FX4Splitter.h

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/********************************************************************************
*                                                                               *
*                       F o u r - W a y   S p l i t t e r                       *
*                                                                               *
*********************************************************************************
* Copyright (C) 1999,2006 by Jeroen van der Zijp.   All Rights Reserved.        *
*********************************************************************************
* This library is free software; you can redistribute it and/or                 *
* modify it under the terms of the GNU Lesser General Public                    *
* License as published by the Free Software Foundation; either                  *
* version 2.1 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             *
* Lesser General Public License for more details.                               *
*                                                                               *
* You should have received a copy of the GNU Lesser General Public              *
* License along with this library; if not, write to the Free Software           *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.    *
*********************************************************************************
* $Id: FX4Splitter.h,v 1.30 2006/02/20 03:32:12 fox Exp $                       *
********************************************************************************/
#ifndef FX4SPLITTER_H
#define FX4SPLITTER_H

#ifndef FXCOMPOSITE_H
#include "FXComposite.h"
#endif

namespace FX {

// Splitter options
enum {
  FOURSPLITTER_TRACKING = 0x00008000,   // Track continuously during split
  FOURSPLITTER_NORMAL   = 0
  };



class FXAPI FX4Splitter : public FXComposite {
  FXDECLARE(FX4Splitter)
private:
  FXint     splitx;         // Current x split
  FXint     splity;         // Current y split
  FXint     barsize;        // Size of the splitter bar
  FXint     fhor;           // Horizontal split fraction
  FXint     fver;           // Vertical split fraction
  FXint     offx;
  FXint     offy;
  FXuchar   mode;
protected:
  FX4Splitter();
  FXuchar getMode(FXint x,FXint y);
  void moveSplit(FXint x,FXint y);
  void drawSplit(FXint x,FXint y,FXuint m);
  void adjustLayout();
private:
  FX4Splitter(const FX4Splitter&);
  FX4Splitter &operator=(const FX4Splitter&);
public:
  long onLeftBtnPress(FXObject*,FXSelector,void*);
  long onLeftBtnRelease(FXObject*,FXSelector,void*);
  long onMotion(FXObject*,FXSelector,void*);
  long onFocusUp(FXObject*,FXSelector,void*);
  long onFocusDown(FXObject*,FXSelector,void*);
  long onFocusLeft(FXObject*,FXSelector,void*);
  long onFocusRight(FXObject*,FXSelector,void*);
  long onCmdExpand(FXObject*,FXSelector,void*);
  long onUpdExpand(FXObject*,FXSelector,void*);
public:
  enum {
    ExpandNone        = 0,                                  
    ExpandTopLeft     = 1,                                  
    ExpandTopRight    = 2,                                  
    ExpandBottomLeft  = 4,                                  
    ExpandBottomRight = 8,                                  
    ExpandTop         = ExpandTopLeft|ExpandTopRight,       
    ExpandBottom      = ExpandBottomLeft|ExpandBottomRight, 
    ExpandLeft        = ExpandTopLeft|ExpandBottomLeft,     
    ExpandRight       = ExpandTopRight|ExpandBottomRight,   
    ExpandAll         = ExpandLeft|ExpandRight              
    };
public:
  enum {
    ID_EXPAND_NONE=FXComposite::ID_LAST+ExpandNone,
    ID_EXPAND_TOP=ID_EXPAND_NONE+ExpandTop,
    ID_EXPAND_BOTTOM=ID_EXPAND_NONE+ExpandBottom,
    ID_EXPAND_LEFT=ID_EXPAND_NONE+ExpandLeft,
    ID_EXPAND_RIGHT=ID_EXPAND_NONE+ExpandRight,
    ID_EXPAND_TOPLEFT=ID_EXPAND_NONE+ExpandTopLeft,
    ID_EXPAND_TOPRIGHT=ID_EXPAND_NONE+ExpandTopRight,
    ID_EXPAND_BOTTOMLEFT=ID_EXPAND_NONE+ExpandBottomLeft,
    ID_EXPAND_BOTTOMRIGHT=ID_EXPAND_NONE+ExpandBottomRight,
    ID_EXPAND_ALL=ID_EXPAND_NONE+ExpandAll,
    ID_LAST
    };
public:

  FX4Splitter(FXComposite* p,FXuint opts=FOURSPLITTER_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0);

  FX4Splitter(FXComposite* p,FXObject* tgt,FXSelector sel,FXuint opts=FOURSPLITTER_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0);

  FXWindow *getTopLeft() const;

  FXWindow *getTopRight() const;

  FXWindow *getBottomLeft() const;

  FXWindow *getBottomRight() const;

  FXint getHSplit() const { return fhor; }

  FXint getVSplit() const { return fver; }

  void setHSplit(FXint s);

  void setVSplit(FXint s);

  virtual void layout();

  virtual FXint getDefaultWidth();

  virtual FXint getDefaultHeight();

  FXuint getSplitterStyle() const;

  void setSplitterStyle(FXuint style);

  void setBarSize(FXint bs);

  FXint getBarSize() const { return barsize; }

  void setExpanded(FXuint set=FX4Splitter::ExpandAll);

  FXuint getExpanded() const;

  virtual void save(FXStream& store) const;

  virtual void load(FXStream& store);
  };

}

#endif

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(C) 2002-2009 Niall Douglas. Some parts (C) to assorted authors.