-void ChatScene::setIsFetchingBacklog(bool fetch) {
- if(!isBacklogFetchingEnabled()) return;
-
- if(!fetch) {
- _fetchingBacklog = false;
- } else {
- _fetchingBacklog = true;
- requestBacklogIfNeeded();
- }
-}
-
-void ChatScene::requestBacklogIfNeeded() {
- const int REQUEST_COUNT = 50;
-
- if(!isBacklogFetchingEnabled() || !isFetchingBacklog() || !model()->rowCount()) return;
-
- MsgId msgId = model()->data(model()->index(0, 0), ChatLineModel::MsgIdRole).value<MsgId>();
- if(!_lastBacklogOffset.isValid() || (msgId < _lastBacklogOffset && _lastBacklogSize + REQUEST_COUNT <= model()->rowCount())) {
- Client::backlogManager()->requestBacklog(bufferForBacklogFetching(), REQUEST_COUNT, msgId.toInt());
- _lastBacklogOffset = msgId;
- _lastBacklogSize = model()->rowCount();
+void ChatScene::requestBacklog() {
+ static const int REQUEST_COUNT = 50;
+ int backlogSize = model()->rowCount();
+ if(isSingleBufferScene() && backlogSize != 0 && _lastBacklogSize + REQUEST_COUNT <= backlogSize) {
+ QModelIndex msgIdx = model()->index(0, 0);
+ MsgId msgId = model()->data(msgIdx, ChatLineModel::MsgIdRole).value<MsgId>();
+ BufferId bufferId = model()->data(msgIdx, ChatLineModel::BufferIdRole).value<BufferId>();
+ _lastBacklogSize = backlogSize;
+ Client::backlogManager()->requestBacklog(bufferId, REQUEST_COUNT, msgId.toInt());