in tools/make_cpptoc_impl.py [0:0]
def make_cpptoc_function_impl_new(cls, name, func, defined_names, base_scoped):
# Special handling for the cef_shutdown global function.
is_cef_shutdown = name == 'cef_shutdown' and isinstance(
func.parent, obj_header)
# retrieve the C API prototype parts
parts = func.get_capi_parts(defined_names)
result = make_cpptoc_impl_proto(name, func, parts) + ' {'
if isinstance(func.parent, obj_class) and \
not func.parent.has_attrib('no_debugct_check') and \
not base_scoped:
result += '\n shutdown_checker::AssertNotShutdown();\n'
invalid = []
# retrieve the function arguments
args = func.get_arguments()
# determine the argument types
for arg in args:
if arg.get_arg_type() == 'invalid':
invalid.append(arg.get_name())
# retrieve the function return value
retval = func.get_retval()
retval_type = retval.get_retval_type()
if retval_type == 'invalid':
invalid.append('(return value)')
retval_default = ''
else:
retval_default = retval.get_retval_default(True)
if len(retval_default) > 0:
retval_default = ' ' + retval_default
if len(invalid) > 0:
notify(name + ' could not be autogenerated')
# code could not be auto-generated
result += '\n // BEGIN DELETE BEFORE MODIFYING'
result += '\n // AUTO-GENERATED CONTENT'
result += '\n // COULD NOT IMPLEMENT DUE TO: ' + ', '.join(invalid)
result += '\n #pragma message("Warning: "__FILE__": ' + name + ' is not implemented")'
result += '\n // END DELETE BEFORE MODIFYING'
result += '\n}\n\n'
return result
result += '\n // AUTO-GENERATED CONTENT - DELETE THIS COMMENT BEFORE MODIFYING\n'
result_len = len(result)
optional = []
# parameter verification
if isinstance(func, obj_function_virtual):
result += '\n DCHECK(self);'\
'\n if (!self)'\
'\n return'+retval_default+';'
for arg in args:
arg_type = arg.get_arg_type()
arg_name = arg.get_type().get_name()
# skip optional params
optional_params = arg.parent.get_attrib_list('optional_param')
if not optional_params is None and arg_name in optional_params:
optional.append(arg_name)
continue
comment = '\n // Verify param: ' + arg_name + '; type: ' + arg_type
if arg_type == 'simple_byref' or arg_type == 'simple_byref_const' or \
arg_type == 'simple_byaddr' or arg_type == 'bool_byref' or arg_type == 'bool_byaddr' or \
arg_type == 'struct_byref_const' or arg_type == 'struct_byref' or \
arg_type == 'string_byref_const' or arg_type == 'string_byref' or \
arg_type == 'refptr_same' or arg_type == 'refptr_same_byref' or \
arg_type == 'refptr_diff' or arg_type == 'refptr_diff_byref' or \
arg_type == 'ownptr_same' or arg_type == 'ownptr_same_byref' or \
arg_type == 'ownptr_diff' or arg_type == 'ownptr_diff_byref' or \
arg_type == 'rawptr_same' or arg_type == 'rawptr_same_byref' or \
arg_type == 'rawptr_diff' or arg_type == 'rawptr_diff_byref' or \
arg_type == 'string_vec_byref' or arg_type == 'string_vec_byref_const' or \
arg_type == 'string_map_single_byref' or arg_type == 'string_map_single_byref_const' or \
arg_type == 'string_map_multi_byref' or arg_type == 'string_map_multi_byref_const':
result += comment+\
'\n DCHECK('+arg_name+');'\
'\n if (!'+arg_name+')'\
'\n return'+retval_default+';'
elif arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref' or \
arg_type == 'refptr_vec_same_byref' or arg_type == 'refptr_vec_diff_byref' or \
arg_type == 'ownptr_vec_same_byref' or arg_type == 'ownptr_vec_diff_byref' or \
arg_type == 'rawptr_vec_same_byref' or arg_type == 'rawptr_vec_diff_byref':
result += comment+\
'\n DCHECK('+arg_name+'Count && (*'+arg_name+'Count == 0 || '+arg_name+'));'\
'\n if (!'+arg_name+'Count || (*'+arg_name+'Count > 0 && !'+arg_name+'))'\
'\n return'+retval_default+';'
elif arg_type == 'simple_vec_byref_const' or arg_type == 'bool_vec_byref_const' or \
arg_type == 'refptr_vec_same_byref_const' or arg_type == 'refptr_vec_diff_byref_const' or \
arg_type == 'ownptr_vec_same_byref_const' or arg_type == 'ownptr_vec_diff_byref_const' or \
arg_type == 'rawptr_vec_same_byref_const' or arg_type == 'rawptr_vec_diff_byref_const':
result += comment+\
'\n DCHECK('+arg_name+'Count == 0 || '+arg_name+');'\
'\n if ('+arg_name+'Count > 0 && !'+arg_name+')'\
'\n return'+retval_default+';'
# check index params
index_params = arg.parent.get_attrib_list('index_param')
if not index_params is None and arg_name in index_params:
result += comment+\
'\n DCHECK_GE('+arg_name+', 0);'\
'\n if ('+arg_name+' < 0)'\
'\n return'+retval_default+';'
if len(optional) > 0:
# Wrap the comment at 80 characters.
str = '\n // Unverified params: ' + optional[0]
for name in optional[1:]:
str += ','
if len(str) + len(name) + 1 > 80:
result += str
str = '\n //'
str += ' ' + name
result += str
if len(result) != result_len:
result += '\n'
result_len = len(result)
# parameter translation
params = []
for arg in args:
arg_type = arg.get_arg_type()
arg_name = arg.get_type().get_name()
comment = '\n // Translate param: ' + arg_name + '; type: ' + arg_type
if arg_type == 'simple_byval' or arg_type == 'simple_byaddr':
params.append(arg_name)
elif arg_type == 'simple_byref' or arg_type == 'simple_byref_const':
data_type = arg.get_type().get_type()
default = arg.get_type().get_result_simple_default()
result += comment+\
'\n '+data_type+' '+arg_name+'Val = '+arg_name+'?*'+arg_name+':'+default+';'
params.append(arg_name + 'Val')
elif arg_type == 'bool_byval':
params.append(arg_name + '?true:false')
elif arg_type == 'bool_byref' or arg_type == 'bool_byaddr':
result += comment+\
'\n bool '+arg_name+'Bool = ('+arg_name+' && *'+arg_name+')?true:false;'
if arg_type == 'bool_byref':
params.append(arg_name + 'Bool')
else:
params.append('&' + arg_name + 'Bool')
elif arg_type == 'struct_byref_const':
struct_type = arg.get_type().get_type()
result += comment+\
'\n '+struct_type+' '+arg_name+'Obj;'\
'\n if ('+arg_name+')'\
'\n '+arg_name+'Obj.Set(*'+arg_name+', false);'
params.append(arg_name + 'Obj')
elif arg_type == 'struct_byref':
struct_type = arg.get_type().get_type()
result += comment+\
'\n '+struct_type+' '+arg_name+'Obj;'\
'\n if ('+arg_name+')'\
'\n '+arg_name+'Obj.AttachTo(*'+arg_name+');'
params.append(arg_name + 'Obj')
elif arg_type == 'string_byref_const':
params.append('CefString(' + arg_name + ')')
elif arg_type == 'string_byref':
result += comment+\
'\n CefString '+arg_name+'Str('+arg_name+');'
params.append(arg_name + 'Str')
elif arg_type == 'refptr_same' or arg_type == 'refptr_diff':
ptr_class = arg.get_type().get_ptr_type()
if arg_type == 'refptr_same':
params.append(ptr_class + 'CppToC::Unwrap(' + arg_name + ')')
else:
params.append(ptr_class + 'CToCpp::Wrap(' + arg_name + ')')
elif arg_type == 'ownptr_same' or arg_type == 'rawptr_same':
ptr_class = arg.get_type().get_ptr_type()
if arg_type == 'ownptr_same':
params.append(ptr_class + 'CppToC::UnwrapOwn(' + arg_name + ')')
else:
params.append(ptr_class + 'CppToC::UnwrapRaw(' + arg_name + ')')
elif arg_type == 'ownptr_diff' or arg_type == 'rawptr_diff':
ptr_class = arg.get_type().get_ptr_type()
result += comment+\
'\n CefOwnPtr<'+ptr_class+'> '+arg_name+'Ptr('+ptr_class+'CToCpp::Wrap('+arg_name+'));'
if arg_type == 'ownptr_diff':
params.append('std::move(' + arg_name + 'Ptr)')
else:
params.append(arg_name + 'Ptr.get()')
elif arg_type == 'refptr_same_byref' or arg_type == 'refptr_diff_byref':
ptr_class = arg.get_type().get_ptr_type()
if arg_type == 'refptr_same_byref':
assign = ptr_class + 'CppToC::Unwrap(*' + arg_name + ')'
else:
assign = ptr_class + 'CToCpp::Wrap(*' + arg_name + ')'
result += comment+\
'\n CefRefPtr<'+ptr_class+'> '+arg_name+'Ptr;'\
'\n if ('+arg_name+' && *'+arg_name+')'\
'\n '+arg_name+'Ptr = '+assign+';'\
'\n '+ptr_class+'* '+arg_name+'Orig = '+arg_name+'Ptr.get();'
params.append(arg_name + 'Ptr')
elif arg_type == 'string_vec_byref' or arg_type == 'string_vec_byref_const':
result += comment+\
'\n std::vector<CefString> '+arg_name+'List;'\
'\n transfer_string_list_contents('+arg_name+', '+arg_name+'List);'
params.append(arg_name + 'List')
elif arg_type == 'string_map_single_byref' or arg_type == 'string_map_single_byref_const':
result += comment+\
'\n std::map<CefString, CefString> '+arg_name+'Map;'\
'\n transfer_string_map_contents('+arg_name+', '+arg_name+'Map);'
params.append(arg_name + 'Map')
elif arg_type == 'string_map_multi_byref' or arg_type == 'string_map_multi_byref_const':
result += comment+\
'\n std::multimap<CefString, CefString> '+arg_name+'Multimap;'\
'\n transfer_string_multimap_contents('+arg_name+', '+arg_name+'Multimap);'
params.append(arg_name + 'Multimap')
elif arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref' or \
arg_type == 'refptr_vec_same_byref' or arg_type == 'refptr_vec_diff_byref':
vec_type = arg.get_type().get_vector_type()
if arg_type == 'simple_vec_byref':
assign = arg_name + '[i]'
elif arg_type == 'bool_vec_byref':
assign = arg_name + '[i]?true:false'
elif arg_type == 'refptr_vec_same_byref':
ptr_class = arg.get_type().get_ptr_type()
assign = ptr_class + 'CppToC::Unwrap(' + arg_name + '[i])'
elif arg_type == 'refptr_vec_diff_byref':
ptr_class = arg.get_type().get_ptr_type()
assign = ptr_class + 'CToCpp::Wrap(' + arg_name + '[i])'
result += comment+\
'\n std::vector<'+vec_type+' > '+arg_name+'List;'\
'\n if ('+arg_name+'Count && *'+arg_name+'Count > 0 && '+arg_name+') {'\
'\n for (size_t i = 0; i < *'+arg_name+'Count; ++i) {'\
'\n '+arg_name+'List.push_back('+assign+');'\
'\n }'\
'\n }'
params.append(arg_name + 'List')
elif arg_type == 'simple_vec_byref_const' or arg_type == 'bool_vec_byref_const' or \
arg_type == 'refptr_vec_same_byref_const' or arg_type == 'refptr_vec_diff_byref_const' or \
arg_type == 'rawptr_vec_same_byref_const' or arg_type == 'rawptr_vec_diff_byref_const':
vec_type = arg.get_type().get_vector_type()
if arg_type == 'simple_vec_byref_const':
assign = arg_name + '[i]'
elif arg_type == 'bool_vec_byref_const':
assign = arg_name + '[i]?true:false'
else:
ptr_class = arg.get_type().get_ptr_type()
if arg_type == 'refptr_vec_same_byref_const':
assign = ptr_class + 'CppToC::Unwrap(' + arg_name + '[i])'
elif arg_type == 'refptr_vec_diff_byref_const':
assign = ptr_class + 'CToCpp::Wrap(' + arg_name + '[i])'
elif arg_type == 'rawptr_vec_same_byref_const':
assign = ptr_class + 'CppToC::UnwrapRaw(' + arg_name + '[i])'
elif arg_type == 'rawptr_vec_diff_byref_const':
assign = ptr_class + 'CToCpp::Wrap(' + arg_name + '[i]).release()'
result += comment+\
'\n std::vector<'+vec_type+' > '+arg_name+'List;'\
'\n if ('+arg_name+'Count > 0) {'\
'\n for (size_t i = 0; i < '+arg_name+'Count; ++i) {'\
'\n '+vec_type+' '+arg_name+'Val = '+assign+';'\
'\n '+arg_name+'List.push_back('+arg_name+'Val);'\
'\n }'\
'\n }'
params.append(arg_name + 'List')
else:
raise Exception('Unsupported argument type %s for parameter %s in %s' %
(arg_type, arg_name, name))
if len(result) != result_len:
result += '\n'
result_len = len(result)
if is_cef_shutdown:
result += '\n\n#if DCHECK_IS_ON()'\
'\n shutdown_checker::SetIsShutdown();'\
'\n#endif\n'
# execution
result += '\n // Execute\n '
if retval_type != 'none':
# has a return value
if retval_type == 'simple':
result += retval.get_type().get_result_simple_type()
else:
result += retval.get_type().get_type()
result += ' _retval = '
if isinstance(func.parent, obj_class):
# virtual and static class methods
if isinstance(func, obj_function_virtual):
if cls.get_name() == func.parent.get_name():
# virtual method for the current class
result += func.parent.get_name() + 'CppToC::Get(self)->'
else:
# virtual method for a parent class
result += cls.get_name(
) + 'CppToC::Get(reinterpret_cast<' + cls.get_capi_name() + '*>(self))->'
else:
result += func.parent.get_name() + '::'
result += func.get_name() + '('
if len(params) > 0:
result += '\n ' + ',\n '.join(params)
result += ');\n'
result_len = len(result)
# parameter restoration
for arg in args:
arg_type = arg.get_arg_type()
arg_name = arg.get_type().get_name()
comment = '\n // Restore param: ' + arg_name + '; type: ' + arg_type
if arg_type == 'simple_byref':
result += comment+\
'\n if ('+arg_name+')'\
'\n *'+arg_name+' = '+arg_name+'Val;'
elif arg_type == 'bool_byref' or arg_type == 'bool_byaddr':
result += comment+\
'\n if ('+arg_name+')'\
'\n *'+arg_name+' = '+arg_name+'Bool?true:false;'
elif arg_type == 'struct_byref':
result += comment+\
'\n if ('+arg_name+')'\
'\n '+arg_name+'Obj.DetachTo(*'+arg_name+');'
elif arg_type == 'refptr_same_byref' or arg_type == 'refptr_diff_byref':
ptr_class = arg.get_type().get_ptr_type()
if arg_type == 'refptr_same_byref':
assign = ptr_class + 'CppToC::Wrap(' + arg_name + 'Ptr)'
else:
assign = ptr_class + 'CToCpp::Unwrap(' + arg_name + 'Ptr)'
result += comment+\
'\n if ('+arg_name+') {'\
'\n if ('+arg_name+'Ptr.get()) {'\
'\n if ('+arg_name+'Ptr.get() != '+arg_name+'Orig) {'\
'\n *'+arg_name+' = '+assign+';'\
'\n }'\
'\n } else {'\
'\n *'+arg_name+' = nullptr;'\
'\n }'\
'\n }'
elif arg_type == 'string_vec_byref':
result += comment+\
'\n cef_string_list_clear('+arg_name+');'\
'\n transfer_string_list_contents('+arg_name+'List, '+arg_name+');'
elif arg_type == 'string_map_single_byref':
result += comment+\
'\n cef_string_map_clear('+arg_name+');'\
'\n transfer_string_map_contents('+arg_name+'Map, '+arg_name+');'
elif arg_type == 'string_map_multi_byref':
result += comment+\
'\n cef_string_multimap_clear('+arg_name+');'\
'\n transfer_string_multimap_contents('+arg_name+'Multimap, '+arg_name+');'
elif arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref' or \
arg_type == 'refptr_vec_same_byref' or arg_type == 'refptr_vec_diff_byref':
if arg_type == 'simple_vec_byref' or arg_type == 'bool_vec_byref':
assign = arg_name + 'List[i]'
elif arg_type == 'refptr_vec_same_byref':
ptr_class = arg.get_type().get_ptr_type()
assign = ptr_class + 'CppToC::Wrap(' + arg_name + 'List[i])'
elif arg_type == 'refptr_vec_diff_byref':
ptr_class = arg.get_type().get_ptr_type()
assign = ptr_class + 'CToCpp::Unwrap(' + arg_name + 'List[i])'
result += comment+\
'\n if ('+arg_name+'Count && '+arg_name+') {'\
'\n *'+arg_name+'Count = std::min('+arg_name+'List.size(), *'+arg_name+'Count);'\
'\n if (*'+arg_name+'Count > 0) {'\
'\n for (size_t i = 0; i < *'+arg_name+'Count; ++i) {'\
'\n '+arg_name+'[i] = '+assign+';'\
'\n }'\
'\n }'\
'\n }'
elif arg_type == 'rawptr_vec_diff_byref_const':
result += comment+\
'\n if ('+arg_name+'Count > 0) {'\
'\n for (size_t i = 0; i < '+arg_name+'Count; ++i) {'\
'\n delete '+arg_name+'List[i];'\
'\n }'\
'\n }'
if len(result) != result_len:
result += '\n'
result_len = len(result)
if len(result) != result_len:
result += '\n'
result_len = len(result)
# return translation
if retval_type != 'none':
# has a return value
result += '\n // Return type: ' + retval_type
if retval_type == 'simple' or retval_type == 'bool':
result += '\n return _retval;'
elif retval_type == 'string':
result += '\n return _retval.DetachToUserFree();'
elif retval_type == 'refptr_same':
ptr_class = retval.get_type().get_ptr_type()
result += '\n return ' + ptr_class + 'CppToC::Wrap(_retval);'
elif retval_type == 'refptr_diff':
ptr_class = retval.get_type().get_ptr_type()
result += '\n return ' + ptr_class + 'CToCpp::Unwrap(_retval);'
elif retval_type == 'ownptr_same':
ptr_class = retval.get_type().get_ptr_type()
result += '\n return ' + ptr_class + 'CppToC::WrapOwn(std::move(_retval));'
elif retval_type == 'ownptr_diff':
ptr_class = retval.get_type().get_ptr_type()
result += '\n return ' + ptr_class + 'CToCpp::UnwrapOwn(std::move(_retval));'
else:
raise Exception('Unsupported return type %s in %s' % (retval_type, name))
if len(result) != result_len:
result += '\n'
result += '}\n\n'
return result