mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2024-12-12 01:26:03 +01:00
ebc4feb095
git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@294 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
196 lines
6.7 KiB
Python
196 lines
6.7 KiB
Python
# Copyright (c) 2011 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_cpptoc_impl_proto(name, func, parts):
|
|
if isinstance(func, obj_function_virtual):
|
|
proto = parts['retval']+' CEF_CALLBACK'
|
|
else:
|
|
proto = 'CEF_EXPORT '+parts['retval']
|
|
|
|
proto += ' '+name+'('+string.join(parts['args'], ', ')+')'
|
|
return wrap_code(proto)
|
|
|
|
def make_cpptoc_impl_existing(name, func, impl, defined_names):
|
|
# retrieve the C API prototype parts
|
|
parts = func.get_capi_parts(defined_names)
|
|
|
|
changes = format_translation_changes(impl, parts)
|
|
if len(changes) > 0:
|
|
notify('Changed prototype for '+name)
|
|
|
|
return make_cpptoc_impl_proto(name, func, parts)+'{'+ \
|
|
changes+impl['body']+'\n}\n\n'
|
|
return result
|
|
|
|
def make_cpptoc_impl_new(name, func, defined_names):
|
|
notify('Added implementation for '+name)
|
|
|
|
# retrieve the C API prototype parts
|
|
parts = func.get_capi_parts(defined_names)
|
|
result = make_cpptoc_impl_proto(name, func, parts)+'{'
|
|
|
|
result += '\n // BEGIN DELETE BEFORE MODIFYING'
|
|
result += '\n // AUTO-GENERATED CONTENT'
|
|
|
|
result += '\n #pragma message("Warning: "__FILE__": '+name+' is not implemented")'
|
|
|
|
result += '\n // END DELETE BEFORE MODIFYING'
|
|
|
|
# NULL check all pointer arguments.
|
|
if len(parts['args']) > 0:
|
|
check = [];
|
|
for arg in parts['args']:
|
|
if arg.find('*') >= 0:
|
|
argname = string.split(arg)[-1];
|
|
result += '\n DCHECK('+argname+');'
|
|
check.append('!'+argname);
|
|
result += '\n if ('+string.join(check,' || ')+')'
|
|
result += '\n return;'
|
|
|
|
result += '\n}\n\n'
|
|
return result
|
|
|
|
def make_cpptoc_impl(header, clsname, impl):
|
|
# structure names that have already been defined
|
|
defined_names = header.get_defined_structs()
|
|
|
|
# retrieve the class and populate the defined names
|
|
cls = header.get_class(clsname, defined_names)
|
|
if cls is None:
|
|
raise Exception('Class does not exist: '+clsname)
|
|
|
|
defname = string.upper(clsname[3:])
|
|
capiname = cls.get_capi_name()
|
|
prefixname = get_capi_name(clsname[3:], False)
|
|
|
|
# retrieve the existing virtual function implementations
|
|
existing = get_function_impls(impl, 'CEF_CALLBACK')
|
|
|
|
# generate virtual functions
|
|
virtualimpl = ''
|
|
funcs = cls.get_virtual_funcs()
|
|
for func in funcs:
|
|
name = prefixname+'_'+func.get_capi_name()
|
|
value = get_next_function_impl(existing, name)
|
|
if not value is None \
|
|
and value['body'].find('// AUTO-GEN') < 0:
|
|
# an implementation exists that was not auto-generated
|
|
virtualimpl += make_cpptoc_impl_existing(name, func, value,
|
|
defined_names)
|
|
else:
|
|
virtualimpl += make_cpptoc_impl_new(name, func, defined_names)
|
|
|
|
if len(virtualimpl) > 0:
|
|
virtualimpl = '\n// MEMBER FUNCTIONS - Body may be edited by hand.\n\n'+virtualimpl
|
|
|
|
# the current class is already defined for static functions
|
|
defined_names.append(cls.get_capi_name())
|
|
|
|
# retrieve the existing static function implementations
|
|
existing = get_function_impls(impl, 'CEF_EXPORT')
|
|
|
|
# generate static functions
|
|
staticimpl = ''
|
|
funcs = cls.get_static_funcs()
|
|
for func in funcs:
|
|
name = func.get_capi_name()
|
|
value = get_next_function_impl(existing, name)
|
|
if not value is None \
|
|
and value['body'].find('// AUTO-GENERATED CONTENT') < 0:
|
|
# an implementation exists that was not auto-generated
|
|
staticimpl += make_cpptoc_impl_existing(name, func, value,
|
|
defined_names)
|
|
else:
|
|
staticimpl += make_cpptoc_impl_new(name, func, defined_names)
|
|
|
|
if len(staticimpl) > 0:
|
|
staticimpl = '\n// GLOBAL FUNCTIONS - Body may be edited by hand.\n\n'+staticimpl
|
|
|
|
resultingimpl = staticimpl + virtualimpl
|
|
|
|
# determine what includes are required by identifying what translation
|
|
# classes are being used
|
|
includes = format_translation_includes(resultingimpl)
|
|
|
|
# build the final output
|
|
result = \
|
|
"""// Copyright (c) 2011 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.
|
|
//
|
|
// ---------------------------------------------------------------------------
|
|
//
|
|
// A portion of this file was generated by the CEF translator tool. When
|
|
// making changes by hand only do so within the body of existing function
|
|
// implementations. See the translator.README.txt file in the tools directory
|
|
// for more information.
|
|
//
|
|
|
|
"""
|
|
|
|
result += includes+'\n'+resultingimpl+'\n'
|
|
|
|
const = '// CONSTRUCTOR - Do not edit by hand.\n\n'+ \
|
|
clsname+'CppToC::'+clsname+'CppToC('+clsname+'* cls)\n'+ \
|
|
' : CefCppToC<'+clsname+'CppToC, '+clsname+', '+capiname+'>(cls)\n'+ \
|
|
'{\n';
|
|
|
|
funcs = cls.get_virtual_funcs()
|
|
for func in funcs:
|
|
name = func.get_capi_name()
|
|
const += ' struct_.struct_.'+name+' = '+prefixname+'_'+name+';\n'
|
|
|
|
const += '}\n\n'+ \
|
|
'#ifndef NDEBUG\n'+ \
|
|
'template<> long CefCppToC<'+clsname+'CppToC, '+clsname+', '+capiname+'>::DebugObjCt = 0;\n'+ \
|
|
'#endif\n'
|
|
result += wrap_code(const)
|
|
|
|
return result
|
|
|
|
|
|
def write_cpptoc_impl(header, clsname, dir, backup):
|
|
file = dir+os.sep+get_capi_name(clsname[3:], False)+'_cpptoc.cc'
|
|
|
|
if path_exists(file):
|
|
oldcontents = read_file(file)
|
|
else:
|
|
oldcontents = ''
|
|
|
|
newcontents = make_cpptoc_impl(header, clsname, oldcontents)
|
|
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) < 4:
|
|
sys.stderr.write('Usage: '+sys.argv[0]+' <infile> <classname> <existing_impl>')
|
|
sys.exit()
|
|
|
|
# create the header object
|
|
header = obj_header(sys.argv[1])
|
|
|
|
# read the existing implementation file into memory
|
|
try:
|
|
f = open(sys.argv[3], 'r')
|
|
data = f.read()
|
|
except IOError, (errno, strerror):
|
|
raise Exception('Failed to read file '+sys.argv[3]+': '+strerror)
|
|
else:
|
|
f.close()
|
|
|
|
# dump the result to stdout
|
|
sys.stdout.write(make_cpptoc_impl(header, sys.argv[2], data))
|