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                                 filtered=false;
  48                         default:
  49                                 break;
  50                 }
  51                 if (filtered)
  52                         return;
  53 //              eDebug("passed!");
  54         }
  55
  56         switch (ev->value)
  57         {
  58         case 0:
  59                 /*emit*/ input->keyPressed(eRCKey(this, ev->code, eRCKey::flagBreak));
  60                 break;
  61         case 1:
  62                 /*emit*/ input->keyPressed(eRCKey(this, ev->code, 0));
  63                 break;
  64         case 2:
  65                 /*emit*/ input->keyPressed(eRCKey(this, ev->code, eRCKey::flagRepeat));
  66                 break;
  67         }
  68 }
  69
  70 eRCDeviceInputDev::eRCDeviceInputDev(eRCInputEventDriver *driver)
  71         :eRCDevice(driver->getDeviceName(), driver), iskeyboard(false)
  72 {
  73         int len=id.length();
  74         int idx=0;
  75         while(idx < len)
  76         {
  77                 if (!strncasecmp(&id[idx++], "KEYBOARD", 8))
  78                 {
  79                         iskeyboard=true;
  80                         break;
  81                 }
  82         }
  83         eDebug("Input device \"%s\" is %sa keyboard.", id.c_str(), iskeyboard ? "" : "not ");
  84
  85 }
  86
  87 const char *eRCDeviceInputDev::getDescription() const
  88 {
  89         return id.c_str();
  90 }
  91
  92 class eInputDeviceInit
  93 {
  94         ePtrList<eRCInputEventDriver> m_drivers;
  95         ePtrList<eRCDeviceInputDev> m_devices;
  96 public:
  97         eInputDeviceInit()
  98         {
  99                 int i = 0;
 100                 while (1)
 101                 {
 102                         struct stat s;
 103                         char filename[128];
 104                         sprintf(filename, "/dev/input/event%d", i);
 105                         if (stat(filename, &s))
 106                                 break;
 107                         eRCInputEventDriver *p;
 108                         m_drivers.push_back(p = new eRCInputEventDriver(filename));
 109                         m_devices.push_back(new eRCDeviceInputDev(p));
 110                         ++i;
 111                 }
 112                 eDebug("Found %d input devices!", i);
 113         }
 114
 115         ~eInputDeviceInit()
 116         {
 117                 while (m_drivers.size())
 118                 {
 119                         delete m_devices.back();
 120                         m_devices.pop_back();
 121                         delete m_drivers.back();
 122                         m_drivers.pop_back();
 123                 }
 124         }
 125 };
 126
 127 eAutoInitP0<eInputDeviceInit> init_rcinputdev(eAutoInitNumbers::rc+1, "input device driver");