From b25829645d15aa54caf9ea4f53de2489ea04f863 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Fri, 23 Nov 2018 16:09:12 +0100
Subject: Adding and Removing plugins at runtime

---
 src/browser.cpp | 79 +++++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 60 insertions(+), 19 deletions(-)

(limited to 'src/browser.cpp')

diff --git a/src/browser.cpp b/src/browser.cpp
index 4547e08..7130096 100644
--- a/src/browser.cpp
+++ b/src/browser.cpp
@@ -24,6 +24,7 @@
 #include "webprofile.h"
 #include <QAction>
 #include <QDir>
+#include <QFileDialog>
 #include <QFileInfo>
 #include <QFileInfoList>
 #include <QJsonArray>
@@ -47,6 +48,9 @@ Browser::~Browser()
     if(m_bookmarks)
         m_bookmarks->save();
 
+    for(auto *info : m_plugins)
+        delete info;
+
     qDeleteAll(m_windows);
     m_windows.clear();
 }
@@ -122,10 +126,30 @@ ProfileManager *Browser::getProfileManager()
     return m_profileManager;
 }
 
+QPluginLoader *Browser::addPlugin(const QString &path)
+{
+    if(path.isEmpty())
+        return nullptr;
+
+    auto *loader = new QPluginLoader(path, this);
+    loader->load();
+
+    auto *info = new PluginInfo(loader);
+    m_plugins.append(info);
+
+    for(MainWindow *window : m_windows) {
+        addPluginTo(info, window);
+    }
+
+    return loader;
+}
+
 void Browser::setup(QVector<QPluginLoader *> plugins)
 {
     Q_ASSERT(m_config);
-    m_plugins = plugins;
+    for(QPluginLoader *loader : plugins) {
+        m_plugins.append(new PluginInfo(loader));
+    }
 
     auto stylesheet = m_config->value<QString>("browser.stylesheet");
     if(stylesheet) {
@@ -242,25 +266,12 @@ MainWindow *Browser::createWindow()
         }
     });
 
-    for(QPluginLoader *loader : qAsConst(m_plugins)) {
-        auto *pluginMenu = window->ui->menuTools->addMenu(loader->metaData().value("MetaData").toObject().value("name").toString());
-
-        auto *aboutAction = pluginMenu->addAction(tr("About"));
-        connect(aboutAction, &QAction::triggered, this, [loader, window]() {
-            auto *dlg = new AboutPluginDialog(loader, window);
-            dlg->exec();
-        });
-
-        auto *runAction = pluginMenu->addAction(tr("Run"));
-        runAction->setShortcut(QKeySequence::fromString(loader->metaData().value("MetaData").toObject().value("shortcut").toString()));
+    connect(window->ui->actionAddPlugin, &QAction::triggered, this, [this]() {
+        this->addPlugin(QFileDialog::getOpenFileName(nullptr, tr("Add Plugin"), QDir::homePath(), tr("Plugins (*.so)")));
+    });
 
-        connect(runAction, &QAction::triggered, window, [loader, window]() {
-            if(loader->isLoaded()) {
-                const auto *interface = qobject_cast<PluginInterface *>(loader->instance());
-                Q_CHECK_PTR(interface);
-                interface->createWidget(window)->exec();
-            }
-        });
+    for(auto *info : m_plugins) {
+        addPluginTo(info, window);
     }
 
     m_windows.append(window);
@@ -270,3 +281,33 @@ MainWindow *Browser::createWindow()
 
     return window;
 }
+
+void Browser::addPluginTo(PluginInfo *info, MainWindow *window)
+{
+    QPluginLoader *loader = info->loader;
+    auto *pluginMenu = window->ui->menuTools->addMenu(loader->metaData().value("MetaData").toObject().value("name").toString());
+    info->menus.append(pluginMenu);
+
+    auto *aboutAction = pluginMenu->addAction(tr("About"));
+    connect(aboutAction, &QAction::triggered, this, [loader, window]() {
+        auto *dlg = new AboutPluginDialog(loader, window);
+        dlg->exec();
+    });
+
+    auto *runAction = pluginMenu->addAction(tr("Run"));
+    runAction->setShortcut(QKeySequence::fromString(loader->metaData().value("MetaData").toObject().value("shortcut").toString()));
+
+    connect(runAction, &QAction::triggered, window, [loader, window]() {
+        if(loader->isLoaded()) {
+            const auto *interface = qobject_cast<PluginInterface *>(loader->instance());
+            Q_CHECK_PTR(interface);
+            interface->createWidget(window)->exec();
+        }
+    });
+
+    auto *removeAction = pluginMenu->addAction(tr("Remove"));
+    connect(removeAction, &QAction::triggered, this, [this, info]() {;
+        m_plugins.removeOne(info);
+        delete info;
+    });
+}
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