Initial commit

Lts/Viewer/LtsDataView/icon_view_delegate.h

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+#pragma once
+
+#include "abstract_display_widget.h"
+
+#include <QStyledItemDelegate>
+
+namespace LtsDataView
+{
+class IconViewDelegate final : public QStyledItemDelegate
+{
+  Q_OBJECT
+public:
+  using QStyledItemDelegate::QStyledItemDelegate;
+  void setDisplayWidgetCreator(const std::function<AbstractDisplayWidget*()> &customDisplayWidgetCreator);
+
+  QSize sizeHint(const QStyleOptionViewItem &option,
+                 const QModelIndex &index) const;
+  void paint(QPainter *painter,
+             const QStyleOptionViewItem &option,
+             const QModelIndex &index) const;
+
+private:
+  std::function<AbstractDisplayWidget*()> m_customDisplayWidgetCreator;
+  QSize m_displayWidgetSize;
+};
+} // namespace LtsDataView