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/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2008-2010 by Andrea Diamantini <adjam7 at gmail dot com>
* Copyright (C) 2009-2010 by Lionel Chauvin <megabigbug@yahoo.fr>
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 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 14 of version 3 of the license.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ============================================================ */
// Self Includes
#include "zoombar.h"
// local includes
#include "application.h"
#include "mainview.h"
#include "mainwindow.h"
#include "webtab.h"
// KDE Includes
#include <KAction>
#include <KIcon>
#include <KLocalizedString>
#include <KStandardAction>
// Qt Includes
#include <QtGui/QHBoxLayout>
#include <QtGui/QLabel>
#include <QtGui/QSlider>
#include <QtGui/QToolButton>
ZoomBar::ZoomBar(QWidget *parent)
: QWidget(parent)
,m_zoomIn(new QToolButton(this))
,m_zoomOut(new QToolButton(this))
,m_zoomNormal(new QToolButton(this))
,m_zoomSlider(new QSlider(Qt::Horizontal, this))
{
QHBoxLayout *layout = new QHBoxLayout;
// cosmetic
layout->setContentsMargins(2, 0, 2, 0);
QToolButton *hideButton = new QToolButton(this);
hideButton->setAutoRaise(true);
hideButton->setIcon(KIcon("dialog-close"));
connect(hideButton, SIGNAL(clicked()), this, SLOT(hide()));
layout->addWidget(hideButton);
layout->setAlignment(hideButton, Qt::AlignLeft | Qt::AlignTop);
// label
QLabel *label = new QLabel(i18n("Zoom:"));
layout->addWidget(label);
m_zoomSlider->setTracking(true);
m_zoomSlider->setRange(1, 19); // divide by 10 to obtain a qreal for zoomFactor()
m_zoomSlider->setValue(10);
m_zoomSlider->setPageStep(3);
connect(m_zoomSlider, SIGNAL(valueChanged(int)), this, SLOT(setValue(int)));
m_zoomIn->setAutoRaise(true);
m_zoomOut->setAutoRaise(true);
m_zoomNormal->setAutoRaise(true);
// layout->setSpacing(0);
// layout->setMargin(0);
layout->addWidget(m_zoomOut);
layout->addWidget(m_zoomSlider);
layout->addWidget(m_zoomIn);
layout->addWidget(m_zoomNormal);
layout->addStretch();
setLayout(layout);
// we start off hidden
hide();
}
void ZoomBar::setupActions(MainWindow *window)
{
KAction *a;
a = window->actionCollection()->addAction(KStandardAction::ZoomIn, this, SLOT(zoomIn()));
a = window->actionCollection()->addAction(KStandardAction::ZoomOut, this, SLOT(zoomOut()));
a = window->actionCollection()->addAction(KStandardAction::ActualSize, this, SLOT(zoomNormal()));
a->setShortcut(KShortcut(Qt::CTRL | Qt::Key_0));
a = window->actionCollection()->addAction(KStandardAction::Zoom, this, SLOT(toggleVisibility()));
a->setIcon(KIcon("page-zoom"));
a->setShortcut(KShortcut(Qt::CTRL | Qt::Key_Y));
m_zoomIn->setDefaultAction(window->actionByName(KStandardAction::name(KStandardAction::ZoomIn)));
m_zoomOut->setDefaultAction(window->actionByName(KStandardAction::name(KStandardAction::ZoomOut)));
m_zoomNormal->setDefaultAction(window->actionByName(KStandardAction::name(KStandardAction::ActualSize)));
}
ZoomBar::~ZoomBar()
{
delete m_zoomIn;
delete m_zoomOut;
delete m_zoomNormal;
delete m_zoomSlider;
}
void ZoomBar::show()
{
// show findbar if not visible
if (isHidden())
{
emit visibilityChanged(true);
QWidget::show();
}
}
void ZoomBar::hide()
{
emit visibilityChanged(false);
QWidget::hide();
}
void ZoomBar::zoomIn()
{
setValue(m_zoomSlider->value() + 1);
}
void ZoomBar::zoomOut()
{
setValue(m_zoomSlider->value() - 1);
}
void ZoomBar::zoomNormal()
{
setValue(10);
}
void ZoomBar::updateSlider(int webview)
{
WebTab *tab = 0;
if (!Application::instance()->mainWindowList().isEmpty())
tab = Application::instance()->mainWindow()->mainView()->webTab(webview);
if (!tab)
return;
m_zoomSlider->setValue(tab->view()->zoomFactor() * 10);
}
void ZoomBar::setValue(int value)
{
m_zoomSlider->setValue(value);
// Don't allox max +1 values
Application::instance()->mainWindow()->currentTab()->view()->setZoomFactor(QVariant(m_zoomSlider->value()).toReal() / 10);
}
void ZoomBar::toggleVisibility()
{
isVisible() ? hide() : show();
}
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