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/* This file is part of the KDE project
Copyright (C) 2002 Werner Trobin <trobin@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 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.
*/
#ifndef _kotoolbutton_h_
#define _kotoolbutton_h_
#include <ktoolbarbutton.h>
#include <qmap.h>
#include <qpoint.h>
class QPopupMenu;
class KoColorPanel : public QWidget
{
Q_OBJECT
public:
KoColorPanel( QWidget* parent = 0, const char* name = 0 );
virtual ~KoColorPanel();
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
enum MenuStyle { Plain, CustomColors };
static QPopupMenu* createColorPopup( MenuStyle style, const QColor& defaultColor,
const QObject* receiver, const char* slot,
QWidget* parent, const char* name );
public slots:
void clear();
void insertColor( const QColor& color );
void insertColor( const QColor& color, const QString& toolTip );
void insertDefaultColors();
signals:
void colorSelected( const QColor& color );
protected:
virtual void mousePressEvent( QMouseEvent* e );
virtual void mouseReleaseEvent( QMouseEvent* e );
virtual void mouseMoveEvent( QMouseEvent* e );
virtual void paintEvent( QPaintEvent* e );
virtual void keyPressEvent( QKeyEvent* e );
virtual void focusInEvent( QFocusEvent* e );
virtual void dragEnterEvent( QDragEnterEvent* e );
virtual void dropEvent( QDropEvent* e );
private:
// The position of the 16x16 tiles in "tile steps"
struct Position {
Position() : x( -1 ), y( -1 ) {}
Position( short x_, short y_ ) : x( x_ ), y( y_ ) {}
short x;
short y;
};
friend bool operator<( const KoColorPanel::Position& lhs, const KoColorPanel::Position& rhs );
void finalizeInsertion( const Position& pos );
bool insertColor( const QColor& color, bool checking );
bool insertColor( const QColor& color, const QString& toolTip, bool checking );
bool isAvailable( const QColor& color );
Position mapToPosition( const QPoint& point ) const;
QColor mapToColor( const QPoint& point ) const;
QColor mapToColor( const Position& position ) const;
QRect mapFromPosition( const Position& position ) const;
Position validPosition( const Position& position );
int lines() const;
void paintArea( const QRect& rect, int& startRow, int& endRow, int& startCol, int& endCol ) const;
void updateFocusPosition( const Position& newPosition );
void paint( const Position& position );
void init();
Position m_nextPosition, m_focusPosition;
QMap<Position, QColor> m_colorMap;
QPoint m_pressedPos;
bool m_defaultsAdded;
};
// Needed for the use of KoColorPanel::Position in QMap
bool operator<( const KoColorPanel::Position& lhs, const KoColorPanel::Position& rhs );
// A tiny class needed to emit the correct signal when the default
// color item in the color-panel popup is activated. Additionally
// it's used to provide the color select dialog and manages the recent
// colors... hacky
class KoColorPopupProxy : public QObject
{
Q_OBJECT
public:
KoColorPopupProxy( const QColor& defaultColor, KoColorPanel* recentColors, QObject* parent, const char* name );
virtual ~KoColorPopupProxy() {}
void setRecentColorPanel( KoColorPanel* recentColors );
public slots:
void slotDefaultColor();
void slotMoreColors();
signals:
void colorSelected( const QColor& color );
private:
QColor m_defaultColor;
KoColorPanel* m_recentColors;
};
// Parts of the code are from KToolBarButton
class KoToolButton : public KToolBarButton
{
Q_OBJECT
public:
/**
* Construct a button with an icon loaded by the button itself.
* This will trust the button to load the correct icon with the
* correct size.
*
* @param icon Name of icon to load (may be absolute or relative)
* @param id Id of this button
* @param parent This button's parent
* @param name This button's internal name
* @param txt This button's text (in a tooltip or otherwise)
*/
KoToolButton( const QString& icon, int id, QWidget* parent,
const char* name = 0L, const QString& txt = QString::null,
KInstance* _instance = KGlobal::instance() );
/**
* Construct a button with an existing pixmap. It is not
* recommended that you use this as the internal icon loading code
* will almost always get it "right".
*
* @param icon Name of icon to load (may be absolute or relative)
* @param id Id of this button
* @param parent This button's parent
* @param name This button's internal name
* @param txt This button's text (in a tooltip or otherwise)
*/
KoToolButton( const QPixmap& pixmap, int id, QWidget* parent,
const char* name = 0L, const QString& txt = QString::null );
virtual ~KoToolButton();
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
virtual QSize minimumSize() const;
public slots:
void colorSelected( const QColor& color );
protected:
virtual void drawButton(QPainter *p);
virtual bool eventFilter( QObject* o, QEvent* e );
private:
void init();
void buttonShift( int& dx, int& dy );
bool hitArrow( const QPoint& pos );
QPopupMenu* m_popup;
bool m_arrowPressed;
};
#endif // _kotoolbutton_h_
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