ClassView: Adapt to new plugin setup pattern

Change-Id: Ieb97736ceb462baf6d97dc39cc4bd08854477a92
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/classview/classviewplugin.cpp

@@ -27,31 +27,40 @@
 #include "classviewmanager.h"
 #include "classviewnavigationwidgetfactory.h"
 
-#include <QtPlugin>
-
 namespace ClassView {
 namespace Internal {
 
 ///////////////////////////////// Plugin //////////////////////////////////
 
 /*!
-    \class Plugin
-    \brief The Plugin class is the base class for the Class View plugin.
+    \class ClassViewPlugin
+    \brief The ClassViewPlugin class implements the Class View plugin.
 
     The Class View shows the namespace and class hierarchy of the currently open
     projects in the sidebar.
 */
 
-bool Plugin::initialize(const QStringList &arguments, QString *errorMessage)
+class ClassViewPluginPrivate
+{
+public:
+    NavigationWidgetFactory navigationWidgetFactory;
+    Manager manager;
+};
+
+static ClassViewPluginPrivate *dd = nullptr;
+
+ClassViewPlugin::~ClassViewPlugin()
+{
+    delete dd;
+    dd = nullptr;
+}
+
+bool ClassViewPlugin::initialize(const QStringList &arguments, QString *errorMessage)
 {
     Q_UNUSED(arguments)
     Q_UNUSED(errorMessage)
 
-    // add to ExtensionSystem
-    addAutoReleasedObject(new NavigationWidgetFactory);
-
-    // create manager
-    (void) new Manager(this);
+    dd = new ClassViewPluginPrivate;
 
     return true;
 }

src/plugins/classview/classviewplugin.h

@@ -30,20 +30,18 @@
 namespace ClassView {
 namespace Internal {
 
-class Plugin : public ExtensionSystem::IPlugin
+class ClassViewPlugin : public ExtensionSystem::IPlugin
 {
     Q_OBJECT
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QtCreatorPlugin" FILE "ClassView.json")
 
 public:
-    //! Constructor
-    Plugin() {}
+    ClassViewPlugin() = default;
+    ~ClassViewPlugin() final;
 
-    //! \implements ExtensionSystem::IPlugin::initialize
-    bool initialize(const QStringList &arguments, QString *errorMessage = 0);
-
-    //! \implements ExtensionSystem::IPlugin::extensionsInitialized
-    void extensionsInitialized() {}
+private:
+    bool initialize(const QStringList &arguments, QString *errorMessage = nullptr) final;
+    void extensionsInitialized() final {}
 };
 
 } // namespace Internal