KviTopicWidget.h

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#ifndef _KVI_TOPICW_H_
#define _KVI_TOPICW_H_
//============================================================================
//
//   File : KviTopicWidget.h
//   Creation date : Fri Aug 4 2000 12:03:12 by Szymon Stefanek
//
//   This file is part of the KVIrc IRC client distribution
//   Copyright (C) 2000-2010 Szymon Stefanek (pragma at kvirc dot net)
//
//   This program is FREE software. You can redistribute it and/or
//   modify it under the terms of the GNU General Public License
//   as published by the Free Software Foundation; either version 2
//   of the License, or (at your option) any later version.
//
//   This program is distributed in the HOPE that it will be USEFUL,
//   but WITHOUT ANY WARRANTY; without even the implied warranty of
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
//   See the GNU General Public License for more details.
//
//   You should have received a copy of the GNU General Public License
//   along with this program. If not, write to the Free Software Foundation,
//   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//============================================================================

#include "kvi_settings.h"
#include "KviCString.h"
#include "KviApplication.h"
#include "KviInputEditor.h"
#include "KviTalListWidget.h"
#include "KviTalIconAndRichTextItemDelegate.h"

#include <QFrame>
#include <QPushButton>

class QComboBox;
class KviChannelWindow;
class QMenu;
class KviIrcConnection;
class KviThemedLabel;

class KVIRC_API KviTopicListBoxItemDelegate : public KviTalIconAndRichTextItemDelegate
{
        Q_OBJECT
public:
        KviTopicListBoxItemDelegate(QAbstractItemView * pWidget = 0);
        ~KviTopicListBoxItemDelegate();

public:
        QSize sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const;
        void paint(QPainter * pPainter, const QStyleOptionViewItem & option, const QModelIndex & index) const;
};

class KVIRC_API KviTopicListBoxItem : public KviTalListWidgetText
{
public:
        KviTopicListBoxItem(KviTalListWidget * pListBox = 0, const QString & text = QString());
        ~KviTopicListBoxItem();

public:
        virtual int width(const KviTalListWidget * pList) const;
};

class KVIRC_API KviTopicWidget : public QWidget
{
        Q_OBJECT
        Q_PROPERTY(int TransparencyCapable READ dummyRead)
        friend class KviChannelWindow;
        friend class KviTalListWidget;

public:
        KviTopicWidget(QWidget * pParent, KviChannelWindow * pChannel, const char * name);
        ~KviTopicWidget();

private:
        QString m_szTopic;
        QString m_szSetBy;
        QString m_szSetAt;
        QPushButton * m_pAccept;
        QPushButton * m_pDiscard;
        QPushButton * m_pHistory;
        QMenu * m_pContextPopup;
        QAbstractItemDelegate * m_pItemDelegate;
        KviThemedLabel * m_pLabel;
        KviInputEditor * m_pInput;
        KviTalListWidget * m_pCompletionBox;
        KviChannelWindow * m_pKviChannelWindow;

protected:
        int m_iCursorPosition;

private:
        QChar getSubstituteChar(unsigned short uControlCode);

protected:
        void updateToolTip();
        void deactivate();
        void iconButtonClicked();
        virtual bool eventFilter(QObject * o, QEvent * e);
        virtual void mousePressEvent(QMouseEvent * e);
        virtual void keyPressEvent(QKeyEvent * e);
        virtual void resizeEvent(QResizeEvent * e);

public:
        void insertChar(QChar c);
        void insertText(const QString & szText);
        int dummyRead() const { return 0; };
        void reset();

        void setTopic(const QString & szTopic);
        void setTopicSetBy(const QString & szSetBy);
        void setTopicSetAt(const QString & szSetAt);

        const QString & topic() { return m_szTopic; };
        const QString & topicSetBy() { return m_szSetBy; };
        const QString & topicSetAt() { return m_szSetAt; };
        virtual QSize sizeHint() const;
        void applyOptions();

        static void paintColoredText(QPainter * p, QString szText, const QPalette & palette, const QRect & rect);
protected slots:
        void acceptClicked();
        void discardClicked();
        void historyClicked();
        void contextPopupAboutToShow();
        void copy();
        void complete();
        void popDownListBox();
        void switchMode();
signals:
        void topicSelected(const QString & szTopic);
};

#endif //_KVI_TOPICW_H_