Fix hover handling in the timeline

src/ui/NhekoCursorShape.cpp

@@ -0,0 +1,25 @@
+#include "NhekoCursorShape.h"
+
+#include <QCursor>
+
+NhekoCursorShape::NhekoCursorShape(QQuickItem *parent)
+  : QQuickItem(parent)
+  , currentShape_(Qt::CursorShape::ArrowCursor)
+{}
+
+Qt::CursorShape
+NhekoCursorShape::cursorShape() const
+{
+        return cursor().shape();
+}
+
+void
+NhekoCursorShape::setCursorShape(Qt::CursorShape cursorShape)
+{
+        if (currentShape_ == cursorShape)
+                return;
+
+        currentShape_ = cursorShape;
+        setCursor(cursorShape);
+        emit cursorShapeChanged();
+}

src/ui/NhekoCursorShape.h

@@ -0,0 +1,26 @@
+#pragma once
+
+// see
+// https://stackoverflow.com/questions/27821054/how-to-change-cursor-shape-in-qml-when-mousearea-is-covered-with-another-mousear/29382092#29382092
+
+#include <QQuickItem>
+
+class NhekoCursorShape : public QQuickItem
+{
+        Q_OBJECT
+
+        Q_PROPERTY(Qt::CursorShape cursorShape READ cursorShape WRITE setCursorShape NOTIFY
+                     cursorShapeChanged)
+
+public:
+        explicit NhekoCursorShape(QQuickItem *parent = 0);
+
+private:
+        Qt::CursorShape cursorShape() const;
+        void setCursorShape(Qt::CursorShape cursorShape);
+
+        Qt::CursorShape currentShape_;
+
+signals:
+        void cursorShapeChanged();
+};