def PpapiBindingGlueCpp(scope, type_defn):
"""Gets the PPAPI glue implementation for a given type.
Args:
scope: a Definition for the scope in which the glue will be written.
type_defn: a Definition, representing the type.
Returns:
a string, the glue implementation.
"""
glue_class = type_defn.name + '_glue'
run_function, unused_check = cpp_utils.GetFunctionPrototype(
scope, _MakeRunFunction(scope, type_defn), glue_class + '::')
if 'async' in type_defn.attributes:
async_param = 'true'
else:
async_param = 'false'
callback_glue = 'return RunCallback(instance_, object_, %s' % async_param
if type_defn.params:
callback_glue += ', '.join([''] + [t.name for t in type_defn.params])
callback_glue += ')'
return _ppapi_binding_glue_cpp_template.substitute(
GlueClass=glue_class,
RunFunction=run_function,
CallbackGlue=callback_glue)
def Function(self, parent_section, scope, obj):
"""Generates the code for a Function definition.
Args:
parent_section: the main section of the parent scope.
scope: the parent scope.
obj: the Function definition.
Returns:
a list of (boolean, Definition) pairs, of all the types that need
to be declared (boolean is False) or defined (boolean is True) before
this definition.
"""
section = self.GetSectionFromAttributes(parent_section, obj)
self.Documentation(section, scope, obj)
# create temporary function for generating Java syntax
func_name = naming.Normalize(obj.name, naming.Java)
function = syntax_tree.Function(obj.source, obj.attributes, func_name,
None, [])
function.type_defn = obj.type_defn
function.parent = obj.parent
function.params = obj.params
prototype, check_types = cpp_utils.GetFunctionPrototype(
scope, function, '')
section.EmitCode(prototype + ';')
return check_types
def PpapiBindingGlueHeader(scope, type_defn):
"""Gets the PPAPI glue header for a given type.
Args:
scope: a Definition for the scope in which the glue will be written.
type_defn: a Definition, representing the type.
Returns:
a string, the glue header.
"""
glue_class = type_defn.name + '_glue'
base_class = cpp_utils.GetScopedName(scope, type_defn)
run_function, unused_check = cpp_utils.GetFunctionPrototype(
scope, _MakeRunFunction(scope, type_defn), '')
return _ppapi_binding_glue_header_template.substitute(
GlueClass=glue_class, BaseClass=base_class, RunFunction=run_function)