psi tabs patch

diff --git a/src/widgets/psitabwidget.cpp b/src/widgets/psitabwidget.cpp
index b0087c4b..ba8ea93c 100644
--- a/src/widgets/psitabwidget.cpp
+++ b/src/widgets/psitabwidget.cpp
@@ -266,10 +266,31 @@ void PsiTabWidget::setTabText(QWidget *widget, const QString &label)
 {
     int index = widgets_.indexOf(widget);
     if (index != -1) {
-        QString shortLabel = label;
-        if (label.length() > 40) {
+        auto shortLabel = label;
+        auto textLength = label.length();
+        if (textLength > 40) {
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
             shortLabel = label.left(37) + "...";
-            tabBar_->setTabToolTip(index, label);
+#else
+            shortLabel = label.first(37) + "...";
+#endif
+            auto maxLength = 80;
+            if(textLength > maxLength) {
+                auto multilineLabel = label;
+                int rows = ((textLength % maxLength) > 0) ? textLength / maxLength : textLength / maxLength - 1;
+                while(rows > 0) {
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
+                    multilineLabel.insert(multilineLabel.left(rows*maxLength).lastIndexOf(" ") + 1 , "\n");
+#else
+                    multilineLabel.insert(multilineLabel.first(rows*maxLength).lastIndexOf(" ") + 1 , "\n");
+#endif
+                    rows -= 1;
+                }
+                tabBar_->setTabToolTip(index,  multilineLabel);
+            }
+            else {
+                tabBar_->setTabToolTip(index, label);
+            }
         }
         tabBar_->setTabText(index, shortLabel);
     }