+
+ UiStyle::FormatList fmtList = data(MessageModel::FormatRole).value<UiStyle::FormatList>();
+
+ while(fmtList.count() >=2 && fmtList.at(1).first <= start)
+ fmtList.removeFirst();
+
+ fmtList.first().first = start;
+
+ while(fmtList.count() >= 2 && fmtList.last().first >= end)
+ fmtList.removeLast();
+
+ return QtUi::style()->toTextLayoutList(fmtList, end, UiStyle::Selected|data(ChatLineModel::MsgLabelRole).toUInt()).toVector();
+}
+
+bool ChatItem::hasSelection() const {
+ if(_selectionMode == NoSelection)
+ return false;
+ if(_selectionMode == FullSelection)
+ return true;
+ // partial
+ return _selectionStart != _selectionEnd;
+}
+
+QString ChatItem::selection() const {
+ if(_selectionMode == FullSelection)
+ return data(MessageModel::DisplayRole).toString();
+ if(_selectionMode == PartialSelection)
+ return data(MessageModel::DisplayRole).toString().mid(qMin(_selectionStart, _selectionEnd), qAbs(_selectionStart - _selectionEnd));
+ return QString();
+}
+
+void ChatItem::setSelection(SelectionMode mode, qint16 start, qint16 end) {
+ _selectionMode = mode;
+ _selectionStart = start;
+ _selectionEnd = end;
+ update();