code.vuplus.com Git - vuplus_dvbapp/blob - lib/driver/rcconsole.cpp

   1 #include <lib/base/init.h>
   2 #include <lib/base/init_num.h>
   3 #include <lib/base/eerror.h>
   4 #include <lib/driver/rcconsole.h>
   5 #include <stdio.h>
   6 #include <fcntl.h>
   7
   8 eRCConsoleDriver::eRCConsoleDriver(const char *filename): eRCDriver(eRCInput::getInstance())
   9 {
  10         handle=open(filename, O_RDONLY|O_NONBLOCK);
  11         if (handle<0)
  12         {
  13                 eDebug("failed to open %s", filename);
  14                 sn=0;
  15         } else
  16         {
  17                 sn=new eSocketNotifier(eApp, handle, eSocketNotifier::Read);
  18                 CONNECT(sn->activated, eRCConsoleDriver::keyPressed);
  19                 eRCInput::getInstance()->setFile(handle);
  20         }
  21
  22                 /* set console mode */
  23         struct termios t;
  24         tcgetattr(handle, &t);
  25         ot = t;
  26         t.c_lflag &= ~(ECHO | ICANON | ECHOK | ECHOE | ECHONL);
  27         tcsetattr(handle, TCSANOW,&t);
  28 }
  29
  30 eRCConsoleDriver::~eRCConsoleDriver()
  31 {
  32         tcsetattr(handle,TCSANOW, &ot);
  33         if (handle>=0)
  34                 close(handle);
  35         if (sn)
  36                 delete sn;
  37 }
  38
  39 void eRCConsoleDriver::keyPressed(int)
  40 {
  41         char data[16];
  42         char *d = data;
  43         int num = read(handle, data, 16);
  44         int code=-1;
  45
  46         int km = input->getKeyboardMode();
  47
  48         while (num--)
  49         {
  50 //              eDebug("console code %02x\n", *d++);
  51                 if (km == eRCInput::kmAll)
  52                         code = *d++;
  53                 else
  54                 {
  55                         if (*d == 27) // escape code
  56                         {
  57                                 while (num)
  58                                 {
  59                                         num--;
  60                                         if (*++d != '[')
  61                                                 break;
  62                                 }
  63                                 code = -1;
  64                         } else
  65                                 code = *d;
  66                         ++d;
  67
  68                         if (code < 32)                  /* control characters */
  69                                 code = -1;
  70                         if (code == 0x7F)               /* delete */
  71                                 code = -1;
  72                 }
  73
  74                 if (code != -1)
  75                         for (std::list<eRCDevice*>::iterator i(listeners.begin()); i!=listeners.end(); ++i)
  76                         {
  77 //                              eDebug("ascii %08x", code);
  78                                 (*i)->handleCode(/*0x8000|*/code);
  79                         }
  80         }
  81 }
  82
  83 void eRCConsole::handleCode(int code)
  84 {
  85         input->keyPressed(eRCKey(this, code, eRCKey::flagAscii));
  86 }
  87
  88 eRCConsole::eRCConsole(eRCDriver *driver)
  89                         : eRCDevice("Console", driver)
  90 {
  91 }
  92
  93 const char *eRCConsole::getDescription() const
  94 {
  95         return "Console";
  96 }
  97
  98 const char *eRCConsole::getKeyDescription(const eRCKey &key) const
  99 {
 100         return 0;
 101 }
 102
 103 int eRCConsole::getKeyCompatibleCode(const eRCKey &key) const
 104 {
 105         return key.code;
 106 }
 107
 108 class eRCConsoleInit
 109 {
 110         eRCConsoleDriver driver;
 111         eRCConsole device;
 112 public:
 113         eRCConsoleInit(): driver("/dev/vc/0"), device(&driver)
 114         {
 115         }
 116 };
 117
 118 eAutoInitP0<eRCConsoleInit> init_rcconsole(eAutoInitNumbers::rc+1, "Console RC Driver");