/****************************************************************************
**
** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (developer.feedback@nokia.com)
**
** This file is part of the HbCore module of the UI Extensions for Mobile.
**
** GNU Lesser General Public License Usage
** 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 developer.feedback@nokia.com.
**
****************************************************************************/
#ifndef HBLAYEREDSTYLELOADER_P_H
#define HBLAYEREDSTYLELOADER_P_H
#include <hbglobal.h>
#include <hbcssparser_p.h>
#include <hbstyleselector_p.h>
#include <QVector>
#include <QDir>
class HB_AUTOTEST_EXPORT HbLayeredStyleLoader
{
public:
enum LayerPriority {
Priority_Core,
Priority_Theme,
Priority_AppTheme,
Priority_Application,
Priority_Operator
};
struct Layer {
HbStyleSelector styleSelector;
};
enum Concern {
Concern_Layouts = 0,
Concern_Colors = 1,
// Concern_All must be last!
Concern_All = 0xFFFF
};
typedef QMapIterator<LayerPriority, HbLayeredStyleLoader::Layer> LayerIterator;
typedef QMap<LayerPriority, Layer> PriorityLayerMap;
typedef QMap<Concern, HbLayeredStyleLoader> ConcernStacks;
public:
static HbLayeredStyleLoader *getStack(Concern con);
inline static bool sharingNeeded(LayerPriority layerPriority){
return (layerPriority >= Priority_AppTheme && layerPriority <= Priority_Application )? false : true;
}
int load(const QString &fileName, LayerPriority priority);
int load(QIODevice *device, LayerPriority priority);
QVector<int> loadAll(const QStringList &files, LayerPriority priority);
QVector<int> loadDir(const QString &dirPath, QDir::SortFlags sort, LayerPriority priority);
bool unload(int handle, LayerPriority priority);
void unload(const QVector<int> &handles, LayerPriority priority);
void clear();
void clear(LayerPriority priority);
public:
bool hasOrientationSpecificStyleRules(HbStyleSelector::NodePtr node) const;
HbVector<HbCss::Declaration> declarationsForNode(HbStyleSelector::NodePtr node,
const Qt::Orientation orientation, const char *extraPseudo = 0) const;
HbVector<HbCss::StyleRule> styleRulesForNode(HbStyleSelector::NodePtr node,
const Qt::Orientation orientation) const;
void variableRuleSets(QHash<quint32, HbCss::Declaration> *variables) const;
protected:
void updateLayersListIfRequired(LayerPriority priority);
void init(Concern con);
QList<LayerPriority> mUsedLayers;
private:
PriorityLayerMap mStyleLayers;
Concern mConcern;
mutable QHash<quint32, HbCss::Declaration> mDefaultVariables;
#ifdef HB_CSS_INSPECTOR
HbCss::StyleSheet *mCurrentSheet;
#endif
HbVector<uint> *mServerHbCssMisses;
HbLayeredStyleLoader *mAllStack;
};
#endif // HBLAYEREDSTYLELOADER_P_H