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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef NAVIGATORTREEMODEL_H
#define NAVIGATORTREEMODEL_H
#include <modelnode.h>
#include <nodemetainfo.h>
#include <QStandardItem>
#include <QStandardItemModel>
#include <QPointer>
namespace QmlDesigner {
class Model;
class AbstractView;
class ModelNode;
#ifdef _LOCK_ITEMS_
struct ItemRow {
ItemRow()
: idItem(0), lockItem(0), visibilityItem(0) {}
ItemRow(QStandardItem *id, QStandardItem *lock, QStandardItem *visibility, const QMap<QString, QStandardItem *> &properties)
: idItem(id), lockItem(lock), visibilityItem(visibility), propertyItems(properties) {}
QList<QStandardItem*> toList() const {
return QList<QStandardItem*>() << idItem << lockItem << visibilityItem;
}
QStandardItem *idItem;
QStandardItem *lockItem;
QStandardItem *visibilityItem;
QMap<QString, QStandardItem *> propertyItems;
};
#else
struct ItemRow {
ItemRow()
: idItem(0), visibilityItem(0) {}
ItemRow(QStandardItem *id, QStandardItem *visibility, const QMap<QString, QStandardItem *> &properties)
: idItem(id), visibilityItem(visibility), propertyItems(properties) {}
QList<QStandardItem*> toList() const {
return QList<QStandardItem*>() << idItem << visibilityItem;
}
QStandardItem *idItem;
QStandardItem *visibilityItem;
QMap<QString, QStandardItem *> propertyItems;
};
#endif
class NavigatorTreeModel : public QStandardItemModel
{
Q_OBJECT
public:
enum {
InternalIdRole = Qt::UserRole
};
NavigatorTreeModel(QObject *parent = 0);
~NavigatorTreeModel();
Qt::DropActions supportedDropActions() const;
QStringList mimeTypes() const;
QMimeData *mimeData(const QModelIndexList &indexes) const;
bool dropMimeData(const QMimeData *data,
Qt::DropAction action,
int row,
int column,
const QModelIndex &parent);
void setView(AbstractView *view);
void clearView();
QModelIndex indexForNode(const ModelNode &node) const;
ModelNode nodeForIndex(const QModelIndex &index) const;
bool hasNodeForIndex(const QModelIndex &index) const;
bool isInTree(const ModelNode &node) const;
bool isNodeInvisible(const QModelIndex &index) const;
bool isNodeInvisible(const ModelNode &node) const;
void addSubTree(const ModelNode &node);
void removeSubTree(const ModelNode &node);
void updateItemRow(const ModelNode &node);
void setId(const QModelIndex &index, const QString &id);
void setVisible(const QModelIndex &index, bool visible);
void openContextMenu(const QPoint &p);
ItemRow itemRowForNode(const ModelNode &node);
bool blockItemChangedSignal(bool block);
private slots:
void handleChangedItem(QStandardItem *item);
private:
ItemRow createItemRow(const ModelNode &node);
void updateItemRow(const ModelNode &node, ItemRow row);
void handleChangedIdItem(QStandardItem *idItem, ModelNode &modelNode);
void handleChangedVisibilityItem(QStandardItem *visibilityItem, ModelNode &modelNode);
void moveNodesInteractive(NodeAbstractProperty &parentProperty, const QList<ModelNode> &modelNodes, int targetIndex);
void handleInternalDrop(const QMimeData *mimeData, int rowNumber, const QModelIndex &dropModelIndex);
void handleItemLibraryItemDrop(const QMimeData *mimeData, int rowNumber, const QModelIndex &dropModelIndex);
void handleItemLibraryImageDrop(const QMimeData *mimeData, int rowNumber, const QModelIndex &dropModelIndex);
private:
QHash<ModelNode, ItemRow> m_nodeItemHash;
QPointer<AbstractView> m_view;
bool m_blockItemChangedSignal;
};
} // namespace QmlDesigner
#endif // NAVIGATORTREEMODEL_H
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