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1 # Copyright 2013 The Chromium Authors. All rights reserved. | 1 # Copyright 2013 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 # This module's classes provide an interface to mojo modules. Modules are | 5 # This module's classes provide an interface to mojo modules. Modules are |
6 # collections of interfaces and structs to be used by mojo ipc clients and | 6 # collections of interfaces and structs to be used by mojo ipc clients and |
7 # servers. | 7 # servers. |
8 # | 8 # |
9 # A simple interface would be created this way: | 9 # A simple interface would be created this way: |
10 # module = mojom.generate.module.Module('Foo') | 10 # module = mojom.generate.module.Module('Foo') |
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456 def AddStruct(self, name, attributes=None): | 456 def AddStruct(self, name, attributes=None): |
457 struct = Struct(name, self, attributes) | 457 struct = Struct(name, self, attributes) |
458 self.structs.append(struct) | 458 self.structs.append(struct) |
459 return struct | 459 return struct |
460 | 460 |
461 def AddUnion(self, name, attributes=None): | 461 def AddUnion(self, name, attributes=None): |
462 union = Union(name, self, attributes) | 462 union = Union(name, self, attributes) |
463 self.unions.append(union) | 463 self.unions.append(union) |
464 return union | 464 return union |
465 | 465 |
466 def GetMojomTypeName(kind): | |
467 """Get the mojom type's name from its kind.""" | |
468 # Note: InterfaceRequest's should use the Interface inside them. | |
469 if IsInterfaceRequestKind(kind): | |
470 return kind.kind.name | |
471 elif hasattr(kind, 'name'): | |
472 return kind.name | |
473 else: | |
474 # These kinds (e.g., simple kinds, maps, and arrays) lack names. | |
475 raise Exception('Unexpected kind: %s' % kind) | |
476 | |
477 def GetPackageName(kind): | 466 def GetPackageName(kind): |
478 """Get the package name from the given kind's module.""" | 467 """Get the package name from the given kind's module.""" |
479 return kind.module.name.split('.')[0] | 468 return kind.module.name.split('.')[0] |
480 | 469 |
481 # TODO(rudominer) Remove this once the switch to the new runtime type | |
482 # discovery mechanism is complete. | |
483 def GetMojomTypeIdentifier(kind): | |
484 """Get the mojom type's unique identifier from the kind's package and name.""" | |
485 # Note: InterfaceRequest's should use the Interface inside them. | |
486 if hasattr(kind, 'module'): | |
487 package = GetPackageName(kind) | |
488 elif IsInterfaceRequestKind(kind): | |
489 package = GetPackageName(kind.kind) | |
490 else: | |
491 # These kinds (e.g., simple kinds and fields) lack identifiers. | |
492 raise Exception('Unexpected kind: %s' % kind) | |
493 return "%s_%s__" % (package, GetMojomTypeName(kind)) | |
494 | |
495 | |
496 # Returns a string of the form package.path.TypeName - the full identifier | |
497 # for an element. | |
498 # TODO(rudominer) Remove this once the switch to the new runtime type | |
499 # discovery mechanism is complete. | |
500 def GetMojomTypeFullIdentifier(kind, exported=True): | |
501 """Get the Full Identifier for a Mojom Type. Format: package.path.TypeName""" | |
502 return '%s.%s' % (kind.module.namespace, GetMojomTypeName(kind)) | |
503 | |
504 | |
505 def IsBoolKind(kind): | 470 def IsBoolKind(kind): |
506 return kind.spec == BOOL.spec | 471 return kind.spec == BOOL.spec |
507 | 472 |
508 | 473 |
509 def IsFloatKind(kind): | 474 def IsFloatKind(kind): |
510 return kind.spec == FLOAT.spec | 475 return kind.spec == FLOAT.spec |
511 | 476 |
512 | 477 |
513 def IsDoubleKind(kind): | 478 def IsDoubleKind(kind): |
514 return kind.spec == DOUBLE.spec | 479 return kind.spec == DOUBLE.spec |
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639 | 604 |
640 def IsCloneableKind(kind): | 605 def IsCloneableKind(kind): |
641 return not ContainsHandles(kind, set()) | 606 return not ContainsHandles(kind, set()) |
642 | 607 |
643 | 608 |
644 def HasCallbacks(interface): | 609 def HasCallbacks(interface): |
645 for method in interface.methods: | 610 for method in interface.methods: |
646 if method.response_parameters != None: | 611 if method.response_parameters != None: |
647 return True | 612 return True |
648 return False | 613 return False |
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