def _query_from_native(cls, query_exec_ptr, obj, params_ptr): # this can raise, in which case the native call to # bt_component_class_query() returns NULL if params_ptr is not None: native_bt.get(params_ptr) params = bt2.values._create_from_ptr(params_ptr) else: params = None native_bt.get(query_exec_ptr) query_exec = bt2.QueryExecutor._create_from_ptr(query_exec_ptr) # this can raise, but the native side checks the exception results = cls._query(query_exec, obj, params) if results is NotImplemented: return results # this can raise, but the native side checks the exception results = bt2.create_value(results) if results is None: results_addr = int(native_bt.value_null) else: # return new reference results._get() results_addr = int(results._ptr) return results_addr
def _query_from_native(cls, query_exec_ptr, obj, params_ptr): # this can raise, in which case the native call to # bt_component_class_query() returns NULL if params_ptr is not None: native_bt.get(params_ptr) params = bt2.values._create_from_ptr(params_ptr) else: params = None native_bt.get(query_exec_ptr) query_exec = bt2.QueryExecutor._create_from_ptr(query_exec_ptr) # this can raise, but the native side checks the exception results = cls._query(query_exec, obj, params) if results is NotImplemented: return results # this can raise, but the native side checks the exception results = bt2.create_value(results) if results is None: results_addr = int(native_bt.value_null) else: # return new reference results._get() results_addr = int(results._ptr) return results_addr
def _port_disconnected_from_native(self, port_ptr): native_bt.get(port_ptr) port = bt2.port._create_private_from_ptr(port_ptr) try: self._port_disconnected(port) except: if not _NO_PRINT_TRACEBACK: traceback.print_exc()
def _port_disconnected_from_native(self, port_ptr): native_bt.get(port_ptr) port = bt2.port._create_private_from_ptr(port_ptr) try: self._port_disconnected(port) except: if not _NO_PRINT_TRACEBACK: traceback.print_exc()
def _accept_port_connection_from_native(self, port_ptr, other_port_ptr): native_bt.get(port_ptr) native_bt.get(other_port_ptr) port = bt2.port._create_private_from_ptr(port_ptr) other_port = bt2.port._create_from_ptr(other_port_ptr) res = self._accept_port_connection(port, other_port_ptr) if type(res) is not bool: raise TypeError("'{}' is not a 'bool' object") return res
def _accept_port_connection_from_native(self, port_ptr, other_port_ptr): native_bt.get(port_ptr) native_bt.get(other_port_ptr) port = bt2.port._create_private_from_ptr(port_ptr) other_port = bt2.port._create_from_ptr(other_port_ptr) res = self._accept_port_connection(port, other_port_ptr) if type(res) is not bool: raise TypeError("'{}' is not a 'bool' object") return res
def _init_from_native(cls, comp_ptr, params_ptr): # create instance, not user-initialized yet self = cls.__new__(cls) # pointer to native private component object (weak/borrowed) self._ptr = comp_ptr # call user's __init__() method if params_ptr is not None: native_bt.get(params_ptr) params = bt2.values._create_from_ptr(params_ptr) else: params = None self.__init__(params) return self
def _init_from_native(cls, comp_ptr, params_ptr): # create instance, not user-initialized yet self = cls.__new__(cls) # pointer to native private component object (weak/borrowed) self._ptr = comp_ptr # call user's __init__() method if params_ptr is not None: native_bt.get(params_ptr) params = bt2.values._create_from_ptr(params_ptr) else: params = None self.__init__(params) return self
def _get(self): native_bt.get(self._ptr)
def _get(self): native_bt.get(self._ptr)