menbedNavigator.h

00001 #ifndef _MENBEDNAVIGATOR_H_
00002 #define _MENBEDNAVIGATOR_H_
00003 
00004 #include "menbedButtonEvent.h"
00005 #include "menbedStructure.h"
00006 #include "menbedDisplayer.h"
00007 #include "menbedMenu.h"
00008 
00009 class MenbedNavigator {
00010 public:
00011     MenbedNavigator (MenbedMenu *rootMenu, MenbedDisplayer *displayer);
00012     void updateDisplay (void);
00013     void handleButtonEvent (MenbedButtonEvent buttonEvent);
00014 protected:
00015     MenbedMenu *activeMenu;
00016     uint8_t numButtons;
00017     uint8_t numLines;
00018     uint8_t lineLength;
00019     MenbedDisplayer *displayer;
00020     
00021     int8_t selectedItemIndex;
00022     uint8_t topOfScreenItemIndex;
00023     bool paramEditMode;
00024 
00025     void selectItem (void);
00026     void gotoParent (void);
00027     void moveUp (void);
00028     void moveDown (void);
00029     void incParam (void);
00030     void decParam (void);
00031     void saveParam (void);
00032     void restoreParam (void);
00033     void printMenu (char *menuStr);
00034     void printItem (MenbedMenuItem *item, char *line, bool itemSel, bool paramSel);
00035     bool checkConvSpec (const char *s);
00036 };
00037 
00038 #endif /* _MENBEDNAVIGATOR_H_ */