clean code to export between different flavours, output different code for sgml to...

[lyx.git] / src / graphics / Previews.h

diff --git a/src/graphics/Previews.h b/src/graphics/Previews.h
index 5ba3cc33faec62a5f27b22a27f51ecc4986c65af..db666d11bef8322f35304bea04e98b6892d396c8 100644 (file)
--- a/src/graphics/Previews.h
+++ b/src/graphics/Previews.h
@@ -6,7 +6,7 @@
  *
  * \author Angus Leeming
  *
- * Full author contact details are available in file CREDITS
+ * Full author contact details are available in file CREDITS.
  *
  * lyx::graphics::Previews is a singleton class that stores the
  * lyx::graphics::PreviewLoader for each buffer requiring one.
@@ -15,11 +15,11 @@
 #ifndef PREVIEWS_H
 #define PREVIEWS_H
 
-#include "LString.h"
 #include <boost/utility.hpp>
 #include <boost/scoped_ptr.hpp>
 
 class Buffer;
+class LyXRC_PreviewStatus;
 
 namespace lyx {
 namespace graphics {
@@ -29,27 +29,22 @@ class PreviewLoader;
 class Previews : boost::noncopyable {
 public:
        /// a wrapper for lyxrc.preview
-       static bool activated();
+       static LyXRC_PreviewStatus status();
 
        /// This is a singleton class. Get the instance.
        static Previews & get();
 
        /** Returns the PreviewLoader for this buffer.
         *  Used by individual insets to update their own preview.
-        *  We assert that (buffer != 0) but do not pass a Buffer &
-        *  so that insets do not need to #include buffer.h
         */
-       PreviewLoader & loader(Buffer const * buffer) const;
+       PreviewLoader & loader(Buffer const & buffer) const;
 
-       /** Called from the Buffer d-tor.
-        *  If (buffer == 0), does nothing.
-        */
-       void removeLoader(Buffer const * buffer) const;
+       /// Called from the Buffer d-tor.
+       void removeLoader(Buffer const & buffer) const;
 
        /** For a particular buffer, initiate the generation of previews
-        *  for each and every snippetof LaTeX that's of interest with
+        *  for each and every snippet of LaTeX that's of interest with
         *  a single forked process.
-        *  If (buffer == 0), does nothing.
         */
        void generateBufferPreviews(Buffer const & buffer) const;
 
@@ -58,7 +53,6 @@ private:
         *  are instantiated.
         */
        Previews();
-       ///
        ~Previews();
 
        /// Use the Pimpl idiom to hide the internals.