X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fgraphics%2FPreviewLoader.h;h=272c4d361bd47e133498335d2ffa29f492643266;hb=649755f48180b0466cdf212178dc9bdcc5d18210;hp=70807e613c0157347ce97f11a551513568996327;hpb=21e908b8c49f0b5a7df1eca9b36d2632e0838880;p=lyx.git

diff --git a/src/graphics/PreviewLoader.h b/src/graphics/PreviewLoader.h
index 70807e613c..272c4d361b 100644
--- a/src/graphics/PreviewLoader.h
+++ b/src/graphics/PreviewLoader.h
@@ -18,11 +18,12 @@
 #ifndef PREVIEWLOADER_H
 #define PREVIEWLOADER_H
 
-#include <boost/signal.hpp>
+#include "ColorCode.h"
+#include "support/signals.h"
+
 #include <QObject>
-#include "support/docstring.h"
 
-#include "ColorCode.h"
+#include <memory>
 
 namespace lyx {
 
@@ -39,8 +40,6 @@ public:
 	 *  LaTeX file.
 	 */
 	PreviewLoader(Buffer const & buffer);
-	///
-	~PreviewLoader();
 
 	/** Is there an image already associated with this snippet of LaTeX?
 	 *  If so, returns a pointer to it, else returns 0.
@@ -68,11 +67,6 @@ public:
 	/// Remove this snippet of LaTeX from the PreviewLoader.
 	void remove(std::string const & latex_snippet) const;
 
-	/// Record math macro definitions added to the loader
-	void addMacroDef(docstring const & latex_snippet) const;
-	/// Has a math macro definition already been added to the loader?
-	bool hasMacroDef(docstring const & latex_snippet) const;
-
 	/** We have accumulated several latex snippets with status "InQueue".
 	 *  Initiate their transformation into bitmap images.
 	 */
@@ -82,10 +76,10 @@ public:
 	 *  has been created and is ready for loading through
 	 *  lyx::graphics::PreviewImage::image().
 	 */
-	typedef boost::signal<void(PreviewImage const &)> sig_type;
-	typedef sig_type::slot_type slot_type;
+	typedef signal<void(PreviewImage const &)> sig;
+	typedef sig::slot_type slot;
 	///
-	boost::signals::connection connect(slot_type const &) const;
+	connection connect(slot const &) const;
 
 	/** When PreviewImage has finished loading the image file into memory,
 	 *  it tells the PreviewLoader to tell the outside world
@@ -113,7 +107,7 @@ private:
 	/// Use the Pimpl idiom to hide the internals.
 	class Impl;
 	/// The pointer never changes although *pimpl_'s contents may.
-	Impl * const pimpl_;
+	std::shared_ptr<Impl> const pimpl_;
 };
 
 } // namespace graphics