Pipette and "On Preview Widgets" branch. See issue 227

The pipette part is already working quite nice but need to be finished. The widgets part needs more work...

rtgui/editwindow.h

@@ -0,0 +1,58 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  RawTherapee is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  RawTherapee 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _EDITWINDOW_
+#define _EDITWINDOW_
+
+#include <gtkmm.h>
+#include "filepanel.h"
+#include "editorpanel.h"
+#include <set>
+
+class EditWindow : public Gtk::Window {
+
+    private:
+        RTWindow* parent;
+
+        Gtk::Notebook* mainNB;
+        std::set<Glib::ustring> filesEdited;
+        std::map<Glib::ustring, EditorPanel*> epanels;
+
+        bool isFullscreen;
+        void toggleFullscreen ();
+
+    public:
+        // Check if the system has more than one display and option is set
+        static bool isMultiDisplayEnabled();
+
+        // Should only be created once, auto-creates window on correct display
+        static EditWindow* getInstance(RTWindow* p);  
+
+        EditWindow (RTWindow* p);
+
+        void addEditorPanel (EditorPanel* ep,const std::string &name);
+        void remEditorPanel (EditorPanel* ep);
+        bool selectEditorPanel(const std::string &name);
+
+        bool keyPressed (GdkEventKey* event);
+        bool on_delete_event(GdkEventAny* event);
+        bool on_window_state_event(GdkEventWindowState* event);
+        void on_mainNB_switch_page(GtkNotebookPage* page, guint page_num);
+
+        void on_realize ();
+};
+
+#endif