--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Applications/IStoneApplication.h	Thu Aug 30 16:52:40 2018 +0200
@@ -0,0 +1,58 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2018 Osimis S.A., Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero 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
+ * Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "StoneApplicationContext.h"
+#include <boost/program_options.hpp>
+#include "../Framework/Viewport/WidgetViewport.h"
+#include "json/json.h"
+
+namespace OrthancStone
+{
+  // a StoneApplication is an application that can actually be executed
+  // in multiple environments.  i.e: it can run natively integrated in a QtApplication
+  // or it can be executed as part of a WebPage when compiled into WebAssembly.
+  class IStoneApplication : public boost::noncopyable
+  {
+  protected:
+    StoneApplicationContext* context_;
+
+  public:
+    virtual ~IStoneApplication()
+    {
+    }
+
+    virtual void DeclareStartupOptions(boost::program_options::options_description& options) = 0;
+    virtual void Initialize(StoneApplicationContext* context,
+                            IStatusBar& statusBar,
+                            const boost::program_options::variables_map& parameters) = 0;
+#if ORTHANC_ENABLE_WASM==1
+    virtual void InitializeWasm() {}  // specific initialization when the app is running in WebAssembly.  This is called after the other Initialize()
+#endif
+
+    virtual std::string GetTitle() const = 0;
+    virtual IWidget* GetCentralWidget() = 0;
+
+    virtual void Finalize() = 0;
+  };
+
+}