NOISSUE continue reshuffling the codebase

launcher/ui/widgets/LineSeparator.cpp

@@ -0,0 +1,37 @@
+#include "LineSeparator.h"
+
+#include <QStyle>
+#include <QStyleOption>
+#include <QLayout>
+#include <QPainter>
+
+void LineSeparator::initStyleOption(QStyleOption *option) const
+{
+    option->initFrom(this);
+    // in a horizontal layout, the line is vertical (and vice versa)
+    if (m_orientation == Qt::Vertical)
+        option->state |= QStyle::State_Horizontal;
+}
+
+LineSeparator::LineSeparator(QWidget *parent, Qt::Orientation orientation)
+    : QWidget(parent), m_orientation(orientation)
+{
+    setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
+}
+
+QSize LineSeparator::sizeHint() const
+{
+    QStyleOption opt;
+    initStyleOption(&opt);
+    const int extent =
+        style()->pixelMetric(QStyle::PM_ToolBarSeparatorExtent, &opt, parentWidget());
+    return QSize(extent, extent);
+}
+
+void LineSeparator::paintEvent(QPaintEvent *)
+{
+    QPainter p(this);
+    QStyleOption opt;
+    initStyleOption(&opt);
+    style()->drawPrimitive(QStyle::PE_IndicatorToolBarSeparator, &opt, &p, parentWidget());
+}