workspace/kwin/effects/zoom_config.cpp

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5 Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *********************************************************************/
  20
  21 #include "zoom_config.h"
  22
  23 #include <kwineffects.h>
  24
  25 #include <klocale.h>
  26 #include <kdebug.h>
  27 #include <KActionCollection>
  28 #include <kaction.h>
  29 #include <KShortcutsEditor>
  30
  31 #include <QVBoxLayout>
  32 #ifndef KDE_USE_FINAL
  33 KWIN_EFFECT_CONFIG_FACTORY
  34 #endif
  35 namespace KWin
  36 {
  37
  38 ZoomEffectConfig::ZoomEffectConfig(QWidget* parent, const QVariantList& args) :
  39         KCModule(EffectFactory::componentData(), parent, args)
  40     {
  41     QVBoxLayout* layout = new QVBoxLayout(this);
  42     KActionCollection* actionCollection = new KActionCollection( this, componentData() );
  43     KAction* a;
  44     a = static_cast< KAction* >( actionCollection->addAction( KStandardAction::ZoomIn ));
  45     a->setProperty("isConfigurationAction", true);
  46     a->setGlobalShortcut(KShortcut(Qt::META + Qt::Key_Equal));
  47
  48     a = static_cast< KAction* >( actionCollection->addAction( KStandardAction::ZoomOut ));
  49     a->setProperty("isConfigurationAction", true);
  50     a->setGlobalShortcut(KShortcut(Qt::META + Qt::Key_Minus));
  51
  52     a = static_cast< KAction* >( actionCollection->addAction( KStandardAction::ActualSize ));
  53     a->setProperty("isConfigurationAction", true);
  54     a->setGlobalShortcut(KShortcut(Qt::META + Qt::Key_0));
  55
  56     mShortcutEditor = new KShortcutsEditor(actionCollection, this,
  57             KShortcutsEditor::GlobalAction, KShortcutsEditor::LetterShortcutsDisallowed);
  58     connect(mShortcutEditor, SIGNAL(keyChange()), this, SLOT(changed()));
  59     layout->addWidget(mShortcutEditor);
  60
  61     layout->addStretch();
  62
  63     load();
  64     }
  65
  66 ZoomEffectConfig::~ZoomEffectConfig()
  67     {
  68     // Undo (only) unsaved changes to global key shortcuts
  69     mShortcutEditor->undoChanges();
  70     }
  71
  72 void ZoomEffectConfig::load()
  73     {
  74     KCModule::load();
  75
  76     emit changed(false);
  77     }
  78
  79 void ZoomEffectConfig::save()
  80     {
  81     KCModule::save();
  82
  83     mShortcutEditor->save();    // undo() will restore to this state from now on
  84
  85     emit changed(false);
  86     EffectsHandler::sendReloadMessage( "zoom" );
  87     }
  88
  89 void ZoomEffectConfig::defaults()
  90     {
  91     mShortcutEditor->allDefault();
  92     emit changed(true);
  93     }
  94
  95
  96 } // namespace
  97
  98 #include "zoom_config.moc"