libyui-ncurses  2.44.1
/usr/src/RPM/BUILD/libyui-ncurses-2.44.1/src/NCIntField.h
00001 /*
00002   Copyright (C) 2000-2012 Novell, Inc
00003   This library is free software; you can redistribute it and/or modify
00004   it under the terms of the GNU Lesser General Public License as
00005   published by the Free Software Foundation; either version 2.1 of the
00006   License, or (at your option) version 3.0 of the License. This library
00007   is distributed in the hope that it will be useful, but WITHOUT ANY
00008   WARRANTY; without even the implied warranty of MERCHANTABILITY or
00009   FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
00010   License for more details. You should have received a copy of the GNU
00011   Lesser General Public License along with this library; if not, write
00012   to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
00013   Floor, Boston, MA 02110-1301 USA
00014 */
00015 
00016 
00017 /*-/
00018 
00019    File:       NCIntField.h
00020 
00021    Author:     Michael Andres <ma@suse.de>
00022 
00023 /-*/
00024 
00025 #ifndef NCIntField_h
00026 #define NCIntField_h
00027 
00028 #include <iosfwd>
00029 
00030 #include <yui/YIntField.h>
00031 #include "NCWidget.h"
00032 
00033 
00034 class NCIntField : public YIntField, public NCWidget
00035 {
00036 private:
00037 
00038     friend std::ostream & operator<<( std::ostream & STREAM, const NCIntField & OBJ );
00039 
00040     NCIntField & operator=( const NCIntField & );
00041     NCIntField( const NCIntField & );
00042 
00043 
00044     static const unsigned taglen;
00045 
00046     NClabel label;
00047     NCursesWindow * lwin;
00048     NCursesWindow * twin;
00049 
00050     int      cvalue;
00051     unsigned vlen;
00052     unsigned vstart;
00053 
00054     void setDefsze();
00055     void tUpdate();
00056 
00057 protected:
00058 
00059     virtual const char * location() const { return "NCIntField"; }
00060 
00061     virtual void wCreate( const wrect & newrect );
00062     virtual void wDelete();
00063 
00064     virtual void wRedraw();
00065 
00066     bool Increment( const bool bigstep = false );
00067     bool Decrement( const bool bigstep = false );
00068 
00069     int enterPopup( wchar_t first = L'\0' );
00070 
00071 public:
00072 
00073     NCIntField( YWidget * parent,
00074                 const std::string & label,
00075                 int minValue, int maxValue,
00076                 int initialValue );
00077     virtual ~NCIntField();
00078 
00079     virtual int preferredWidth();
00080     virtual int preferredHeight();
00081 
00082     virtual void setSize( int newWidth, int newHeight );
00083 
00084     virtual void setLabel( const std::string & nlabel );
00085 
00086     virtual void setValueInternal( int newValue );
00087 
00088     virtual int value() { return cvalue; }
00089 
00090     virtual NCursesEvent wHandleInput( wint_t key );
00091 
00092     virtual bool setKeyboardFocus()
00093     {
00094         if ( !grabFocus() )
00095             return YWidget::setKeyboardFocus();
00096 
00097         return true;
00098     }
00099 
00100     virtual void setEnabled( bool do_bv );
00101 };
00102 
00103 
00104 #endif // NCIntField_h
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