Set fixed height for the DateSeparator & TextLabel

include/timeline/TimelineItem.h

@@ -68,12 +68,14 @@ public:
                         this,
                         &TextLabel::adjustHeight);
                 document()->setDocumentMargin(0);
+
+                setFixedHeight(20);
         }
 
         void wheelEvent(QWheelEvent *event) override { event->ignore(); }
 
 private slots:
-        void adjustHeight(const QSizeF &size) { setMinimumHeight(size.height()); }
+        void adjustHeight(const QSizeF &size) { setFixedHeight(size.height()); }
 };
 
 class TimelineItem : public QWidget

include/timeline/TimelineView.h

@@ -86,8 +86,6 @@ class DateSeparator : public QWidget
 public:
         DateSeparator(QDateTime datetime, QWidget *parent = nullptr);
 
-        QSize sizeHint() const override { return QSize(width(), height_ + 2 * HMargin); }
-
         void setTextColor(QColor color) { textColor_ = color; }
         void setBoxColor(QColor color) { boxColor_ = color; }
 

src/timeline/TimelineView.cc

@@ -60,6 +60,8 @@ DateSeparator::DateSeparator(QDateTime datetime, QWidget *parent)
         QFontMetrics fm{font_};
         width_  = fm.width(msg_) + HPadding * 2;
         height_ = fm.ascent() + 2 * VPadding;
+
+        setFixedHeight(height_ + 2 * HMargin);
 }
 
 void