Fix bug #12795

[lyx.git] / src / insets / InsetPreview.h

diff --git a/src/insets/InsetPreview.h b/src/insets/InsetPreview.h
index 439740a4f734bf3fe5ccc08ba45cddf78e9322d4..db2a2af96b1a1bd02b2e7ca5144137f6986113fc 100644 (file)
--- a/src/insets/InsetPreview.h
+++ b/src/insets/InsetPreview.h
@@ -14,12 +14,13 @@
 
 #include "InsetText.h"
 
-#include "Dimension.h"
+#include "support/unique_ptr.h"
 
-#include <boost/scoped_ptr.hpp>
 
 namespace lyx {
 
+class Dimension;
+class MacroNameSet;
 class RenderPreview;
 
 namespace graphics {
@@ -28,49 +29,53 @@ namespace graphics {
 
 /// An inset with an instant preview
 class InsetPreview : public InsetText {
-       
+
 public:
        ///
-       InsetPreview(Buffer *);
+       explicit InsetPreview(Buffer *);
        ///
        ~InsetPreview();
        ///
        InsetPreview(InsetPreview const & other);
+       ///
+       InsetPreview & operator=(InsetPreview const & other);
 
        /// \name Methods inherited from Inset class
        //@{
-       Inset * clone() const { return new InsetPreview(*this); }
+       Inset * clone() const override { return new InsetPreview(*this); }
+
+       bool neverIndent() const override { return true; }
 
-       bool neverIndent() const { return true; }
-       
-       InsetCode lyxCode() const { return PREVIEW_CODE; }
-       
-       docstring name() const { return from_ascii("Preview"); }
-       
-       bool descendable(BufferView const & /*bv*/) const { return true; }
+       InsetCode lyxCode() const override { return PREVIEW_CODE; }
 
-       docstring contextMenuName() const
-               { return from_ascii("context-preview"); }
+       docstring layoutName() const override { return from_ascii("Preview"); }
 
-       void metrics(MetricsInfo & mi, Dimension & dim) const;
+       bool descendable(BufferView const & /*bv*/) const override { return true; }
 
-       Inset * editXY(Cursor & cur, int x, int y);
+       std::string contextMenuName() const override
+               { return "context-preview"; }
 
-       void draw(PainterInfo & pi, int x, int y) const;
+       void metrics(MetricsInfo & mi, Dimension & dim) const override;
+
+       Inset * editXY(Cursor & cur, int x, int y) override;
+
+       void draw(PainterInfo & pi, int x, int y) const override;
 
        void addPreview(DocIterator const & inset_pos,
-               graphics::PreviewLoader & ploader) const;
+               graphics::PreviewLoader & ploader) const override;
+
+       bool notifyCursorLeaves(Cursor const & old, Cursor & cur) override;
 
-       bool notifyCursorLeaves(Cursor const & old, Cursor & cur);
+       void write(std::ostream & os) const override;
 
-       void write(std::ostream & os) const;
+       void edit(Cursor & cur, bool front, EntryDirection entry_from) override;
 
-       void edit(Cursor & cur, bool front, EntryDirection entry_from);
+       bool canPaintChange(BufferView const &) const override { return true; }
        //@}
-       
+
 protected:
        /// Retrieves the preview state. Returns true if preview
-       /// is enabled and the preview image is availabled.
+       /// is enabled and the preview image is available.
        bool previewState(BufferView * bv) const;
        /// Recreates the preview if preview is enabled.
        void reloadPreview(DocIterator const & pos) const;
@@ -78,16 +83,17 @@ protected:
        void preparePreview(DocIterator const & pos) const;
 
        ///
-       boost::scoped_ptr<RenderPreview> preview_;
-       ///
-       mutable bool use_preview_;
+       unique_ptr<RenderPreview> preview_;
 
-private:
-       ///
-       mutable Dimension dim_;
 };
 
 
+/// gathers the list of macro definitions used in the given inset
+MacroNameSet gatherMacroDefinitions(const Buffer* buffer, const Inset * inset);
+/// returns the LaTeX snippet to compute the preview of the given inset
+docstring insetToLaTeXSnippet(const Buffer* buffer, const Inset * inset);
+
+
 } // namespace lyx