V2TIM_CONVERSATION_FILTER_TYPE_NONE
V2TIM_CONVERSATION_FILTER_TYPE_NONE: 0
V2TIM_CONVERSATION_FILTER_TYPE_CONVERSATION_MARK
V2TIM_CONVERSATION_FILTER_TYPE_CONVERSATION_MARK: 1
V2TIM_CONVERSATION_FILTER_TYPE_CONVERSATION_GROUP
V2TIM_CONVERSATION_FILTER_TYPE_CONVERSATION_GROUP: 2
V2TIM_CONVERSATION_FILTER_TYPE_HAS_UNREAD_COUNT
V2TIM_CONVERSATION_FILTER_TYPE_HAS_UNREAD_COUNT: 4
V2TIM_CONVERSATION_FILTER_TYPE_HAS_GROUP_AT_INFO
V2TIM_CONVERSATION_FILTER_TYPE_HAS_GROUP_AT_INFO: 8
会话过滤类型