4 * This file is part of LyX, the document processor.
5 * Licence details can be found in the file COPYING.
7 * \author Lars Gullik Bjønnes
9 * Full author contact details are available in file CREDITS.
15 #include "errorlist.h"
16 #include "InsetList.h"
18 #include "dociterator.h"
19 #include "ParagraphList_fwd.h"
21 #include "support/filename.h"
22 #include "support/limited_stack.h"
23 #include "support/types.h"
24 #include "support/docstring.h"
25 #include "support/docstream.h"
27 #include <boost/scoped_ptr.hpp>
28 #include <boost/signal.hpp>
53 class ParConstIterator;
59 class StableDocIterator;
62 /** The buffer object.
63 * This is the buffer object. It contains all the informations about
64 * a document loaded into LyX.
65 * The buffer object owns the LyXText (wrapped in an InsetText), which
66 * contains the individual paragraphs of the document.
69 * I am not sure if the class is complete or
70 * minimal, probably not.
71 * \author Lars Gullik Bjønnes
75 /// What type of log will \c getLogName() return?
77 latexlog, ///< LaTeX log
78 buildlog ///< Literate build log
83 \param b optional \c false by default
85 explicit Buffer(std::string const & file, bool b = false);
90 /** High-level interface to buffer functionality.
91 This function parses a command string and executes it
93 bool dispatch(std::string const & command, bool * result = 0);
95 /// Maybe we know the function already by number...
96 bool dispatch(FuncRequest const & func, bool * result = 0);
98 /// Load the autosaved file.
99 void loadAutoSaveFile();
102 bool readFile(support::FileName const & filename);
104 /// read the header, returns number of unknown tokens
105 int readHeader(LyXLex & lex);
107 /** Reads a file without header.
108 \param par if != 0 insert the file.
109 \return \c false if file is not completely read.
111 bool readDocument(LyXLex &);
114 void insertStringAsLines(ParagraphList & plist,
115 pit_type &, pos_type &,
116 LyXFont const &, docstring const &, bool);
118 ParIterator getParFromID(int id) const;
119 /// do we have a paragraph with this id?
120 bool hasParWithID(int id) const;
122 /// This signal is emitted when the buffer is changed.
123 boost::signal<void()> changed;
124 /// This signal is emitted when some parsing error shows up.
125 boost::signal<void(std::string)> errors;
126 /// This signal is emitted when some message shows up.
127 boost::signal<void(docstring)> message;
128 /// This signal is emitted when the buffer busy status change.
129 boost::signal<void(bool)> busy;
130 /// This signal is emitted when the buffer readonly status change.
131 boost::signal<void(bool)> readonly;
132 /// Update window titles of all users.
133 boost::signal<void()> updateTitles;
134 /// Reset autosave timers for all users.
135 boost::signal<void()> resetAutosaveTimers;
136 /// This signal is emitting if the buffer is being closed.
137 boost::signal<void()> closing;
141 Takes care of auto-save files and backup file if requested.
142 Returns \c true if the save is successful, \c false otherwise.
146 /// Write file. Returns \c false if unsuccesful.
147 bool writeFile(support::FileName const &) const;
149 /// Just a wrapper for writeLaTeXSource, first creating the ofstream.
150 bool makeLaTeXFile(support::FileName const & filename,
151 std::string const & original_path,
152 OutputParams const &,
153 bool output_preamble = true,
154 bool output_body = true);
155 /** Export the buffer to LaTeX.
156 If \p os is a file stream, and params().inputenc is "auto" or
157 "default", and the buffer contains text in different languages
158 with more than one encoding, then this method will change the
159 encoding associated to \p os. Therefore you must not call this
160 method with a string stream if the output is supposed to go to a
163 ofs.open("test.tex");
164 writeLaTeXSource(ofs, ...);
166 \endcode is NOT equivalent to \code
167 odocstringstream oss;
168 writeLaTeXSource(oss, ...);
170 ofs.open("test.tex");
175 void writeLaTeXSource(odocstream & os,
176 std::string const & original_path,
177 OutputParams const &,
178 bool output_preamble = true,
179 bool output_body = true);
181 void makeDocBookFile(support::FileName const & filename,
182 OutputParams const & runparams_in,
183 bool only_body = false);
185 void writeDocBookSource(odocstream & os, std::string const & filename,
186 OutputParams const & runparams_in,
187 bool only_body = false);
188 /// returns the main language for the buffer (document)
189 Language const * getLanguage() const;
190 /// get l10n translated to the buffers language
191 docstring const B_(std::string const & l10n) const;
192 /// translate \p label to the buffer language if possible
193 docstring const translateLabel(docstring const & label) const;
197 /// return true if the main lyx file does not need saving
198 bool isClean() const;
200 bool isBakClean() const;
202 bool isDepClean(std::string const & name) const;
204 /// mark the main lyx file as not needing saving
205 void markClean() const;
211 void markDepClean(std::string const & name);
214 void setUnnamed(bool flag = true);
217 bool isUnnamed() const;
219 /// Mark this buffer as dirty.
222 /// Returns the buffer's filename. It is always an absolute path.
223 std::string const fileName() const;
225 /// Returns the the path where the buffer lives.
226 /// It is always an absolute path.
227 std::string const & filePath() const;
229 /** A transformed version of the file name, adequate for LaTeX.
230 \param no_path optional if \c true then the path is stripped.
232 std::string const getLatexName(bool no_path = true) const;
234 /// Get thee name and type of the log.
235 std::pair<LogType, std::string> const getLogName() const;
237 /// Change name of buffer. Updates "read-only" flag.
238 void setFileName(std::string const & newfile);
240 /// Name of the document's parent
241 void setParentName(std::string const &);
243 /** Get the document's master (or \c this if this is not a
246 Buffer const * getMasterBuffer() const;
247 /** Get the document's master (or \c this if this is not a
250 Buffer * getMasterBuffer();
252 /// Is buffer read-only?
253 bool isReadonly() const;
255 /// Set buffer read-only flag
256 void setReadonly(bool flag = true);
258 /// returns \c true if the buffer contains a LaTeX document
259 bool isLatex() const;
260 /// returns \c true if the buffer contains a DocBook document
261 bool isDocBook() const;
262 /// returns \c true if the buffer contains a Wed document
263 bool isLiterate() const;
265 /** Validate a buffer for LaTeX.
266 This validates the buffer, and returns a struct for use by
267 #makeLaTeX# and others. Its main use is to figure out what
268 commands and packages need to be included in the LaTeX file.
269 It (should) also check that the needed constructs are there
270 (i.e. that the \refs points to coresponding \labels). It
271 should perhaps inset "error" insets to help the user correct
274 void validate(LaTeXFeatures &) const;
276 /// return all bibkeys from buffer and its childs
277 void fillWithBibKeys(std::vector<std::pair<std::string, docstring> > & keys) const;
278 /// Update the cache with all bibfiles in use (including bibfiles
279 /// of loaded child documents).
280 void updateBibfilesCache();
281 /// Return the cache with all bibfiles in use (including bibfiles
282 /// of loaded child documents).
283 std::vector<support::FileName> const & getBibfilesCache() const;
285 void getLabelList(std::vector<docstring> &) const;
288 void changeLanguage(Language const * from, Language const * to);
291 void updateDocLang(Language const * nlang);
294 bool isMultiLingual() const;
296 /// Does this mean that this is buffer local?
297 limited_stack<Undo> & undostack();
298 limited_stack<Undo> const & undostack() const;
300 /// Does this mean that this is buffer local?
301 limited_stack<Undo> & redostack();
302 limited_stack<Undo> const & redostack() const;
305 BufferParams & params();
306 BufferParams const & params() const;
308 /** The list of paragraphs.
309 This is a linked list of paragraph, this list holds the
310 whole contents of the document.
312 ParagraphList & paragraphs();
313 ParagraphList const & paragraphs() const;
315 /// LyX version control object.
317 LyXVC const & lyxvc() const;
319 /// Where to put temporary files.
320 std::string const & temppath() const;
322 /// Used when typesetting to place errorboxes.
324 TexRow const & texrow() const;
327 ParIterator par_iterator_begin();
329 ParConstIterator par_iterator_begin() const;
331 ParIterator par_iterator_end();
333 ParConstIterator par_iterator_end() const;
335 /** \returns true only when the file is fully loaded.
336 * Used to prevent the premature generation of previews
337 * and by the citation inset.
339 bool fully_loaded() const;
340 /// Set by buffer_funcs' newFile.
341 void fully_loaded(bool);
343 /// Our main text (inside the top InsetText)
344 LyXText & text() const;
346 /// Our top InsetText!
347 InsetBase & inset() const;
355 bool hasMacro(docstring const & name) const;
357 MacroData const & getMacro(docstring const & name) const;
359 void insertMacro(docstring const & name, MacroData const & data);
362 void saveCursor(StableDocIterator cursor, StableDocIterator anchor);
364 StableDocIterator getCursor() const { return cursor_; }
366 StableDocIterator getAnchor() const { return anchor_; }
368 void changeRefsIfUnique(docstring const & from, docstring const & to,
369 InsetBase::Code code);
370 /// get source code (latex/docbook) for some paragraphs, or all paragraphs
371 /// including preamble
372 void getSourceCode(odocstream & os, pit_type par_begin, pit_type par_end, bool full_source);
374 /// errorLists_ accessors.
376 ErrorList const & errorList(std::string const & type) const;
377 ErrorList & errorList(std::string const & type);
381 TocBackend & tocBackend();
382 TocBackend const & tocBackend() const;
386 /** Inserts a file into a document
387 \return \c false if method fails.
389 bool readFile(LyXLex &, support::FileName const & filename);
391 bool do_writeFile(std::ostream & ofs) const;
393 /// Use the Pimpl idiom to hide the internals.
395 /// The pointer never changes although *pimpl_'s contents may.
396 boost::scoped_ptr<Impl> const pimpl_;
398 /// Save the cursor Position on Buffer switch
399 /// this would not be needed if every Buffer would have
400 /// it's BufferView, this should be FIXED in future.
401 StableDocIterator cursor_;
402 StableDocIterator anchor_;
403 /// A cache for the bibfiles (including bibfiles of loaded child
404 /// documents), needed for appropriate update of natbib labels.
405 mutable std::vector<support::FileName> bibfilesCache_;
407 /// Container for all sort of Buffer dependant errors.
408 std::map<std::string, ErrorList> errorLists_;