# 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_capi_global_funcs(funcs, defined_names, translate_map, indent): result = '' first = True for func in funcs: comment = func.get_comment() if first or len(comment) > 0: result += '\n'+format_comment(comment, indent, translate_map); if func.get_retval().get_type().is_result_string(): result += indent+'// The resulting string must be freed by calling cef_string_userfree_free().\n' result += wrap_code(indent+'CEF_EXPORT '+ func.get_capi_proto(defined_names)+';') if first: first = False return result def make_capi_member_funcs(funcs, defined_names, translate_map, indent): result = '' first = True for func in funcs: comment = func.get_comment() if first or len(comment) > 0: result += '\n'+format_comment(comment, indent, translate_map) if func.get_retval().get_type().is_result_string(): result += indent+'// The resulting string must be freed by calling cef_string_userfree_free().\n' parts = func.get_capi_parts() result += wrap_code(indent+parts['retval']+' (CEF_CALLBACK *'+ parts['name']+')('+ string.join(parts['args'], ', ')+');') if first: first = False return result def make_capi_header(header): # structure names that have already been defined defined_names = header.get_defined_structs() # map of strings that will be changed in C++ comments translate_map = header.get_capi_translations() # header string result = \ """// Copyright (c) 2010 Marshall A. Greenblatt. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following disclaimer // in the documentation and/or other materials provided with the // distribution. // * Neither the name of Google Inc. nor the name Chromium Embedded // Framework nor the names of its contributors may be used to endorse // or promote products derived from this software without specific prior // written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // // --------------------------------------------------------------------------- // // 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. // #ifndef _CEF_CAPI_H #define _CEF_CAPI_H #ifdef __cplusplus extern "C" { #endif #include "cef_export.h" #include "cef_string.h" #include "cef_string_list.h" #include "cef_string_map.h" #include "cef_types.h" """ # output global functions result += make_capi_global_funcs(header.get_funcs(), defined_names, translate_map, '') # before classes string result += \ """ typedef struct _cef_base_t { // Size of the data structure. size_t size; // Increment the reference count. int (CEF_CALLBACK *add_ref)(struct _cef_base_t* self); // Decrement the reference count. Delete this object when no references // remain. int (CEF_CALLBACK *release)(struct _cef_base_t* self); // Returns the current number of references. int (CEF_CALLBACK *get_refct)(struct _cef_base_t* self); } cef_base_t; // Check that the structure |s|, which is defined with a cef_base_t member named // |base|, is large enough to contain the specified member |f|. #define CEF_MEMBER_EXISTS(s, f) \\ ((int)&((s)->f) - (int)(s) + sizeof((s)->f) <= (s)->base.size) #define CEF_MEMBER_MISSING(s, f) (!CEF_MEMBER_EXISTS(s, f) || !((s)->f)) """ # output classes classes = header.get_classes() for cls in classes: # virtual functions are inside the structure classname = cls.get_capi_name() result += '\n'+format_comment(cls.get_comment(), '', translate_map); result += 'typedef struct _'+classname+ \ '\n{\n // Base structure.\n cef_base_t base;\n' funcs = cls.get_virtual_funcs() result += make_capi_member_funcs(funcs, defined_names, translate_map, ' ') result += '\n} '+classname+';\n\n' defined_names.append(cls.get_capi_name()) # static functions become global funcs = cls.get_static_funcs() if len(funcs) > 0: result += make_capi_global_funcs(funcs, defined_names, translate_map, '')+'\n' # footer string result += \ """ #ifdef __cplusplus } #endif #endif // _CEF_CAPI_H """ return result def write_capi_header(header, file, backup): if file_exists(file): oldcontents = read_file(file) else: oldcontents = '' newcontents = make_capi_header(header) 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) < 2: sys.stderr.write('Usage: '+sys.argv[0]+' ') sys.exit() # create the header object header = obj_header(sys.argv[1]) # dump the result to stdout sys.stdout.write(make_capi_header(header))