newcontents)
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return True
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return False
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# test the module
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if __name__ == "__main__":
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import sys
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# verify that the correct number of command-line arguments are provided
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if len(sys.argv) < 3:
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sys.stderr.write('Usage: '+sys.argv[0]+' <infile> <classname>')
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sys.exit()
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# create the header object
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header = obj_header()
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header.add_file(sys.argv[1])
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# dump the result to stdout
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sys.stdout.write(make_ctocpp_header(header, sys.argv[2]))
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