| #!/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. |
| |
| from __future__ import print_function |
| |
| import os.path |
| import sys |
| |
| import json5_generator |
| import license |
| import name_utilities |
| import template_expander |
| |
| |
| # All events on the following list are matched case-insensitively |
| # in createEvent. |
| # |
| # https://dom.spec.whatwg.org/#dom-document-createevent |
| def create_event_ignore_case_list(name): |
| return (name == 'HTMLEvents' or name == 'Event' or name == 'Events' |
| or name.startswith('UIEvent') or name.startswith('CustomEvent') |
| or name == 'KeyboardEvent' or name == 'MessageEvent' |
| or name.startswith('MouseEvent') or name == 'TouchEvent') |
| |
| |
| # All events on the following list are matched case-insensitively in createEvent |
| # and are measured using UseCounter. |
| # |
| # TODO(https://crbug.com/569690): All events on this list should either be added |
| # to the spec and moved to the above list (causing them to be matched |
| # case-insensitively) or be deprecated/removed. |
| def create_event_ignore_case_and_measure_list(name): |
| return (name == 'AnimationEvent' or name == 'BeforeUnloadEvent' |
| or name == 'CloseEvent' or name == 'CompositionEvent' |
| or name == 'DeviceMotionEvent' or name == 'DeviceOrientationEvent' |
| or name == 'DragEvent' or name == 'ErrorEvent' |
| or name == 'FocusEvent' or name == 'HashChangeEvent' |
| or name == 'IDBVersionChangeEvent' or name == 'KeyboardEvents' |
| or name == 'MutationEvent' or name == 'MutationEvents' |
| or name == 'PageTransitionEvent' or name == 'PopStateEvent' |
| or name == 'StorageEvent' or name == 'SVGEvents' |
| or name == 'TextEvent' or name == 'TrackEvent' |
| or name == 'TransitionEvent' or name == 'WebGLContextEvent' |
| or name == 'WheelEvent') |
| |
| |
| def measure_name(name): |
| return 'DocumentCreateEvent' + name |
| |
| |
| class EventFactoryWriter(json5_generator.Writer): |
| default_parameters = { |
| 'ImplementedAs': {}, |
| 'interfaceHeaderDir': {}, |
| 'RuntimeEnabled': {}, |
| } |
| default_metadata = { |
| 'export': '', |
| 'namespace': '', |
| 'suffix': '', |
| } |
| filters = { |
| 'cpp_name': name_utilities.cpp_name, |
| 'name': lambda entry: entry['name'].original, |
| 'create_event_ignore_case_list': create_event_ignore_case_list, |
| 'measure_name': measure_name, |
| } |
| |
| def __init__(self, json5_file_path, output_dir): |
| super(EventFactoryWriter, self).__init__(json5_file_path, output_dir) |
| self.namespace = self.json5_file.metadata['namespace'].strip('"') |
| assert self.namespace == 'event_interface_names', \ |
| 'namespace field should be "event_interface_names".' |
| self.suffix = self.json5_file.metadata['suffix'].strip('"') |
| snake_suffix = (self.suffix.lower() + '_') if self.suffix else '' |
| self._outputs = { |
| ('event_%sfactory.cc' % snake_suffix): |
| self.generate_implementation, |
| } |
| |
| def _fatal(self, message): |
| print('FATAL ERROR: ' + message) |
| exit(1) |
| |
| def _headers_header_include_path(self, entry): |
| path = entry['interfaceHeaderDir'] |
| if not path: |
| return None |
| return path + '/' + self.get_file_basename( |
| name_utilities.cpp_name(entry)) + '.h' |
| |
| def _headers_header_includes(self, entries): |
| includes = { |
| 'third_party/blink/renderer/core/execution_context/execution_context.h', |
| 'third_party/blink/renderer/core/frame/deprecation.h', |
| 'third_party/blink/renderer/platform/instrumentation/use_counter.h', |
| 'third_party/blink/renderer/platform/runtime_enabled_features.h', |
| } |
| includes.update(map(self._headers_header_include_path, entries)) |
| return sorted([x for x in includes if x]) |
| |
| @template_expander.use_jinja( |
| 'templates/event_factory.cc.tmpl', filters=filters) |
| def generate_implementation(self): |
| target_events = [ |
| event for event in self.json5_file.name_dictionaries if |
| (create_event_ignore_case_list(event['name'].original) or |
| create_event_ignore_case_and_measure_list(event['name'].original)) |
| ] |
| return { |
| 'include_header_paths': |
| self._headers_header_includes(target_events), |
| 'input_files': self._input_files, |
| 'suffix': self.suffix, |
| 'events': target_events, |
| } |
| |
| |
| if __name__ == "__main__": |
| json5_generator.Maker(EventFactoryWriter).main() |