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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#ifndef ITEMLIBRARYMODEL_H
#define ITEMLIBRARYMODEL_H
#include <QMap>
#include <QIcon>
#include <QVariant>
#include <QScriptEngine>
#include <private/qdeclarativelistmodel_p.h>
QT_FORWARD_DECLARE_CLASS(QMimeData)
namespace QmlDesigner {
class ItemLibraryInfo;
class ItemLibraryEntry;
class Model;
namespace Internal {
template <class T>
class ItemLibrarySortedModel: public QDeclarativeListModel {
public:
ItemLibrarySortedModel(QObject *parent = 0);
~ItemLibrarySortedModel();
void clearElements();
void addElement(T *element, int libId);
void removeElement(int libId);
bool elementVisible(int libId) const;
bool setElementVisible(int libId, bool visible);
const QMap<int, T *> &elements() const;
T *elementModel(int libId);
int findElement(int libId) const;
int visibleElementPosition(int libId) const;
private:
struct order_struct {
int libId;
bool visible;
};
QMap<int, T *> m_elementModels;
QList<struct order_struct> m_elementOrder;
};
class ItemLibraryItemModel: public QScriptValue {
public:
ItemLibraryItemModel(QScriptEngine *scriptEngine, int itemLibId, const QString &itemName);
~ItemLibraryItemModel();
int itemLibId() const;
QString itemName() const;
void setItemIconPath(const QString &iconPath);
void setItemIconSize(const QSize &itemIconSize);
bool operator<(const ItemLibraryItemModel &other) const;
private:
QWeakPointer<QScriptEngine> m_scriptEngine;
int m_libId;
QString m_name;
QString m_iconPath;
QSize m_iconSize;
};
class ItemLibrarySectionModel: public QScriptValue {
public:
ItemLibrarySectionModel(QScriptEngine *scriptEngine, int sectionLibId, const QString §ionName, QObject *parent = 0);
QString sectionName() const;
void addSectionEntry(ItemLibraryItemModel *sectionEntry);
void removeSectionEntry(int itemLibId);
int visibleItemIndex(int itemLibId);
bool isItemVisible(int itemLibId);
bool updateSectionVisibility(const QString &searchText, bool *changed);
void updateItemIconSize(const QSize &itemIconSize);
bool operator<(const ItemLibrarySectionModel &other) const;
private:
QString m_name;
ItemLibrarySortedModel<ItemLibraryItemModel> m_sectionEntries;
};
class ItemLibraryModel: public ItemLibrarySortedModel<ItemLibrarySectionModel> {
Q_OBJECT
Q_PROPERTY(QString searchText READ searchText WRITE setSearchText NOTIFY searchTextChanged)
public:
explicit ItemLibraryModel(QScriptEngine *scriptEngine, QObject *parent = 0);
~ItemLibraryModel();
QString searchText() const;
void update(ItemLibraryInfo *itemLibraryInfo, Model *model);
QString getTypeName(int libId);
QMimeData *getMimeData(int libId);
QIcon getIcon(int libId);
public slots:
void setSearchText(const QString &searchText);
void setItemIconSize(const QSize &itemIconSize);
int getItemSectionIndex(int itemLibId);
int getSectionLibId(int itemLibId);
bool isItemVisible(int itemLibId);
signals:
void qmlModelChanged();
void searchTextChanged();
void visibilityChanged();
void sectionVisibilityChanged(int changedSectionLibId);
private:
void updateVisibility();
int getWidth(const ItemLibraryEntry &entry);
int getHeight(const ItemLibraryEntry &entry);
QPixmap createDragPixmap(int width, int height);
QWeakPointer<QScriptEngine> m_scriptEngine;
QMap<int, ItemLibraryEntry> m_itemInfos;
QMap<int, int> m_sections;
QString m_searchText;
QSize m_itemIconSize;
int m_nextLibId;
};
} // namespace Internal
} // namespace QmlDesigner
#endif // ITEMLIBRARYMODEL_H
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