vcl/source/app/idle.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <vcl/idle.hxx>
  21 #include "saltimer.hxx"
  22
  23 void Idle::Invoke()
  24 {
  25     maIdleHdl.Call( this );
  26 }
  27
  28 Idle& Idle::operator=( const Idle& rIdle )
  29 {
  30     Scheduler::operator=(rIdle);
  31     maIdleHdl = rIdle.maIdleHdl;
  32     return *this;
  33 }
  34
  35 Idle::Idle( const sal_Char *pDebugName ) : Scheduler( pDebugName )
  36 {
  37 }
  38
  39 Idle::Idle( const Idle& rIdle ) : Scheduler(rIdle)
  40 {
  41     maIdleHdl = rIdle.maIdleHdl;
  42 }
  43
  44 void Idle::Start()
  45 {
  46     Scheduler::Start();
  47
  48     sal_uInt64 nPeriod = Scheduler::ImmediateTimeoutMs;
  49     if (Scheduler::GetDeterministicMode())
  50     {
  51         switch (mePriority)
  52         {
  53             case SchedulerPriority::LOW:
  54             case SchedulerPriority::LOWER:
  55             case SchedulerPriority::LOWEST:
  56                 nPeriod = Scheduler::InfiniteTimeoutMs;
  57                 break;
  58             default:
  59                 break;
  60         }
  61     }
  62
  63     Scheduler::ImplStartTimer(nPeriod);
  64 }
  65
  66 bool Idle::ReadyForSchedule( bool bTimerOnly, sal_uInt64 /* nTimeNow */ ) const
  67 {
  68     // always ready if not only looking for timers.
  69     return !bTimerOnly;
  70 }
  71
  72 bool Idle::IsIdle() const
  73 {
  74     return true;
  75 }
  76
  77 sal_uInt64 Idle::UpdateMinPeriod( sal_uInt64 /* nMinPeriod */, sal_uInt64 /* nTime */ ) const
  78 {
  79     assert(false); // idles currently don't hit this.
  80     return ImmediateTimeoutMs;
  81 }
  82
  83 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */