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445ae0da6f
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@7138 a592a061-630c-0410-9148-cb99ea01b6c8
158 lines
4.3 KiB
C++
158 lines
4.3 KiB
C++
// -*- C++ -*-
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/**
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* \file insetexternal.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Asger Alstrup Nielsen
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*
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* Full author contact details are available in file CREDITS
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*/
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#ifndef INSET_EXTERNAL_H
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#define INSET_EXTERNAL_H
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#include "inset.h"
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#include "ExternalTemplate.h"
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#include "graphics/GraphicsTypes.h"
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#include "LString.h"
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#include <boost/scoped_ptr.hpp>
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#include <boost/signals/trackable.hpp>
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class GraphicInset;
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///
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class InsetExternal : public Inset, public boost::signals::trackable {
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public:
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/// hold parameters settable from the GUI
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struct Params {
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Params();
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/// the filename
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string filename;
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/// the current template used
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ExternalTemplate templ;
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/// how the inset is displayed by LyX
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grfx::DisplayType display;
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/// The scale of the displayed graphic (If shown).
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unsigned int lyxscale;
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};
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InsetExternal();
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///
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InsetExternal(InsetExternal const &);
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///
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virtual ~InsetExternal();
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///
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virtual dispatch_result localDispatch(FuncRequest const & cmd);
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/** Would not be needed if editExternal were dispatched properly from
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* the frontends rather than being invoked directly.
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*/
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virtual void cache(BufferView *) const;
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///
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void metrics(MetricsInfo &, Dimension &) const;
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///
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void draw(PainterInfo & pi, int x, int y) const;
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/// what appears in the minibuffer when opening
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virtual string const editMessage() const;
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///
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virtual EDITABLE editable() const { return IS_EDITABLE; }
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///
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virtual void write(Buffer const *, std::ostream &) const;
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///
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virtual void read(Buffer const *, LyXLex & lex);
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/** returns the number of rows (\n's) of generated tex code.
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fragile == true means, that the inset should take care about
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fragile commands by adding a \protect before.
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If the free_spc (freespacing) variable is set, then this inset
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is in a free-spacing paragraph.
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*/
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virtual int latex(Buffer const *, std::ostream &,
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LatexRunParams const &) const;
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/// write ASCII output to the ostream
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virtual int ascii(Buffer const *, std::ostream &, int linelen) const;
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/// write LinuxDoc output to the ostream
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virtual int linuxdoc(Buffer const *, std::ostream &) const;
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/// write DocBook output to the ostream
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virtual int docbook(Buffer const *, std::ostream &, bool mixcont) const;
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/// Updates needed features for this inset.
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virtual void validate(LaTeXFeatures & features) const;
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/// returns LyX code associated with the inset. Used for TOC, ...)
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virtual Inset::Code lyxCode() const { return EXTERNAL_CODE; }
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///
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virtual Inset * clone() const;
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/// Set the inset parameters.
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virtual void setParams(Params const &, string const & filepath);
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/** update the file represented by the template.
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If \param external_in_tmpdir == true, then the generated file is
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place in the buffer's temporary directory.
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*/
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void updateExternal(string const &, Buffer const *,
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bool external_in_tmpdir) const;
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/// edit file of this template
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void editExternal() const;
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/// return a copy of our current params
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Params const & params() const;
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private:
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/** This method is connected to the graphics loader, so we are
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* informed when the image has been loaded.
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*/
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void statusChanged();
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/** Write the output for a specific file format
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and generate any external data files.
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If \param external_in_tmpdir == true, then the generated file is
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place in the buffer's temporary directory.
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*/
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int write(string const & format, Buffer const *, std::ostream &,
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bool external_in_tmpdir = false) const;
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/// Substitute meta-variables in this string
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string const doSubstitution(Buffer const *, string const & s) const;
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/// the current params
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Params params_;
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/// A temp filename
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mutable string tempname_;
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/// The thing that actually draws the image on LyX's screen.
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boost::scoped_ptr<GraphicInset> const renderer_;
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};
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#include "mailinset.h"
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class InsetExternalMailer : public MailInset {
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public:
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///
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InsetExternalMailer(InsetExternal & inset);
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///
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virtual InsetBase & inset() const { return inset_; }
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///
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virtual string const & name() const { return name_; }
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///
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virtual string const inset2string() const;
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///
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static void string2params(string const &, InsetExternal::Params &);
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///
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static string const params2string(InsetExternal::Params const &);
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private:
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///
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static string const name_;
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///
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InsetExternal & inset_;
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};
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#endif
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