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fix: scroll bar stuck to bottom (fix #5755)
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909deb0feb
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38df897e02
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@ -695,7 +695,7 @@ void GenericChatForm::loadHistoryTo(const QDateTime &time)
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}
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}
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void GenericChatForm::loadHistoryFrom(const QDateTime &time)
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bool GenericChatForm::loadHistoryFrom(const QDateTime &time)
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{
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chatWidget->setScroll(false);
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auto begin = ChatLogIdx(0);
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@ -707,10 +707,20 @@ void GenericChatForm::loadHistoryFrom(const QDateTime &time)
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int add = DEF_NUM_MSG_TO_LOAD;
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if (begin.get() + DEF_NUM_MSG_TO_LOAD > chatLog.getNextIdx().get()) {
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auto t = chatLog.getNextIdx();
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add = chatLog.getNextIdx().get() - begin.get();
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}
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if (add <= 1) {
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chatWidget->setScroll(true);
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return false;
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}
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auto end = ChatLogIdx(begin.get() + add);
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renderMessages(begin, end);
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return true;
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}
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void GenericChatForm::removeFirstsMessages(const int num)
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@ -1159,9 +1169,10 @@ void GenericChatForm::loadHistoryUpper()
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}
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auto msg = messages.crbegin()->second;
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loadHistoryFrom(QDateTime());
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if (loadHistoryFrom(QDateTime())) {
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chatWidget->scrollToLine(msg);
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}
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}
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void GenericChatForm::updateShowDateInfo(const ChatLine::Ptr& line)
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{
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@ -137,7 +137,7 @@ private:
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QDateTime getTime(const ChatLine::Ptr& chatLine) const;
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void loadHistory(const QDateTime& time, const LoadHistoryDialog::LoadType type);
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void loadHistoryTo(const QDateTime& time);
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void loadHistoryFrom(const QDateTime& time);
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bool loadHistoryFrom(const QDateTime& time);
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void removeFirstsMessages(const int num);
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void removeLastsMessages(const int num);
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