| #!/usr/bin/env python |
| # Copyright (C) 2013 Google Inc. 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 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. |
| |
| import os.path |
| import sys |
| |
| import in_generator |
| import license |
| import name_utilities |
| import template_expander |
| |
| |
| HEADER_TEMPLATE = """%(license)s |
| |
| #ifndef %(namespace)s%(suffix)sHeaders_h |
| #define %(namespace)s%(suffix)sHeaders_h |
| %(base_header_for_suffix)s |
| %(includes)s |
| |
| #endif // %(namespace)s%(suffix)sHeaders_h |
| """ |
| |
| |
| def case_insensitive_matching(name): |
| return (name == ('HTMLEvents') |
| or name == 'Event' |
| or name == 'Events' |
| or name.startswith('UIEvent') |
| or name.startswith('CustomEvent') |
| or name.startswith('MouseEvent')) |
| |
| |
| class EventFactoryWriter(in_generator.Writer): |
| defaults = { |
| 'ImplementedAs': None, |
| 'Conditional': None, |
| 'RuntimeEnabled': None, |
| } |
| default_parameters = { |
| 'export': '', |
| 'namespace': '', |
| 'suffix': '', |
| } |
| filters = { |
| 'cpp_name': name_utilities.cpp_name, |
| 'enable_conditional': name_utilities.enable_conditional_if_endif, |
| 'lower_first': name_utilities.lower_first, |
| 'case_insensitive_matching': case_insensitive_matching, |
| 'script_name': name_utilities.script_name, |
| } |
| |
| def __init__(self, in_file_path): |
| super(EventFactoryWriter, self).__init__(in_file_path) |
| self.namespace = self.in_file.parameters['namespace'].strip('"') |
| self.suffix = self.in_file.parameters['suffix'].strip('"') |
| self._validate_entries() |
| self._outputs = {(self.namespace + self.suffix + "Headers.h"): self.generate_headers_header, |
| (self.namespace + self.suffix + ".cpp"): self.generate_implementation, |
| } |
| |
| def _validate_entries(self): |
| # If there is more than one entry with the same script name, only the first one will ever |
| # be hit in practice, and so we'll silently ignore any properties requested for the second |
| # (like RuntimeEnabled - see crbug.com/332588). |
| entries_by_script_name = dict() |
| for entry in self.in_file.name_dictionaries: |
| script_name = name_utilities.script_name(entry) |
| if script_name in entries_by_script_name: |
| self._fatal('Multiple entries with script_name=%(script_name)s: %(name1)s %(name2)s' % { |
| 'script_name': script_name, |
| 'name1': entry['name'], |
| 'name2': entries_by_script_name[script_name]['name']}) |
| entries_by_script_name[script_name] = entry |
| |
| def _fatal(self, message): |
| print 'FATAL ERROR: ' + message |
| exit(1) |
| |
| def _headers_header_include_path(self, entry): |
| if entry['ImplementedAs']: |
| path = os.path.dirname(entry['name']) |
| if len(path): |
| path += '/' |
| path += entry['ImplementedAs'] |
| else: |
| path = entry['name'] |
| return path + '.h' |
| |
| def _headers_header_includes(self, entries): |
| includes = dict() |
| for entry in entries: |
| cpp_name = name_utilities.cpp_name(entry) |
| # Avoid duplicate includes. |
| if cpp_name in includes: |
| continue |
| if self.suffix == 'Modules': |
| subdir_name = 'modules' |
| else: |
| subdir_name = 'core' |
| include = '#include "%(path)s"\n#include "bindings/%(subdir_name)s/v8/V8%(script_name)s.h"' % { |
| 'path': self._headers_header_include_path(entry), |
| 'script_name': name_utilities.script_name(entry), |
| 'subdir_name': subdir_name, |
| } |
| includes[cpp_name] = self.wrap_with_condition(include, entry['Conditional']) |
| return includes.values() |
| |
| def generate_headers_header(self): |
| base_header_for_suffix = '' |
| if self.suffix: |
| base_header_for_suffix = '\n#include "core/%(namespace)sHeaders.h"\n' % {'namespace': self.namespace} |
| return HEADER_TEMPLATE % { |
| 'license': license.license_for_generated_cpp(), |
| 'namespace': self.namespace, |
| 'suffix': self.suffix, |
| 'base_header_for_suffix': base_header_for_suffix, |
| 'includes': '\n'.join(self._headers_header_includes(self.in_file.name_dictionaries)), |
| } |
| |
| @template_expander.use_jinja('EventFactory.cpp.tmpl', filters=filters) |
| def generate_implementation(self): |
| return { |
| 'namespace': self.namespace, |
| 'suffix': self.suffix, |
| 'events': self.in_file.name_dictionaries, |
| } |
| |
| |
| if __name__ == "__main__": |
| in_generator.Maker(EventFactoryWriter).main(sys.argv) |