/*

 * 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:  

 *

 */

#ifndef PSUINOTES_H

#define PSUINOTES_H

#include <QObject>

#include <QString>

#include <QQueue>

#include <hbmessagebox.h>

#include <psetcalldivertingwrapper.h>

#ifdef BUILD_PSUINOTES

#define PSUINOTES_EXPORT Q_DECL_EXPORT

#else

#define PSUINOTES_EXPORT Q_DECL_IMPORT

#endif

class HbInputDialog;

class QValidator;

class PsUiSettingsWrapper;

class PSUINOTES_EXPORT PsUiNotes: public QObject

{

    Q_OBJECT

public:

    static PsUiNotes* instance();

private: 

    PsUiNotes();

    ~PsUiNotes();

    Q_DISABLE_COPY(PsUiNotes)

signals:

    /**

     This signal is emitted when the device progress dialog is cancelled by 

     user pressing the "cancel" button or by the application itself.

     @param     noteId      On return contains unique note identifier.

     */

    void progressNoteCanceled();

    /**

     This signal is emitted when the user coplete password query.

     @param password            On return contains user given password.

     @param ok                  True if the user pressed OK, false if the user 

                                pressed Cancel.

     */

    void passwordQueryCompleted(

        QString password,

        bool okPressed);

public slots: // Slots: 

    /**

     Shows global progress note. Note showing may be delayed if other note 

     showing is ongoing. 

     @param     noteId      On return contains unique note identifier.

     @param     text        Text to show on a note.

     */

    void showGlobalProgressNote(int &noteId, const QString& text);

    /**

     Shows global note. Note showing may be delayed if other note 

     showing is ongoing. 

     @param     noteId      On return contains unique note identifier.

     @param     text        Text to show on a note.

     @param     noteType    Note type.

     */

    void showGlobalNote(int &noteId, const QString& text, 

        HbMessageBox::MessageBoxType noteType);

    /**

     Shows global error note. Note showing may be delayed if other note 

     showing is ongoing. 

     @param     noteId      On return contains unique note identifier.

     @param     errorCode   Code specifying error situation. 

     */

    void showGlobalErrorNote(int &noteId, int errorCode);

    /**

     Shows detailed call divert information about the selected divert service

     group.

     @param     divertStatusList    Divert status information.

     */

    void showCallDivertDetails(

        const QList<PSCallDivertingStatus*> &divertingStatusList);

    /**

     Shows password query dialog with OK & Cancel buttons and returns user

     given password unless user has canceled query. Only valid password is

     accepted.

     @param title               Title for the query dialog.

     @param validator           Password validator.

     @param maxPasswordLength   Maximum length for the password.

     */

    void showPasswordQueryDialog(

        const QString &title,

        const QValidator &validator,

        int maxPasswordLength);

    /**

     Cancels specified note.

     @param     noteId      Note identifier.

     */

    void cancelNote(int noteId);

    /**

     Retuns true if note is currently shown.

     */

    bool noteShowing();

    /**

     Slot for HbDialog finished signal.

     */

    void finishedPasswordQueryDialog(HbAction* action);

    /**

     Shows notification dialog. 

     @param     text        Text to show on a dialog.

     */

    void showNotificationDialog(const QString& text);

    /**

    Shows global notification dialog. 

    @param     text        Text to show on a dialog.

    */

    void showGlobalNotificationDialog(const QString& text);

private:

    /**

     Formats phone number according to locale specific rules.

     @param     number          Unformatted phone number.

     @return    Formatted number.

     */

    QString formatPhoneNumber(QString number) const;

    /**

     Launches next note in the queue if not busy with showing other 

     note currently.

     */

    void launchNextNoteIfReady();

    /**

     Formats the active diverts note content text

     @param     divertinStatusList Status of diverts

     @param     text Contains formatted text on return

     */

       void formatActiveDivertsNoteText(

           const QList<PSCallDivertingStatus*> &divertingStatusList,

           QString &text);

private slots:

    /**

     Handler method for notes' about to close signal.

     */

    void activeNoteAboutToClose();

    /**

     Handler method for notes' canceled signal.

     */

    void handleProgressNoteCanceled();

    /**

     Used for dynamic enable/disable of password dialog's OK button according

     to validity of the currently inputted password.

     */

    void passwordTextChanged();

private: // Data: 

    /**

      Notes waiting to be shown.

     */

    QQueue<QObject*> *m_notesQueue;

    /**

      Indicates whether note controller is busy with some note showing.

     */

    bool m_isNoteShowingOngoing;

    /**

      Password query dialog. Own.

     */

    HbInputDialog *m_passwordDialog;

    /**

      Password validator. Not own.

     */

    const QValidator *m_passwordValidator;

    PsUiSettingsWrapper *m_psuiSettings;

};

#endif // PSUINOTES_H