Edited build config to build libqupzilla and link to it afterwards.

- edited plugins system - proper plugin loading / unloading
- edited plugins interface

.gitignore

@@ -15,7 +15,8 @@ TestPlugin-build
 search_*
 src-*
 bin/qupzilla
-bin/plugins/libExamplePlugin.so
+*.so
+libqupzilla.*
 bin/core
 qupzilla.sh
 git_revision

QupZilla.pro

@@ -11,5 +11,6 @@ lessThan(QT_VERSION, 4.7) {
 }
 
 TEMPLATE = subdirs
-SUBDIRS = src
+SUBDIRS = src main
 build_plugins: SUBDIRS += plugins
+CONFIG += ordered

defines.pri

@@ -3,6 +3,7 @@ OBJECTS_DIR = $$PWD/build
 MOC_DIR = $$PWD/build
 RCC_DIR = $$PWD/build
 UI_DIR = $$PWD/build
+VERSION = 1.1.8
 
 # Please read BUILD information #
 #DEFINES += NO_SYSTEM_DATAPATH
@@ -30,3 +31,18 @@ equals(d_use_webgl, "true") { DEFINES += USE_WEBGL }
 equals(d_w7api, "true") { DEFINES += W7API }
 equals(d_kde, "true") { DEFINES += KDE }
 equals(d_portable, "true") { DEFINES += PORTABLE_BUILD }
+
+!mac:unix {
+    d_prefix = $$(QUPZILLA_PREFIX)
+    data_folder = /usr/share/qupzilla
+
+    !equals(d_prefix, "") {
+        data_folder = "$$d_prefix"share/qupzilla
+    }
+
+    DEFINES += USE_DATADIR=\\\"""$$data_folder/"\\\""
+
+    #Git revision
+    rev = $$system(sh $$PWD/scripts/getrevision.sh)
+    !equals(rev, ""): DEFINES += GIT_REVISION=\\\"""$$rev"\\\""
+}

install.pri

@@ -12,6 +12,7 @@ mac {
 !mac:unix {
     d_prefix = $$(QUPZILLA_PREFIX)
     binary_folder = /usr/bin
+    library_folder = /usr/lib
     data_folder = /usr/share/qupzilla
     launcher_folder = /usr/share/applications
     icon_folder = /usr/share/pixmaps
@@ -19,16 +20,18 @@ mac {
 
     !equals(d_prefix, "") {
         binary_folder = "$$d_prefix"bin
+        library_folder = "$$d_prefix"lib
         data_folder = "$$d_prefix"share/qupzilla
         launcher_folder = "$$d_prefix"share/applications
         icon_folder = "$$d_prefix"share/pixmaps
         hicolor_folder = "$$d_prefix"share/icons/hicolor
     }
 
-    DEFINES += USE_DATADIR=\\\"""$$data_folder/"\\\""
-
     target.path = $$binary_folder
 
+    targetlib.files = $$PWD/bin/libqupzilla*
+    targetlib.path = $$library_folder
+
     target1.files += $$PWD/bin/locale
     target1.files += $$PWD/bin/themes
     target1.path = $$data_folder
@@ -57,10 +60,6 @@ mac {
     ico256.files = $$PWD/linux/hicolor/256x256/apps/qupzilla.png
     ico256.path = $$hicolor_folder/256x256/apps
 
-    INSTALLS += target target1 target2 target3
+    INSTALLS += target targetlib target1 target2 target3
     INSTALLS += ico16 ico32 ico48 ico64 ico128 ico256
-
-    #Git revision
-    rev = $$system(sh $$PWD/scripts/getrevision.sh)
-    !equals(rev, ""): DEFINES += GIT_REVISION=\\\"""$$rev"\\\""
 }

main/main.pro

@@ -0,0 +1,18 @@
+QT += core gui webkit sql network script
+unix: QT += dbus
+
+TARGET = qupzilla
+TEMPLATE = app
+LIBS += -L../bin -lqupzilla
+
+include(../install.pri)
+include(../defines.pri)
+include(../translations.pri)
+include(../src/3rdparty/qtsingleapplication.pri)
+
+INCLUDEPATH += ../src/app
+SOURCES = ../src/main.cpp
+
+unix:contains(DEFINES, "NO_SYSTEM_DATAPATH"): QMAKE_RPATHDIR += $$PWD/../bin
+
+message(========== Building qupzilla binary ==========)

plugins.pri

@@ -26,9 +26,9 @@ TEMPLATE = lib
 CONFIG += plugin
 DESTDIR = $$PWD/bin/plugins
 
-OBJECTS_DIR = $$TARGET-build
+OBJECTS_DIR = build
-MOC_DIR = $$TARGET-build
+MOC_DIR = build
-RCC_DIR = $$TARGET-build
+RCC_DIR = build
-UI_DIR = $$TARGET-build
+UI_DIR = build
 
-LIBS += $$PWD/plugins/libqupzilla/libqupzilla.a
+LIBS += -L $$PWD/bin -lqupzilla

plugins/TestPlugin/testplugin.cpp

@@ -1,10 +1,37 @@
 #include "testplugin.h"
+#include "qupzilla.h"
 
-void TestPlugin::init(QString sPath)
+PluginSpec TestPlugin::pluginSpec()
+{
+    PluginSpec spec;
+    spec.name = tr("Example Plugin");
+    spec.info = tr("Example minimal plugin");
+    spec.description = tr("Very simple minimal plugin example");
+    spec.version = "0.0.1";
+    spec.author = "David Rosca <nowrep@gmail.com>";
+    spec.icon = QIcon(":qupzilla.png");
+    spec.hasSettings = true;
+
+    return spec;
+}
+
+void TestPlugin::init(const QString &sPath)
 {
-    settingsPath = sPath;
-    //This function is called right after plugin is loaded
     qDebug() << __FUNCTION__ << "called";
+
+    // This function is called right after plugin is loaded
+    // it will be called even if we return false from testPlugin()
+    // so it is recommended not to call any QupZilla function here
+
+    settingsPath = sPath;
+}
+
+void TestPlugin::unload()
+{
+    qDebug() << __FUNCTION__ << "called";
+
+    // This function will be called when unloading plugin
+    // it will be also called if we return false from testPlugin()
 }
 
 bool TestPlugin::testPlugin()
@@ -13,29 +40,34 @@ bool TestPlugin::testPlugin()
     //There should be some testing if plugin is loaded correctly
     //If this function returns false, plugin is automatically unloaded
 
-    return true;
+    return (QupZilla::VERSION == "1.1.8");
 }
 
-QTranslator* TestPlugin::getTranslator(QString locale)
+QTranslator* TestPlugin::getTranslator(const QString &locale)
 {
     QTranslator* translator = new QTranslator();
     translator->load(":/" + locale);
     return translator;
 }
 
-void TestPlugin::showSettings()
+void TestPlugin::showSettings(QWidget *parent)
 {
-    QWidget* widget = new QWidget();
+    QDialog* dialog = new QDialog(parent);
-    new QLabel("Example Plugin v0.0.1", widget);
+    QPushButton* b = new QPushButton("Example Plugin v0.0.1");
-    widget->resize(200, 200);
+
-    widget->setAttribute(Qt::WA_DeleteOnClose);
+    QHBoxLayout* l = new QHBoxLayout(dialog);
-    widget->setWindowModality(Qt::WindowModal); //As the preferences window is modal too
+    l->addWidget(b);
-    widget->setWindowTitle("Example Plugin Settings");
+    dialog->setLayout(l);
-    widget->setWindowIcon(pluginIcon());
+
-    widget->show();
+    dialog->resize(200, 200);
+    dialog->setAttribute(Qt::WA_DeleteOnClose);
+    dialog->setWindowTitle("Example Plugin Settings");
+    dialog->setWindowIcon(QIcon(":/qupzilla.png"));
+
+    dialog->show();
 }
 
-void TestPlugin::populateWebViewMenu(QMenu* menu, QWebView* view, QWebHitTestResult r)
+void TestPlugin::populateWebViewMenu(QMenu* menu, QWebView* view, const QWebHitTestResult &r)
 {
     Q_UNUSED(view)
     QString title;

plugins/TestPlugin/testplugin.h

@@ -5,8 +5,6 @@
 //This file is available to download at QupZilla website
 
 #include "plugininterface.h"
-#include "historymodel.h"
-
 
 //For clean plugin directory, please build necessary files into
 //plugin in .qrc data files
@@ -15,6 +13,7 @@
 #include <QLabel>
 #include <QMessageBox>
 #include <QWebElement>
+#include <QHBoxLayout>
 
 class TestPlugin : public QObject, public PluginInterface
 {
@@ -22,25 +21,22 @@ class TestPlugin : public QObject, public PluginInterface
     Q_INTERFACES(PluginInterface)
 
 public:
-    QString pluginName() { return tr("Example Plugin"); }
+    PluginSpec pluginSpec();
-    QString pluginInfo() { return tr("Example minimal plugin"); }
+
-    QString pluginDescription() { return tr("Very simple minimal plugin example"); }
+    void init(const QString &sPath);
-    QString pluginVersion() { return "0.0.1"; }
+    void unload();
-    QString pluginAuthor() { return "David Rosca <nowrep@gmail.com>"; }
-    void init(QString sPath);
     bool testPlugin();
 
-    QTranslator* getTranslator(QString locale);
+    QTranslator* getTranslator(const QString &locale);
-    QIcon pluginIcon() { return QIcon(":/qupzilla.png"); }
+    void showSettings(QWidget* parent = 0);
-    bool hasSettings() { return true; }
-    void showSettings();
 
-    void populateWebViewMenu(QMenu* menu, QWebView* view, QWebHitTestResult r);
+    void populateWebViewMenu(QMenu* menu, QWebView* view, const QWebHitTestResult &r);
     void populateHelpMenu(QMenu* menu);
     void populateToolsMenu(QMenu* menu);
 
 private slots:
     void actionSlot();
+
 private:
     QString settingsPath;
 };

plugins/libqupzilla/libqupzilla.pro

@@ -1,17 +0,0 @@
-include(../../src/3rdparty/qtsingleapplication.pri)
-include(../../defines.pri)
-include(../../install.pri)
-include(../../src/src.pri)
-
-QT += core gui webkit sql network script
-unix:QT += dbus
-
-TARGET = qupzilla
-TEMPLATE = lib
-CONFIG -= shared
-CONFIG += static
-
-DESTDIR = $$PWD
-OBJECTS_DIR = $$PWD/build
-RESOURCES =
-win32|os2:RC_FILE =

plugins/plugins.pro

@@ -1,7 +1,2 @@
 TEMPLATE = subdirs
-
+SUBDIRS  = TestPlugin
-sub_lib.subdir = libqupzilla
-sub_testplugin.subdir = TestPlugin
-sub_testplugin.depends = sub_lib
-
-SUBDIRS  = sub_lib sub_testplugin

src/main.cpp

@@ -40,7 +40,6 @@ void sigpipe_handler(int s)
 
 int main(int argc, char* argv[])
 {
-
     Q_INIT_RESOURCE(data);
     Q_INIT_RESOURCE(icons);
     Q_INIT_RESOURCE(html);

src/network/qupzillaschemehandler.cpp

@@ -328,16 +328,12 @@ QString QupZillaSchemeReply::configPage()
                       QString("<dt>%1</dt><dd>%2<dd>").arg(tr("Platform"), qz_buildSystem()));
 
         QString pluginsString;
-        QStringList availablePlugins = mApp->plugins()->getAvailablePlugins();
+        const QList<Plugins::Plugin> &availablePlugins = mApp->plugins()->getAvailablePlugins();
 
-        foreach(const QString & fileName, availablePlugins) {
+        foreach(const Plugins::Plugin & plugin, availablePlugins) {
-            PluginInterface* plugin = mApp->plugins()->getPlugin(fileName);
+            PluginSpec spec = plugin.pluginSpec;
-            if (!plugin) {
-                continue;
-            }
             pluginsString.append(QString("<tr><td>%1</td><td>%2</td><td>%3</td><td>%4</td></tr>").arg(
-                                     plugin->pluginName(), plugin->pluginVersion(),
+                                     spec.name, spec.version, Qt::escape(spec.author), spec.description));
-                                     Qt::escape(plugin->pluginAuthor()), plugin->pluginDescription()));
         }
 
         if (pluginsString.isEmpty()) {

src/plugins/plugininterface.h

@@ -26,29 +26,42 @@
 #include <QWebView>
 #include <QWebHitTestResult>
 
+struct PluginSpec {
+    QString name;
+    QString info;
+    QString description;
+    QString author;
+    QString version;
+    QIcon icon;
+    bool hasSettings;
+
+    bool operator==(const PluginSpec &other) {
+        return (this->name == other.name &&
+                this->info == other.info &&
+                this->description == other.description &&
+                this->author == other.author &&
+                this->version == other.version);
+    }
+};
+
 class PluginInterface
 {
 public:
     //Plugin Necessary Init Functions
-    //You have to reimplement those functions, otherwise QupZilla crash
+    virtual PluginSpec pluginSpec() = 0;
-    virtual ~PluginInterface() { }
+
-    virtual QString pluginName() = 0;
+    virtual void init(const QString &settingsPath) = 0;
-    virtual QString pluginInfo() = 0;
+    virtual void unload() = 0;
-    virtual QString pluginDescription() = 0;
-    virtual QString pluginVersion() = 0;
-    virtual QString pluginAuthor() = 0;
-    virtual void init(QString settingsPath) = 0;
     virtual bool testPlugin() = 0;
     //End Plugin Necessary Init Functions
 
-    virtual QTranslator* getTranslator(QString locale) { Q_UNUSED(locale) return 0; }
+    virtual ~PluginInterface() { }
-    virtual QIcon pluginIcon() { return QIcon(); }
+    virtual QTranslator* getTranslator(const QString &locale) { Q_UNUSED(locale) return 0; }
-    virtual bool hasSettings() { return false; }
+    virtual void showSettings(QWidget* parent = 0) { Q_UNUSED(parent) }
-    virtual void showSettings() { }
 
     virtual void populateToolsMenu(QMenu* menu) { Q_UNUSED(menu) }
     virtual void populateHelpMenu(QMenu* menu) { Q_UNUSED(menu) }
-    virtual void populateWebViewMenu(QMenu* menu, QWebView* view, QWebHitTestResult r) { Q_UNUSED(menu) Q_UNUSED(view) Q_UNUSED(r) }
+    virtual void populateWebViewMenu(QMenu* menu, QWebView* view, const QWebHitTestResult &r) { Q_UNUSED(menu) Q_UNUSED(view) Q_UNUSED(r) }
 
     virtual void formSent(const QNetworkRequest &request, const QByteArray &outgoingData) { Q_UNUSED(request) Q_UNUSED(outgoingData)}
     virtual void pageLoaded(QWebView* view) { Q_UNUSED(view) }
@@ -57,7 +70,7 @@ public:
     { Q_UNUSED(op) Q_UNUSED(request) Q_UNUSED(outgoingData) return 0; }
 };
 
-Q_DECLARE_INTERFACE(PluginInterface, "Qupzilla.Browser.PluginInterface/1.0")
+Q_DECLARE_INTERFACE(PluginInterface, "QupZilla.Browser.PluginInterface/1.1")
 
 
 #endif // PLUGININTERFACE_H

src/plugins/pluginproxy.cpp

@@ -30,14 +30,14 @@ PluginProxy::PluginProxy()
 
 void PluginProxy::populateWebViewMenu(QMenu* menu, QWebView* view, QWebHitTestResult r)
 {
-    if (!menu || !view || loadedPlugins.count() == 0) {
+    if (!menu || !view || m_loadedPlugins.count() == 0) {
         return;
     }
 
     menu->addSeparator();
     int count = menu->actions().count();
 
-    foreach(PluginInterface * iPlugin, loadedPlugins)
+    foreach(PluginInterface * iPlugin, m_loadedPlugins)
     iPlugin->populateWebViewMenu(menu, view, r);
 
     if (menu->actions().count() == count) {
@@ -47,13 +47,13 @@ void PluginProxy::populateWebViewMenu(QMenu* menu, QWebView* view, QWebHitTestRe
 
 void PluginProxy::populateToolsMenu(QMenu* menu)
 {
-    if (!menu || loadedPlugins.count() == 0) {
+    if (!menu || m_loadedPlugins.count() == 0) {
         return;
     }
 
     int count = menu->actions().count();
 
-    foreach(PluginInterface * iPlugin, loadedPlugins)
+    foreach(PluginInterface * iPlugin, m_loadedPlugins)
     iPlugin->populateToolsMenu(menu);
 
     if (menu->actions().count() != count) {
@@ -63,13 +63,13 @@ void PluginProxy::populateToolsMenu(QMenu* menu)
 
 void PluginProxy::populateHelpMenu(QMenu* menu)
 {
-    if (!menu || loadedPlugins.count() == 0) {
+    if (!menu || m_loadedPlugins.count() == 0) {
         return;
     }
 
     int count = menu->actions().count();
 
-    foreach(PluginInterface * iPlugin, loadedPlugins)
+    foreach(PluginInterface * iPlugin, m_loadedPlugins)
     iPlugin->populateHelpMenu(menu);
 
     if (menu->actions().count() != count) {
@@ -80,7 +80,7 @@ void PluginProxy::populateHelpMenu(QMenu* menu)
 QNetworkReply* PluginProxy::createNetworkRequest(QNetworkAccessManager::Operation op, const QNetworkRequest &request, QIODevice* outgoingData)
 {
     QNetworkReply* reply = 0;
-    foreach(PluginInterface * iPlugin, loadedPlugins) {
+    foreach(PluginInterface * iPlugin, m_loadedPlugins) {
         reply = iPlugin->createNetworkRequest(op, request, outgoingData);
         if (reply) {
             break;

src/plugins/plugins.cpp

@@ -28,14 +28,48 @@
 
 Plugins::Plugins(QObject* parent)
     : QObject(parent)
+    , m_pluginsLoaded(false)
 {
     loadSettings();
 }
 
+void Plugins::loadPlugin(Plugins::Plugin* plugin)
+{
+    if (plugin->isLoaded()) {
+        return;
+    }
+
+    plugin->pluginLoader->setFileName(plugin->fullPath);
+    PluginInterface* iPlugin = qobject_cast<PluginInterface*>(plugin->pluginLoader->instance());
+    if (!iPlugin) {
+        return;
+    }
+
+    m_availablePlugins.removeOne(*plugin);
+    plugin->instance = initPlugin(iPlugin, plugin->pluginLoader);
+    m_availablePlugins.append(*plugin);
+
+    refreshLoadedPlugins();
+}
+
+void Plugins::unloadPlugin(Plugins::Plugin *plugin)
+{
+    if (!plugin->isLoaded()) {
+        return;
+    }
+
+    plugin->instance->unload();
+    plugin->pluginLoader->unload();
+
+    m_availablePlugins.removeOne(*plugin);
+    plugin->instance = 0;
+    m_availablePlugins.append(*plugin);
+
+    refreshLoadedPlugins();
+}
+
 void Plugins::loadSettings()
 {
-    m_allowedPluginFileNames.clear();
-
     Settings settings;
     settings.beginGroup("Plugin-Settings");
     m_pluginsEnabled = settings.value("EnablePlugins", DEFAULT_ENABLE_PLUGINS).toBool();
@@ -45,55 +79,76 @@ void Plugins::loadSettings()
 
 void Plugins::loadPlugins()
 {
-    if (!m_pluginsEnabled) {
+    if (!m_pluginsEnabled || m_pluginsLoaded) {
         return;
     }
 
-    m_availablePluginFileNames.clear();
+    m_pluginsLoaded = true;
-    loadedPlugins.clear();
 
-    QDir pluginsDir = QDir(mApp->PLUGINSDIR);
+    QStringList dirs;
+    dirs << mApp->PLUGINSDIR
+#ifdef Q_WS_X11
+         << "/usr/lib/qupzilla/"
+#endif
+         << mApp->PROFILEDIR + "plugins/";
 
-    foreach(const QString & fileName, pluginsDir.entryList(QDir::Files)) {
+    foreach(const QString & dir, dirs) {
-        m_availablePluginFileNames.append(fileName);
+        QDir pluginsDir = QDir(dir);
-
+        foreach(const QString & fileName, pluginsDir.entryList(QDir::Files)) {
-        if (!m_allowedPluginFileNames.contains(fileName)) {
+            QPluginLoader* loader = new QPluginLoader(pluginsDir.absoluteFilePath(fileName));
-            continue;
+            PluginInterface* iPlugin = qobject_cast<PluginInterface*>(loader->instance());
-        }
+            if (!iPlugin) {
-
-        QPluginLoader loader(pluginsDir.absoluteFilePath(fileName));
-        QObject* plugin = loader.instance();
-        if (plugin) {
-            PluginInterface* iPlugin = qobject_cast<PluginInterface*>(plugin);
-            iPlugin->init(mApp->getActiveProfilPath() + "plugins.ini");
-            if (!iPlugin->testPlugin()) {
-                loader.unload();
                 continue;
             }
 
-            qApp->installTranslator(iPlugin->getTranslator(mApp->getActiveLanguage()));
+            Plugin plugin;
-            loadedPlugins.append(iPlugin);
+            plugin.fileName = fileName;
-            m_loadedPluginFileNames.append(fileName);
+            plugin.fullPath = pluginsDir.absoluteFilePath(fileName);
+            plugin.pluginSpec = iPlugin->pluginSpec();
+            plugin.pluginLoader = loader;
+            plugin.instance = 0;
+
+            if (m_allowedPluginFileNames.contains(fileName)) {
+                plugin.instance = initPlugin(iPlugin, loader);
+            }
+            else {
+                loader->unload();
+            }
+
+            m_availablePlugins.append(plugin);
         }
     }
 
-    std::cout << loadedPlugins.count() << " plugins loaded" << std::endl;
+    refreshLoadedPlugins();
+
+    std::cout << m_loadedPlugins.count() << " plugins loaded"  << std::endl;
 }
 
-PluginInterface* Plugins::getPlugin(QString pluginFileName)
+PluginInterface* Plugins::initPlugin(PluginInterface* interface, QPluginLoader* loader)
 {
-    QString path = mApp->PLUGINSDIR + pluginFileName;
+    if (!interface) {
-    if (!QFile::exists(path)) {
         return 0;
     }
-    QPluginLoader loader(path);
-    QObject* plugin = loader.instance();
 
-    if (plugin) {
+    interface->init(mApp->getActiveProfilPath() + "plugins.ini");
-        PluginInterface* iPlugin = qobject_cast<PluginInterface*>(plugin);
+
-        return iPlugin;
+    if (!interface->testPlugin()) {
-    }
+        interface->unload();
-    else {
+        loader->unload();
         return 0;
     }
+
+    qApp->installTranslator(interface->getTranslator(mApp->getActiveLanguage()));
+    return interface;
+}
+
+void Plugins::refreshLoadedPlugins()
+{
+    m_loadedPlugins.clear();
+
+    foreach(const Plugin &plugin, m_availablePlugins) {
+        if (plugin.isLoaded()) {
+            m_loadedPlugins.append(plugin.instance);
+        }
+    }
 }

src/plugins/plugins.h

@@ -22,34 +22,59 @@
 #include <QtPlugin>
 #include <QPluginLoader>
 #include <QDir>
+#include <QWeakPointer>
 
-#include <QTimer>
 #include <iostream>
+#include "plugininterface.h"
 
-class PluginInterface;
 class Plugins : public QObject
 {
     Q_OBJECT
 public:
+    struct Plugin {
+        QString fileName;
+        QString fullPath;
+        PluginSpec pluginSpec;
+        QPluginLoader* pluginLoader;
+        PluginInterface* instance;
+
+        bool isLoaded() const {
+            return instance;
+        }
+
+        bool operator==(const Plugin &other) {
+            return (this->fileName == other.fileName &&
+                    this->fullPath == other.fullPath &&
+                    this->pluginSpec == other.pluginSpec &&
+                    this->instance == other.instance);
+        }
+    };
+
     explicit Plugins(QObject* parent = 0);
 
-    QStringList getAvailablePlugins() { return m_availablePluginFileNames; }
+    QList<Plugin> getAvailablePlugins() { return m_availablePlugins; }
-    QStringList getAllowedPlugins() { return m_allowedPluginFileNames; }
+
-    PluginInterface* getPlugin(QString pluginFileName);
+    void loadPlugin(Plugin* plugin);
-    //void setPluginsAllowed(bool state) { pluginsEnabled = state; qDebug() << state;}
+    void unloadPlugin(Plugin *plugin);
 
 public slots:
     void loadSettings();
     void loadPlugins();
 
 protected:
-    QList<PluginInterface* > loadedPlugins;
+    QList<PluginInterface*> m_loadedPlugins;
 
 private:
-    QStringList m_availablePluginFileNames;
+    PluginInterface* initPlugin(PluginInterface* interface, QPluginLoader* loader);
+    void refreshLoadedPlugins();
+
+    QList<Plugin> m_availablePlugins;
     QStringList m_allowedPluginFileNames;
-    QStringList m_loadedPluginFileNames;
+
     bool m_pluginsEnabled;
+    bool m_pluginsLoaded;
 };
 
+Q_DECLARE_METATYPE(Plugins::Plugin)
+
 #endif // PLUGINLOADER_H

src/preferences/pluginslist.cpp

@@ -35,18 +35,17 @@ PluginsList::PluginsList(QWidget* parent)
     ui->setupUi(this);
 
     //Application Extensions
-    refresh();
-    connect(ui->butSettings, SIGNAL(clicked()), this, SLOT(settingsClicked()));
-    connect(ui->list, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)), this, SLOT(currentChanged(QListWidgetItem*)));
-    connect(ui->butLoad, SIGNAL(clicked()), this, SLOT(reloadPlugins()));
-    connect(ui->allowAppPlugins, SIGNAL(clicked(bool)), this, SLOT(allowAppPluginsChanged(bool)));
-
     Settings settings;
     settings.beginGroup("Plugin-Settings");
     ui->allowAppPlugins->setChecked(settings.value("EnablePlugins", DEFAULT_ENABLE_PLUGINS).toBool());
     settings.endGroup();
     allowAppPluginsChanged(ui->allowAppPlugins->isChecked());
 
+    connect(ui->butSettings, SIGNAL(clicked()), this, SLOT(settingsClicked()));
+    connect(ui->list, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)), this, SLOT(currentChanged(QListWidgetItem*)));
+    connect(ui->list, SIGNAL(itemChanged(QListWidgetItem*)), this, SLOT(itemChanged(QListWidgetItem*)));
+    connect(ui->allowAppPlugins, SIGNAL(clicked(bool)), this, SLOT(allowAppPluginsChanged(bool)));
+
     //WebKit Plugins
     connect(ui->add, SIGNAL(clicked()), this, SLOT(addWhitelist()));
     connect(ui->remove, SIGNAL(clicked()), this, SLOT(removeWhitelist()));
@@ -60,6 +59,7 @@ PluginsList::PluginsList(QWidget* parent)
         QTreeWidgetItem* item = new QTreeWidgetItem(ui->whitelist);
         item->setText(0, site);
     }
+
     allowC2FChanged(ui->allowClick2Flash->isChecked());
 }
 
@@ -87,12 +87,22 @@ void PluginsList::removeWhitelist()
 
 void PluginsList::save()
 {
+    QStringList allowedPlugins;
+    for (int i = 0; i < ui->list->count(); i++) {
+        QListWidgetItem* item = ui->list->item(i);
+
+        if (item->checkState() == Qt::Checked) {
+            const Plugins::Plugin &plugin = item->data(Qt::UserRole + 10).value<Plugins::Plugin>();
+
+            allowedPlugins.append(plugin.fileName);
+        }
+    }
+
     Settings settings;
     settings.beginGroup("Plugin-Settings");
     settings.setValue("EnablePlugins", ui->allowAppPlugins->isChecked());
+    settings.setValue("AllowedPlugins", allowedPlugins);
     settings.endGroup();
-
-    reloadPlugins();
 }
 
 void PluginsList::allowAppPluginsChanged(bool state)
@@ -102,7 +112,14 @@ void PluginsList::allowAppPluginsChanged(bool state)
     settings.setValue("EnablePlugins", state);
     settings.endGroup();
 
-    ui->verticalFrame->setEnabled(state);
+    mApp->plugins()->loadSettings();
+    mApp->plugins()->loadPlugins();
+
+    ui->list->setEnabled(state);
+
+    if (state) {
+        refresh();
+    }
 }
 
 void PluginsList::allowC2FChanged(bool state)
@@ -123,32 +140,31 @@ void PluginsList::refresh()
 {
     ui->list->clear();
     ui->butSettings->setEnabled(false);
+    disconnect(ui->list, SIGNAL(itemChanged(QListWidgetItem*)), this, SLOT(itemChanged(QListWidgetItem*)));
 
-    QStringList availablePlugins = mApp->plugins()->getAvailablePlugins();
+    const QList<Plugins::Plugin> &allPlugins = mApp->plugins()->getAvailablePlugins();
-    QStringList allowedPlugins = mApp->plugins()->getAllowedPlugins();
+
-    foreach(const QString & fileName, availablePlugins) {
+    foreach(const Plugins::Plugin & plugin, allPlugins) {
-        PluginInterface* plugin = mApp->plugins()->getPlugin(fileName);
+        PluginSpec spec = plugin.pluginSpec;
-        if (!plugin) {
-            continue;
-        }
 
         QListWidgetItem* item = new QListWidgetItem(ui->list);
-        item->setText("" + plugin->pluginName() + " (" + plugin->pluginVersion() + ") by " + plugin->pluginAuthor() + "\n"
+        QString pluginInfo = tr("%1 (%2)\nAuthor: %3\n%4\n%5").arg(spec.name, spec.version, spec.author, spec.info, spec.description);
-                      + plugin->pluginInfo() + "\n" + plugin->pluginDescription());
+        item->setText(pluginInfo);
 
-        QIcon icon = plugin->pluginIcon();
+        QIcon icon = spec.icon;
         if (icon.isNull()) {
             icon = QIcon(":/icons/preferences/extension.png");
         }
         item->setIcon(icon);
 
         item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
-        item->setCheckState((allowedPlugins.contains(fileName)) ? Qt::Checked : Qt::Unchecked);
+        item->setCheckState(plugin.isLoaded() ? Qt::Checked : Qt::Unchecked);
-        item->setWhatsThis(plugin->hasSettings() ? "1" : "0");
+        item->setData(Qt::UserRole + 10, qVariantFromValue(plugin));
-        item->setToolTip(fileName);
 
         ui->list->addItem(item);
     }
+
+    connect(ui->list, SIGNAL(itemChanged(QListWidgetItem*)), this, SLOT(itemChanged(QListWidgetItem*)));
 }
 
 void PluginsList::currentChanged(QListWidgetItem* item)
@@ -157,50 +173,64 @@ void PluginsList::currentChanged(QListWidgetItem* item)
         return;
     }
 
-    QString has = item->whatsThis();
+    const Plugins::Plugin &plugin = item->data(Qt::UserRole + 10).value<Plugins::Plugin>();
-    bool show;
+    bool showSettings = plugin.pluginSpec.hasSettings;
-    if (has == "1") {
+
-        show = true;
+    if (!plugin.isLoaded()) {
+        showSettings = false;
+    }
+
+    ui->butSettings->setEnabled(showSettings);
+}
+
+void PluginsList::itemChanged(QListWidgetItem *item)
+{
+    if (!item) {
+        return;
+    }
+
+    Plugins::Plugin plugin = item->data(Qt::UserRole + 10).value<Plugins::Plugin>();
+
+    if (item->checkState() == Qt::Checked) {
+        mApp->plugins()->loadPlugin(&plugin);
     }
     else {
-        show = false;
+        mApp->plugins()->unloadPlugin(&plugin);
     }
 
-    if (item->checkState() == Qt::Unchecked) {
+    disconnect(ui->list, SIGNAL(itemChanged(QListWidgetItem*)), this, SLOT(itemChanged(QListWidgetItem*)));
-        show = false;
+
+    if (item->checkState() == Qt::Checked && !plugin.isLoaded()) {
+        item->setCheckState(Qt::Unchecked);
+        QMessageBox::critical(this, tr("Error!"), tr("Cannot load plugin!"));
     }
 
-    ui->butSettings->setEnabled(show);
+    item->setData(Qt::UserRole + 10, qVariantFromValue(plugin));
+
+    connect(ui->list, SIGNAL(itemChanged(QListWidgetItem*)), this, SLOT(itemChanged(QListWidgetItem*)));
+
+
+    currentChanged(ui->list->currentItem());
 }
 
 void PluginsList::settingsClicked()
 {
-    if (!ui->list->currentItem()) {
+    QListWidgetItem* item = ui->list->currentItem();
+    if (!item) {
         return;
     }
 
-    QString name = ui->list->currentItem()->toolTip();
+    Plugins::Plugin plugin = item->data(Qt::UserRole + 10).value<Plugins::Plugin>();
-    PluginInterface* plugin = mApp->plugins()->getPlugin(name);
-    plugin->showSettings();
-}
 
-void PluginsList::reloadPlugins()
+    if (!plugin.isLoaded()) {
-{
+        mApp->plugins()->loadPlugin(&plugin);
-    QStringList allowedPlugins;
+
-    for (int i = 0; i < ui->list->count(); i++) {
+        item->setData(Qt::UserRole + 10, qVariantFromValue(plugin));
-        if (ui->list->item(i)->checkState() == Qt::Checked) {
-            allowedPlugins.append(ui->list->item(i)->toolTip());
-        }
     }
-    Settings settings;
-    settings.beginGroup("Plugin-Settings");
-    settings.setValue("AllowedPlugins", allowedPlugins);
-    settings.endGroup();
 
-    mApp->plugins()->loadSettings();
+    if (plugin.isLoaded()) {
-    mApp->plugins()->loadPlugins();
+        plugin.instance->showSettings(this);
-
+    }
-    refresh();
 }
 
 PluginsList::~PluginsList()

src/preferences/pluginslist.h

@@ -21,6 +21,7 @@
 #include <QWidget>
 #include <QListWidgetItem>
 #include <QInputDialog>
+#include <QMessageBox>
 
 namespace Ui
 {
@@ -36,14 +37,13 @@ public:
     ~PluginsList();
     void save();
 
-public slots:
-    void reloadPlugins();
-
 private slots:
     //App extension
     void settingsClicked();
     void currentChanged(QListWidgetItem* item);
+    void itemChanged(QListWidgetItem* item);
     void allowAppPluginsChanged(bool state);
+
     //WebKit plugins
     void addWhitelist();
     void removeWhitelist();
@@ -51,6 +51,7 @@ private slots:
 
 private:
     void refresh();
+
     Ui::PluginsList* ui;
 };
 

src/preferences/pluginslist.ui

@@ -79,23 +79,6 @@
               </property>
              </spacer>
             </item>
-            <item>
-             <widget class="QPushButton" name="butLoad">
-              <property name="sizePolicy">
-               <sizepolicy hsizetype="Fixed" vsizetype="Preferred">
-                <horstretch>0</horstretch>
-                <verstretch>0</verstretch>
-               </sizepolicy>
-              </property>
-              <property name="text">
-               <string>Load Plugins</string>
-              </property>
-              <property name="icon">
-               <iconset resource="../data/icons.qrc">
-                <normaloff>:/icons/faenza/reload.png</normaloff>:/icons/faenza/reload.png</iconset>
-              </property>
-             </widget>
-            </item>
            </layout>
           </item>
          </layout>

src/src.pro

@@ -1,13 +1,14 @@
 QT += core gui webkit sql network script
 unix:QT += dbus
 TARGET = qupzilla
-TEMPLATE = app
+TEMPLATE = lib
 
 include(3rdparty/qtsingleapplication.pri)
 include(src.pri)
-include(../install.pri)
 include(../defines.pri)
-include(../translations.pri)
 
-message(Using following defines)
+SOURCES -= main.cpp
+
+message(========== Building libqupzilla ==========)
+message( Using following defines:)
 message($$DEFINES)