IsRangeMarker = 0x20,
IsSessionRange = 0x40,
IsSkip = 0x80,
+ IsSkipping = 0x100, /* skipping is active (or not) */
};
Location (Session &);
Location (Session &, const XMLNode&);
Location* operator= (const Location& other);
- bool operator==(const Location& other);
+ bool operator==(const Location& other);
bool locked() const { return _locked; }
void lock ();
int move_to (framepos_t pos);
const std::string& name() const { return _name; }
- void set_name (const std::string &str) { _name = str; name_changed(this); }
+ void set_name (const std::string &str);
void set_auto_punch (bool yn, void *src);
void set_auto_loop (bool yn, void *src);
void set_hidden (bool yn, void *src);
void set_cd (bool yn, void *src);
void set_is_range_marker (bool yn, void* src);
+ void set_skip (bool yn);
+ void set_skipping (bool yn);
bool is_auto_punch () const { return _flags & IsAutoPunch; }
bool is_auto_loop () const { return _flags & IsAutoLoop; }
bool is_session_range () const { return _flags & IsSessionRange; }
bool is_range_marker() const { return _flags & IsRangeMarker; }
bool is_skip() const { return _flags & IsSkip; }
+ bool is_skipping() const { return (_flags & IsSkip) && (_flags & IsSkipping); }
bool matches (Flags f) const { return _flags & f; }
Flags flags () const { return _flags; }
boost::shared_ptr<SceneChange> scene_change() const { return _scene_change; }
void set_scene_change (boost::shared_ptr<SceneChange>);
- /* these are static signals for objects that want to listen to all
- locations at once.
- */
+ /* these are static signals for objects that want to listen to all
+ locations at once.
+ */
static PBD::Signal1<void,Location*> name_changed;
static PBD::Signal1<void,Location*> end_changed;
static PBD::Signal1<void,Location*> start_changed;
static PBD::Signal1<void,Location*> flags_changed;
- static PBD::Signal1<void,Location*> lock_changed;
+ static PBD::Signal1<void,Location*> lock_changed;
static PBD::Signal1<void,Location*> position_lock_style_changed;
/* this is sent only when both start and end change at the same time */
static PBD::Signal1<void,Location*> changed;
- /* these are member signals for objects that care only about
- changes to this object
- */
+ /* these are member signals for objects that care only about
+ changes to this object
+ */
+ PBD::Signal0<void> Changed;
+
PBD::Signal0<void> NameChanged;
PBD::Signal0<void> EndChanged;
PBD::Signal0<void> StartChanged;
- PBD::Signal0<void> Changed;
PBD::Signal0<void> FlagsChanged;
PBD::Signal0<void> LockChanged;
PBD::Signal0<void> PositionLockStyleChanged;
void set_position_lock_style (PositionLockStyle ps);
void recompute_frames_from_bbt ();
- static PBD::Signal0<void> scene_changed;
-
+ static PBD::Signal0<void> scene_changed; /* for use by backend scene change management, class level */
+ PBD::Signal0<void> SceneChangeChanged; /* for use by objects interested in this object */
+
private:
std::string _name;
framepos_t _start;
bool _locked;
PositionLockStyle _position_lock_style;
boost::shared_ptr<SceneChange> _scene_change;
-
+
void set_mark (bool yn);
bool set_flag_internal (bool yn, Flags flag);
void recompute_bbt_from_frames ();
Location* mark_at (framepos_t, framecnt_t slop = 0) const;
- framepos_t first_mark_before (framepos_t, bool include_special_ranges = false);
+ framepos_t first_mark_before (framepos_t, bool include_special_ranges = false);
framepos_t first_mark_after (framepos_t, bool include_special_ranges = false);
void marks_either_side (framepos_t const, framepos_t &, framepos_t &) const;
void find_all_between (framepos_t start, framepos_t, LocationList&, Location::Flags);
+
+ PBD::Signal1<void,Location*> current_changed;
- enum Change {
- ADDITION, ///< a location was added, but nothing else changed
- REMOVAL, ///< a location was removed, but nothing else changed
- OTHER ///< something more complicated happened
- };
+ /* Objects that care about individual addition and removal of Locations should connect to added/removed.
+ If an object additionally cares about potential mass clearance of Locations, they should connect to changed.
+ */
- PBD::Signal1<void,Location*> current_changed;
- /** something changed about the location list; the parameter gives some idea as to what */
- PBD::Signal1<void,Change> changed;
- /** a location has been added to the end of the list */
PBD::Signal1<void,Location*> added;
PBD::Signal1<void,Location*> removed;
- PBD::Signal1<void,const PBD::PropertyChange&> StateChanged;
-
- template<class T> void apply (T& obj, void (T::*method)(LocationList&)) {
- Glib::Threads::Mutex::Lock lm (lock);
- (obj.*method)(locations);
- }
-
- template<class T1, class T2> void apply (T1& obj, void (T1::*method)(LocationList&, T2& arg), T2& arg) {
- Glib::Threads::Mutex::Lock lm (lock);
- (obj.*method)(locations, arg);
+ PBD::Signal0<void> changed; /* emitted when any action that could have added/removed more than 1 location actually removed 1 or more */
+
+ template<class T> void apply (T& obj, void (T::*method)(const LocationList&)) const {
+ /* We don't want to hold the lock while the given method runs, so take a copy
+ of the list and pass that instead.
+ */
+ Locations::LocationList copy;
+ {
+ Glib::Threads::Mutex::Lock lm (lock);
+ copy = locations;
+ }
+ (obj.*method)(copy);
}
private: