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http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg38939.html git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@4393 a592a061-630c-0410-9148-cb99ea01b6c8
87 lines
1.9 KiB
C++
87 lines
1.9 KiB
C++
// -*- C++ -*-
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/**
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* \file Tooltips.h
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* Copyright 2002 the LyX Team
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* Read the file COPYING
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*
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* \author Angus Leeming, a.leeming@ic.ac.uk
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*/
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/* Tooltips for xforms. xforms 0.89 supports them directly, but 0.88 needs
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* a bit of jiggery pokery. This class wraps it all up in a neat interface.
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* Based on code originally in Toolbar_pimpl.C that appears to have been
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* written by Matthias Ettrich and Jean-Marc Lasgouttes.
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*/
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#ifndef TOOLTIPS_H
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#define TOOLTIPS_H
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#include "LString.h"
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#include <boost/utility.hpp>
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#include <boost/signals/signal0.hpp>
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#include <boost/signals/trackable.hpp>
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#include "forms_fwd.h" // Can't forward-declare FL_OBJECT
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#include <map>
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#ifdef __GNUG__
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#pragma interface
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#endif
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class Tooltips : boost::noncopyable, public boost::signals::trackable {
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public:
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Tooltips();
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/// Initialise a tooltip for this ob.
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void init(FL_OBJECT * ob, string const & tip);
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/// Are the tooltips on or off?
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static bool enabled() { return enabled_; }
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/// This method is connected to the tooltipsToggled signal.
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void set();
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#if FL_VERSION < 1 && FL_REVISION < 89
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/** Return the tooltip associated with this object.
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* Required by an xforms callback routine.
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*/
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string const get(FL_OBJECT *) const;
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#endif
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private:
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/// Are the tooltips on or off?
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static bool enabled_;
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/** This method is connected to Dialogs::toggleTooltips and toggles
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* the state of enabled_.
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*/
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static void toggleEnabled();
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/** Once enabled_ is changed, then this signal is emitted to update
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* all the tooltips.
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*/
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static boost::signal0<void> toggled;
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/// The tooltips are stored so that they can be turned on and off.
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typedef std::map<FL_OBJECT *, string> TooltipsMap;
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TooltipsMap tooltipsMap;
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#if FL_VERSION < 1 && FL_REVISION < 89
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/** A timer is started once the mouse enters an object, so that the
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* tip appears a short delay afterwards.
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*/
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FL_OBJECT * tooltip_timer_;
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#endif
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};
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#endif // TOOLTIPS_H
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