#include "support/docstring.h"
#include "support/FileMonitor.h"
#include "support/FileName.h"
+#include "support/signals.h"
-#include <boost/signals2.hpp>
-#include <boost/signals2/trackable.hpp>
-#include <boost/signals2/connection.hpp>
namespace lyx {
} // namespace graphics
-class RenderPreview : public RenderBase, public boost::signals2::trackable {
+class RenderPreview : public RenderBase {
public:
/// Return true if preview is enabled in text (from LyXRC::preview)
static bool previewText();
/// Return true if preview is enabled in mathed (from LyXRC::preview)
static bool previewMath();
- RenderPreview(Inset const *);
+ explicit RenderPreview(Inset const *);
RenderPreview(RenderPreview const &, Inset const *);
- ~RenderPreview();
RenderBase * clone(Inset const *) const;
/// Compute the size of the object, returned in dim
/** Store the connection to the preview loader so that we connect
* only once.
*/
- boost::signals2::connection ploader_connection_;
+ signals2::scoped_connection ploader_connection_;
/// Inform the core that the inset has changed.
Inset const * parent_;
class RenderMonitoredPreview : public RenderPreview {
public:
- RenderMonitoredPreview(Inset const *);
+ explicit RenderMonitoredPreview(Inset const *);
///
void draw(PainterInfo & pi, int x, int y) const;
///
void stopMonitoring() const;
/// Connect and you'll be informed when the file changes.
- typedef boost::signals2::signal<void()> ChangedSig;
- boost::signals2::connection connect(ChangedSig::slot_type const &);
+ /// Do not forget to track objects used by the slot.
+ typedef signals2::signal<void()> sig;
+ typedef sig::slot_type slot;
+ signals2::connection connect(slot const & slot);
/// equivalent to dynamic_cast
virtual RenderMonitoredPreview * asMonitoredPreview() { return this; }
private:
/// This signal is emitted if the file is modified
- ChangedSig changed_;
+ sig changed_;
///
mutable support::ActiveFileMonitorPtr monitor_;
///