source/base.cpp

   1 #include "base.h"
   2 #include "poll.h"
   3
   4 using namespace std;
   5
   6 namespace Msp {
   7 namespace IO {
   8
   9 bool Base::getline(string &line)
  10 {
  11         line.clear();
  12
  13         if(eof_flag)
  14                 return false;
  15
  16         while(1)
  17         {
  18                 int c = get();
  19                 if(c==-1 || c=='\n')
  20                         break;
  21                 line += c;
  22         }
  23
  24         return !eof_flag || !line.empty();
  25 }
  26
  27 int Base::get()
  28 {
  29         char c;
  30         if(do_read(&c, 1)==0)
  31                 return -1;
  32         return static_cast<unsigned char>(c);
  33 }
  34
  35 void Base::event(PollEvent ev)
  36 {
  37         if(ev&P_INPUT)
  38                 signal_data_available.emit();
  39
  40         on_event(ev);
  41 }
  42
  43 Base::~Base()
  44 {
  45         signal_deleted.emit();
  46 }
  47
  48 Base::Base():
  49         mode(M_READ),
  50         events(P_NONE),
  51         eof_flag(false)
  52 { }
  53
  54 void Base::set_events(PollEvent e)
  55 {
  56         events = e;
  57         signal_events_changed.emit(events);
  58 }
  59
  60 } // namespace IO
  61 } // namespace Msp