tdeselect.h

/* This file is part of the KDE libraries
    Copyright (C) 1997 Martin Jones (mjones@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.
*/
//-----------------------------------------------------------------------------
// Selector widgets for KDE Color Selector, but probably useful for other
// stuff also.
 
#ifndef __TDESELECT_H__
#define __TDESELECT_H__
 
#include <tqwidget.h>
#include <tqrangecontrol.h>
#include <tqpixmap.h>
 
#include <tdelibs_export.h>

class TDEUI_EXPORT KXYSelector : public TQWidget
{
  TQ_OBJECT
  TQ_PROPERTY( int xValue READ xValue WRITE setXValue )
  TQ_PROPERTY( int yValue READ yValue WRITE setYValue )
  
public:
  KXYSelector( TQWidget *parent=0, const char *name=0 );
  ~KXYSelector();

  void setValues( int xPos, int yPos );
  
  void setXValue( int xPos );
  
  void setYValue( int yPos );
  
  void setRange( int minX, int minY, int maxX, int maxY );

  int xValue() const {  return xPos; }
  int yValue() const {  return yPos; }

  TQRect contentsRect() const;
 
signals:
  void valueChanged( int x, int y );
 
protected:
  virtual void drawContents( TQPainter * );
  virtual void drawCursor( TQPainter *p, int xp, int yp );
 
  virtual void paintEvent( TQPaintEvent *e );
  virtual void mousePressEvent( TQMouseEvent *e );
  virtual void mouseMoveEvent( TQMouseEvent *e );
  virtual void wheelEvent( TQWheelEvent * );

  void valuesFromPosition( int x, int y, int& xVal, int& yVal ) const;
 
private:
  void setPosition( int xp, int yp );
  int px;
  int py;
  int xPos;
  int yPos;
  int minX;
  int maxX;
  int minY;
  int maxY;
  TQPixmap store;
 
protected:
  virtual void virtual_hook( int id, void* data );
private:
  class KXYSelectorPrivate;
  KXYSelectorPrivate *d;
};
 

class TDEUI_EXPORT TDESelector : public TQWidget, public TQRangeControl
{
  TQ_OBJECT
  TQ_PROPERTY( int value READ value WRITE setValue )
  TQ_PROPERTY( int minValue READ minValue WRITE setMinValue )
  TQ_PROPERTY( int maxValue READ maxValue WRITE setMaxValue )
public:

  TDESelector( TQWidget *parent=0, const char *name=0 );
  TDESelector( Orientation o, TQWidget *parent = 0L, const char *name = 0L );
  /*
   * Destructs the widget.
   */
  ~TDESelector();

  Orientation orientation() const
  { return _orientation; }

  TQRect contentsRect() const;

  void setIndent( bool i )
  { _indent = i; }

  bool indent() const
  { return _indent; }

  void setValue(int value)
  { TQRangeControl::setValue(value); }

  int value() const
  { return TQRangeControl::value(); }

  void setMinValue(int value)
  { TQRangeControl::setMinValue(value); }

  int minValue() const
  { return TQRangeControl::minValue(); }

  void setMaxValue(int value)
  { TQRangeControl::setMaxValue(value); }

  int maxValue() const
  { return TQRangeControl::maxValue(); }
 
signals:
  void valueChanged( int value );
 
protected:
  virtual void drawContents( TQPainter * );
  virtual void drawArrow( TQPainter *painter, bool show, const TQPoint &pos );
 
  virtual void valueChange();
  virtual void paintEvent( TQPaintEvent * );
  virtual void mousePressEvent( TQMouseEvent *e );
  virtual void mouseMoveEvent( TQMouseEvent *e );
  virtual void wheelEvent( TQWheelEvent * );
 
private:
  TQPoint calcArrowPos( int val );
  void moveArrow( const TQPoint &pos );
 
  Orientation _orientation;
  bool _indent;
 
protected:
  virtual void virtual_hook( int id, void* data );
private:
  class TDESelectorPrivate;
  TDESelectorPrivate *d;
};
 

class TDEUI_EXPORT KGradientSelector : public TDESelector
{
  TQ_OBJECT
 
  TQ_PROPERTY( TQColor firstColor READ firstColor WRITE setFirstColor )
  TQ_PROPERTY( TQColor secondColor READ secondColor WRITE setSecondColor )
  TQ_PROPERTY( TQString firstText READ firstText WRITE setFirstText )
  TQ_PROPERTY( TQString secondText READ secondText WRITE setSecondText )
 
public:
  KGradientSelector( TQWidget *parent=0, const char *name=0 );
  KGradientSelector( Orientation o, TQWidget *parent=0, const char *name=0 );
  ~KGradientSelector();
  void setColors( const TQColor &col1, const TQColor &col2 )
  { color1 = col1; color2 = col2; update();}
  void setText( const TQString &t1, const TQString &t2 )
  { text1 = t1; text2 = t2; update(); }

  void setFirstColor( const TQColor &col )
  { color1 = col; update(); }
  void setSecondColor( const TQColor &col )
  { color2 = col; update(); }

  void setFirstText( const TQString &t )
  { text1 = t; update(); }
  void setSecondText( const TQString &t )
  { text2 = t; update(); }
 
  const TQColor firstColor() const
  { return color1; }
  const TQColor secondColor() const
  { return color2; }
 
  const TQString firstText() const
  { return text1; }
  const TQString secondText() const
  { return text2; }
 
protected:
 
  virtual void drawContents( TQPainter * );
  virtual TQSize minimumSize() const
  { return sizeHint(); }
 
private:
  void init();
  TQColor color1;
  TQColor color2;
  TQString text1;
  TQString text2;
 
protected:
  virtual void virtual_hook( int id, void* data );
private:
  class KGradientSelectorPrivate;
  KGradientSelectorPrivate *d;
};
 
 
#endif      // __TDESELECT_H__