LUMIERA.clone/src/gui/model/tangible.hpp

121 lines
3.4 KiB
C++

/*
TANGIBLE.hpp - a tangible element of the user interface
Copyright (C) Lumiera.org
2015, 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.
*/
/** @file tangible.hpp
** Abstraction: a tangible element of the User Interface.
** Any such element is connected to the UIBus...
**
** @todo as of 1/2015 this is complete WIP-WIP-WIP
**
** @see ////TODO_test usage example
**
*/
#ifndef GUI_MODEL_TANGIBLE_H
#define GUI_MODEL_TANGIBLE_H
#include "lib/error.hpp"
#include "gui/ctrl/bus-term.hpp"
#include "gui/interact/invocation-trail.hpp"
#include "lib/idi/entry-id.hpp"
//#include "lib/symbol.hpp"
//#include "lib/util.hpp"
#include <boost/noncopyable.hpp>
#include <sigc++/trackable.h>
#include <string>
namespace gui {
namespace model {
// using lib::HashVal;
// using util::isnil;
using std::string;
/**
* Interface common to all UI elements of relevance for the Lumiera application.
* Any non-local and tangible interface interaction will at some point pass through
* this foundation element, which forms the joint and attachment to the UI backbone,
* which is the [UI-Bus][ui-bus.hpp]. Any tangible element acquires a distinct identity
* and has to be formed starting from an already existing bus nexus.
*
* @todo write type comment...
*/
class Tangible
: public sigc::trackable
, boost::noncopyable
{
protected:
using GenNode = lib::diff::GenNode;
using Cmd = interact::InvocationTrail;
using Rec = lib::diff::Rec;
using ID = lib::idi::BareEntryID const&;
ctrl::BusTerm uiBus_;
Tangible(ID identity, ctrl::BusTerm& nexus)
: uiBus_(nexus.attach(identity, *this))
{ }
public:
virtual ~Tangible(); ///< this is an interface
operator ID() const { return uiBus_.getID();}
void reset();
void prepareCommand (Cmd const& prototype, Rec&& arguments);
void issueCommand (Cmd const& preparedAction);
void slotExpand();
void slotCollapse();
void slotReveal(ID child);
void markMsg (string m) { this->doMsg(m); }
void markErr (string e) { this->doErr(e); }
void markFlash() { this->doFlash();}
void mark(GenNode const& n) { this->doMark(n);}
protected:
virtual void doReset() =0;
virtual void doExpand (bool yes) =0;
virtual void doReveal (ID child) =0;
virtual void doRevealYourself () =0;
virtual void doMsg (string) =0;
virtual void doErr (string) =0;
virtual void doFlash() =0;
virtual void doMark(GenNode const&) =0;
private:
};
}} // namespace gui::model
#endif /*GUI_MODEL_TANGIBLE_H*/