Tools/MiniBrowser/qt/BrowserWindow.cpp

   1 /*
   2  * Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies)
   3  * Copyright (C) 2010 University of Szeged
   4  *
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  23  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  24  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include "BrowserWindow.h"
  30
  31 #include "private/qquickwebpage_p.h"
  32 #include "private/qquickwebview_p.h"
  33 #include "utils.h"
  34
  35 #include <QQmlEngine>
  36 #include <QDir>
  37 #include <QPointF>
  38
  39 BrowserWindow::BrowserWindow(WindowOptions* options)
  40     : m_windowOptions(options)
  41 {
  42     setWindowTitle("MiniBrowser");
  43     setWindowFlags(Qt::Window | Qt::WindowTitleHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
  44     setResizeMode(QQuickView::SizeRootObjectToView);
  45
  46     // This allows starting MiniBrowser from the build directory without previously defining QML_IMPORT_PATH.
  47     QDir qmlImportDir = QDir(QCoreApplication::applicationDirPath());
  48     qmlImportDir.cd("../imports");
  49     engine()->addImportPath(qmlImportDir.canonicalPath());
  50
  51     Utils* utils = new Utils(this);
  52     engine()->rootContext()->setContextProperty("utils", utils);
  53     engine()->rootContext()->setContextProperty("options", options);
  54     setSource(QUrl("qrc:///qml/BrowserWindow.qml"));
  55     connect(rootObject(), SIGNAL(pageTitleChanged(QString)), this, SLOT(onTitleChanged(QString)));
  56     connect(rootObject(), SIGNAL(newWindow(QString)), this, SLOT(newWindow(QString)));
  57     if (options->startFullScreen())
  58         showFullScreen();
  59     else {
  60         if (options->startMaximized())
  61             setWindowState(Qt::WindowMaximized);
  62         else
  63             resize(options->requestedWindowSize());
  64         show();
  65     }
  66
  67     QQmlContext* context = rootContext();
  68     context->setContextProperty("Window", this);
  69
  70     if (!options->userAgent().isNull())
  71         webViewExperimental()->setUserAgent(options->userAgent());
  72
  73     // Zoom values are chosen to be like in Mozilla Firefox 3.
  74     m_zoomLevels << 0.3 << 0.5 << 0.67 << 0.8 << 0.9
  75                  << 1
  76                  << 1.11 << 1.22 << 1.33 << 1.5 << 1.7 << 2 << 2.4 << 3;
  77
  78     m_currentZoomLevel = m_zoomLevels.indexOf(1);
  79 }
  80
  81 QQuickWebView* BrowserWindow::webView() const
  82 {
  83     return rootObject()->property("webview").value<QQuickWebView*>();
  84 }
  85
  86 QQuickWebViewExperimental* BrowserWindow::webViewExperimental() const
  87 {
  88     return webView()->property("experimental").value<QQuickWebViewExperimental*>();
  89 }
  90
  91 void BrowserWindow::load(const QString& url)
  92 {
  93     QUrl completedUrl = Utils::urlFromUserInput(url);
  94     QMetaObject::invokeMethod(rootObject(), "load", Qt::DirectConnection, Q_ARG(QVariant, completedUrl));
  95 }
  96
  97 void BrowserWindow::reload()
  98 {
  99     QMetaObject::invokeMethod(rootObject(), "reload", Qt::DirectConnection);
 100 }
 101
 102 void BrowserWindow::focusAddressBar()
 103 {
 104     QMetaObject::invokeMethod(rootObject(), "focusAddressBar", Qt::DirectConnection);
 105 }
 106
 107 BrowserWindow* BrowserWindow::newWindow(const QString& url)
 108 {
 109     BrowserWindow* window = new BrowserWindow(m_windowOptions);
 110     window->load(url);
 111     return window;
 112 }
 113
 114 void BrowserWindow::updateVisualMockTouchPoints(const QList<QTouchEvent::TouchPoint>& touchPoints)
 115 {
 116     foreach (const QTouchEvent::TouchPoint& touchPoint, touchPoints) {
 117         QString mockTouchPointIdentifier = QString("mockTouchPoint%1").arg(touchPoint.id());
 118         QQuickItem* mockTouchPointItem = rootObject()->findChild<QQuickItem*>(mockTouchPointIdentifier, Qt::FindDirectChildrenOnly);
 119
 120         if (!mockTouchPointItem) {
 121             QQmlComponent touchMockPointComponent(engine(), QUrl("qrc:///qml/MockTouchPoint.qml"));
 122             mockTouchPointItem = qobject_cast<QQuickItem*>(touchMockPointComponent.create());
 123             mockTouchPointItem->setObjectName(mockTouchPointIdentifier);
 124             mockTouchPointItem->setProperty("pointId", QVariant(touchPoint.id()));
 125             mockTouchPointItem->setParent(rootObject());
 126             mockTouchPointItem->setParentItem(rootObject());
 127         }
 128
 129         QRectF touchRect = touchPoint.rect();
 130         mockTouchPointItem->setX(touchRect.center().x());
 131         mockTouchPointItem->setY(touchRect.center().y());
 132         mockTouchPointItem->setWidth(touchRect.width());
 133         mockTouchPointItem->setHeight(touchRect.height());
 134         mockTouchPointItem->setProperty("pressed", QVariant(touchPoint.state() != Qt::TouchPointReleased));
 135     }
 136 }
 137
 138 void BrowserWindow::screenshot()
 139 {
 140 }
 141
 142 BrowserWindow::~BrowserWindow()
 143 {
 144 }
 145
 146 void BrowserWindow::onTitleChanged(QString title)
 147 {
 148     if (title.isEmpty())
 149         title = QLatin1String("MiniBrowser");
 150     setWindowTitle(title);
 151 }
 152
 153 void BrowserWindow::zoomIn()
 154 {
 155     if (m_currentZoomLevel < m_zoomLevels.size() - 1)
 156         ++m_currentZoomLevel;
 157     webView()->setZoomFactor(m_zoomLevels[m_currentZoomLevel]);
 158 }
 159
 160 void BrowserWindow::zoomOut()
 161 {
 162     if (m_currentZoomLevel > 0)
 163         --m_currentZoomLevel;
 164     webView()->setZoomFactor(m_zoomLevels[m_currentZoomLevel]);
 165 }
 166
 167 void BrowserWindow::keyPressEvent(QKeyEvent* event)
 168 {
 169
 170     if (event->modifiers() & Qt::ControlModifier) {
 171         bool handled;
 172         if ((handled = event->key() == Qt::Key_Plus))
 173             zoomIn();
 174         else if ((handled = event->key() == Qt::Key_Minus))
 175             zoomOut();
 176
 177         if (handled) {
 178             event->accept();
 179             return;
 180         }
 181     }
 182     QQuickView::keyPressEvent(event);
 183 }
 184
 185 void BrowserWindow::wheelEvent(QWheelEvent* event)
 186 {
 187     if (event->modifiers() & Qt::ControlModifier && event->orientation() == Qt::Vertical) {
 188         if (event->delta() > 0)
 189             zoomIn();
 190         else
 191             zoomOut();
 192
 193         event->accept();
 194         return;
 195     }
 196     QQuickView::wheelEvent(event);
 197 }