tcCommandExecutiveBase.h

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#ifndef tcCommandExecutiveBase_H_
#define tcCommandExecutiveBase_H_
 
#include <stdint.h>
#include <string>
#include <vector>
#include <list>
#include "Thread.h"
 
class tcUIThread;
 
 
#define MENU_FUNCTION_DECL(name) \
    static void name (void* me) { ((tcCommandExecutiveBase*)me)-> name (); } \
    void name (); 
 
 
class tcCommandExecutiveBase
{
friend class tcUIThread;
 
protected:
    typedef void (*tpVoidFunc)(void*);
 
public:
    tcCommandExecutiveBase (const char *appname);
 
    void start();
 
protected:
    void add_cmnd      (const char *cmnd, tpVoidFunc func, const char *desc);
    void add_seperator ();
 
    MENU_FUNCTION_DECL (process_help);
    // the camera app doesn't have a clean shutdown...
    // MENU_FUNCTION_DECL (process_quit);
 
protected:
    void     conditionalRead  (unsigned int anTabs, const char* apMessage);
 
    bool        ask_on_off       (const char *prompt, bool allowempty = false, bool dflt = false);
    bool        ask_yes_no       (const char *prompt, bool allowempty = false, bool dflt = false);
    double      ask_double       (const char *prompt, bool allowempty = false, double dflt = 0);
    float       ask_float        (const char *prompt, bool allowempty = false, float dflt = 0);
    uint32_t    ask_uint         (const char *prompt, bool allowempty = false, uint32_t dflt = 0);
    int32_t     ask_int          (const char *prompt, bool allowempty = false, int32_t dflt = 0);
    std::string ask_string       (const char *prompt, bool allowempty = false, const char *dflt = "");
    
    void     ReadUserInput    ();
    void     UserInputLoop    ();
 
    typedef struct
    {
        std::string m_cmnd;
        tpVoidFunc  m_func;
        std::string m_help;
    } tsCmndFunc;
    std::vector<tsCmndFunc>  m_cmnd_func_list;
    tpVoidFunc   get_func     (const char *cmnd);
    tsCmndFunc  *get_cmndfunc (const char *cmnd);
 
    tcUIThread   *m_ConsoleListenerThread;    
    bool          m_continue;                 
    std::list<std::string>   m_cmnd_list;
    std::string       m_appname;
 
 
    void printHelp        (const char *cmnd);
    void printHelpGeneric (const tsCmndFunc *tcf) const;
    void printHelpAll     () const;
};
 
#undef MENU_FUNCTION_DECL   // We don't need this anymore
 
 
class tcUIThread : public tcThread
{
public:
    tcUIThread (tcCommandExecutiveBase *exec) : tcThread() { m_exec = exec; }
    void* run () { setPriority(tcThread::NORMAL_PRIORITY); m_exec->UserInputLoop(); return NULL; }
protected:
    tcCommandExecutiveBase *m_exec;
};
 
 
#endif  // tcCommandExecutiveBase_H_