system_images_base.h

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#pragma once
#include "../drawing_export.h"
#include "bitmap.h"
#include "size.h"
#include <xtd/static>
#include <map>

namespace xtd {
  namespace drawing {
    class system_icons;
    
    class drawing_export_ system_images_base static_ {
    protected:
      
      static xtd::drawing::size default_size() noexcept;

      static std::vector<xtd::ustring> contexts() noexcept;
      static std::map<xtd::ustring, std::vector<xtd::ustring>> context_names() noexcept;
      static std::vector<xtd::ustring> names() noexcept;
      static std::vector<xtd::ustring> names(const xtd::ustring& context) noexcept;
      static std::vector<xtd::drawing::size> sizes() noexcept;
      
      
      static xtd::drawing::image from_name(const xtd::ustring& name);
      static xtd::drawing::image from_name(const xtd::ustring& name, const xtd::drawing::size& size);
      static xtd::drawing::image from_name(const xtd::ustring& theme, const xtd::ustring& name);
      static xtd::drawing::image from_name(const xtd::ustring& theme, const xtd::ustring& name, const xtd::drawing::size& size);
      
    private:
      // This method is only needed to disable the native::system::image::form_name function during unit testing.
      static bool native_system_images_from_name_enabled() noexcept {return __XTD_CURRENT_TARGET_ID__ != __XTD_TARGET_ID_TEST_APPLICATION__;}
      friend class system_icons;
      static xtd::ustring default_theme() noexcept;
      static xtd::ustring fallback_theme() noexcept;
      static std::vector<xtd::ustring> themes() noexcept;
    };
  }
}