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NCTree.h

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00001 /*---------------------------------------------------------------------\
00002 |                                                                      |
00003 |                      __   __    ____ _____ ____                      |
00004 |                      \ \ / /_ _/ ___|_   _|___ \                     |
00005 |                       \ V / _` \___ \ | |   __) |                    |
00006 |                        | | (_| |___) || |  / __/                     |
00007 |                        |_|\__,_|____/ |_| |_____|                    |
00008 |                                                                      |
00009 |                               core system                            |
00010 |                                                        (C) SuSE GmbH |
00011 \----------------------------------------------------------------------/
00012 
00013    File:       NCTree.h
00014 
00015    Author:     Michael Andres <ma@suse.de>
00016    Maintainer: Michael Andres <ma@suse.de>
00017 
00018 /-*/
00019 #ifndef NCTree_h
00020 #define NCTree_h
00021 
00022 #include <iosfwd>
00023 
00024 #include "YTree.h"
00025 #include "NCPadWidget.h"
00026 #include "NCTreePad.h"
00027 
00028 class NCTreeLine;
00029 
00031 //
00032 //      CLASS NAME : NCTree
00033 //
00034 //      DESCRIPTION :
00035 //
00036 class NCTree : public YTree, public NCPadWidget {
00037 
00038   friend std::ostream & operator<<( std::ostream & STREAM, const NCTree & OBJ );
00039 
00040   NCTree & operator=( const NCTree & );
00041   NCTree            ( const NCTree & );
00042 
00043   protected:
00044 
00045     NCTreePad *& pad;
00046 
00047     const NCTreeLine * getTreeLine( unsigned idx ) const;
00048     NCTreeLine *       modifyTreeLine( unsigned idx );
00049 
00050   protected:
00051 
00052     virtual const char * location() const { return "NCTree"; }
00053 
00054     virtual NCPad * CreatePad();
00055     virtual void    DrawPad();
00056 
00057   protected:
00058 
00059     virtual void startMultipleChanges() { startMultidraw(); }
00060     virtual void doneMultipleChanges()  { stopMultidraw(); }
00061 
00062   public:
00063 
00064     NCTree( NCWidget * parent, const YWidgetOpt & opt,
00065             const YCPString & label );
00066     virtual ~NCTree();
00067 
00068     virtual long nicesize( YUIDimension dim );
00069     virtual void setSize( long newwidth, long newheight );
00070 
00071     virtual void setLabel( const YCPString & nlabel );
00072     virtual void rebuildTree();
00073 
00074     virtual const YTreeItem * getCurrentItem() const;
00075     virtual void setCurrentItem( YTreeItem * it );
00076 
00077     virtual NCursesEvent wHandleInput( wint_t key );
00078 
00079     virtual void setEnabling( bool do_bv ) { NCWidget::setEnabling( enabled=do_bv ); }
00080 
00081     virtual bool setKeyboardFocus() {
00082       if ( !grabFocus() )
00083         return YWidget::setKeyboardFocus();
00084       return true;
00085     }
00086 
00087     void deleteAllItems();
00088 };
00089 
00091 
00092 #endif // NCTree_h

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