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FX4Splitter.i 5.52 KiB
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  • /***********************************************************************
     * FXRuby -- the Ruby language bindings for the FOX GUI toolkit.
    
     * Copyright (c) 2001-2009 by Lyle Johnson. 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
     *
     * For further information please contact the author by e-mail
    
     * at "lyle@lylejohnson.name".
    
     ***********************************************************************/
    
    // Splitter options
    enum {
      FOURSPLITTER_TRACKING = 0x00008000,	// Track continuously during split
      FOURSPLITTER_NORMAL   = 0
      };
    
    
    /**
    * The Four-way splitter is a layout manager which manages
    * four children like four panes in a window.
    * You can use a four-way splitter for example in a CAD program
    * where you may want to maintain three orthographic views, and
    * one oblique view of a model.
    * The four-way splitter allows interactive repartitioning of the
    * panes by means of moving the central splitter bars.
    * When the four-way splitter is itself resized, each child is
    * proportionally resized, maintaining the same split-percentage.
    */
    class FX4Splitter : public FXComposite {
    protected:
      FX4Splitter();
      FXuchar getMode(FXint x,FXint y);
      void moveSplit(FXint x,FXint y);
      void drawSplit(FXint x,FXint y);
      void adjustLayout();
    public:
      long onLeftBtnPress(FXObject*,FXSelector,void* PTR_EVENT);
      long onLeftBtnRelease(FXObject*,FXSelector,void* PTR_EVENT);
      long onMotion(FXObject*,FXSelector,void* PTR_EVENT);
      long onFocusUp(FXObject*,FXSelector,void* PTR_EVENT);
      long onFocusDown(FXObject*,FXSelector,void* PTR_EVENT);
      long onFocusLeft(FXObject*,FXSelector,void* PTR_EVENT);
      long onFocusRight(FXObject*,FXSelector,void* PTR_EVENT);
      long onCmdExpand(FXObject*,FXSelector,void*);
      long onUpdExpand(FXObject*,FXSelector,void*);
    public:
      enum {
        ExpandNone        = 0,                                  /// None expanded
        ExpandTopLeft     = 1,                                  /// Expand top left child
        ExpandTopRight    = 2,                                  /// Expand top right child
        ExpandBottomLeft  = 4,                                  /// Expand bottom left child
        ExpandBottomRight = 8,                                  /// Expand bottom right child
        ExpandTop         = ExpandTopLeft|ExpandTopRight,       /// Expand top children
        ExpandBottom      = ExpandBottomLeft|ExpandBottomRight, /// Expand bottom children
        ExpandLeft        = ExpandTopLeft|ExpandBottomLeft,     /// Expand left children
        ExpandRight       = ExpandTopRight|ExpandBottomRight,   /// Expand right children
        ExpandAll         = ExpandLeft|ExpandRight              /// Expand all children
        };
    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:
    
      %extend {
        /// Create 4-way splitter, initially shown as four unexpanded panes
        FX4Splitter(FXComposite* p,FXuint opts=FOURSPLITTER_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0){
          return new FXRb4Splitter(p,opts,x,y,w,h);
          }
      
        /// Create 4-way splitter, initially shown as four unexpanded panes; notifies target about size changes
        FX4Splitter(FXComposite* p,FXObject* tgt,FXSelector sel,FXuint opts=FOURSPLITTER_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0){
          return new FXRb4Splitter(p,tgt,sel,opts,x,y,w,h);
          }
        }
    
      /// Get top left child, if any
      FXWindow *getTopLeft() const;
    
      /// Get top right child, if any
      FXWindow *getTopRight() const;
    
      /// Get bottom left child, if any
      FXWindow *getBottomLeft() const;
    
      /// Get bottom right child, if any
      FXWindow *getBottomRight() const;
    
      /// Get horizontal split fraction
      FXint getHSplit() const;
    
      /// Get vertical split fraction
      FXint getVSplit() const;
    
      /// Change horizontal split fraction
      void setHSplit(FXint s);
    
      /// Change vertical split fraction
      void setVSplit(FXint s);
    
      /// Return current splitter style
      FXuint getSplitterStyle() const;
      
      /// Change splitter style
      void setSplitterStyle(FXuint style);
      
      /// Change splitter bar width
      void setBarSize(FXint bs);
      
      /// Get splitter bar width
      FXint getBarSize() const;
    
      /// Change set of expanded children
      void setExpanded(FXuint set=FX4Splitter::ExpandAll);
    
      /// Get expanded child, or -1 if not expanded
      FXuint getExpanded() const;
      
      /// Destructor
      virtual ~FX4Splitter();
      };
    
    DECLARE_FXOBJECT_VIRTUALS(FX4Splitter)
    DECLARE_FXID_VIRTUALS(FX4Splitter)
    DECLARE_FXDRAWABLE_VIRTUALS(FX4Splitter)
    DECLARE_FXWINDOW_VIRTUALS(FX4Splitter)