lib/driver/rcinput.cpp

   1 #include <lib/driver/rcinput.h>
   2
   3 #include <lib/base/eerror.h>
   4
   5 #include <sys/ioctl.h>
   6 #include <linux/input.h>
   7 #include <sys/stat.h>
   8
   9 #include <lib/base/ebase.h>
  10 #include <lib/base/init.h>
  11 #include <lib/base/init_num.h>
  12 #include <lib/driver/input_fake.h>
  13
  14 void eRCDeviceInputDev::handleCode(int rccode)
  15 {
  16         struct input_event *ev = (struct input_event *)rccode;
  17         if (ev->type!=EV_KEY)
  18                 return;
  19
  20 //      eDebug("%x %x %x", ev->value, ev->code, ev->type);
  21
  22         if (ev->type!=EV_KEY)
  23                 return;
  24
  25         int km = iskeyboard ? input->getKeyboardMode() : eRCInput::kmNone;
  26
  27 //      eDebug("keyboard mode %d", km);
  28
  29         if (km == eRCInput::kmAll)
  30                 return;
  31
  32         if (km == eRCInput::kmAscii)
  33         {
  34 //              eDebug("filtering.. %d", ev->code);
  35                 bool filtered = ( ev->code > 0 && ev->code < 61 );
  36                 switch (ev->code)
  37                 {
  38                         case KEY_RESERVED:
  39                         case KEY_ESC:
  40                         case KEY_TAB:
  41                         case KEY_BACKSPACE:
  42                         case KEY_ENTER:
  43                         case KEY_LEFTCTRL:
  44                         case KEY_RIGHTSHIFT:
  45                         case KEY_LEFTALT:
  46                         case KEY_CAPSLOCK:
  47                         case KEY_COMPOSE:
  48                         case KEY_INSERT:
  49                         case KEY_DELETE:
  50                         case KEY_MUTE:
  51                                 filtered=false;
  52                         default:
  53                                 break;
  54                 }
  55                 if (filtered)
  56                         return;
  57 //              eDebug("passed!");
  58         }
  59
  60         switch (ev->value)
  61         {
  62         case 0:
  63                 /*emit*/ input->keyPressed(eRCKey(this, ev->code, eRCKey::flagBreak));
  64                 break;
  65         case 1:
  66                 /*emit*/ input->keyPressed(eRCKey(this, ev->code, 0));
  67                 break;
  68         case 2:
  69                 /*emit*/ input->keyPressed(eRCKey(this, ev->code, eRCKey::flagRepeat));
  70                 break;
  71         }
  72 }
  73
  74 eRCDeviceInputDev::eRCDeviceInputDev(eRCInputEventDriver *driver)
  75         :eRCDevice(driver->getDeviceName(), driver), iskeyboard(false)
  76 {
  77         int len=id.length();
  78         int idx=0;
  79         while(idx < len)
  80         {
  81                 if (!strncasecmp(&id[idx++], "KEYBOARD", 8))
  82                 {
  83                         iskeyboard=true;
  84                         break;
  85                 }
  86         }
  87         eDebug("Input device \"%s\" is %sa keyboard.", id.c_str(), iskeyboard ? "" : "not ");
  88
  89 }
  90
  91 const char *eRCDeviceInputDev::getDescription() const
  92 {
  93         return id.c_str();
  94 }
  95
  96 class eInputDeviceInit
  97 {
  98         ePtrList<eRCInputEventDriver> m_drivers;
  99         ePtrList<eRCDeviceInputDev> m_devices;
 100 public:
 101         eInputDeviceInit()
 102         {
 103                 int i = 0;
 104                 while (1)
 105                 {
 106                         struct stat s;
 107                         char filename[128];
 108                         sprintf(filename, "/dev/input/event%d", i);
 109                         if (stat(filename, &s))
 110                                 break;
 111                         eRCInputEventDriver *p;
 112                         m_drivers.push_back(p = new eRCInputEventDriver(filename));
 113                         m_devices.push_back(new eRCDeviceInputDev(p));
 114                         ++i;
 115                 }
 116                 eDebug("Found %d input devices!", i);
 117         }
 118
 119         ~eInputDeviceInit()
 120         {
 121                 while (m_drivers.size())
 122                 {
 123                         delete m_devices.back();
 124                         m_devices.pop_back();
 125                         delete m_drivers.back();
 126                         m_drivers.pop_back();
 127                 }
 128         }
 129 };
 130
 131 eAutoInitP0<eInputDeviceInit> init_rcinputdev(eAutoInitNumbers::rc+1, "input device driver");