kdualcolorbutton.h

/* This file is part of the KDE libraries
   Copyright (C) 1999 Daniel M. Duley <mosfet@kde.org>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License version 2 as published by the Free Software Foundation.
 
   This library 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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/
#ifndef __KDUALCOLORBTN_H
#define __KDUALCOLORBTN_H
 
class TQBitmap;
#include <tqbrush.h>
#include <tqwidget.h>
 
#include <tdelibs_export.h>

class TDEUI_EXPORT KDualColorButton : public TQWidget
{
    TQ_OBJECT
    TQ_ENUMS( DualColor )
    TQ_PROPERTY( TQColor foreground READ foreground WRITE setForeground )
    TQ_PROPERTY( TQColor background READ background WRITE setBackground )
    TQ_PROPERTY( TQColor currentColor READ currentColor WRITE setCurrentColor STORED false DESIGNABLE false )
    TQ_PROPERTY( DualColor current READ current WRITE setCurrent )
 
public:
 
    enum DualColor { Foreground, Background };
    KDualColorButton(TQWidget *parent=0, const char *name=0, TQWidget* dialogParent=0);

    KDualColorButton(const TQColor &fgColor, const TQColor &bgColor,
                     TQWidget *parent=0, const char *name=0, TQWidget* dialogParent=0);
 
    ~KDualColorButton();
    TQColor foreground() const;
    TQColor background() const;
    DualColor current() const;
    TQColor currentColor() const;
    virtual TQSize sizeHint() const;
public slots:
    void setForeground(const TQColor &c);
    void setBackground(const TQColor &c);
    void setCurrent(DualColor s);
    void setCurrentColor(const TQColor &c);
signals:
    void fgChanged(const TQColor &c);
    void bgChanged(const TQColor &c);
    void currentChanged(KDualColorButton::DualColor s);
protected:
    virtual void metrics(TQRect &fgRect, TQRect &bgRect);
    virtual void paintEvent(TQPaintEvent *ev);
    virtual void mousePressEvent(TQMouseEvent *ev);
    virtual void mouseMoveEvent(TQMouseEvent *ev);
    virtual void mouseReleaseEvent(TQMouseEvent *ev);
    // Dnd
    virtual void dragEnterEvent(TQDragEnterEvent *ev);
    virtual void dropEvent(TQDropEvent *ev);
private:
    TQBitmap *arrowBitmap;
    TQPixmap *resetPixmap;
    TQBrush fg, bg;
    TQPoint mPos;
    bool dragFlag, miniCtlFlag;
    DualColor curColor, tmpColor;
 
protected:
    virtual void virtual_hook( int id, void* data );
private:
    class KDualColorPrivate;
    KDualColorPrivate *d;
};
 
#endif