#pragma once #include #include #include class SceneTree : public QListWidget { Q_OBJECT Q_PROPERTY(int gridItemWidth READ GetGridItemWidth WRITE SetGridItemWidth DESIGNABLE true) Q_PROPERTY(int gridItemHeight READ GetGridItemHeight WRITE SetGridItemHeight DESIGNABLE true) bool gridMode = false; int maxWidth = 150; int itemHeight = 24; public: void SetGridMode(bool grid); bool GetGridMode(); void SetGridItemWidth(int width); void SetGridItemHeight(int height); int GetGridItemWidth(); int GetGridItemHeight(); explicit SceneTree(QWidget *parent = nullptr); protected: virtual bool eventFilter(QObject *obj, QEvent *event) override; virtual void resizeEvent(QResizeEvent *event) override; virtual void startDrag(Qt::DropActions supportedActions) override; virtual void dropEvent(QDropEvent *event) override; virtual void dragMoveEvent(QDragMoveEvent *event) override; virtual void rowsInserted(const QModelIndex &parent, int start, int end) override; };