lyx_mirror/src/frontends/controllers/ViewBase.h
Lars Gullik Bjønnes f7ba7c8e9f ws cleanup
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3806 a592a061-630c-0410-9148-cb99ea01b6c8
2002-03-21 21:21:28 +00:00

81 lines
1.9 KiB
C++

// -*- C++ -*-
/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 2001 The LyX Team.
*
* ======================================================
*
* Author: Angus Leeming <a.leeming@ic.ac.uk>
*/
#ifndef VIEWBASE_H
#define VIEWBASE_H
#include <boost/utility.hpp>
#include "ControlButtons.h"
class ViewBase {
public:
///
ViewBase(ControlButtons & c) : controller_(c) {}
///
virtual ~ViewBase() {}
/// Apply changes to LyX data from dialog.
virtual void apply() = 0;
/// Hide the dialog.
virtual void hide() = 0;
/// Redraw the dialog (e.g. if the colors have been remapped).
virtual void redraw() {}
/// Create the dialog if necessary, update it and display it.
virtual void show() = 0;
/// Update dialog before/whilst showing it.
virtual void update() = 0;
/// build the dialog
virtual void build() = 0;
/** These shortcuts allow (e.g. xform's) global callback functions
access to the buttons without making the whole controller_ public.
*/
///
void ApplyButton() { controller_.ApplyButton(); }
///
void OKButton() { controller_.OKButton(); }
///
void CancelButton() { controller_.CancelButton(); }
///
void RestoreButton() { controller_.RestoreButton(); }
/** Defaults to nothing. Can be used by the Controller, however, to
indicate to the View that something has changed and that the
dialog therefore needs updating. */
virtual void partialUpdate(int) {}
protected:
/// The view is, after all, controlled!
ControlButtons & controller_;
};
/** A generic class to cast the ButtonController controller_.bc_ to it's
daughter class. */
template <class GUIbc>
class ViewBC : public ViewBase {
public:
///
ViewBC(ControlButtons & c) : ViewBase(c) {}
protected:
///
GUIbc & bc() const
{
return static_cast<GUIbc &>(controller_.bc());
// return dynamic_cast<GUIbc &>(controller_.bc());
}
};
#endif // VIEWBASE_H