EasyAndFastMod/Keys.mqh

<EFBFBD><EFBFBD>//+------------------------------------------------------------------+
//|                                                         Keys.mqh |
//|                        Copyright 2016, MetaQuotes Software Corp. |
//|                                              http://www.mql5.com |
//+------------------------------------------------------------------+
#include "KeyCodes.mqh"
//+------------------------------------------------------------------+
//| ;0AA 4;O @01>BK A :;0280BC@>9                                   |
//+------------------------------------------------------------------+
class CKeys
 {
public:
                     CKeys(void);
                    ~CKeys(void);
  //--- >72@0I05B A8<2>; =060B>9 :;028H8
  static string             KeySymbol(const long key_code);
  //--- >72@0I05B A>AB>O=85 :;028H8 Ctrl
  static __forceinline bool KeyCtrlState(void);
  //--- >72@0I05B A>AB>O=85 :;028H8 Shift
  static __forceinline bool KeyShiftState(void);
  //--- >72@0I05B A>AB>O=85 :;028H8 Shift
 // static __forceinline bool KeyAltState(void);
 };
//+------------------------------------------------------------------+
//| Constructor                                                      |
//+------------------------------------------------------------------+
CKeys::CKeys(void)
 {
 }
//+------------------------------------------------------------------+
//| Destructor                                                       |
//+------------------------------------------------------------------+
CKeys::~CKeys(void)
 {
 }
//+------------------------------------------------------------------+
//| >72@0I05B A8<2>; =060B>9 :;028H8                                |
//+------------------------------------------------------------------+
string CKeys::KeySymbol(const long key_code)
 {
  string key_symbol = "";
//--- A;8 =C6=> 225AB8 ?@>15; (:;028H0 "Space")
  if(key_code == KEY_SPACE)
   {
    key_symbol = " ";
   }
//--- A;8 =C6=> 225AB8 (1) 0;D028B=K9 A8<2>; 8;8 (2) A8<2>; F8D@>2>9 :;028H8 8;8 (3) A?5F80;L=K9 A8<2>;
  else
    if((key_code >= KEY_A && key_code <= KEY_Z) ||
       (key_code >= KEY_0 && key_code <= KEY_9) ||
       (key_code >= KEY_NUMLOCK_0 && key_code <= KEY_NUMLOCK_SLASH) ||
       (key_code >= KEY_SEMICOLON && key_code <= KEY_SINGLE_QUOTE))
     {
      key_symbol =::ShortToString(::TranslateKey((int)key_code));
     }
//--- 5@=CBL A8<2>;
  return(key_symbol);
 }
//+------------------------------------------------------------------+
//| >72@0I05B A>AB>O=85 :;028H8 Ctrl                                |
//+------------------------------------------------------------------+
__forceinline bool CKeys::KeyCtrlState(void)
 {
  return(::TerminalInfoInteger(TERMINAL_KEYSTATE_CONTROL) < 0);
 }
//+------------------------------------------------------------------+
//| >72@0I05B A>AB>O=85 :;028H8 Shift                               |
//+------------------------------------------------------------------+
__forceinline bool CKeys::KeyShiftState(void)
 {
  return(::TerminalInfoInteger(TERMINAL_KEYSTATE_SHIFT) < 0);
 }