src/frontends/xforms/Timeout_pimpl.C

   1 /**
   2  * \file Timeout_pimpl.C
   3  * Copyright 2001 LyX Team
   4  * Read COPYING
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author John Levon
   8  */
   9
  10 #ifdef __GNUG__
  11 #pragma implementation
  12 #endif
  13
  14 #include <config.h>
  15
  16 #include FORMS_H_LOCATION
  17
  18 #include "Timeout_pimpl.h"
  19 #include "debug.h"
  20
  21 using std::endl;
  22
  23 extern "C" {
  24         static
  25         void C_intern_timeout_cb(int, void * data)
  26         {
  27                 Timeout * to = static_cast<Timeout *>(data);
  28                 to->emit();
  29         }
  30 }
  31
  32
  33 Timeout::Pimpl::Pimpl(Timeout * owner)
  34         : owner_(owner), timeout_id(-1)
  35 {
  36 }
  37
  38
  39 void Timeout::Pimpl::reset()
  40 {
  41         timeout_id = -1;
  42 }
  43
  44
  45 void Timeout::Pimpl::start()
  46 {
  47         if (timeout_id != -1)
  48                 lyxerr << "Timeout::start: already running!" << endl;
  49         timeout_id = fl_add_timeout(owner_->timeout_ms,
  50                                     C_intern_timeout_cb, owner_);
  51 }
  52
  53
  54 void Timeout::Pimpl::stop()
  55 {
  56         if (timeout_id != -1) {
  57                 fl_remove_timeout(timeout_id);
  58                 timeout_id = -1;
  59         }
  60 }