ktimetracker/focusdetectornotifier.cpp

   1 /*
   2  *     Copyright (C) 2007 by Mathias Soeken <msoeken@tzi.de>
   3  *                   2007 the ktimetracker developers
   4  *
   5  *   This program is free software; you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation; either version 2 of the License, or
   8  *   (at your option) any later version.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License along
  16  *   with this program; if not, write to the
  17  *      Free Software Foundation, Inc.
  18  *      51 Franklin Street, Fifth Floor
  19  *      Boston, MA  02110-1301  USA.
  20  *
  21  */
  22 #include "focusdetectornotifier.h"
  23
  24 #include "focusdetector.h"
  25 #include "taskview.h"
  26
  27 //@cond PRIVATE
  28 class FocusDetectorNotifier::Private
  29 {
  30 public:
  31     Private()
  32     {
  33         mDetector = new FocusDetector();
  34     }
  35     ~Private()
  36     {
  37         delete mDetector;
  38     }
  39     FocusDetector *mDetector;
  40     QList< TaskView * > mViews;
  41 };
  42 //@endcond
  43
  44 FocusDetectorNotifier* FocusDetectorNotifier::mInstance = 0;
  45
  46 FocusDetectorNotifier::FocusDetectorNotifier( QObject *parent )
  47   : QObject( parent ), d( new Private() )
  48 {
  49 }
  50
  51 FocusDetectorNotifier* FocusDetectorNotifier::instance()
  52 {
  53     if ( !mInstance )
  54     {
  55         mInstance = new FocusDetectorNotifier;
  56     }
  57     return mInstance;
  58 }
  59
  60 FocusDetectorNotifier::~FocusDetectorNotifier()
  61 {
  62     delete d;
  63 }
  64
  65 void FocusDetectorNotifier::attach( TaskView *view )
  66 {
  67     d->mViews.append( view );
  68     if ( d->mViews.count() == 1 )
  69     {
  70         //d->mDetector->startFocusDetection();
  71     }
  72 }
  73
  74 void FocusDetectorNotifier::detach( TaskView *view )
  75 {
  76     d->mViews.removeAll( view );
  77     if ( d->mViews.count() == 0)
  78     {
  79         //d->mDetector->stopFocusDetection();
  80     }
  81 }
  82
  83 FocusDetector *FocusDetectorNotifier::focusDetector() const
  84 {
  85     return d->mDetector;
  86 }
  87
  88 #include "focusdetectornotifier.moc"