/*

 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:  Declaration of the progressive search state.

 *

 */

#ifndef PROGRESSIVE_SEARCH_STATE_H

#define PROGRESSIVE_SEARCH_STATE_H

#include <qabstractitemmodel.h>

#include <qstate.h>

#include <qstringlist.h>

#include <qdatetime.h>

#include <qpixmap.h>

#include <hbicon.h>

#include <displaymode.h>

#include <xqappmgr.h>

#include <xqaiwrequest.h>

#include "search_global.h"

//Uncomment to enable performance measurements.

//#define OST_TRACE_COMPILER_IN_USE

#ifdef OST_TRACE_COMPILER_IN_USE

#define PERF_CAT_API_TIME_RESTART  m_categorySearchApiTime.restart();

#define PERF_CAT_UI_TIME_RESTART  m_categorySearchUiTime.restart();

#define PERF_CAT_TOTAL_TIME_RESTART  m_totalSearchUiTime.restart();

#define PERF_CAT_API_ENDLOG qDebug() << "Search on category (API): " << mTemplist.at( mDatabasecount-1 ) << "took "<< m_categorySearchApiTime.elapsed() << " msec";

#define PERF_CAT_UI_ENDLOG qDebug() << "Search on category (UI): " << mTemplist.at( mDatabasecount-1 ) << "took "<< m_categorySearchUiTime.elapsed() << " msec";

#define PERF_TOTAL_UI_ENDLOG qDebug() << "Search on total (UI): took "<< m_totalSearchUiTime.elapsed() << " msec";

#define PERF_CAT_HITS_ENDLOG qDebug() << "Hits on category: " << mTemplist.at( mDatabasecount-1 ) << ": "<< aResultCount;

#define PERF_CAT_GETDOC_TIME_RESTART m_categoryGetDocumentApiTime.restart();

#define PERF_CAT_GETDOC_TIME_ACCUMULATE m_getDocumentCatergoryTimeAccumulator += m_categoryGetDocumentApiTime.elapsed();

#define PERF_CAT_GETDOC_ACCUMULATOR_RESET m_getDocumentCatergoryTimeAccumulator = 0;

#define PERF_CAT_GETDOC_ACCUMULATOR_ENDLOG qDebug() << "Get Doc on category (API): " << mTemplist.at( mDatabasecount-1 ) << "took " << m_getDocumentCatergoryTimeAccumulator << "msec";

#else

#define PERF_CAT_API_TIME_RESTART  

#define PERF_CAT_UI_TIME_RESTART  

#define PERF_CAT_TOTAL_TIME_RESTART

#define PERF_CAT_API_ENDLOG

#define PERF_CAT_UI_ENDLOG

#define PERF_TOTAL_UI_ENDLOG

#define PERF_CAT_HITS_ENDLOG

#define PERF_CAT_GETDOC_TIME_RESTART

#define PERF_CAT_GETDOC_TIME_ACCUMULATE 

#define PERF_CAT_GETDOC_ACCUMULATOR_RESET

#define PERF_CAT_GETDOC_ACCUMULATOR_ENDLOG

#endif //OST_TRACE_COMPILER_IN_USE

class HbMainWindow;

class HbView;

class HbListView;

class HbDocumentLoader;

class QStandardItemModel;

class HbSearchPanel;

class CFbsBitmap;

class InDeviceHandler;

class QCPixDocument;

SEARCH_CLASS( SearchStateProviderTest)

/** @ingroup group_searchstateprovider

 * @brief The state where progressive search state is shown

 *

 * @see StateMachine

 *

 * @lib ?library

 * @since S60 ?S60_version

 */

class SearchProgressiveState : public QState

    {

Q_OBJECT

public:

    /**

     * Constructor.

     * @since S60 ?S60_version.     

     * @param aParent Owner.

     */

    SearchProgressiveState(QState *aParent = 0);

    /**

     * Destructor.

     * @since S60 ?S60_version.

     */

    virtual ~SearchProgressiveState();

protected:

    /**

     * @copydoc QState::onEntry()

     */

    void onEntry(QEvent *event);

    /**

     * @copydoc QState::onExit()

     */

    void onExit(QEvent *event);

private:

    /**

     * deactivates the signals .

     * @since S60 ?S60_version.

     */

    void deActivateSignals();

    /**

     * activates the signals .

     * @since S60 ?S60_version.

     */

    void activateSignals();

    /**

     * get the application icon  .

     * @since S60 ?S60_version.

     */

    HbIcon getAppIconFromAppId(TUid auid);

    /**

     * resizing the symbain icon  .

     * @since S60 ?S60_version.

     */

    CFbsBitmap *copyBitmapLC(CFbsBitmap *input);

    /**

     * Constructing cpix handlers  .

     * @since S60 ?S60_version.

     */

    void constructHandlers();

    /**

     * setting the categories .

     * @since S60 ?S60_version.

     */

    void setSelectedCategories();

public slots:

    /**

     * slot connects to CSearchHandler to get the status of search result asynchronously 

     * @since S60 ?S60_version.

     * @param aError error code.

     * @param aResultCount number of results

     */

    void onAsyncSearchComplete(int aError, int aResultCount);

    /**

     * slot connects to CSearchHandler to get the result item asynchronously 

     * @since S60 ?S60_version.

     * @param aError error code.

     * @param aDoc result item

     */

    void onGetDocumentComplete(int aError, QCPixDocument* aDoc);

    /**

     * slot connects to list view to launch the respective application

     * @since S60 ?S60_version.

     * @param aIndex index of the activated item.

     */

    void openResultitem(QModelIndex aIndex);

    /**

     * slot connects to settings state to get the selected category information

     * @since S60 ?S60_version.

     * @param aCategory category(database) name.

     * @param aStatus whether the category selected or not

     */

    void getSettingCategory(int, bool);

    /**

     * slot connects to action to change the current state to settings state

     * @since S60 ?S60_version. 

     */

    void setSettings();

    /**

     * slot connects to search panel to initiate the fresh search

     * @since S60 ?S60_version.

     * @param aKeyword search keyword.

     */

    void startNewSearch(const QString &aKeyword);

    /**

     * slot connects to search state  for internet search

     * @since S60 ?S60_version.

     */

    void _customizeGoButton(bool avalue);

    /**

     * slot implemented to avoid repeated search for the same category 

     * selection when user search for mutiple times

     * @since S60 ?S60_version.

     */

    void settingsaction(bool avalue);

    /**

     * slot connects to search state  for internet search

     * @since S60 ?S60_version.

     */

    void cancelSearch();

    /**

     * slot connects to model  for rows insert completion

     * @since S60 ?S60_version.

     */

    void getrowsInserted();

    /**

     * slot connects to model  for rows delete completion

     * @since S60 ?S60_version.

     */

    void getrowsRemoved();

    /**

    void handleOk(const QVariant& var);

    /**

    void handleError(int ret, const QString& var);

    /**

private:

    /**

     * initiate the fresh search for selected category separately 

     * 

     * @param aKeyword search keyword.

     */

    void searchOnCategory(const QString aKeyword);

    /**

     * clears the model  

     *              

     */

    void clear();

    /**

     * prepares the item on result list view for no result case 

     * 

     * @param aKeyword search keyword.

     */

    void noResultsFound(QString aKeyword);

    /**

     * prepares the suggestion link item on result list view to provide suggestion links     

     * 

     * @param aKeyword search keyword.

     */

    void createSuggestionLink(bool aFlag);

    /**

     * Function to include corrrect Qimage format to be taken from bitmap

     *  @param mode Bitmap display mode.

     */

    QImage::Format TDisplayMode2Format(TDisplayMode mode);

    /**

     * Function to convert the s60 based CFbsBitmap into Qt specific QPixmap

     *  @param aBitmap Bitmap to be converted.

     */

    QPixmap fromSymbianCFbsBitmap(CFbsBitmap *aBitmap);

signals:

    /**

     * Signalled when user selects an to switch the settings state

     * setting state will be  activated.

     */

    void settingsState();

private:

    HbMainWindow* mMainWindow;

    /**

     * main view.

     * Own.

     */

    HbView* mView;

    /**

     * The List View widget.

     * Own.

     */

    HbListView* mListView;

    /**

     * Document handler to load .docml.

     * Own.

     */

    HbDocumentLoader* mDocumentLoader;

    /**

     * The searchpanel widget.

     * Own.

     */

    HbSearchPanel* mSearchPanel;

    /**

     * model for list view

     * Own.

     */

    QStandardItemModel* mModel;

    /**

     * qt interface for CPix engine

     * Own.

     */

    QList<InDeviceHandler*> mSearchHandlerList;

    InDeviceHandler* mSearchHandler;

    /**

     * Search Keyword                        

     */

    QString mSearchString;

    /**

     * Search Keyword                        

     */

    QString mOriginalString;

    /**

     * selected categories on a map                        

     */

    QMap<int, bool> mSelectedCategory;

    /**

     * save the previous selected categories,decision to search again                        

     */

    QMap<int, bool> mTempSelectedCategory;

    /**

     * temporary list of selected categories

     */

    QStringList mTemplist;

    /**

     * number of categories selected

     * 

     */

    int mDatabasecount;

    /**

     * index of link item

     */

    int mLinkindex;

    /**

     * number of hits

     */

    int mResultcount;

    /**

     * result parser 

     * 

     */

    int mResultparser;

    /**

     * setting loaded or not variable

     * 

     */

    bool loadSettings;

    QList<HbIcon> mIconArray;

    HbIcon mIcon;

private:

    XQApplicationManager* mAiwMgr;

    XQAiwRequest* mRequest;

#ifdef OST_TRACE_COMPILER_IN_USE

    QTime m_totalSearchUiTime;

    QTime m_categorySearchUiTime;

    QTime m_categorySearchApiTime;

    QTime m_categoryGetDocumentApiTime;

    //use long to safeguard overflow from long running operations.

    long m_getDocumentCatergoryTimeAccumulator; 

#endif

SEARCH_FRIEND_CLASS    (SearchStateProviderTest)

    };

#endif //PROGRESSIVE_SEARCH_STATE_H