diff --git a/src/abstractappearance.cpp b/src/abstractappearance.cpp
index d67252c..1086729 100644
--- a/src/abstractappearance.cpp
+++ b/src/abstractappearance.cpp
@@ -1,93 +1,98 @@
 /* KDE GTK Configuration Module
  * 
  * Copyright 2011 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) version 3, or any
  * later version accepted by the membership of KDE e.V. (or its
  * successor approved by the membership of KDE e.V.), which shall
  * act as a proxy defined in Section 6 of version 3 of the license.
  * 
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  * 
  * You should have received a copy of the GNU Lesser General Public 
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "abstractappearance.h"
 #include <qregexp.h>
 #include <QDir>
 #include <QDebug>
 
+static bool isTrue(const QString& value)
+{
+    return value == "1" || value == "true";
+}
+
 //SETTERS
 void AbstractAppearance::setTheme(const QString& name) { m_settings["theme"] = name;}
 void AbstractAppearance::setCursor(const QString& cur) { m_settings["cursor"] = cur;}
 void AbstractAppearance::setIcon(const QString& ic) { m_settings["icon"] = ic;}
 void AbstractAppearance::setIconFallback(const QString& fall) { m_settings["icon_fallback"] = fall; }
 void AbstractAppearance::setFont(const QString& fo) { m_settings["font"] = fo;}
 void AbstractAppearance::setShowIconsInButtons(bool show) { m_settings["show_icons_buttons"] = show ? "1" : "0"; }
 void AbstractAppearance::setShowIconsInMenus(bool show) { m_settings["show_icons_menus"] = show ? "1" : "0"; }
 void AbstractAppearance::setPrimaryButtonWarpsSlider(bool enabled) { m_settings["primary_button_warps_slider"] = enabled ? "1" : "0"; }
 void AbstractAppearance::setToolbarStyle(const QString& toolbar_style) { m_settings["toolbar_style"] = toolbar_style; }
 
 // GETTERS
 QString AbstractAppearance::getTheme() const { return m_settings["theme"];}
 QString AbstractAppearance::getCursor() const { return m_settings["cursor"];}
 QString AbstractAppearance::getIcon() const { return m_settings["icon"];}
 QString AbstractAppearance::getIconFallback() const { return m_settings["icon_fallback"]; }
 QString AbstractAppearance::getFont() const { return m_settings["font"]; }
 QString AbstractAppearance::getThemeGtk3() const { return m_settings["themegtk3"]; }
 QString AbstractAppearance::getToolbarStyle() const { return m_settings["toolbar_style"]; }
 bool AbstractAppearance::getShowIconsInButtons() const { return m_settings["show_icons_buttons"]=="1"; }
 bool AbstractAppearance::getShowIconsInMenus() const { return m_settings["show_icons_menus"]=="1"; }
-bool AbstractAppearance::getPrimaryButtonWarpsSlider() const { return m_settings["primary_button_warps_slider"] == "1"; }
+bool AbstractAppearance::getPrimaryButtonWarpsSlider() const { return isTrue(m_settings["primary_button_warps_slider"]); }
 
 QRegExp valueRx(" *([a-zA-Z\\-_]+) *= *\"?([^\"\\n]+)\"?", Qt::CaseSensitive, QRegExp::RegExp2);
 QMap<QString,QString> AbstractAppearance::readSettingsTuples(QIODevice* device)
 {
     QMap<QString, QString> ret;
     QTextStream flow(device);
     for(; !flow.atEnd() ;) {
         QString line = flow.readLine();
         int idxComment = line.indexOf('#');
         if(idxComment>=0)
             line = line.left(idxComment).simplified();
 
         if(valueRx.exactMatch(line))
             ret[valueRx.cap(1)] = valueRx.cap(2);
         else if(line.startsWith("include \"")) {
             QString filename = line.mid(9);
             filename.chop(1);
 //             qDebug() << "including: " << filename;
             QFile f(filename);
             if(f.open(QFile::Text|QFile::ReadOnly)) {
                 ret.unite(readSettingsTuples(&f));
             } else
                 qWarning() << "couldn't include " << filename;
         }
 //         else if(!line.isEmpty())
 //             qWarning() << "misinterpreted line" << line;
     }
     return ret;
 }
 
 QStringList AbstractAppearance::installedThemesNames() const
 {
     QStringList themes = installedThemes();
     QStringList ret;
     
     foreach(const QString& theme, themes)
         ret += QDir(theme).dirName();
     
     return ret;
 }
 
 bool AbstractAppearance::hasProperty(const QString& key) const
 {
     return !m_settings.value(key).isEmpty();
 }