Added Access Keys Navigation plugin. Closes #288

scripts/plugin_translations.sh

@@ -4,5 +4,7 @@ lupdate ../src/plugins/TestPlugin/TestPlugin.pro -no-obsolete
 
 lupdate ../src/plugins/MouseGestures/MouseGestures.pro -no-obsolete
 
+lupdate ../src/plugins/AccessKeysNavigation/AccessKeysNavigation.pro -no-obsolete
+
 read -p "Press [ENTER] to close terminal"
 exit

src/lib/app/qupzilla.cpp

@@ -1416,7 +1416,13 @@ void QupZilla::searchOnPage()
 
 void QupZilla::openFile()
 {
-    const QString &filePath = QFileDialog::getOpenFileName(this, tr("Open file..."), QDir::homePath(), "(*.html *.htm *.jpg *.png)");
+    const QString &fileTypes = QString("%1(*.html *.htm *.shtml *.shtm);;"
+                                       "%2(*.txt);;"
+                                       "%3(*.png *.jpg *.jpeg *.bmp *.gif *.svg);;"
+                                       "%4(*.*)").arg(tr("HTML files"), tr("Image files"), tr("Text files"), tr("All files"));
+
+    const QString &filePath = QFileDialog::getOpenFileName(this, tr("Open file..."), QDir::homePath(), fileTypes);
+
     if (!filePath.isEmpty()) {
         loadAddress(QUrl::fromLocalFile(filePath));
     }

src/lib/lib.pro

@@ -163,7 +163,8 @@ SOURCES += \
     webview/webview.cpp \
     webview/webviewsettings.cpp \
     preferences/pluginlistdelegate.cpp \
-    popupwindow/popupstatusbarmessage.cpp
+    popupwindow/popupstatusbarmessage.cpp \
+    other/licenseviewer.cpp
 
 HEADERS  += \
     3rdparty/qtwin.h \
@@ -298,7 +299,8 @@ HEADERS  += \
     app/qz_namespace.h \
     webview/webviewsettings.h \
     preferences/pluginlistdelegate.h \
-    popupwindow/popupstatusbarmessage.h
+    popupwindow/popupstatusbarmessage.h \
+    other/licenseviewer.h
 
 FORMS    += \
     preferences/autofillmanager.ui \

src/lib/other/licenseviewer.cpp

@@ -0,0 +1,35 @@
+/* ============================================================
+* QupZilla - WebKit based browser
+* Copyright (C) 2010-2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+#include "licenseviewer.h"
+#include "globalfunctions.h"
+
+LicenseViewer::LicenseViewer(QWidget *parent)
+    : QTextBrowser()
+{
+    setAttribute(Qt::WA_DeleteOnClose);
+    setWindowTitle(tr("License Viewer"));
+
+    resize(450, 500);
+
+    qz_centerWidgetToParent(this, parent);
+}
+
+void LicenseViewer::setLicenseFile(const QString &fileName)
+{
+    setText(qz_readAllFileContents(fileName));
+}

src/lib/other/licenseviewer.h

@@ -0,0 +1,33 @@
+/* ============================================================
+* QupZilla - WebKit based browser
+* Copyright (C) 2010-2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+#ifndef LICENSEVIEWER_H
+#define LICENSEVIEWER_H
+
+#include <QTextBrowser>
+
+class LicenseViewer : public QTextBrowser
+{
+    Q_OBJECT
+
+public:
+    explicit LicenseViewer(QWidget *parent = 0);
+
+    void setLicenseFile(const QString &fileName);
+};
+
+#endif // LICENSEVIEWER_H

src/lib/preferences/preferences.cpp

@@ -146,7 +146,7 @@ Preferences::Preferences(QupZilla* mainClass, QWidget* parent)
     startProfileIndexChanged(ui->startProfile->currentText());
 
     //APPEREANCE
-    m_themesManager = new ThemeManager(ui->themesWidget);
+    m_themesManager = new ThemeManager(ui->themesWidget, this);
     settings.beginGroup("Browser-View-Settings");
     ui->showStatusbar->setChecked(settings.value("showStatusBar", true).toBool());
     ui->showBookmarksToolbar->setChecked(p_QupZilla->bookmarksToolbar()->isVisible());

src/lib/preferences/thememanager.cpp

@@ -20,6 +20,8 @@
 #include "mainapplication.h"
 #include "globalfunctions.h"
 #include "settings.h"
+#include "licenseviewer.h"
+#include "preferences.h"
 
 #include <QTextBrowser>
 #include <QDir>
@@ -30,9 +32,10 @@
 #define DEFAULT_THEME_NAME "linux"
 #endif
 
-ThemeManager::ThemeManager(QWidget* parent)
+ThemeManager::ThemeManager(QWidget* parent, Preferences *preferences)
     : QWidget()
     , ui(new Ui::ThemeManager)
+    , m_preferences(preferences)
 {
     ui->setupUi(parent);
     ui->license->hide();
@@ -78,14 +81,9 @@ void ThemeManager::showLicense()
 
     Theme currentTheme = m_themeHash[currentItem->data(Qt::UserRole).toString()];
 
-    QTextBrowser* b = new QTextBrowser();
-    b->setAttribute(Qt::WA_DeleteOnClose);
-    b->setWindowTitle(tr("License Viewer"));
-//    b->move(mapToGlobal(parent()->pos()));
-    b->resize(450, 500);
-    b->setText(currentTheme.license);
-    qz_centerWidgetOnScreen(b);
-    b->show();
+    LicenseViewer* v = new LicenseViewer(m_preferences);
+    v->setText(currentTheme.license);
+    v->show();
 }
 
 void ThemeManager::currentChanged()

src/lib/preferences/thememanager.h

@@ -30,12 +30,14 @@ namespace Ui
 class ThemeManager;
 }
 
+class Preferences;
+
 class QT_QUPZILLA_EXPORT ThemeManager : public QWidget
 {
     Q_OBJECT
 
 public:
-    explicit ThemeManager(QWidget* parent);
+    explicit ThemeManager(QWidget *parent, Preferences *preferences);
     ~ThemeManager();
 
     void save();
@@ -58,6 +60,8 @@ private:
     Theme parseTheme(const QString &name);
 
     Ui::ThemeManager* ui;
+    Preferences* m_preferences;
+
     QString m_activeTheme;
     QHash<QString, Theme> m_themeHash;
 };

src/plugins/AccessKeysNavigation/AccessKeysNavigation.pro

@@ -0,0 +1,21 @@
+QT += webkit
+TARGET = AccessKeysNavigation
+
+SOURCES = \
+    akn_plugin.cpp \
+    akn_handler.cpp \
+    akn_settings.cpp
+
+HEADERS = \
+    akn_plugin.h \
+    akn_handler.h \
+    akn_settings.h
+
+FORMS += \
+    akn_settings.ui
+
+RESOURCES = akn_res.qrc
+
+TRANSLATIONS = translations/cs_CZ.ts \
+
+include(../../plugins.pri)

src/plugins/AccessKeysNavigation/akn_handler.cpp

@@ -0,0 +1,325 @@
+/* ============================================================
+* Access Keys Navigation plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+/*
+ * Copyright 2008-2009 Benjamin C. Meyer <ben@meyerhome.net>
+ *
+ * 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) any later version.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ */
+#include "akn_handler.h"
+#include "webview.h"
+
+#include <QApplication>
+#include <QSettings>
+#include <QWebPage>
+#include <QWebFrame>
+#include <QLabel>
+#include <QTimer>
+#include <QToolTip>
+
+Qt::Key keyFromCode(int code)
+{
+    switch (code) {
+    case 0:
+        return Qt::Key_Control;
+
+    case 1:
+        return Qt::Key_Alt;
+
+    case 2:
+        return Qt::Key_Shift;
+
+    default:
+        // Using default shortcut
+        return Qt::Key_Control;
+    }
+}
+
+AKN_Handler::AKN_Handler(const QString &sPath, QObject* parent)
+    : QObject(parent)
+    , m_view(0)
+    , m_settingsPath(sPath)
+{
+    loadSettings();
+}
+
+QString AKN_Handler::settingsPath()
+{
+    return m_settingsPath;
+}
+
+void AKN_Handler::loadSettings()
+{
+    QSettings settings(m_settingsPath, QSettings::IniFormat);
+
+    settings.beginGroup("AccessKeysNavigation");
+    m_key = keyFromCode(settings.value("Key", 0).toInt());
+    m_isDoublePress = settings.value("DoublePress", true).toBool();
+    settings.endGroup();
+}
+
+bool AKN_Handler::handleKeyPress(QObject* obj, QKeyEvent* event)
+{
+    WebView* view = qobject_cast<WebView*>(obj);
+    if (!view) {
+        return false;
+    }
+
+    if (m_accessKeysVisible) {
+        handleAccessKey(event);
+        return true;
+    }
+
+    if (event->key() != m_key) {
+        return false;
+    }
+
+    m_view = view;
+
+    if (!m_isDoublePress) {
+        triggerShowAccessKeys();
+    }
+    else {
+        if (!m_lastKeyPressTime.isValid()) {
+            // It is the first press of our button
+            m_lastKeyPressTime = QTime::currentTime();
+        }
+        else {
+            // It is the second press of our button
+            if (QTime(m_lastKeyPressTime).addMSecs(500) >= QTime::currentTime()) {
+                triggerShowAccessKeys();
+            }
+            else {
+                m_lastKeyPressTime = QTime::currentTime();
+            }
+        }
+    }
+
+    return false;
+}
+
+bool AKN_Handler::eventFilter(QObject* obj, QEvent* event)
+{
+    if (obj != m_view) {
+        return false;
+    }
+
+    switch (event->type()) {
+    case QEvent::FocusOut:
+    case QEvent::Wheel:
+        hideAccessKeys();
+        break;
+
+    default:
+        break;
+    }
+
+    return false;
+}
+
+void AKN_Handler::triggerShowAccessKeys()
+{
+    if (m_accessKeysVisible) {
+        hideAccessKeys();
+    }
+    else {
+        QTimer::singleShot(0, this, SLOT(showAccessKeys()));
+    }
+}
+
+void AKN_Handler::handleAccessKey(QKeyEvent* event)
+{
+    if (event->key() == m_key) {
+        hideAccessKeys();
+        return;
+    }
+
+    QString text = event->text();
+    if (text.isEmpty()) {
+        return;
+    }
+
+    QChar key = text.at(0).toUpper();
+
+    if (m_accessKeyNodes.contains(key)) {
+        QWebElement element = m_accessKeyNodes[key];
+        QPoint p = element.geometry().center();
+        QWebFrame* frame = element.webFrame();
+
+        if (!frame) {
+            return;
+        }
+
+        do {
+            p -= frame->scrollPosition();
+            frame = frame->parentFrame();
+        }
+        while (frame && frame != m_view->page()->mainFrame());
+
+        QMouseEvent pevent(QEvent::MouseButtonPress, p, Qt::LeftButton, 0, 0);
+        qApp->sendEvent(m_view, &pevent);
+
+        QMouseEvent revent(QEvent::MouseButtonRelease, p, Qt::LeftButton, 0, 0);
+        qApp->sendEvent(m_view, &revent);
+
+        hideAccessKeys();
+    }
+}
+
+void AKN_Handler::showAccessKeys()
+{
+    QWebPage* page = m_view->page();
+
+    // Install event filter and connect loadStarted
+    m_accessKeysVisible = true;
+    qApp->installEventFilter(this);
+    connect(m_view, SIGNAL(loadStarted()), this, SLOT(hideAccessKeys()));
+
+    QStringList supportedElement;
+    supportedElement << QLatin1String("input")
+                     << QLatin1String("a")
+                     << QLatin1String("area")
+                     << QLatin1String("button")
+                     << QLatin1String("label")
+                     << QLatin1String("legend")
+                     << QLatin1String("textarea");
+
+    QList<QChar> unusedKeys;
+    for (char c = 'A'; c <= 'Z'; ++c) {
+        unusedKeys << QLatin1Char(c);
+    }
+    for (char c = '0'; c <= '9'; ++c) {
+        unusedKeys << QLatin1Char(c);
+    }
+
+    QRect viewport = QRect(page->mainFrame()->scrollPosition(), page->viewportSize());
+    // Priority first goes to elements with accesskey attributes
+    QList<QWebElement> alreadyLabeled;
+    foreach(const QString & elementType, supportedElement) {
+        QList<QWebElement> result = page->mainFrame()->findAllElements(elementType).toList();
+        foreach(const QWebElement & element, result) {
+            const QRect geometry = element.geometry();
+            if (geometry.size().isEmpty()
+                    || !viewport.contains(geometry.topLeft())) {
+                continue;
+            }
+            QString accessKeyAttribute = element.attribute(QLatin1String("accesskey")).toUpper();
+            if (accessKeyAttribute.isEmpty()) {
+                continue;
+            }
+            QChar accessKey;
+            for (int i = 0; i < accessKeyAttribute.count(); i += 2) {
+                const QChar &possibleAccessKey = accessKeyAttribute[i];
+                if (unusedKeys.contains(possibleAccessKey)) {
+                    accessKey = possibleAccessKey;
+                    break;
+                }
+            }
+            if (accessKey.isNull()) {
+                continue;
+            }
+            unusedKeys.removeOne(accessKey);
+            makeAccessKeyLabel(accessKey, element);
+            alreadyLabeled.append(element);
+        }
+    }
+
+    // Pick an access key first from the letters in the text and then from the
+    // list of unused access keys
+    foreach(const QString & elementType, supportedElement) {
+        QWebElementCollection result = page->mainFrame()->findAllElements(elementType);
+        foreach(const QWebElement & element, result) {
+            const QRect geometry = element.geometry();
+            if (unusedKeys.isEmpty()
+                    || alreadyLabeled.contains(element)
+                    || geometry.size().isEmpty()
+                    || !viewport.contains(geometry.topLeft())) {
+                continue;
+            }
+            QChar accessKey;
+            QString text = element.toPlainText().toUpper();
+            for (int i = 0; i < text.count(); ++i) {
+                const QChar &c = text.at(i);
+                if (unusedKeys.contains(c)) {
+                    accessKey = c;
+                    break;
+                }
+            }
+            if (accessKey.isNull()) {
+                accessKey = unusedKeys.takeFirst();
+            }
+            unusedKeys.removeOne(accessKey);
+            makeAccessKeyLabel(accessKey, element);
+        }
+    }
+}
+
+void AKN_Handler::hideAccessKeys()
+{
+    if (!m_accessKeyLabels.isEmpty()) {
+        for (int i = 0; i < m_accessKeyLabels.count(); ++i) {
+            QLabel* label = m_accessKeyLabels[i];
+            label->hide();
+            label->deleteLater();
+        }
+        m_accessKeyLabels.clear();
+        m_accessKeyNodes.clear();
+        m_view->update();
+
+        // Uninstall event filter and disconnect loadStarted
+        qApp->removeEventFilter(this);
+        disconnect(m_view, SIGNAL(loadStarted()), this, SLOT(hideAccessKeys()));
+    }
+
+    m_accessKeysVisible = false;
+}
+
+void AKN_Handler::makeAccessKeyLabel(const QChar &accessKey, const QWebElement &element)
+{
+    QLabel* label = new QLabel(m_view);
+    label->setText(QString(QLatin1String("<b>%1</b>")).arg(accessKey));
+
+    QPalette p = QToolTip::palette();
+    QColor color = QColor(220, 243, 253);
+    color.setAlpha(175);
+    p.setColor(QPalette::Window, color);
+
+    label->setPalette(p);
+    label->setAutoFillBackground(true);
+    label->setFrameStyle(QFrame::Box | QFrame::Plain);
+    QPoint point = element.geometry().center();
+    point -= m_view->page()->mainFrame()->scrollPosition();
+    label->move(point);
+    label->show();
+    point.setX(point.x() - label->width() / 2);
+    label->move(point);
+    m_accessKeyLabels.append(label);
+    m_accessKeyNodes[accessKey] = element;
+}

src/plugins/AccessKeysNavigation/akn_handler.h

@@ -0,0 +1,71 @@
+/* ============================================================
+* Access Keys Navigation plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+#ifndef AKN_HANDLER_H
+#define AKN_HANDLER_H
+
+#include <QObject>
+#include <QTime>
+#include <QHash>
+#include <QWebElement>
+
+class QKeyEvent;
+class QWebElement;
+class QTime;
+class QLabel;
+
+class WebView;
+
+class AKN_Handler : public QObject
+{
+    Q_OBJECT
+public:
+    explicit AKN_Handler(const QString &sPath, QObject* parent = 0);
+
+    QString settingsPath();
+    void loadSettings();
+
+    bool handleKeyPress(QObject* obj, QKeyEvent* event);
+    bool eventFilter(QObject* obj, QEvent* event);
+
+signals:
+
+public slots:
+
+private slots:
+    void showAccessKeys();
+    void hideAccessKeys();
+
+private:
+    void triggerShowAccessKeys();
+
+    void makeAccessKeyLabel(const QChar &accessKey, const QWebElement &element);
+    void handleAccessKey(QKeyEvent* event);
+
+    WebView* m_view;
+
+    QList<QLabel*> m_accessKeyLabels;
+    QHash<QChar, QWebElement> m_accessKeyNodes;
+    bool m_accessKeysVisible;
+
+    Qt::Key m_key;
+    bool m_isDoublePress;
+    QTime m_lastKeyPressTime;
+    QString m_settingsPath;
+};
+
+#endif // AKN_HANDLER_H

src/plugins/AccessKeysNavigation/akn_plugin.cpp

@@ -0,0 +1,88 @@
+/* ============================================================
+* Access Keys Navigation plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+#include "akn_plugin.h"
+#include "akn_handler.h"
+#include "akn_settings.h"
+#include "pluginproxy.h"
+#include "qupzilla.h"
+
+#include <QTranslator>
+
+AKN_Plugin::AKN_Plugin()
+    : QObject()
+{
+}
+
+PluginSpec AKN_Plugin::pluginSpec()
+{
+    PluginSpec spec;
+    spec.name = "Access Keys Navigation";
+    spec.info = "Access keys navigation for QupZilla";
+    spec.description = "Provides support for navigating in webpages by keyboard shortcuts";
+    spec.version = "0.1.0";
+    spec.author = "David Rosca <nowrep@gmail.com>";
+    spec.icon = QPixmap(":/accesskeysnavigation/data/icon.png");
+    spec.hasSettings = true;
+
+    return spec;
+}
+
+void AKN_Plugin::init(const QString &sPath)
+{
+    m_handler = new AKN_Handler(sPath, this);
+
+    QZ_REGISTER_EVENT_HANDLER(PluginProxy::KeyPressHandler);
+}
+
+void AKN_Plugin::unload()
+{
+    m_handler->deleteLater();
+}
+
+bool AKN_Plugin::testPlugin()
+{
+    // Let's be sure, require latest version of QupZilla
+
+    return (QupZilla::VERSION == "1.1.8");
+}
+
+QTranslator* AKN_Plugin::getTranslator(const QString &locale)
+{
+    QTranslator* translator = new QTranslator();
+    translator->load(":/accesskeysnavigation/locale/" + locale);
+    return translator;
+}
+
+void AKN_Plugin::showSettings(QWidget* parent)
+{
+    AKN_Settings* settings = new AKN_Settings(m_handler, parent);
+    settings->setAttribute(Qt::WA_DeleteOnClose);
+
+    settings->show();
+}
+
+bool AKN_Plugin::keyPress(const Qz::ObjectName &type, QObject* obj, QKeyEvent* event)
+{
+    if (type == Qz::ON_WebView) {
+        return m_handler->handleKeyPress(obj, event);
+    }
+
+    return false;
+}
+
+Q_EXPORT_PLUGIN2(AccessKeysNavigation, AKN_Plugin)

src/plugins/AccessKeysNavigation/akn_plugin.h

@@ -0,0 +1,47 @@
+/* ============================================================
+* Access Keys Navigation plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+#ifndef AKN_PLUGIN_H
+#define AKN_PLUGIN_H
+
+#include "plugininterface.h"
+
+class AKN_Handler;
+
+class AKN_Plugin : public QObject, public PluginInterface
+{
+    Q_OBJECT
+    Q_INTERFACES(PluginInterface)
+
+public:
+    AKN_Plugin();
+    PluginSpec pluginSpec();
+
+    void init(const QString &sPath);
+    void unload();
+    bool testPlugin();
+
+    QTranslator* getTranslator(const QString &locale);
+    void showSettings(QWidget* parent = 0);
+
+    bool keyPress(const Qz::ObjectName &type, QObject* obj, QKeyEvent* event);
+
+private:
+    AKN_Handler* m_handler;
+};
+
+#endif // AKN_PLUGIN_H

src/plugins/AccessKeysNavigation/akn_res.qrc

@@ -0,0 +1,6 @@
+<RCC>
+    <qresource prefix="/accesskeysnavigation">
+        <file>data/icon.png</file>
+        <file>data/copyright</file>
+    </qresource>
+</RCC>

src/plugins/AccessKeysNavigation/akn_settings.cpp

@@ -0,0 +1,66 @@
+/* ============================================================
+* Access Keys Navigation plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+
+#include "akn_settings.h"
+#include "ui_akn_settings.h"
+#include "akn_handler.h"
+#include "licenseviewer.h"
+
+#include <QSettings>
+#include <QTextBrowser>
+
+AKN_Settings::AKN_Settings(AKN_Handler *handler, QWidget *parent)
+    : QDialog(parent)
+    , ui(new Ui::AKN_Settings)
+    , m_handler(handler)
+    , m_settingsPath(handler->settingsPath())
+{
+    ui->setupUi(this);
+
+    QSettings settings(m_settingsPath, QSettings::IniFormat);
+    settings.beginGroup("AccessKeysNavigation");
+    ui->key->setCurrentIndex(settings.value("Key", 0).toInt());
+    ui->doubleClick->setChecked(settings.value("DoublePress", true).toBool());
+    settings.endGroup();
+
+    connect(ui->licence, SIGNAL(clicked()), this, SLOT(showLicence()));
+    connect(this, SIGNAL(accepted()), this, SLOT(dialogAccepted()));
+}
+
+AKN_Settings::~AKN_Settings()
+{
+    delete ui;
+}
+
+void AKN_Settings::dialogAccepted()
+{
+    QSettings settings(m_settingsPath, QSettings::IniFormat);
+    settings.beginGroup("AccessKeysNavigation");
+    settings.setValue("Key", ui->key->currentIndex());
+    settings.setValue("DoublePress", ui->doubleClick->isChecked());
+    settings.endGroup();
+
+    m_handler->loadSettings();
+}
+
+void AKN_Settings::showLicence()
+{
+    LicenseViewer* v = new LicenseViewer(this);
+    v->setLicenseFile(":accesskeysnavigation/data/copyright");
+    v->show();
+}

src/plugins/AccessKeysNavigation/akn_settings.h

@@ -0,0 +1,48 @@
+/* ============================================================
+* Access Keys Navigation plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
+#ifndef AKN_SETTINGS_H
+#define AKN_SETTINGS_H
+
+#include <QDialog>
+
+namespace Ui {
+class AKN_Settings;
+}
+
+class AKN_Handler;
+
+class AKN_Settings : public QDialog
+{
+    Q_OBJECT
+
+public:
+    explicit AKN_Settings(AKN_Handler* handler, QWidget *parent = 0);
+    ~AKN_Settings();
+
+private slots:
+    void dialogAccepted();
+    void showLicence();
+
+private:
+    Ui::AKN_Settings *ui;
+
+    AKN_Handler* m_handler;
+    QString m_settingsPath;
+};
+
+#endif // AKN_SETTINGS_H

src/plugins/AccessKeysNavigation/akn_settings.ui

@@ -0,0 +1,144 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>AKN_Settings</class>
+ <widget class="QDialog" name="AKN_Settings">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>470</width>
+    <height>146</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Access Keys Navigation</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_2">
+   <item row="0" column="0" colspan="2">
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>&lt;h1&gt;Access Keys Navigation&lt;/h1&gt;</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0" colspan="2">
+    <layout class="QGridLayout" name="gridLayout">
+     <item row="0" column="2">
+      <widget class="QComboBox" name="key">
+       <item>
+        <property name="text">
+         <string>Ctrl</string>
+        </property>
+       </item>
+       <item>
+        <property name="text">
+         <string>Alt</string>
+        </property>
+       </item>
+       <item>
+        <property name="text">
+         <string>Shift</string>
+        </property>
+       </item>
+      </widget>
+     </item>
+     <item row="1" column="2">
+      <widget class="QCheckBox" name="doubleClick">
+       <property name="text">
+        <string>Double press</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QLabel" name="label_2">
+       <property name="text">
+        <string>Key for showing access keys:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="0">
+      <spacer name="horizontalSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item row="0" column="3">
+      <spacer name="horizontalSpacer_2">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+    </layout>
+   </item>
+   <item row="2" column="1">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QPushButton" name="licence">
+     <property name="text">
+      <string>Licence</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>AKN_Settings</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>AKN_Settings</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

src/plugins/AccessKeysNavigation/data/copyright

@@ -0,0 +1,20 @@
+Access Keys showing function is under following license:
+
+/*
+ * Copyright 2008-2009 Benjamin C. Meyer <ben@meyerhome.net>
+ *
+ * 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) any later version.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ */

src/plugins/AccessKeysNavigation/translations/cs_CZ.ts

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE TS>
+<TS version="2.0" language="cs_CZ">
+<context>
+    <name>AKN_Settings</name>
+    <message>
+        <location filename="../akn_settings.ui" line="14"/>
+        <source>Access Keys Navigation</source>
+        <translation>Klávesové zkratky</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="20"/>
+        <source>&lt;h1&gt;Access Keys Navigation&lt;/h1&gt;</source>
+        <translation>&lt;h1&gt;Klávesové zkratky&lt;/h1&gt;</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="33"/>
+        <source>Ctrl</source>
+        <translation>Ctrl</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="38"/>
+        <source>Alt</source>
+        <translation>Alt</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="43"/>
+        <source>Shift</source>
+        <translation>Shift</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="51"/>
+        <source>Double press</source>
+        <translation>Dvojitý stisk</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="58"/>
+        <source>Key for showing access keys:</source>
+        <translation>Klávesa pro zobrazení zkratek:</translation>
+    </message>
+    <message>
+        <location filename="../akn_settings.ui" line="103"/>
+        <source>Licence</source>
+        <translation>Licence</translation>
+    </message>
+</context>
+</TS>

src/plugins/MouseGestures/MouseGestures.pro

@@ -19,6 +19,9 @@ HEADERS = \
     mousegesturesplugin.h \
     mousegesturessettingsdialog.h
 
+FORMS += \
+    mousegesturessettingsdialog.ui
+
 RESOURCES = mousegestures.qrc
 
 TRANSLATIONS = translations/cs_CZ.ts \
@@ -28,6 +31,3 @@ TRANSLATIONS = translations/cs_CZ.ts \
     translations/zh_TW.ts \
 
 include(../../plugins.pri)
-
-FORMS += \
-    mousegesturessettingsdialog.ui

src/plugins/MouseGestures/mousegestures.cpp

@@ -1,11 +1,29 @@
+/* ============================================================
+* Mouse Gestures plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
 #include "mousegestures.h"
-#include "QjtMouseGestureFilter.h"
-#include "QjtMouseGesture.h"
 #include "webview.h"
 #include "mainapplication.h"
 #include "qupzilla.h"
 #include "mousegesturessettingsdialog.h"
 
+#include "QjtMouseGestureFilter.h"
+#include "QjtMouseGesture.h"
+
 MouseGestures::MouseGestures(QObject* parent) :
     QObject(parent)
 {

src/plugins/MouseGestures/mousegestures.h

@@ -1,7 +1,23 @@
+/* ============================================================
+* Mouse Gestures plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
 #ifndef MOUSEGESTURES_H
 #define MOUSEGESTURES_H
 
-#include <QDebug>
 #include <QObject>
 #include <QMouseEvent>
 

src/plugins/MouseGestures/mousegesturesplugin.cpp

@@ -1,3 +1,20 @@
+/* ============================================================
+* Mouse Gestures plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
 #include "mousegesturesplugin.h"
 #include "pluginproxy.h"
 #include "mousegestures.h"
@@ -16,7 +33,7 @@ PluginSpec MouseGesturesPlugin::pluginSpec()
     PluginSpec spec;
     spec.name = "Mouse Gestures";
     spec.info = "Mouse gestures for QupZilla";
-    spec.description = "Provides support for navigating by mouse gestures through webpages";
+    spec.description = "Provides support for navigating in webpages by mouse gestures";
     spec.version = "0.1.0";
     spec.author = "David Rosca <nowrep@gmail.com>";
     spec.icon = QPixmap(":/mousegestures/data/icon.png");

src/plugins/MouseGestures/mousegesturesplugin.h

@@ -1,3 +1,20 @@
+/* ============================================================
+* Mouse Gestures plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
 #ifndef MOUSEGESTURESPLUGIN_H
 #define MOUSEGESTURESPLUGIN_H
 

src/plugins/MouseGestures/mousegesturessettingsdialog.cpp

@@ -1,6 +1,23 @@
+/* ============================================================
+* Mouse Gestures plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
 #include "mousegesturessettingsdialog.h"
 #include "ui_mousegesturessettingsdialog.h"
-#include "globalfunctions.h"
+#include "licenseviewer.h"
 
 MouseGesturesSettingsDialog::MouseGesturesSettingsDialog(QWidget* parent)
     : QDialog(parent)
@@ -19,11 +36,8 @@ MouseGesturesSettingsDialog::~MouseGesturesSettingsDialog()
 
 void MouseGesturesSettingsDialog::showLicense()
 {
-    QTextBrowser* b = new QTextBrowser();
-    b->setAttribute(Qt::WA_DeleteOnClose);
-    b->setWindowTitle(tr("License Viewer"));
-    b->resize(450, 500);
-    b->setText(qz_readAllFileContents(":mousegestures/data/copyright"));
-    qz_centerWidgetOnScreen(b);
-    b->show();
+    LicenseViewer* v = new LicenseViewer(this);
+    v->setLicenseFile(":mousegestures/data/copyright");
+
+    v->show();
 }

src/plugins/MouseGestures/mousegesturessettingsdialog.h

@@ -1,3 +1,20 @@
+/* ============================================================
+* Mouse Gestures plugin for QupZilla
+* Copyright (C) 2012  David Rosca <nowrep@gmail.com>
+*
+* 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 3 of the License, or
+* (at your option) any later version.
+*
+* 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/>.
+* ============================================================ */
 #ifndef MOUSEGESTURESSETTINGSDIALOG_H
 #define MOUSEGESTURESSETTINGSDIALOG_H
 

src/plugins/plugins.pro

@@ -1,5 +1,5 @@
 TEMPLATE = subdirs
-SUBDIRS  = MouseGestures
+SUBDIRS  = MouseGestures AccessKeysNavigation
 
 # TestPlugin only in debug build
 CONFIG(debug, debug|release): SUBDIRS += TestPlugin