#include <string>
#include <utility>
-#include <sigc++/signal.h>
-
-#include <ardour/types.h>
-
-using std::string;
+#include "pbd/signals.h"
+#include "ardour/libardour_visibility.h"
+#include "ardour/types.h"
class XMLTree;
namespace ARDOUR {
class Session;
+class ImportStatus;
/// Virtual interface class for element importers
-class ElementImporter
+class LIBARDOUR_API ElementImporter
{
public:
ElementImporter (XMLTree const & source, ARDOUR::Session & session);
- virtual ~ElementImporter () {};
-
+ virtual ~ElementImporter ();
+
/** Returns the element name
* @return the name of the element
*/
- virtual string get_name () const { return name; };
-
+ virtual std::string get_name () const { return name; };
+
/** Gets a textual representation of the element
* @return a textual representation on this specific element
*/
- virtual string get_info () const = 0;
-
+ virtual std::string get_info () const = 0;
+
+ /** Gets import status, if applicable. */
+ virtual ImportStatus * get_import_status () { return 0; }
+
/** Prepares to move element
- * Should take care of all tasks that need to be done
- * before moving the element. This includes prompting
- * the user for more information if necessary.
- *
- * If the element can be moved, queued should be set to true.
*
* @return whther or not the element could be prepared for moving
*/
- virtual bool prepare_move () = 0;
-
+ bool prepare_move ();
+
/** Cancels moving of element
* If the element has been set to be moved, this cancels the move.
- * queued should be set to false.
*/
- virtual void cancel_move () = 0;
-
- /** Moves the element to the taget session
- * In addition to actually adding the element to the session
- * changing ids, renaming files etc. should be taken care of.
- */
- virtual void move () = 0;
-
+ void cancel_move ();
+
+ /// Moves the element to the taget session
+ void move ();
+
/// Check if element is broken. Cannot be moved if broken.
bool broken () { return _broken; }
-
+
/// Signal that requests for anew name
- static sigc::signal <std::pair<bool, string>, string, string> Rename;
-
+ static PBD::Signal2<std::pair<bool, std::string>,std::string, std::string> Rename;
+
/// Signal for ok/cancel prompting
- static sigc::signal <bool, string> Prompt;
-
+ static PBD::Signal1<bool,std::string> Prompt;
+
protected:
+
+ /** Moves the element to the taget session
+ * In addition to actually adding the element to the session
+ * changing ids, renaming files etc. should be taken care of.
+ */
+ virtual void _move () = 0;
+
+ /** Should take care of all tasks that need to be done
+ * before moving the element. This includes prompting
+ * the user for more information if necessary.
+ *
+ * @return whether or not the element can be moved
+ */
+ virtual bool _prepare_move () = 0;
+
+ /// Cancel move
+ virtual void _cancel_move () = 0;
+
/// Source XML-tree
XMLTree const & source;
-
+
/// Target session
ARDOUR::Session & session;
-
+
/// Ture if the element has been prepared and queued for importing
- bool queued;
-
+ bool queued () { return _queued; }
+
/// Name of element
- string name;
-
+ std::string name;
+
/// The sample rate of the session from which we are importing
- nframes_t sample_rate;
-
- /// Converts smpte time to a string
- string smpte_to_string(SMPTE::Time & time) const;
-
+ framecnt_t sample_rate;
+
+ /// Converts timecode time to a string
+ std::string timecode_to_string (Timecode::Time & time) const;
+
/// Converts samples so that times match the sessions sample rate
- nframes_t rate_convert_samples (nframes_t samples) const;
-
+ framecnt_t rate_convert_samples (framecnt_t samples) const;
+
/// Converts samples so that times match the sessions sample rate (for straight use in XML)
- string rate_convert_samples (string const & samples) const;
-
+ std::string rate_convert_samples (std::string const & samples) const;
+
/// Set element broken
void set_broken () { _broken = true; }
-
+
private:
+ bool _queued;
bool _broken;
};