colourcombo.h

/*
 *  colourcombo.h  -  colour selection combo box
 *  Program:  kalarm
 *  Copyright © 2001-2003,2005,2006 by David Jarvie <software@astrojar.org.uk>
 *
 *  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.
 */
 
#ifndef COLOURCOMBO_H
#define COLOURCOMBO_H
 
#include <tqcombobox.h>
#include "colourlist.h"
 
 
class ColourCombo : public TQComboBox
{
        TQ_OBJECT
  
        TQ_PROPERTY(TQColor color READ color WRITE setColor)
    public:
        explicit ColourCombo(TQWidget* parent = 0, const char* name = 0, const TQColor& defaultColour = 0xFFFFFF);
        TQColor       color() const               { return mSelectedColour; }
        TQColor       colour() const              { return mSelectedColour; }
        void         setColor(const TQColor& c)   { setColour(c); }
        void         setColour(const TQColor& c);
        void         setColours(const ColourList& list);
        bool         isCustomColour() const      { return !currentItem(); }
        bool         isReadOnly() const          { return mReadOnly; }
        virtual void setReadOnly(bool readOnly);
    signals:
        void         activated(const TQColor&);    // a new colour box has been selected
        void         highlighted(const TQColor&);  // a new item has been highlighted
    public slots:
        virtual void setEnabled(bool enabled);
    protected:
        virtual void resizeEvent(TQResizeEvent*);
        virtual void mousePressEvent(TQMouseEvent*);
        virtual void mouseReleaseEvent(TQMouseEvent*);
        virtual void mouseMoveEvent(TQMouseEvent*);
        virtual void keyPressEvent(TQKeyEvent*);
        virtual void keyReleaseEvent(TQKeyEvent*);
    private slots:
        void         slotActivated(int index);
        void         slotHighlighted(int index);
        void         slotPreferencesChanged();
    private:
        void         addColours();
        void         drawCustomItem(TQRect&, bool insert);
 
        ColourList   mColourList;      // the sorted colours to display
        TQColor       mSelectedColour;  // currently selected colour
        TQColor       mCustomColour;    // current colour of the Custom item
        bool         mReadOnly;        // value cannot be changed
        bool         mDisabled;
};
 
#endif // COLOURCOMBO_H