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1 #!/usr/bin/python | 1 #!/usr/bin/python |
2 # Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 2 # Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
3 # for details. All rights reserved. Use of this source code is governed by a | 3 # for details. All rights reserved. Use of this source code is governed by a |
4 # BSD-style license that can be found in the LICENSE file. | 4 # BSD-style license that can be found in the LICENSE file. |
5 | 5 |
6 """This module provides shared functionality for the systems to generate | 6 """This module provides shared functionality for the systems to generate |
7 native binding from the IDL database.""" | 7 native binding from the IDL database.""" |
8 | 8 |
9 import emitter | 9 import emitter |
10 import os | 10 import os |
11 from generator import * | 11 from generator import * |
12 from htmldartgenerator import * | 12 from htmldartgenerator import * |
13 from idlnode import IDLArgument, IDLAttribute, IDLEnum | 13 from idlnode import IDLArgument, IDLAttribute |
14 from systemhtml import js_support_checks, GetCallbackInfo, HTML_LIBRARY_NAMES | 14 from systemhtml import js_support_checks, GetCallbackInfo, HTML_LIBRARY_NAMES |
15 | 15 |
16 # This is an ugly hack to get things working on the M35 roll. Once we | 16 # This is an ugly hack to get things working on the M35 roll. Once we |
17 # generate dart:blink from the new scripts, this shouldn't be needed. | 17 # generate dart:blink from the new scripts, this shouldn't be needed. |
18 _cpp_resolver_string_map = { | 18 _cpp_resolver_string_map = { |
19 # These custom constructors all resolve to a common entry, so choosing any | 19 # These custom constructors all resolve to a common entry, so choosing any |
20 # of the generated strings works. | 20 # of the generated strings works. |
21 'Blob_constructorCallback_RESOLVER_STRING_3_Array_DOMString_DOMString': | 21 'Blob_constructorCallback_RESOLVER_STRING_3_Array_DOMString_DOMString': |
22 'Blob_constructorCallback_RESOLVER_STRING_0_', | 22 'Blob_constructorCallback_RESOLVER_STRING_0_', |
23 'ConsoleBase_assertCondition_Callback_RESOLVER_STRING_2_boolean_object': | 23 'ConsoleBase_assertCondition_Callback_RESOLVER_STRING_2_boolean_object': |
24 'ConsoleBase_assert_Callback_RESOLVER_STRING_2_boolean_object', | 24 'ConsoleBase_assert_Callback_RESOLVER_STRING_2_boolean_object', |
25 'FormData_constructorCallback': | 25 'FormData_constructorCallback': |
26 'FormData_constructorCallback_RESOLVER_STRING_1_HTMLFormElement', | 26 'FormData_constructorCallback_RESOLVER_STRING_1_HTMLFormElement', |
27 'XMLHttpRequest_constructorCallback_RESOLVER_STRING_0_': | 27 'XMLHttpRequest_constructorCallback_RESOLVER_STRING_0_': |
28 'XMLHttpRequest_constructorCallback_RESOLVER_STRING_1_XMLHttpRequestOpti
ons', | 28 'XMLHttpRequest_constructorCallback_RESOLVER_STRING_1_XMLHttpRequestOpti
ons', |
29 # This callback name just gets generated sligtly different and we don't | |
30 # want to bother fixing it. | |
31 'ScriptProcessorNode__setEventListener_Callback': | |
32 'ScriptProcessorNode_setEventListener_Callback', | |
33 # We don't know how to get GLenum to show up as the correct type in this | |
34 # script and don't want to bother fixing it the right way. | |
35 'WebGLDrawBuffers_drawBuffersWEBGL_Callback_RESOLVER_STRING_1_sequence<GLenu
m>' : | |
36 'WebGLDrawBuffers_drawBuffersWEBGL_Callback_RESOLVER_STRING_1_sequence<u
nsigned long>' | |
37 } | 29 } |
38 | 30 |
39 # TODO(vsm): This logic needs to pulled from the source IDL. These tables are | 31 # TODO(vsm): This logic needs to pulled from the source IDL. These tables are |
40 # an ugly workaround. | 32 # an ugly workaround. |
41 _cpp_callback_map = { | 33 _cpp_callback_map = { |
42 ('DataTransferItem', 'webkitGetAsEntry'): 'DataTransferItemFileSystem', | 34 ('DataTransferItem', 'webkitGetAsEntry'): 'DataTransferItemFileSystem', |
43 ('Document', 'fonts'): 'DocumentFontFaceSet', | 35 ('Document', 'fonts'): 'DocumentFontFaceSet', |
44 ('Document', 'webkitIsFullScreen'): 'DocumentFullscreen', | 36 ('Document', 'webkitIsFullScreen'): 'DocumentFullscreen', |
45 ('Document', 'webkitFullScreenKeyboardInputAllowed'): 'DocumentFullscreen', | 37 ('Document', 'webkitFullScreenKeyboardInputAllowed'): 'DocumentFullscreen', |
46 ('Document', 'webkitCurrentFullScreenElement'): 'DocumentFullscreen', | 38 ('Document', 'webkitCurrentFullScreenElement'): 'DocumentFullscreen', |
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157 ('DOMURL', '_createObjectUrlFromWebKitSourceCallback'): 'URLMediaSource', | 149 ('DOMURL', '_createObjectUrlFromWebKitSourceCallback'): 'URLMediaSource', |
158 ('DOMURL', '_createObjectURL_2Callback'): 'URLMediaSource', | 150 ('DOMURL', '_createObjectURL_2Callback'): 'URLMediaSource', |
159 ('DOMURL', '_createObjectURL_3Callback'): 'URLMediaStream', | 151 ('DOMURL', '_createObjectURL_3Callback'): 'URLMediaStream', |
160 } | 152 } |
161 | 153 |
162 _blink_1916_rename_map = { | 154 _blink_1916_rename_map = { |
163 'NavigatorID': 'Navigator', | 155 'NavigatorID': 'Navigator', |
164 'CanvasRenderingContext' : 'CanvasRenderingContext2D', | 156 'CanvasRenderingContext' : 'CanvasRenderingContext2D', |
165 'Clipboard': 'DataTransfer', | 157 'Clipboard': 'DataTransfer', |
166 'Player': 'AnimationPlayer', | 158 'Player': 'AnimationPlayer', |
167 'Algorithm': 'KeyAlgorithm', | |
168 'any': 'ScriptValue', | |
169 'URLUtils': 'URL', | |
170 'URLUtilsReadOnly': 'WorkerLocation', | |
171 'Path': 'Path2D' | |
172 } | 159 } |
173 | 160 |
174 _cpp_partial_map = {} | 161 _cpp_partial_map = {} |
175 | 162 |
176 _cpp_no_auto_scope_list = set([ | 163 _cpp_no_auto_scope_list = set([ |
177 ('Document', 'body', 'Getter'), | 164 ('Document', 'body', 'Getter'), |
178 ('Document', 'getElementById', 'Callback'), | 165 ('Document', 'getElementById', 'Callback'), |
179 ('Document', 'getElementsByName', 'Callback'), | 166 ('Document', 'getElementsByName', 'Callback'), |
180 ('Document', 'getElementsByTagName', 'Callback'), | 167 ('Document', 'getElementsByTagName', 'Callback'), |
181 ('Element', 'getAttribute', 'Callback'), | 168 ('Element', 'getAttribute', 'Callback'), |
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329 return _cpp_partial_map[interface_name] | 316 return _cpp_partial_map[interface_name] |
330 else: | 317 else: |
331 return set([]) | 318 return set([]) |
332 | 319 |
333 def array_type(data_type): | 320 def array_type(data_type): |
334 matched = re.match(r'([\w\d_\s]+)\[\]', data_type) | 321 matched = re.match(r'([\w\d_\s]+)\[\]', data_type) |
335 if not matched: | 322 if not matched: |
336 return None | 323 return None |
337 return matched.group(1) | 324 return matched.group(1) |
338 | 325 |
339 def TypeIdToBlinkName(interface_id, database): | 326 def TypeIdToBlinkName(interface_id): |
340 if database.HasEnum(interface_id): | |
341 return "DOMString" # All enums are strings. | |
342 | |
343 if interface_id in _blink_1916_rename_map: | 327 if interface_id in _blink_1916_rename_map: |
344 interface_id = _blink_1916_rename_map[interface_id] | 328 interface_id = _blink_1916_rename_map[interface_id] |
345 return interface_id | 329 return interface_id |
346 | 330 |
347 def _GetCPPTypeName(interface_name, callback_name, cpp_name): | 331 def _GetCPPTypeName(interface_name, callback_name, cpp_name): |
348 # TODO(vsm): We need to track the original IDL file name in order to recover | 332 # TODO(vsm): We need to track the original IDL file name in order to recover |
349 # the proper CPP name. | 333 # the proper CPP name. |
350 | 334 |
351 cpp_tuple = (interface_name, callback_name) | 335 cpp_tuple = (interface_name, callback_name) |
352 if cpp_tuple in _cpp_callback_map: | 336 if cpp_tuple in _cpp_callback_map: |
353 cpp_type_name = _cpp_callback_map[cpp_tuple] | 337 cpp_type_name = _cpp_callback_map[cpp_tuple] |
354 elif (interface_name, cpp_name) in _cpp_overloaded_callback_map: | 338 elif (interface_name, cpp_name) in _cpp_overloaded_callback_map: |
355 cpp_type_name = _cpp_overloaded_callback_map[(interface_name, cpp_name)] | 339 cpp_type_name = _cpp_overloaded_callback_map[(interface_name, cpp_name)] |
356 else: | 340 else: |
357 cpp_type_name = interface_name | 341 cpp_type_name = interface_name |
358 return cpp_type_name | 342 return cpp_type_name |
359 | 343 |
360 def DeriveQualifiedName(library_name, name): | 344 def DeriveQualifiedName(library_name, name): |
361 return library_name + "." + name | 345 return library_name + "." + name |
362 | 346 |
363 def DeriveNativeName(interface_name, name, suffix): | 347 def DeriveNativeName(interface_name, name, suffix): |
364 fields = ["Native", interface_name, name] | 348 fields = ["Native", interface_name, name] |
365 if suffix != "": | 349 if suffix != "": |
366 fields.append(suffix) | 350 fields.append(suffix) |
367 return "_".join(fields) | 351 return "_".join(fields) |
368 | 352 |
369 def DeriveResolverString(interface_id, operation_id, native_suffix, type_ids, da
tabase, is_custom): | 353 def DeriveResolverString(interface_id, operation_id, native_suffix, type_ids, is
_custom=False): |
370 type_string = \ | 354 type_string = \ |
371 "_".join(map(lambda type_id : TypeIdToBlinkName(type_id, database), type
_ids)) | 355 "_".join(map(TypeIdToBlinkName, type_ids)) |
372 if native_suffix: | 356 if native_suffix: |
373 operation_id = "%s_%s" % (operation_id, native_suffix) | 357 operation_id = "%s_%s" % (operation_id, native_suffix) |
374 if is_custom: | 358 if is_custom: |
375 components = \ | 359 components = \ |
376 [TypeIdToBlinkName(interface_id, database), operation_id] | 360 [TypeIdToBlinkName(interface_id), operation_id] |
377 else: | 361 else: |
378 components = \ | 362 components = \ |
379 [TypeIdToBlinkName(interface_id, database), operation_id, | 363 [TypeIdToBlinkName(interface_id), operation_id, |
380 "RESOLVER_STRING", str(len(type_ids)), type_string] | 364 "RESOLVER_STRING", str(len(type_ids)), type_string] |
381 return "_".join(components) | 365 return "_".join(components) |
382 | 366 |
383 # FIXME(leafp) This should really go elsewhere. I think the right thing | 367 # FIXME(leafp) This should really go elsewhere. I think the right thing |
384 # to do is to add support in the DartLibraries objects in systemhtml | 368 # to do is to add support in the DartLibraries objects in systemhtml |
385 # for emitting top level code in libraries. This can then just be a | 369 # for emitting top level code in libraries. This can then just be a |
386 # normal use of that kind of object | 370 # normal use of that kind of object |
387 def GetNativeLibraryEmitter(emitters, template_loader, | 371 def GetNativeLibraryEmitter(emitters, template_loader, |
388 dartium_output_dir, dart_output_dir, | 372 dartium_output_dir, dart_output_dir, |
389 auxiliary_dir): | 373 auxiliary_dir): |
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619 else: | 603 else: |
620 argument_count = len(arguments) | 604 argument_count = len(arguments) |
621 | 605 |
622 typed_formals = constructor_info.ParametersAsArgumentList(argument_count) | 606 typed_formals = constructor_info.ParametersAsArgumentList(argument_count) |
623 parameters = constructor_info.ParametersAsStringOfVariables(argument_count) | 607 parameters = constructor_info.ParametersAsStringOfVariables(argument_count) |
624 interface_name = self._interface_type_info.interface_name() | 608 interface_name = self._interface_type_info.interface_name() |
625 | 609 |
626 if self._dart_use_blink: | 610 if self._dart_use_blink: |
627 type_ids = [p.type.id for p in arguments[:argument_count]] | 611 type_ids = [p.type.id for p in arguments[:argument_count]] |
628 constructor_callback_id = \ | 612 constructor_callback_id = \ |
629 DeriveResolverString(self._interface.id, cpp_suffix, None, type_ids,
self._database, is_custom) | 613 DeriveResolverString(self._interface.id, cpp_suffix, None, type_ids,
is_custom) |
630 else: | 614 else: |
631 constructor_callback_id = self._interface.id + '_' + constructor_callbac
k_cpp_name | 615 constructor_callback_id = self._interface.id + '_' + constructor_callbac
k_cpp_name |
632 | 616 |
633 if self._dart_use_blink: | 617 if self._dart_use_blink: |
634 # First we emit the toplevel function | 618 # First we emit the toplevel function |
635 dart_native_name = \ | 619 dart_native_name = \ |
636 DeriveNativeName(self._interface.id, constructor_callback_cpp_name,
"") | 620 DeriveNativeName(self._interface.id, constructor_callback_cpp_name,
"") |
637 if constructor_callback_id in _cpp_resolver_string_map: | 621 if constructor_callback_id in _cpp_resolver_string_map: |
638 constructor_callback_id = \ | 622 constructor_callback_id = \ |
639 _cpp_resolver_string_map[constructor_callback_id] | 623 _cpp_resolver_string_map[constructor_callback_id] |
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1044 # | 1028 # |
1045 # class YImpl extends ListBase<T> { copies of transitive XImpl methods; } | 1029 # class YImpl extends ListBase<T> { copies of transitive XImpl methods; } |
1046 # | 1030 # |
1047 dart_element_type = self._DartType(element_type) | 1031 dart_element_type = self._DartType(element_type) |
1048 if self._HasNativeIndexGetter(): | 1032 if self._HasNativeIndexGetter(): |
1049 self._EmitNativeIndexGetter(dart_element_type) | 1033 self._EmitNativeIndexGetter(dart_element_type) |
1050 elif self._HasExplicitIndexedGetter(): | 1034 elif self._HasExplicitIndexedGetter(): |
1051 self._EmitExplicitIndexedGetter(dart_element_type) | 1035 self._EmitExplicitIndexedGetter(dart_element_type) |
1052 else: | 1036 else: |
1053 if self._dart_use_blink: | 1037 if self._dart_use_blink: |
1054 is_custom = any((op.id == 'item' and 'Custom' in op.ext_attrs) for op
in self._interface.operations) | |
1055 dart_native_name = \ | 1038 dart_native_name = \ |
1056 DeriveNativeName(self._interface.id, "NativeIndexed", "Getter") | 1039 DeriveNativeName(self._interface.id, "NativeIndexed", "Getter") |
1057 # First emit a toplevel function to do the native call | 1040 # First emit a toplevel function to do the native call |
1058 # Calls to this are emitted elsewhere, | 1041 # Calls to this are emitted elsewhere, |
1059 resolver_string = \ | 1042 resolver_string = \ |
1060 DeriveResolverString(self._interface.id, "item", "Callback", | 1043 DeriveResolverString(self._interface.id, "item", "Callback", |
1061 ["unsigned long"], self._database, is_custom) | 1044 ["unsigned long"]) |
1062 if resolver_string in _cpp_resolver_string_map: | 1045 if resolver_string in _cpp_resolver_string_map: |
1063 resolver_string = \ | 1046 resolver_string = \ |
1064 _cpp_resolver_string_map[resolver_string] | 1047 _cpp_resolver_string_map[resolver_string] |
1065 self._native_library_emitter.Emit( | 1048 self._native_library_emitter.Emit( |
1066 '\n' | 1049 '\n' |
1067 '$(DART_NATIVE_NAME)(mthis, index) ' | 1050 '$(DART_NATIVE_NAME)(mthis, index) ' |
1068 'native "$(RESOLVER_STRING)";\n', | 1051 'native "$(RESOLVER_STRING)";\n', |
1069 DART_NATIVE_NAME = dart_native_name, | 1052 DART_NATIVE_NAME = dart_native_name, |
1070 RESOLVER_STRING=resolver_string) | 1053 RESOLVER_STRING=resolver_string) |
1071 | 1054 |
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1190 elif not needs_dispatcher: | 1173 elif not needs_dispatcher: |
1191 # Bind directly to native implementation | 1174 # Bind directly to native implementation |
1192 argument_count = (0 if info.IsStatic() else 1) + len(info.param_infos) | 1175 argument_count = (0 if info.IsStatic() else 1) + len(info.param_infos) |
1193 native_suffix = 'Callback' | 1176 native_suffix = 'Callback' |
1194 auto_scope_setup = self._GenerateAutoSetupScope(info.name, native_suffix) | 1177 auto_scope_setup = self._GenerateAutoSetupScope(info.name, native_suffix) |
1195 if self._dart_use_blink: | 1178 if self._dart_use_blink: |
1196 type_ids = [argument.type.id | 1179 type_ids = [argument.type.id |
1197 for argument in operation.arguments[:len(info.param_infos)
]] | 1180 for argument in operation.arguments[:len(info.param_infos)
]] |
1198 resolver_string = \ | 1181 resolver_string = \ |
1199 DeriveResolverString(self._interface.id, operation.id, | 1182 DeriveResolverString(self._interface.id, operation.id, |
1200 native_suffix, type_ids, self._database, is_c
ustom) | 1183 native_suffix, type_ids, is_custom) |
1201 else: | 1184 else: |
1202 resolver_string = None | 1185 resolver_string = None |
1203 cpp_callback_name = self._GenerateNativeBinding( | 1186 cpp_callback_name = self._GenerateNativeBinding( |
1204 info.name, argument_count, dart_declaration, | 1187 info.name, argument_count, dart_declaration, |
1205 info.IsStatic(), return_type, parameters, | 1188 info.IsStatic(), return_type, parameters, |
1206 native_suffix, is_custom, auto_scope_setup, | 1189 native_suffix, is_custom, auto_scope_setup, |
1207 resolver_string=resolver_string) | 1190 resolver_string=resolver_string) |
1208 if not is_custom: | 1191 if not is_custom: |
1209 self._GenerateOperationNativeCallback(operation, operation.arguments, cp
p_callback_name, auto_scope_setup) | 1192 self._GenerateOperationNativeCallback(operation, operation.arguments, cp
p_callback_name, auto_scope_setup) |
1210 else: | 1193 else: |
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1226 static = True | 1209 static = True |
1227 if not operation.is_static: | 1210 if not operation.is_static: |
1228 actuals = ['mthis'] + actuals | 1211 actuals = ['mthis'] + actuals |
1229 actuals_s = ", ".join(actuals) | 1212 actuals_s = ", ".join(actuals) |
1230 dart_declaration = '%s(%s)' % ( | 1213 dart_declaration = '%s(%s)' % ( |
1231 base_name, actuals_s) | 1214 base_name, actuals_s) |
1232 type_ids = [argument.type.id | 1215 type_ids = [argument.type.id |
1233 for argument in operation.arguments[:argument_count]] | 1216 for argument in operation.arguments[:argument_count]] |
1234 resolver_string = \ | 1217 resolver_string = \ |
1235 DeriveResolverString(self._interface.id, operation.id, | 1218 DeriveResolverString(self._interface.id, operation.id, |
1236 native_suffix, type_ids, self._database, is_c
ustom) | 1219 native_suffix, type_ids) |
1237 else: | 1220 else: |
1238 base_name = '_%s_%s' % (operation.id, version) | 1221 base_name = '_%s_%s' % (operation.id, version) |
1239 overload_name = base_name | 1222 overload_name = base_name |
1240 static = operation.is_static | 1223 static = operation.is_static |
1241 actuals_s = ", ".join(actuals) | 1224 actuals_s = ", ".join(actuals) |
1242 dart_declaration = '%s%s %s(%s)' % ( | 1225 dart_declaration = '%s%s %s(%s)' % ( |
1243 'static ' if static else '', | 1226 'static ' if static else '', |
1244 return_type, | 1227 return_type, |
1245 overload_name, actuals_s) | 1228 overload_name, actuals_s) |
1246 resolver_string = None | 1229 resolver_string = None |
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1688 self._renamer.GetLibraryName(self._interface), | 1671 self._renamer.GetLibraryName(self._interface), |
1689 self._interface, idl_name, ' ') | 1672 self._interface, idl_name, ' ') |
1690 dart_native_name = \ | 1673 dart_native_name = \ |
1691 DeriveNativeName(self._interface.id, idl_name, native_suffix) | 1674 DeriveNativeName(self._interface.id, idl_name, native_suffix) |
1692 | 1675 |
1693 if (resolver_string): | 1676 if (resolver_string): |
1694 native_binding = resolver_string | 1677 native_binding = resolver_string |
1695 else: | 1678 else: |
1696 native_binding_id = self._interface.id | 1679 native_binding_id = self._interface.id |
1697 if self._dart_use_blink: | 1680 if self._dart_use_blink: |
1698 native_binding_id = TypeIdToBlinkName(native_binding_id, self._databas
e) | 1681 native_binding_id = TypeIdToBlinkName(native_binding_id) |
1699 native_binding = \ | 1682 native_binding = \ |
1700 '%s_%s_%s' % (native_binding_id, idl_name, native_suffix) | 1683 '%s_%s_%s' % (native_binding_id, idl_name, native_suffix) |
1701 | 1684 |
1702 if self._dart_use_blink: | 1685 if self._dart_use_blink: |
1703 if not static: | 1686 if not static: |
1704 formals = ", ".join(['mthis'] + parameters) | 1687 formals = ", ".join(['mthis'] + parameters) |
1705 actuals = ", ".join(['this'] + parameters) | 1688 actuals = ", ".join(['this'] + parameters) |
1706 else: | 1689 else: |
1707 formals = ", ".join(parameters) | 1690 formals = ", ".join(parameters) |
1708 actuals = ", ".join(parameters) | 1691 actuals = ", ".join(parameters) |
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1995 e.Emit("};\n"); | 1978 e.Emit("};\n"); |
1996 e.Emit('\n'); | 1979 e.Emit('\n'); |
1997 e.Emit('} // namespace WebCore\n'); | 1980 e.Emit('} // namespace WebCore\n'); |
1998 | 1981 |
1999 def _IsOptionalStringArgumentInInitEventMethod(interface, operation, argument): | 1982 def _IsOptionalStringArgumentInInitEventMethod(interface, operation, argument): |
2000 return ( | 1983 return ( |
2001 interface.id.endswith('Event') and | 1984 interface.id.endswith('Event') and |
2002 operation.id.startswith('init') and | 1985 operation.id.startswith('init') and |
2003 argument.ext_attrs.get('Default') == 'Undefined' and | 1986 argument.ext_attrs.get('Default') == 'Undefined' and |
2004 argument.type.id == 'DOMString') | 1987 argument.type.id == 'DOMString') |
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