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+/***************************************************************************
+ * Copyright (C) 2011 by Peter Penz <[email protected]> *
+ * *
+ * Based on the Itemviews NG project from Trolltech Labs: *
+ * http://qt.gitorious.org/qt-labs/itemviews-ng *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
+ ***************************************************************************/
+
+#ifndef KITEMLISTCONTROLLER_H
+#define KITEMLISTCONTROLLER_H
+
+#include <libdolphin_export.h>
+
+#include <QObject>
+
+class KItemModelBase;
+class KItemListSelectionManager;
+class KItemListView;
+class QGraphicsSceneHoverEvent;
+class QGraphicsSceneDragDropEvent;
+class QGraphicsSceneMouseEvent;
+class QGraphicsSceneResizeEvent;
+class QGraphicsSceneWheelEvent;
+class QHideEvent;
+class QInputMethodEvent;
+class QKeyEvent;
+class QShowEvent;
+class QTransform;
+
+/**
+ * @brief Controls the view, model and selection of an item-list.
+ *
+ * For a working item-list it is mandatory to set a compatible view and model
+ * with KItemListController::setView() and KItemListController::setModel().
+ *
+ * @see KItemListView
+ * @see KItemModelBase
+ * @see KItemListSelectionManager
+ */
+class LIBDOLPHINPRIVATE_EXPORT KItemListController : public QObject
+{
+ Q_OBJECT
+ Q_ENUMS(SelectionBehavior)
+ Q_PROPERTY(KItemModelBase* model READ model WRITE setModel)
+ Q_PROPERTY(KItemListView *view READ view WRITE setView)
+ Q_PROPERTY(SelectionBehavior selectionBehavior READ selectionBehavior WRITE setSelectionBehavior)
+
+public:
+ enum SelectionBehavior {
+ NoSelection,
+ SingleSelection,
+ MultiSelection
+ };
+
+ KItemListController(QObject* parent = 0);
+ virtual ~KItemListController();
+
+ void setModel(KItemModelBase* model);
+ KItemModelBase* model() const;
+
+ void setView(KItemListView* view);
+ KItemListView* view() const;
+
+ KItemListSelectionManager* selectionManager() const;
+
+ void setSelectionBehavior(SelectionBehavior behavior);
+ SelectionBehavior selectionBehavior() const;
+
+ virtual bool showEvent(QShowEvent* event);
+ virtual bool hideEvent(QHideEvent* event);
+ virtual bool keyPressEvent(QKeyEvent* event);
+ virtual bool inputMethodEvent(QInputMethodEvent* event);
+ virtual bool mousePressEvent(QGraphicsSceneMouseEvent* event, const QTransform& transform);
+ virtual bool mouseMoveEvent(QGraphicsSceneMouseEvent* event, const QTransform& transform);
+ virtual bool mouseReleaseEvent(QGraphicsSceneMouseEvent* event, const QTransform& transform);
+ virtual bool mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event, const QTransform& transform);
+ virtual bool dragEnterEvent(QGraphicsSceneDragDropEvent* event, const QTransform& transform);
+ virtual bool dragLeaveEvent(QGraphicsSceneDragDropEvent* event, const QTransform& transform);
+ virtual bool dragMoveEvent(QGraphicsSceneDragDropEvent* event, const QTransform& transform);
+ virtual bool dropEvent(QGraphicsSceneDragDropEvent* event, const QTransform& transform);
+ virtual bool hoverEnterEvent(QGraphicsSceneHoverEvent* event, const QTransform& transform);
+ virtual bool hoverMoveEvent(QGraphicsSceneHoverEvent* event, const QTransform& transform);
+ virtual bool hoverLeaveEvent(QGraphicsSceneHoverEvent* event, const QTransform& transform);
+ virtual bool wheelEvent(QGraphicsSceneWheelEvent* event, const QTransform& transform);
+ virtual bool resizeEvent(QGraphicsSceneResizeEvent* event, const QTransform& transform);
+ virtual bool processEvent(QEvent* event, const QTransform& transform);
+
+signals:
+ void itemClicked(int index, Qt::MouseButton button);
+ void itemExpansionToggleClicked(int index);
+
+ void modelChanged(KItemModelBase* current, KItemModelBase* previous);
+ void viewChanged(KItemListView* current, KItemListView* previous);
+
+private:
+ SelectionBehavior m_selectionBehavior;
+ KItemModelBase* m_model;
+ KItemListView* m_view;
+ KItemListSelectionManager* m_selectionManager;
+};
+
+#endif
+
+