--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Applications/StoneApplicationContext.h	Thu Aug 30 16:52:40 2018 +0200
@@ -0,0 +1,56 @@
+/**
+ * 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 "../Framework/Toolbox/IWebService.h"
+#include "../Framework/Viewport/WidgetViewport.h"
+
+#include <list>
+
+namespace OrthancStone
+{
+  // a StoneApplicationContext contains the services that a StoneApplication
+  // uses and that depends on the environment in which the Application executes.
+  // I.e, the StoneApplicationContext provides a WebService interface such that
+  // the StoneApplication can perform HTTP requests.  In a WASM environment,
+  // the WebService is provided by the browser while, in a native environment,
+  // the WebService is provided by the OracleWebService (a C++ Http client)
+  class StoneApplicationContext : public boost::noncopyable
+  {
+
+  protected:
+    IWebService* webService_;
+  public:
+    StoneApplicationContext()
+      : webService_(NULL)
+    {
+    }
+
+    IWebService& GetWebService() {return *webService_;}
+    void SetWebService(IWebService& webService)
+    {
+      webService_ = &webService;
+    }
+
+    virtual ~StoneApplicationContext() {}
+  };
+}