kopetepassword.h

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/*
    kopetepassword.h - Kopete Password

    Copyright (c) 2004      by Richard Smith         <kde@metafoo.co.uk>
    Kopete    (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>

    *************************************************************************
    *                                                                       *
    * This library is free software; you can redistribute it and/or         *
    * modify it under the terms of the GNU Lesser General Public            *
    * License as published by the Free Software Foundation; either          *
    * version 2 of the License, or (at your option) any later version.      *
    *                                                                       *
    *************************************************************************
*/

#ifndef KOPETEPASSWORD_H
#define KOPETEPASSWORD_H

#include <QtCore/QObject>
#include <QtGui/QPixmap>

#include "kopete_export.h"

namespace KWallet { class Wallet; }

class QPixmap;

class KopetePasswordGetRequest;
class KopetePasswordSetRequest;
class KopetePasswordClearRequest;

namespace Kopete
{

class KOPETE_EXPORT Password : public QObject
{
    Q_OBJECT

public:
    explicit Password( const QString &configGroup, bool allowBlankPassword = false );

    Password( const Password &other );
    ~Password();

    Password &operator=( Password &other );

    static int preferredImageSize();

    bool isWrong();
    void setWrong( bool bWrong = true );

    enum PasswordSource { FromConfigOrUser, FromUser };

    void request( QObject *receiver, const char *slot, const QPixmap &image,
        const QString &prompt, PasswordSource source = FromConfigOrUser );

    void requestWithoutPrompt( QObject *receiver, const char *slot );

    bool remembered();

    bool allowBlankPassword();

    QString cachedValue();

public slots:
    void set( const QString &pass = QString() );

    void clear();

private:
    void readConfig();
    void writeConfig();

    class Private;
    Private *d;

    //TODO: can we rearrange things so these aren't friends?
    friend class ::KopetePasswordGetRequest;
    friend class ::KopetePasswordSetRequest;
    friend class ::KopetePasswordClearRequest;
};

}

class KopetePasswordRequestBase : public QObject
{
    Q_OBJECT
public:
    KopetePasswordRequestBase(QObject *parent)
        :QObject(parent) {};
signals:
    void requestFinished( const QString &password );
public slots:
    virtual void walletReceived( KWallet::Wallet *wallet ) = 0;
    virtual void gotPassword(const QString&, bool) =0;
    virtual void slotCancelPressed() =0;

};

#endif

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