* \author Jean-Marc Lasgouttes
* \author Angus Leeming
* \author Abdelrazak Younes
+ * \author Guillaume Munch
*
* Full author contact details are available in file CREDITS.
- *
- * TocBackend mainly used in toc.[Ch]
*/
#ifndef TOC_BACKEND_H
#define TOC_BACKEND_H
+#include "DocIterator.h"
+#include "FuncRequest.h"
+#include "OutputEnums.h"
+
+#include "support/shared_ptr.h"
+#include "support/strfwd.h"
+
#include <map>
#include <vector>
+#include <stack>
#include <string>
-#include "ParIterator.h"
-
-#include "support/docstream.h"
-
namespace lyx {
class Buffer;
-class FuncRequest;
+
+
+/* FIXME: toc types are currently identified by strings. It cannot be converted
+ * into an enum because of the user-configurable indexing categories and
+ * the user-definable float types provided by layout files.
+ *
+ * I leave this for documentation purposes for the moment.
+ *
+enum TocType {
+ TABLE_OF_CONTENTS,//"tableofcontents"
+ CHILD,//"child"
+ GRAPHICS,//"graphics"
+ NOTE,//"note"
+ BRANCH,//"branch"
+ CHANGE,//"change"
+ LABEL,//"label"
+ CITATION,//"citation"
+ EQUATION,//"equation"
+ FOOTNOTE,//"footnote"
+ MARGINAL_NOTE,//"marginalnote"
+ INDEX,//"index", "index:<user-str>" (from interface)
+ NOMENCL,//"nomencl"
+ LISTING,//"listings"
+ FLOAT,//"figure", "table", "algorithm", user-defined (from layout?)
+ MATH_MACRO,//"math-macro"
+ EXTERNAL,//"external"
+ SENSELESS,//"senseless"
+ TOC_TYPE_COUNT
+}
+ */
///
/**
*/
class TocItem
{
+ friend class Toc;
friend class TocBackend;
+ friend class TocBuilder;
public:
+ /// Default constructor for STL containers.
+ TocItem() : dit_(0), depth_(0), output_(false) {}
///
- TocItem(ParConstIterator const & par_it = ParConstIterator(),
- int d = -1,
- docstring const & s = docstring(),
- bool child = false
+ TocItem(DocIterator const & dit,
+ int depth,
+ docstring const & s,
+ bool output_active,
+ docstring const & t = docstring(),
+ FuncRequest action = FuncRequest(LFUN_UNKNOWN_ACTION)
);
///
~TocItem() {}
///
- bool const isValid() const;
+ int id() const;
///
- int const id() const;
+ int depth() const { return depth_; }
///
- int const depth() const;
+ docstring const & str() const { return str_; }
///
- docstring const & str() const;
+ void str(docstring const & s) { str_ = s; }
///
+ docstring const & tooltip() const;
+ /// String for display, e.g. it has a mark if output is inactive
docstring const asString() const;
-
- /// the action corresponding to the goTo above
+ ///
+ DocIterator const & dit() const { return dit_; }
+ ///
+ bool isOutput() const { return output_; }
+ ///
+ void setAction(FuncRequest a) { action_ = a; }
+ /// custom action, or the default one (paragraph-goto) if not customised
FuncRequest action() const;
-
+
protected:
/// Current position of item.
- ParConstIterator par_it_;
+ DocIterator dit_;
+private:
/// nesting depth
int depth_;
-
/// Full item string
docstring str_;
-
- /// Set to true if the item comes from a child document.
- bool child_;
+ /// The tooltip string
+ docstring tooltip_;
+ /// Is this item in a note, inactive branch, etc?
+ bool output_;
+ /// Custom action
+ FuncRequest action_;
};
///
-typedef std::vector<TocItem> Toc;
+class Toc : public std::vector<TocItem>
+{
+public:
+ // This is needed to work around a libc++ bug
+ // https://llvm.org/bugs/show_bug.cgi?id=24137
+ Toc() {}
+ typedef std::vector<TocItem>::const_iterator const_iterator;
+ typedef std::vector<TocItem>::iterator iterator;
+ const_iterator item(DocIterator const & dit) const;
+ /// Look for a TocItem given its depth and string.
+ /// \return The first matching item.
+ /// \retval end() if no item was found.
+ iterator item(int depth, docstring const & str);
+};
+
typedef Toc::const_iterator TocIterator;
+
+
+/// Caption-enabled TOC builders
+class TocBuilder
+{
+public:
+ TocBuilder(shared_ptr<Toc> const toc);
+ /// When entering a float
+ void pushItem(DocIterator const & dit, docstring const & s,
+ bool output_active, bool is_captioned = false);
+ /// When encountering a caption
+ void captionItem(DocIterator const & dit, docstring const & s,
+ bool output_active);
+ /// When exiting a float
+ void pop();
+private:
+ TocBuilder(){}
+ ///
+ struct frame {
+ Toc::size_type pos;
+ bool is_captioned;
+ };
+ ///
+ shared_ptr<Toc> const toc_;
+ ///
+ std::stack<frame> stack_;
+};
+
+
/// The ToC list.
/// A class and no typedef because we want to forward declare it.
-class TocList : public std::map<std::string, Toc>
+class TocList : public std::map<std::string, shared_ptr<Toc> >
{
+private:
+ // this can create null pointers
+ using std::map<std::string, shared_ptr<Toc> >::operator[];
+};
+
+
+///
+class TocBuilderStore
+{
+public:
+ TocBuilderStore() {};
+ ///
+ shared_ptr<TocBuilder> get(std::string const & type, shared_ptr<Toc> toc);
+ ///
+ void clear() { map_.clear(); };
+private:
+ typedef std::map<std::string, shared_ptr<TocBuilder> > map_t;
+ map_t map_;
};
{
public:
///
- TocBackend(Buffer const * buffer = NULL): buffer_(buffer) {}
- ///
- ~TocBackend() {}
+ TocBackend(Buffer const * buffer) : buffer_(buffer) {}
///
- void setBuffer(Buffer const * buffer)
- { buffer_ = buffer; }
+ void setBuffer(Buffer const * buffer) { buffer_ = buffer; }
///
- void update();
+ void update(bool output_active, UpdateType utype);
+ /// \return true if the item was updated.
+ bool updateItem(DocIterator const & pit);
///
- void updateItem(ParConstIterator const & pit);
+ TocList const & tocs() const { return tocs_; }
+ /// never null
+ shared_ptr<Toc const> toc(std::string const & type) const;
+ shared_ptr<Toc> toc(std::string const & type);
+ /// nevel null
+ shared_ptr<TocBuilder> builder(std::string const & type);
+ /// Return the first Toc Item before the cursor
+ TocIterator item(
+ std::string const & type, ///< Type of Toc.
+ DocIterator const & dit ///< The cursor location in the document.
+ ) const;
///
- TocList const & tocs() const
- { return tocs_; }
-
+ void writePlaintextTocList(std::string const & type,
+ odocstringstream & os, size_t max_length) const;
///
- Toc const & toc(std::string const & type) const;
- /// Return the first Toc Item before the cursor
- TocIterator const item(std::string const & type, ParConstIterator const &) const;
-
- void writePlaintextTocList(std::string const & type, odocstream & os) const;
+ docstring outlinerName(std::string const & type) const;
private:
- ///
+ ///
TocList tocs_;
///
+ TocBuilderStore builders_;
+ ///
Buffer const * buffer_;
-
}; // TocBackend
-inline
-bool operator==(TocItem const & a, TocItem const & b)
-{
- return a.id() == b.id() && a.str() == b.str() && a.depth() == b.depth();
-}
-
-
-inline
-bool operator!=(TocItem const & a, TocItem const & b)
-{
- return !(a == b);
-}
-
} // namespace lyx