Add a Buffer::fully_loaded member function, returning true only when

[lyx.git] / src / buffer.C

diff --git a/src/buffer.C b/src/buffer.C
index 3d3fb2c897d82ef602725b993ab4be1232d7d933..5fa662477800cf598057e9cc4304f2b75faef88e 100644 (file)
--- a/src/buffer.C
+++ b/src/buffer.C
@@ -123,6 +123,7 @@ using std::ofstream;
 using std::pair;
 using std::stack;
 using std::vector;
+using std::string;
 
 
 // all these externs should eventually be removed.
@@ -185,13 +186,19 @@ struct Buffer::Impl
        string filepath;
 
        boost::scoped_ptr<Messages> messages;
+
+       /** set to true only when the file is fully loaded.
+        *  Used to prevent the premature generation of previews
+        *  and by the citation inset.
+        */
+       bool file_fully_loaded;
 };
 
 
 Buffer::Impl::Impl(Buffer & parent, string const & file, bool readonly_)
        : nicefile(true),
          lyx_clean(true), bak_clean(true), unnamed(false), read_only(readonly_),
-         filename(file), filepath(OnlyPath(file))
+         filename(file), filepath(OnlyPath(file)), file_fully_loaded(false)
 {
        lyxvc.buffer(&parent);
        if (readonly_ || lyxrc.use_tempdir)
@@ -480,7 +487,7 @@ bool Buffer::readBody(LyXLex & lex, ParagraphList::iterator pit)
 
 int Buffer::readParagraph(LyXLex & lex, string const & token,
                          ParagraphList & pars, ParagraphList::iterator & pit,
-                         Paragraph::depth_type & depth)
+                         lyx::depth_type & depth)
 {
        static Change current_change;
        int unknown = 0;
@@ -605,6 +612,12 @@ bool Buffer::readFile(string const & filename, ParagraphList::iterator pit)
 }
 
 
+bool Buffer::fully_loaded() const
+{
+       return pimpl_->file_fully_loaded;
+}
+
+
 bool Buffer::readFile(LyXLex & lex, string const & filename,
                      ParagraphList::iterator pit)
 {
@@ -696,6 +709,7 @@ bool Buffer::readFile(LyXLex & lex, string const & filename,
                                       " that it is probably corrupted."),
                                       filename));
        }
+       pimpl_->file_fully_loaded = true;
        return true;
 }
 
@@ -1482,7 +1496,7 @@ void reset(PAR_TAG & p1, PAR_TAG const & p2)
 // Handle internal paragraph parsing -- layout already processed.
 void Buffer::simpleLinuxDocOnePar(ostream & os,
        ParagraphList::iterator par,
-       Paragraph::depth_type /*depth*/) const
+       lyx::depth_type /*depth*/) const
 {
        LyXLayout_ptr const & style = par->layout();
 
@@ -1952,7 +1966,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
 
 void Buffer::simpleDocBookOnePar(ostream & os,
                                 ParagraphList::iterator par, int & desc_on,
-                                Paragraph::depth_type depth) const
+                                lyx::depth_type depth) const
 {
        bool emph_flag = false;