#include "support/FileName.h"
#include "support/unique_ptr.h"
-#include <boost/signals/trackable.hpp>
-
namespace lyx {
class RenderBase;
///
-class InsetExternal : public Inset, public boost::signals::trackable
+class InsetExternal : public Inset
{
// Disable assignment operator, since it is not used, and it is too
// complicated to implement it consistently with the copy constructor
///
void setParams(InsetExternalParams const &);
/// Update not loaded previews
- void updatePreview();
+ void updatePreview() const;
/// \returns the number of rows (\n's) of generated code.
void latex(otexstream &, OutputParams const &) const;
///
bool clickable(BufferView const &, int, int) const { return true; }
///
void addToToc(DocIterator const & di, bool output_active,
- UpdateType utype) const;
+ UpdateType utype, TocBackend & backend) const;
private:
///
InsetExternal(InsetExternal const &);
* and the preview should be regenerated.
*/
void fileChanged() const;
+ /// Is this inset using (instant or graphics) preview?
+ bool isPreviewed() const;
+ /// Do we have the right renderer (button, graphic or monitored preview)?
+ bool isRendererValid() const;
/// The current params
InsetExternalParams params_;
/// The thing that actually draws the image on LyX's screen.
- unique_ptr<RenderBase> renderer_;
+ mutable unique_ptr<RenderBase> renderer_;
/// changes color of the button when mouse enters/leaves this inset
mutable std::map<BufferView const *, bool> mouse_hover_;
};