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/* This file is part of the KDE project
Made by Tomislav Lukman (tomislav.lukman@ck.tel.hr)
Copyright (C) 2002, The Karbon Developers
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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.
*/
/* vcolorslider.h */
#ifndef VCOLORSLIDER_H
#define VCOLORSLIDER_H
#include <tqwidget.h>
class TQLabel;
class KIntSpinBox;
class KGradientSelector;
/**
* This is the color slider widget that is used to select color or color components.
* It combines a label, a gradient selector and a spinbox.
*/
class VColorSlider : public TQWidget
{
Q_OBJECT
public:
/**
* Constructs a new color slider.
*
* @param parent the parent widget
* @param name the slider's name
*/
VColorSlider( TQWidget* parent = 0L, const char* name = 0L );
/**
* Constructs a new color slider.
*
* @param label the label text
* @param col1 the left color
* @param col2 the right color
* @param min the minimum value
* @param max the maximum value
* @param value the actual value
* @param parent the parent widget
* @param name the slider's name
*/
VColorSlider( const TQString& label, const TQColor& col1, const TQColor& col2,
int min, int max, int value, TQWidget* parent = 0L, const char* name = 0L );
/** Destroys the color slider */
~VColorSlider();
/**
* Reflects if the slider is still being dragged while the color changes
*
* @return true if slider is still dragged, else false
*/
bool isDragging() { return m_isDragging; }
public slots:
/**
* Sets the description of the slider
*
* @param label the new label text
*/
virtual void setLabel( const TQString& label );
/**
* Sets the colors for the slider.
*
* @param color1 the new left color
* @param color2 the new right color
*/
virtual void setColors( const TQColor& color1, const TQColor& color2 );
/**
* Sets the value of the spinbox (and the value of the vcolorslider).
*
* @param value the new value
*/
virtual void setValue( int value );
/**
* Sets the minimum value of the spinbox and slider.
*
* @param value the new minimum value
*/
virtual void setMinValue( int value );
/**
* Sets the maximum value of the spinbox and slider.
*
* @param value the new maximum value
*/
virtual void setMaxValue( int value );
/**
* Retrieves the actual value of the spinbox and slider.
*
* @return the actual value
*/
int value();
private:
void init();
bool eventFilter( TQObject *obj, TQEvent *ev );
TQLabel* m_label;
KIntSpinBox* m_spinBox;
KGradientSelector* m_gradientSelect;
bool m_isDragging;
int m_minValue;
int m_maxValue;
signals:
/**
* Is emitted whenever the slider or spinbox value has changed.
* Use @ref isDragging to know if the slider is still being dragged.
*
* @param value the actual value
*/
void valueChanged( int value );
private slots:
void updateFrom_spinBox( int );
void updateFrom_gradientSelect( int );
};
#endif
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