ui-style.hpp

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/*
  UI-STYLE.hpp  -  manage coherent UI styling

  Copyright (C)         Lumiera.org
    2008,               Joel Holdsworth <joel@airwebreathe.org.uk>
    2017,               Hermann Vosseler <Ichthyostega@web.de>

  This program 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 2 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/


#ifndef STAGE_WORKSPACE_UI_STYLE_H
#define STAGE_WORKSPACE_UI_STYLE_H

#include "stage/gtk-base.hpp"
#include "common/advice.hpp"
#include "lib/symbol.hpp"
#include "lib/nocopy.hpp"

#include <cairomm/cairomm.h>
#include <string>


namespace stage {
  
  namespace model      { class Project; }           
  namespace controller { class Controller; }        
  namespace timeline { class TimelineWidget; }

  class UiBus;

namespace workspace {

  using lib::Literal;
  using std::string;
  
  using StyleAdvice = lumiera::advice::Provision<PStyleContext>;

  
  
  
  class UiStyle
    : public Gtk::UIManager
    , util::NonCopyable
    {
      
      string iconSearchPath_;
      string resourceSerachPath_;
      
      StyleAdvice styleAdviceTrackBody_;
      StyleAdvice styleAdviceTrackRuler_;
      
    public:
      
      static Gtk::IconSize GiantIconSize;
      
      static Gtk::IconSize MenuIconSize;
      
      
    public:
      UiStyle();
      
      void setTheme (string const& stylesheetName);
      
      void prepareStyleContext (timeline::TimelineWidget const&);
      
      
      static Cairo::RefPtr<Cairo::SolidPattern>
      readStyleColourProperty (Gtk::Widget &widget, const gchar *property_name,
                               guint16 red, guint16 green, guint16 blue);
      
    private:
      void registerAppIconSizes();
      void registerStockItems();
      
      bool
      addStockIconSet (Glib::RefPtr<Gtk::IconFactory> const& factory
                      ,Literal iconName
                      ,Literal id
                      ,Literal label);
      
      bool
      addStockIcon (Glib::RefPtr<Gtk::IconSet> const& icon_set
                   ,cuString& icon_name
                   ,Gtk::IconSize size
                   ,bool wildcard);
      
      bool
      addThemeIconSource (Glib::RefPtr<Gtk::IconSet> const& icon_set
                         ,cuString& icon_name
                         ,Gtk::IconSize size
                         ,bool wildcard);
      
      bool
      addNonThemeIconSource (Glib::RefPtr<Gtk::IconSet> const& icon_set
                            ,cuString& base_dir
                            ,cuString& icon_name
                            ,Gtk::IconSize size
                            ,bool wildcard);
      
      bool
      addStockIconFromPath (string path
                           ,Glib::RefPtr<Gtk::IconSet> const& icon_set
                           ,Gtk::IconSize size
                           ,bool wildcard);
      
    };
  
  
  
}}// namespace stage::workspace
#endif /*STAGE_WORKSPACE_UI_STYLE_H*/