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116 lines
3.0 KiB
116 lines
3.0 KiB
15 years ago
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/* This file is part of the KDE libraries
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Copyright (C) 1997 Martin Jones (mjones@kde.org)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef __COLBTN_H__
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#define __COLBTN_H__
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#include <qpushbutton.h>
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#include <kdelibs_export.h>
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class KColorButtonPrivate;
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/**
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* @short A pushbutton to display or allow user selection of a color.
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*
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* This widget can be used to display or allow user selection of a color.
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*
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* @see KColorDialog
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*
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* \image html kcolorbutton.png "KDE Color Button"
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*/
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class KDEUI_EXPORT KColorButton : public QPushButton
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{
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Q_OBJECT
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Q_PROPERTY( QColor color READ color WRITE setColor )
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Q_PROPERTY( QColor defaultColor READ defaultColor WRITE setDefaultColor )
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public:
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/**
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* Creates a color button.
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*/
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KColorButton( QWidget *parent, const char *name = 0L );
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/**
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* Creates a color button with an initial color @p c.
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*/
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KColorButton( const QColor &c, QWidget *parent, const char *name = 0L );
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/// @since 3.1
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KColorButton( const QColor &c, const QColor &defaultColor, QWidget *parent,
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const char *name=0L );
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virtual ~KColorButton();
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/**
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* Returns the currently chosen color.
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*/
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QColor color() const
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{ return col; }
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/**
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* Sets the current color to @p c.
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*/
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void setColor( const QColor &c );
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/**
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* Returns the default color or an invalid color
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* if no default color is set.
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* @since 3.4
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*/
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QColor defaultColor() const;
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/**
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* Sets the default color to @p c.
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* @since 3.4
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*/
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void setDefaultColor( const QColor &c );
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QSize sizeHint() const;
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signals:
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/**
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* Emitted when the color of the widget
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* is changed, either with setColor() or via user selection.
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*/
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void changed( const QColor &newColor );
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protected slots:
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void chooseColor();
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protected:
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virtual void drawButtonLabel( QPainter *p );
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virtual void dragEnterEvent( QDragEnterEvent *);
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virtual void dropEvent( QDropEvent *);
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virtual void mousePressEvent( QMouseEvent *e );
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virtual void mouseMoveEvent( QMouseEvent *e);
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virtual void keyPressEvent( QKeyEvent *e );
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private:
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QColor col;
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QPoint mPos;
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bool dragFlag;
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protected:
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virtual void virtual_hook( int id, void* data );
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private:
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class KColorButtonPrivate;
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KColorButtonPrivate *d;
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};
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#endif
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