| #!/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 json5_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 |
| """ |
| |
| |
| # All events on the following whitelist are matched case-insensitively |
| # in createEvent. |
| # |
| # https://dom.spec.whatwg.org/#dom-document-createevent |
| def create_event_whitelist(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 whitelist are matched case-insensitively |
| # in createEvent and are measured using UseCounter. |
| # |
| # TODO(foolip): All events on this list should either be added to the spec and |
| # moved to the above whitelist (causing them to be matched case-insensitively) |
| # or be deprecated/removed. https://crbug.com/569690 |
| def create_event_measure_whitelist(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': {}, |
| 'RuntimeEnabled': {}, |
| } |
| default_metadata = { |
| 'export': '', |
| 'namespace': '', |
| 'suffix': '', |
| } |
| filters = { |
| 'cpp_name': name_utilities.cpp_name, |
| 'lower_first': name_utilities.lower_first, |
| 'script_name': name_utilities.script_name, |
| 'create_event_whitelist': create_event_whitelist, |
| 'create_event_measure_whitelist': create_event_measure_whitelist, |
| 'measure_name': measure_name, |
| } |
| |
| def __init__(self, json5_file_path): |
| super(EventFactoryWriter, self).__init__(json5_file_path) |
| self.namespace = self.json5_file.metadata['namespace'].strip('"') |
| self.suffix = self.json5_file.metadata['suffix'].strip('"') |
| self._outputs = {(self.namespace + self.suffix + "Headers.h"): self.generate_headers_header, |
| (self.namespace + self.suffix + ".cpp"): self.generate_implementation, |
| } |
| |
| 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' |
| includes[cpp_name] = '#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, |
| } |
| 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.json5_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.json5_file.name_dictionaries, |
| } |
| |
| |
| if __name__ == "__main__": |
| json5_generator.Maker(EventFactoryWriter).main() |