Call adjustSize before showing the timeline widget

src/timeline/TimelineItem.cpp

@@ -37,6 +37,32 @@
 constexpr int MSG_RIGHT_MARGIN = 7;
 constexpr int MSG_PADDING      = 20;
 
+TextLabel::TextLabel(const QString &text, QWidget *parent)
+  : QTextBrowser(parent)
+{
+        setText(text);
+        setOpenExternalLinks(true);
+
+        // Make it look and feel like an ordinary label.
+        setReadOnly(true);
+        setFrameStyle(QFrame::NoFrame);
+        QPalette pal = palette();
+        pal.setColor(QPalette::Base, Qt::transparent);
+        setPalette(pal);
+
+        // Wrap anywhere but prefer words, adjust minimum height on the fly.
+        setLineWrapMode(QTextEdit::WidgetWidth);
+        setWordWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
+        connect(document()->documentLayout(),
+                &QAbstractTextDocumentLayout::documentSizeChanged,
+                this,
+                &TextLabel::adjustHeight);
+        document()->setDocumentMargin(0);
+
+        setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
+        setFixedHeight(0);
+}
+
 StatusIndicator::StatusIndicator(QWidget *parent)
   : QWidget(parent)
 {

src/timeline/TimelineItem.h

@@ -93,30 +93,7 @@ class TextLabel : public QTextBrowser
         Q_OBJECT
 
 public:
-        TextLabel(const QString &text, QWidget *parent = 0)
+        TextLabel(const QString &text, QWidget *parent = nullptr);
-          : QTextBrowser(parent)
-        {
-                setText(text);
-                setOpenExternalLinks(true);
-
-                // Make it look and feel like an ordinary label.
-                setReadOnly(true);
-                setFrameStyle(QFrame::NoFrame);
-                QPalette pal = palette();
-                pal.setColor(QPalette::Base, Qt::transparent);
-                setPalette(pal);
-
-                // Wrap anywhere but prefer words, adjust minimum height on the fly.
-                setLineWrapMode(QTextEdit::WidgetWidth);
-                setWordWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
-                connect(document()->documentLayout(),
-                        &QAbstractTextDocumentLayout::documentSizeChanged,
-                        this,
-                        &TextLabel::adjustHeight);
-                document()->setDocumentMargin(0);
-
-                setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
-        }
 
         void wheelEvent(QWheelEvent *event) override { event->ignore(); }
 

src/timeline/TimelineView.cpp

@@ -626,7 +626,7 @@ TimelineView::addTimelineItem(QWidget *item, TimelineDirection direction)
                                 auto separator = new DateSeparator(newDate, this);
 
                                 if (separator)
-                                        scroll_layout_->addWidget(separator);
+                                        pushTimelineItem(separator);
                         }
                 }
 

src/timeline/TimelineView.h

@@ -194,9 +194,14 @@ private:
         //! of the timeline.
         void pushTimelineItem(QWidget *item)
         {
+                setUpdatesEnabled(false);
                 item->hide();
                 scroll_layout_->addWidget(item);
-                QTimer::singleShot(0, this, [item]() { item->show(); });
+                QTimer::singleShot(0, this, [item, this]() {
+                        item->show();
+                        item->adjustSize();
+                        setUpdatesEnabled(true);
+                });
         };
 
         //! Decides whether or not to show or hide the scroll down button.