demos/embedded/anomaly/src/BrowserView.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demos/embedded/anomaly/src/BrowserView.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,185 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the demos of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "BrowserView.h"
+
+#include <QtGui>
+#include <QtNetwork>
+#include <QtWebKit>
+
+#include "ControlStrip.h"
+#include "TitleBar.h"
+#include "flickcharm.h"
+#include "ZoomStrip.h"
+
+#if defined (Q_OS_SYMBIAN)
+#include "sym_iap_util.h"
+#endif
+
+BrowserView::BrowserView(QWidget *parent)
+    : QWidget(parent)
+    , m_titleBar(0)
+    , m_webView(0)
+    , m_progress(0)
+    , m_currentZoom(100)
+{
+    m_titleBar = new TitleBar(this);
+    m_webView = new QWebView(this);
+    m_zoomStrip = new ZoomStrip(this);
+    m_controlStrip = new ControlStrip(this);
+
+    m_zoomLevels << 30 << 50 << 67 << 80 << 90;
+    m_zoomLevels << 100;
+    m_zoomLevels << 110 << 120 << 133 << 150 << 170 << 200 << 240 << 300;
+
+    QTimer::singleShot(0, this, SLOT(initialize()));
+}
+
+void BrowserView::initialize()
+{
+    connect(m_zoomStrip, SIGNAL(zoomInClicked()), SLOT(zoomIn()));
+    connect(m_zoomStrip, SIGNAL(zoomOutClicked()), SLOT(zoomOut()));
+
+    connect(m_controlStrip, SIGNAL(menuClicked()), SIGNAL(menuButtonClicked()));
+    connect(m_controlStrip, SIGNAL(backClicked()), m_webView, SLOT(back()));
+    connect(m_controlStrip, SIGNAL(forwardClicked()), m_webView, SLOT(forward()));
+
+    QPalette pal = m_webView->palette();
+    pal.setBrush(QPalette::Base, Qt::white);
+    m_webView->setPalette(pal);
+
+    FlickCharm *flickCharm = new FlickCharm(this);
+    flickCharm->activateOn(m_webView);
+
+    m_webView->setZoomFactor(static_cast<qreal>(m_currentZoom)/100.0);
+    connect(m_webView, SIGNAL(loadStarted()), SLOT(start()));
+    connect(m_webView, SIGNAL(loadProgress(int)), SLOT(setProgress(int)));
+    connect(m_webView, SIGNAL(loadFinished(bool)), SLOT(finish(bool)));
+    connect(m_webView, SIGNAL(urlChanged(QUrl)), SLOT(updateTitleBar()));
+
+    m_webView->setHtml("Will try to load page soon!");
+    m_webView->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    m_webView->setFocus();
+#ifdef Q_OS_SYMBIAN
+    QTimer::singleShot(0, this, SLOT(setDefaultIap()));
+#endif
+}
+
+void BrowserView::start()
+{
+    m_progress = 0;
+    updateTitleBar();
+    //m_titleBar->setText(m_webView->url().toString());
+}
+
+void BrowserView::setProgress(int percent)
+{
+    m_progress = percent;
+    updateTitleBar();
+    //m_titleBar->setText(QString("Loading %1%").arg(percent));
+}
+
+void BrowserView::updateTitleBar()
+{
+    QUrl url = m_webView->url();
+    m_titleBar->setHost(url.host());
+    m_titleBar->setTitle(m_webView->title());
+    m_titleBar->setProgress(m_progress);
+}
+
+void BrowserView::finish(bool ok)
+{
+    m_progress = 0;
+    updateTitleBar();
+
+    // TODO: handle error
+    if (!ok) {
+        //m_titleBar->setText("Loading failed.");
+    }
+}
+
+void BrowserView::zoomIn()
+{
+    int i = m_zoomLevels.indexOf(m_currentZoom);
+    Q_ASSERT(i >= 0);
+    if (i < m_zoomLevels.count() - 1)
+        m_currentZoom = m_zoomLevels[i + 1];
+
+    m_webView->setZoomFactor(static_cast<qreal>(m_currentZoom)/100.0);
+}
+
+void BrowserView::zoomOut()
+{
+    int i = m_zoomLevels.indexOf(m_currentZoom);
+    Q_ASSERT(i >= 0);
+    if (i > 0)
+        m_currentZoom = m_zoomLevels[i - 1];
+
+    m_webView->setZoomFactor(static_cast<qreal>(m_currentZoom)/100.0);
+}
+
+void BrowserView::resizeEvent(QResizeEvent *event)
+{
+    QWidget::resizeEvent(event);
+
+    int h1 = m_titleBar->sizeHint().height();
+    int h2 = m_controlStrip->sizeHint().height();
+
+    m_titleBar->setGeometry(0, 0, width(), h1);
+    m_controlStrip->setGeometry(0, height() - h2, width(), h2);
+    m_webView->setGeometry(0, h1, width(), height() - h1);
+
+    int zw = m_zoomStrip->sizeHint().width();
+    int zh = m_zoomStrip->sizeHint().height();
+    m_zoomStrip->move(width() - zw, (height() - zh) / 2);
+}
+#ifdef Q_OS_SYMBIAN
+void BrowserView::setDefaultIap()
+{
+    qt_SetDefaultIap();
+    m_webView->load(QUrl("http://news.bbc.co.uk/text_only.stm"));
+}
+#endif
+
+void BrowserView::navigate(const QUrl &url)
+{
+    m_webView->load(url);
+}