196 lines
6.7 KiB
Python
196 lines
6.7 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_capi_global_funcs(funcs, defined_names, translate_map, indent):
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result = ''
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first = True
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for func in funcs:
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comment = func.get_comment()
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if first or len(comment) > 0:
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result += '\n'+format_comment(comment, indent, translate_map);
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if func.get_retval().get_type().is_result_string():
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result += indent+'// The resulting string must be freed by calling cef_string_userfree_free().\n'
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result += wrap_code(indent+'CEF_EXPORT '+
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func.get_capi_proto(defined_names)+';')
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if first:
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first = False
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return result
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def make_capi_member_funcs(funcs, defined_names, translate_map, indent):
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result = ''
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first = True
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for func in funcs:
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comment = func.get_comment()
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if first or len(comment) > 0:
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result += '\n'+format_comment(comment, indent, translate_map)
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if func.get_retval().get_type().is_result_string():
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result += indent+'// The resulting string must be freed by calling cef_string_userfree_free().\n'
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parts = func.get_capi_parts()
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result += wrap_code(indent+parts['retval']+' (CEF_CALLBACK *'+
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parts['name']+')('+
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string.join(parts['args'], ', ')+');')
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if first:
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first = False
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return result
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def make_capi_header(header):
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# structure names that have already been defined
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defined_names = header.get_defined_structs()
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# map of strings that will be changed in C++ comments
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translate_map = header.get_capi_translations()
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# header string
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result = \
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"""// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the name Chromium Embedded
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// Framework nor the names of its contributors may be used to endorse
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// or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// ---------------------------------------------------------------------------
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//
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// This file was generated by the CEF translator tool and should not edited
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// by hand. See the translator.README.txt file in the tools directory for
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// more information.
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//
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#ifndef _CEF_CAPI_H
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#define _CEF_CAPI_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "internal/cef_export.h"
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#include "internal/cef_string.h"
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#include "internal/cef_string_list.h"
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#include "internal/cef_string_map.h"
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#include "internal/cef_string_multimap.h"
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#include "internal/cef_types.h"
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"""
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# output global functions
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result += make_capi_global_funcs(header.get_funcs(), defined_names,
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translate_map, '')
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# before classes string
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result += \
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"""
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typedef struct _cef_base_t
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{
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// Size of the data structure.
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size_t size;
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// Increment the reference count.
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int (CEF_CALLBACK *add_ref)(struct _cef_base_t* self);
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// Decrement the reference count. Delete this object when no references
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// remain.
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int (CEF_CALLBACK *release)(struct _cef_base_t* self);
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// Returns the current number of references.
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int (CEF_CALLBACK *get_refct)(struct _cef_base_t* self);
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} cef_base_t;
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// Check that the structure |s|, which is defined with a cef_base_t member named
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// |base|, is large enough to contain the specified member |f|.
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#define CEF_MEMBER_EXISTS(s, f) \\
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((intptr_t)&((s)->f) - (intptr_t)(s) + sizeof((s)->f) <= (s)->base.size)
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#define CEF_MEMBER_MISSING(s, f) (!CEF_MEMBER_EXISTS(s, f) || !((s)->f))
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"""
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# output classes
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classes = header.get_classes()
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for cls in classes:
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# virtual functions are inside the structure
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classname = cls.get_capi_name()
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result += '\n'+format_comment(cls.get_comment(), '', translate_map);
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result += 'typedef struct _'+classname+ \
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'\n{\n // Base structure.\n cef_base_t base;\n'
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funcs = cls.get_virtual_funcs()
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result += make_capi_member_funcs(funcs, defined_names,
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translate_map, ' ')
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result += '\n} '+classname+';\n\n'
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defined_names.append(cls.get_capi_name())
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# static functions become global
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funcs = cls.get_static_funcs()
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if len(funcs) > 0:
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result += make_capi_global_funcs(funcs, defined_names,
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translate_map, '')+'\n'
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# footer string
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result += \
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"""
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#ifdef __cplusplus
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}
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#endif
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#endif // _CEF_CAPI_H
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"""
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return result
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def write_capi_header(header, file, backup):
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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_capi_header(header)
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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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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) < 2:
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sys.stderr.write('Usage: '+sys.argv[0]+' <infile>')
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sys.exit()
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# create the header object
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header = obj_header(sys.argv[1])
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# dump the result to stdout
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sys.stdout.write(make_capi_header(header))
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