X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=bookview.cpp;h=d240070eb44d48b4d54e47e633b2ce12e0d626a7;hb=cdc1598c03ccbb2aabc01e93eef25798a25098fd;hp=cd6ba22b0f0102e24d81b01559601ebf4df16238;hpb=f43cb8ff468e9d6ea889cf9a7b7f7abf2523208d;p=dorian

diff --git a/bookview.cpp b/bookview.cpp
index cd6ba22..d240070 100644
--- a/bookview.cpp
+++ b/bookview.cpp
@@ -1,13 +1,9 @@
-#include <QDebug>
-#include <QWebFrame>
-#include <QMouseEvent>
-#include <QFile>
 #include <QDir>
-#include <QTimer>
+#include <QtGui>
+#include <QWebFrame>
 
-#if defined(Q_WS_MAEMO_5)
-#   include <QAbstractKineticScroller>
-#elif defined(Q_OS_SYMBIAN)
+#if defined(Q_OS_SYMBIAN)
+#   include "mediakeysobserver.h"
 #   include "flickcharm.h"
 #endif
 
@@ -17,21 +13,26 @@
 #include "settings.h"
 #include "trace.h"
 #include "progress.h"
+#include "progressdialog.h"
+#include "platform.h"
 
-BookView::BookView(QWidget *parent):
-    QWebView(parent), contentIndex(-1), mBook(0),
-    restorePositionAfterLoad(false), positionAfterLoad(0), loaded(false),
-    contentsHeight(0)
+BookView::BookView(QWidget *parent): QWebView(parent), contentIndex(-1),
+    mBook(0), restorePositionAfterLoad(false), positionAfterLoad(0),
+    restoreFragmentAfterLoad(false), loaded(false), grabbingVolumeKeys(false)
 {
-    Trace t("BookView::BookView");
+    TRACE;
+
+    // Set up web view defaults
     settings()->setAttribute(QWebSettings::AutoLoadImages, true);
     settings()->setAttribute(QWebSettings::JavascriptEnabled, true);
     settings()->setAttribute(QWebSettings::JavaEnabled, false);
     settings()->setAttribute(QWebSettings::PluginsEnabled, false);
     settings()->setAttribute(QWebSettings::PrivateBrowsingEnabled, true);
     settings()->setAttribute(QWebSettings::JavascriptCanOpenWindows, false);
-    settings()->setAttribute(QWebSettings::JavascriptCanAccessClipboard, false);
-    settings()->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled, false);
+    settings()->setAttribute(QWebSettings::JavascriptCanAccessClipboard,
+                             false);
+    settings()->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled,
+                             false);
     settings()->setAttribute(QWebSettings::OfflineWebApplicationCacheEnabled,
                              false);
     settings()->setAttribute(QWebSettings::LocalStorageEnabled, false);
@@ -40,57 +41,51 @@ BookView::BookView(QWidget *parent):
                              false);
     settings()->setDefaultTextEncoding("utf-8");
     page()->setContentEditable(false);
-
-#if defined(Q_WS_MAEMO_5) || defined(Q_OS_SYMBIAN)
-    // Suppress unwanted text selections on Maemo and Symbian
-    installEventFilter(this);
-#endif
     QWebFrame *frame = page()->mainFrame();
 #if defined(Q_WS_MAEMO_5) || defined(Q_OS_SYMBIAN)
     frame->setScrollBarPolicy(Qt::Vertical, Qt::ScrollBarAlwaysOff);
 #endif
     frame->setScrollBarPolicy(Qt::Horizontal, Qt::ScrollBarAlwaysOff);
+    connect(this, SIGNAL(loadFinished(bool)),
+            this, SLOT(onLoadFinished(bool)));
+    connect(frame, SIGNAL(javaScriptWindowObjectCleared()),
+            this, SLOT(addJavaScriptObjects()));
+
+    // Suppress unwanted text selections on Maemo and Symbian
+#if defined(Q_WS_MAEMO_5) || defined(Q_OS_SYMBIAN)
+    installEventFilter(this);
+#endif
 
+    // Pre-load bookmark icon
     bookmarkImage = QImage(":/icons/bookmark.png");
 
-    connect(this, SIGNAL(loadFinished(bool)), this, SLOT(onLoadFinished(bool)));
-    connect(frame, SIGNAL(javaScriptWindowObjectCleared()),
-            this, SLOT(addJavaScriptObjects()));
-    connect(frame, SIGNAL(contentsSizeChanged(const QSize &)),
-            this, SLOT(onContentsSizeChanged(const QSize &)));
+    // Handle settings changes, force handling initial settings
     connect(Settings::instance(), SIGNAL(valueChanged(const QString &)),
             this, SLOT(onSettingsChanged(const QString &)));
-    Settings *s = Settings::instance();
-    s->setValue("zoom", s->value("zoom", 160));
-    s->setValue("font", s->value("font",
-#if defined(Q_WS_MAEMO_5) || defined(Q_WS_X11)
-                                 "Serif"
-#elif defined(Q_WS_MAC)
-                                 "Hoefler Text"
-#else
-                                 "Times New Roman"
-#endif
-                                 ));
-    s->setValue("scheme", s->value("scheme", "default"));
     setBook(0);
 
+    // Enable kinetic scrolling
 #if defined(Q_WS_MAEMO_5)
     scrollerMonitor = 0;
     scroller = property("kineticScroller").value<QAbstractKineticScroller *>();
 #elif defined(Q_OS_SYMBIAN)
-    FlickCharm *charm = new FlickCharm(this);
+    scrollerMonitor = 0;
+    charm = new FlickCharm(this);
     charm->activateOn(this);
 #endif
-}
 
-BookView::~BookView()
-{
-    Trace t("BookView::~BookView");
+    // Observe media keys on Symbian
+#ifdef Q_OS_SYMBIAN
+    MediaKeysObserver *observer = MediaKeysObserver::instance();
+    connect(observer, SIGNAL(mediaKeyPressed(MediaKeysObserver::MediaKeys)),
+            this, SLOT(onMediaKeysPressed(MediaKeysObserver::MediaKeys)));
+#endif
 }
 
 void BookView::loadContent(int index)
 {
-    Trace t("BookView::loadContent");
+    TRACE;
+
     if (!mBook) {
         return;
     }
@@ -101,8 +96,7 @@ void BookView::loadContent(int index)
     QString contentFile(mBook->content[mBook->parts[index]].href);
     if (mBook->parts[index] == "error") {
         setHtml(contentFile);
-    }
-    else {
+    } else {
         loaded = false;
         emit partLoadStart(index);
         QUrl u = QUrl::fromLocalFile(QDir(mBook->rootPath()).
@@ -115,7 +109,7 @@ void BookView::loadContent(int index)
 
 void BookView::setBook(Book *book)
 {
-    Trace t("BookView::setBook");
+    TRACE;
 
     // Save position in current book
     setLastBookmark();
@@ -147,7 +141,7 @@ Book *BookView::book()
 
 void BookView::goPrevious()
 {
-    Trace t("BookView::goPrevious");
+    TRACE;
     if (mBook && (contentIndex > 0)) {
         mBook->setLastBookmark(contentIndex - 1, 0);
         loadContent(contentIndex - 1);
@@ -156,7 +150,7 @@ void BookView::goPrevious()
 
 void BookView::goNext()
 {
-    Trace t("BookView::goNext");
+    TRACE;
     if (mBook && (contentIndex < (mBook->parts.size() - 1))) {
         mBook->setLastBookmark(contentIndex + 1, 0);
         loadContent(contentIndex + 1);
@@ -165,10 +159,11 @@ void BookView::goNext()
 
 void BookView::setLastBookmark()
 {
-    Trace t("BookView::setLastBookmark");
+    TRACE;
     if (mBook) {
-        int height = contentsHeight;
-        int pos = page()->mainFrame()->scrollPosition().y();
+        QWebFrame *frame = page()->mainFrame();
+        int height = frame->contentsSize().height();
+        int pos = frame->scrollPosition().y();
         qDebug() << QString("At %1 (%2%, height %3)").
                 arg(pos).arg((qreal)pos / (qreal)height * 100).arg(height);
         mBook->setLastBookmark(contentIndex, (qreal)pos / (qreal)height);
@@ -177,7 +172,7 @@ void BookView::setLastBookmark()
 
 void BookView::restoreLastBookmark()
 {
-    Trace t("BookView::restoreLastBookmark");
+    TRACE;
     if (mBook) {
         goToBookmark(mBook->lastBookmark());
     }
@@ -185,7 +180,7 @@ void BookView::restoreLastBookmark()
 
 void BookView::goToBookmark(const Book::Bookmark &bookmark)
 {
-    Trace t("BookView::goToBookmark");
+    TRACE;
     if (mBook) {
         if (bookmark.part != contentIndex) {
             qDebug () << "Loading new part" << bookmark.part;
@@ -199,27 +194,82 @@ void BookView::goToBookmark(const Book::Bookmark &bookmark)
     }
 }
 
+void BookView::goToPart(int part, const QString &fragment)
+{
+    TRACE;
+    if (mBook) {
+        if (fragment.isEmpty()) {
+            goToBookmark(Book::Bookmark(part, 0));
+        } else {
+            if (part != contentIndex) {
+                qDebug() << "Loading new part" << part;
+                restoreFragmentAfterLoad = true;
+                fragmentAfterLoad = fragment;
+                loadContent(part);
+            } else {
+                goToFragment(fragment);
+                showProgress();
+            }
+        }
+    }
+}
+
+void BookView::goToFragment(const QString &fragment)
+{
+    TRACE;
+    if (!fragment.isEmpty()) {
+        QVariant ret = page()->mainFrame()->evaluateJavaScript(
+                QString("window.location='") + fragment + "'");
+        qDebug() << ret;
+        // FIXME: setLastBookmark();
+    }
+}
+
 void BookView::onLoadFinished(bool ok)
 {
-    Trace t("BookView::onLoadFinished");
+    TRACE;
     if (!ok) {
         qDebug() << "Not OK";
         return;
     }
     loaded = true;
     onSettingsChanged("scheme");
+    onSettingsChanged("zoom");
+    onSettingsChanged("font");
+
+    QTimer::singleShot(210, this, SLOT(restoreAfterLoad()));
+}
+
+void BookView::restoreAfterLoad()
+{
+    TRACE;
+    if (restoreFragmentAfterLoad) {
+        qDebug() << "Restorint to fragment" << fragmentAfterLoad;
+        goToFragment(fragmentAfterLoad);
+        restoreFragmentAfterLoad = false;
+    } else if (restorePositionAfterLoad) {
+        qDebug() << "Restoring to position" << positionAfterLoad;
+        goToPosition(positionAfterLoad);
+        restorePositionAfterLoad = false;
+    }
+
     emit partLoadEnd(contentIndex);
     showProgress();
 }
 
 void BookView::onSettingsChanged(const QString &key)
 {
-    Trace t("BookView::onSettingsChanged " + key);
+    Settings *s = Settings::instance();
+    Platform *p = Platform::instance();
+
     if (key == "zoom") {
-        setZoomFactor(Settings::instance()->value(key).toFloat() / 100.);
+        int value = s->value(key, p->defaultZoom()).toInt();
+        qDebug() << "BookView::onSettingsChanged: zoom" << value;
+        setZoomFactor(value / 100.);
     }
     else if (key == "font") {
-        QString face = Settings::instance()->value("font").toString();
+        QString face = s->value(key, p->defaultFont()).toString();
+        qDebug() << "BookView::onSettingsChanged: font" << face;
         settings()->setFontFamily(QWebSettings::StandardFont, face);
     }
     else if (key == "scheme") {
@@ -229,11 +279,17 @@ void BookView::onSettingsChanged(const QString &key)
             (scheme != "default")) {
             scheme = "default";
         }
+        qDebug() << "BookView::onSettingsChanged: scheme" << scheme;
         QFile script(":/styles/" + scheme + ".js");
         script.open(QFile::ReadOnly);
         QString scriptText = script.readAll();
         script.close();
-        QVariant ret = frame->evaluateJavaScript(scriptText);
+        (void)frame->evaluateJavaScript(scriptText);
+    }
+    else if (key == "usevolumekeys") {
+        bool grab = s->value(key, false).toBool();
+        qDebug() << "BookView::onSettingsChanged: usevolumekeys" << grab;
+        grabVolumeKeys(grab);
     }
 }
 
@@ -245,7 +301,9 @@ void BookView::paintEvent(QPaintEvent *e)
     }
 
     // Paint bookmarks
-    QPoint scrollPos = page()->mainFrame()->scrollPosition();
+    QWebFrame *frame = page()->mainFrame();
+    int contentsHeight = frame->contentsSize().height();
+    QPoint scrollPos = frame->scrollPosition();
     QPixmap bookmarkPixmap = QPixmap::fromImage(bookmarkImage);
     QPainter painter(this);
     foreach (Book::Bookmark b, mBook->bookmarks()) {
@@ -256,12 +314,23 @@ void BookView::paintEvent(QPaintEvent *e)
         int bookmarkPos = (int)((qreal)height * (qreal)b.pos);
         painter.drawPixmap(2, bookmarkPos - scrollPos.y(), bookmarkPixmap);
     }
+    QPen pen(Qt::gray);
+    pen.setStyle(Qt::DotLine);
+    pen.setWidth(3);
+    painter.setPen(pen);
+    if (contentIndex > 0) {
+        painter.drawLine(0, -scrollPos.y(), width(), -scrollPos.y());
+    }
+    if (contentIndex < (mBook->parts.size() - 1)) {
+        int h = contentsHeight - scrollPos.y() - 1;
+        painter.drawLine(0, h, width(), h);
+    }
 }
 
 void BookView::mousePressEvent(QMouseEvent *e)
 {
     QWebView::mousePressEvent(e);
-#ifdef Q_WS_MAEMO_5
+#if defined(Q_WS_MAEMO_5)
     // Start monitoring kinetic scroll
     if (scrollerMonitor) {
         killTimer(scrollerMonitor);
@@ -289,7 +358,7 @@ void BookView::wheelEvent(QWheelEvent *e)
 
 void BookView::addBookmark(const QString &note)
 {
-    Trace t("BookView::addBookmark");
+    TRACE;
     if (!mBook) {
         return;
     }
@@ -307,6 +376,7 @@ QString BookView::tmpPath()
 
 bool BookView::eventFilter(QObject *o, QEvent *e)
 {
+#if 0
     if (e->type() != QEvent::Paint && e->type() != QEvent::MouseMove) {
         if (e->type() == QEvent::Resize) {
             qDebug() << "BookView::eventFilter QEvent::Resize to"
@@ -318,6 +388,7 @@ bool BookView::eventFilter(QObject *o, QEvent *e)
             qDebug() << "BookView::eventFilter" << Trace::event(e->type());
         }
     }
+#endif
 
     // Work around Qt bug that sometimes selects web view contents during swipe
     switch (e->type()) {
@@ -348,35 +419,9 @@ void BookView::addJavaScriptObjects()
     page()->mainFrame()->addToJavaScriptWindowObject("bv", this);
 }
 
-void BookView::onContentsSizeChanged(const QSize &size)
-{
-    contentsHeight = size.height();
-    if (restorePositionAfterLoad) {
-        qDebug() << "BookView::onContentSizeChanged: Time to restore";
-        restorePositionAfterLoad = false;
-        goToPosition(positionAfterLoad);
-    }
-}
-
-void BookView::leaveEvent(QEvent *e)
-{
-    Trace t("BookView::leaveEvent");
-    // Save current position, to be restored later
-    setLastBookmark();
-    QWebView::leaveEvent(e);
-}
-
-void BookView::enterEvent(QEvent *e)
-{
-    Trace t("BookView::enterEvent");
-    // Restore position saved at Leave event. This seems to be required,
-    // after temporarily switching from portrait to landscape and back
-    restoreLastBookmark();
-    QWebView::enterEvent(e);
-}
-
 void BookView::goToPosition(qreal position)
 {
+    int contentsHeight = page()->mainFrame()->contentsSize().height();
     int scrollPos = (int)((qreal)contentsHeight * position);
     page()->mainFrame()->setScrollPosition(QPoint(0, scrollPos));
     // FIXME: update();
@@ -387,6 +432,7 @@ void BookView::goToPosition(qreal position)
 void BookView::showProgress()
 {
     if (mBook) {
+        int contentsHeight = page()->mainFrame()->contentsSize().height();
         qreal pos = (qreal)(page()->mainFrame()->scrollPosition().y()) /
                     (qreal)contentsHeight;
         emit progress(mBook->getProgress(contentIndex, pos));
@@ -395,7 +441,7 @@ void BookView::showProgress()
 
 void BookView::timerEvent(QTimerEvent *e)
 {
-#ifdef Q_WS_MAEMO_5
+#if defined(Q_WS_MAEMO_5)
     if (e->timerId() == scrollerMonitor) {
         if (scroller &&
             ((scroller->state() == QAbstractKineticScroller::AutoScrolling) ||
@@ -403,34 +449,18 @@ void BookView::timerEvent(QTimerEvent *e)
             showProgress();
         } else {
             killTimer(scrollerMonitor);
+            scrollerMonitor = -1;
         }
     }
 #endif
     QWebView::timerEvent(e);
 }
 
-void BookView::keyPressEvent(QKeyEvent* event)
-{
-    switch (event->key()) {
-    case Qt::Key_F7:
-        goNextPage();
-        event->accept();
-        break;
-    case Qt::Key_F8:
-        goPreviousPage();
-        event->accept();
-        break;
-    default:
-        ;
-    }
-    QWebView::keyPressEvent(event);
-}
-
 void BookView::goPreviousPage()
 {
     QWebFrame *frame = page()->mainFrame();
     int pos = frame->scrollPosition().y();
-    frame->scroll(0, -height());
+    frame->scroll(0, -(height() - 19));
     if (pos == frame->scrollPosition().y()) {
         if (contentIndex > 0) {
             Book::Bookmark bookmark(contentIndex - 1, 1.0);
@@ -444,14 +474,39 @@ void BookView::goPreviousPage()
 
 void BookView::goNextPage()
 {
-    Trace t("BookView::goNextPage");
+    TRACE;
     QWebFrame *frame = page()->mainFrame();
     int pos = frame->scrollPosition().y();
-    frame->scroll(0, height());
+    frame->scroll(0, height() - 19);
     if (pos == frame->scrollPosition().y()) {
         goNext();
     } else {
-        setLastBookmark();
+        // setLastBookmark();
         showProgress();
     }
 }
+
+void BookView::grabVolumeKeys(bool grab)
+{
+    TRACE;
+    grabbingVolumeKeys = grab;
+}
+
+#ifdef Q_OS_SYMBIAN
+
+void BookView::onMediaKeysPressed(MediaKeysObserver::MediaKeys key)
+{
+    TRACE;
+    qDebug() << "Key" << (int)key;
+    if (grabbingVolumeKeys) {
+        if (key == MediaKeysObserver::EVolIncKey) {
+            qDebug() << "Volume up";
+            goPreviousPage();
+        } else if (key == MediaKeysObserver::EVolDecKey){
+            qDebug() << "Volume down";
+            goNextPage();
+        }
+    }
+}
+
+#endif // Q_OS_SYMBIAN