Start step entry at playhead.
[ardour.git] / gtk2_ardour / editor.h
index d520452f829d96353d35c53bc3372152ad20bd66..77d28f4e12bbea862c55644e5c5217ab8a901416 100644 (file)
 #ifndef __ardour_editor_h__
 #define __ardour_editor_h__
 
+#include <sys/time.h>
+
+#include <cmath>
 #include <list>
 #include <map>
 #include <set>
 #include <string>
-#include <sys/time.h>
-#include <cmath>
+#include <vector>
 
 #include <boost/optional.hpp>
 
@@ -47,8 +49,8 @@
 #include "ardour/types.h"
 
 #include "canvas/fwd.h"
+#include "canvas/ruler.h"
 
-#include "gtk-custom-ruler.h"
 #include "ardour_button.h"
 #include "ardour_dialog.h"
 #include "ardour_dropdown.h"
@@ -57,6 +59,7 @@
 #include "enums.h"
 #include "editor_items.h"
 #include "region_selection.h"
+#include "selection_memento.h"
 
 namespace Gtkmm2ext {
        class TearOff;
@@ -95,6 +98,7 @@ class AutomationTimeAxisView;
 class BundleManager;
 class ButtonJoiner;
 class ControlPoint;
+class CursorContext;
 class DragManager;
 class EditNoteDialog;
 class EditorCursor;
@@ -116,6 +120,7 @@ class PlaylistSelector;
 class PluginSelector;
 class ProgressReporter;
 class RhythmFerret;
+class RulerDialog;
 class Selection;
 class SoundFileOmega;
 class StreamView;
@@ -147,6 +152,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        double visible_canvas_height () const {
                return _visible_canvas_height;
        }
+       double trackviews_height () const;
 
        void cycle_snap_mode ();
        void next_snap_choice ();
@@ -174,11 +180,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Editing::MidiEditMode current_midi_edit_mode () const;
        void remove_midi_note (ArdourCanvas::Item *, GdkEvent *);
 
-       bool internal_editing() const { return _internal_editing ; }
-       void set_internal_edit (bool yn);
-       bool toggle_internal_editing_from_double_click (GdkEvent*);
+       bool internal_editing() const;
 
-        void _ensure_time_axis_view_is_visible (const TimeAxisView& tav, bool at_top);
        void foreach_time_axis_view (sigc::slot<void,TimeAxisView&>);
        void add_to_idle_resize (TimeAxisView*, int32_t);
 
@@ -239,6 +242,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        /* selection */
 
        Selection& get_selection() const { return *selection; }
+       bool get_selection_extents ( framepos_t &start, framepos_t &end );  // the time extents of the current selection, whether Range, Region(s), Control Points, or Notes
        Selection& get_cut_buffer() const { return *cut_buffer; }
        void track_mixer_selection ();
 
@@ -249,7 +253,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void maybe_locate_with_edit_preroll (framepos_t);
        void play_with_preroll ();
        void select_all_in_track (Selection::Operation op);
-       void select_all (Selection::Operation op);
+       void select_all_objects (Selection::Operation op);
        void invert_selection_in_track ();
        void invert_selection ();
        void deselect_all ();
@@ -275,7 +279,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void export_range ();
        void export_region ();
 
-       void add_toplevel_controls (Gtk::Container&);
+       void add_transport_frame (Gtk::Container&);
+       void add_toplevel_menu (Gtk::Container&);
        Gtk::HBox& get_status_bar_packer()  { return status_bar_hpacker; }
 
        void               set_zoom_focus (Editing::ZoomFocus);
@@ -283,6 +288,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        framecnt_t         get_current_zoom () const { return samples_per_pixel; }
         void               cycle_zoom_focus ();
        void temporal_zoom_step (bool coarser);
+        void ensure_time_axis_view_is_visible (TimeAxisView const & tav, bool at_top);
        void tav_zoom_step (bool coarser);
        void tav_zoom_smooth (bool coarser, bool force_all);
 
@@ -309,7 +315,9 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        /* nudge is initiated by transport controls owned by ARDOUR_UI */
 
        framecnt_t get_nudge_distance (framepos_t pos, framecnt_t& next);
-       Evoral::MusicalTime get_grid_type_as_beats (bool& success, framepos_t position);
+       framecnt_t get_paste_offset (framepos_t pos, unsigned paste_count, framecnt_t duration);
+       unsigned get_grid_beat_divisions(framepos_t position);
+       Evoral::Beats get_grid_type_as_beats (bool& success, framepos_t position);
 
        void nudge_forward (bool next, bool force_playhead);
        void nudge_backward (bool next, bool force_playhead);
@@ -365,14 +373,18 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void restore_editing_space();
 
        void update_tearoff_visibility();
+       void reattach_all_tearoffs ();
 
+       double get_y_origin () const;
        void reset_x_origin (framepos_t);
        void reset_x_origin_to_follow_playhead ();
        void reset_y_origin (double);
        void reset_zoom (framecnt_t);
        void reposition_and_zoom (framepos_t, double);
 
-       framepos_t get_preferred_edit_position (bool ignore_playhead = false, bool use_context_click = false);
+       framepos_t get_preferred_edit_position (bool ignore_playhead = false,
+                                               bool use_context_click = false,
+                                               bool from_outside_canvas = false);
 
        bool update_mouse_speed ();
        bool decelerate_mouse_speed ();
@@ -394,21 +406,49 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        int get_regionview_count_from_region_list (boost::shared_ptr<ARDOUR::Region>);
 
-       void do_import (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode, ARDOUR::SrcQuality, framepos_t&);
-       void do_embed (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode,  framepos_t&);
+       void do_import (std::vector<std::string>              paths,
+                       Editing::ImportDisposition            disposition,
+                       Editing::ImportMode                   mode,
+                       ARDOUR::SrcQuality                    quality,
+                       framepos_t&                           pos,
+                       boost::shared_ptr<ARDOUR::PluginInfo> instrument = boost::shared_ptr<ARDOUR::PluginInfo>());
+
+       void do_embed (std::vector<std::string>              paths,
+                      Editing::ImportDisposition            disposition,
+                      Editing::ImportMode                   mode,
+                      framepos_t&                           pos,
+                      boost::shared_ptr<ARDOUR::PluginInfo> instrument = boost::shared_ptr<ARDOUR::PluginInfo>());
 
         void get_regions_corresponding_to (boost::shared_ptr<ARDOUR::Region> region, std::vector<RegionView*>& regions, bool src_comparison);
 
+       void get_regionviews_by_id (PBD::ID const & id, RegionSelection & regions) const;
+
        void center_screen (framepos_t);
 
        TrackViewList axis_views_from_routes (boost::shared_ptr<ARDOUR::RouteList>) const;
+
        Gtkmm2ext::TearOff* mouse_mode_tearoff () const { return _mouse_mode_tearoff; }
        Gtkmm2ext::TearOff* tools_tearoff () const { return _tools_tearoff; }
 
-       void snap_to (framepos_t& first, int32_t direction = 0, bool for_mark = false);
-       void snap_to_with_modifier (framepos_t& first, GdkEvent const *, int32_t direction = 0, bool for_mark = false);
-       void snap_to (framepos_t& first, framepos_t& last, int32_t direction = 0, bool for_mark = false);
-
+       void snap_to (framepos_t&       first,
+                     ARDOUR::RoundMode direction = ARDOUR::RoundNearest,
+                     bool              for_mark  = false);
+
+       void snap_to_with_modifier (framepos_t&       first,
+                                   GdkEvent const *  ev,
+                                   ARDOUR::RoundMode direction = ARDOUR::RoundNearest,
+                                   bool              for_mark  = false);
+
+       void snap_to (framepos_t&       first,
+                     framepos_t&       last,
+                     ARDOUR::RoundMode direction = ARDOUR::RoundNearest,
+                     bool              for_mark  = false);
+
+       void begin_selection_op_history ();
+       void begin_reversible_selection_op (std::string cmd_name);
+       void commit_reversible_selection_op ();
+       void undo_selection_op ();
+       void redo_selection_op ();
        void begin_reversible_command (std::string cmd_name);
        void begin_reversible_command (GQuark);
        void commit_reversible_command ();
@@ -420,8 +460,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
         void maybe_autoscroll (bool, bool, bool);
         bool autoscroll_active() const;
 
-       Gdk::Cursor* get_canvas_cursor () const { return current_canvas_cursor; }
-       void set_canvas_cursor (Gdk::Cursor*, bool save=false);
+       Gdk::Cursor* get_canvas_cursor () const;
+
        void set_current_trimmable (boost::shared_ptr<ARDOUR::Trimmable>);
        void set_current_movable (boost::shared_ptr<ARDOUR::Movable>);
 
@@ -438,6 +478,19 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        void get_pointer_position (double &, double &) const;
 
+       /** Context for mouse entry (stored in a stack). */
+       struct EnterContext {
+               ItemType                         item_type;
+               boost::shared_ptr<CursorContext> cursor_ctx;
+       };
+
+       /** Get the topmost enter context for the given item type.
+        *
+        * This is used to change the cursor associated with a given enter context,
+        * which may not be on the top of the stack.
+        */
+       EnterContext* get_enter_context(ItemType type);
+
        TimeAxisView* stepping_axis_view () {
                return _stepping_axis_view;
        }
@@ -446,21 +499,38 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
                _stepping_axis_view = v;
        }
 
-       ArdourCanvas::Group* get_trackview_group () const { return _trackview_group; }
-        ArdourCanvas::Group* get_hscroll_group () const { return h_scroll_group; }
-        ArdourCanvas::Group* get_vscroll_group () const { return v_scroll_group; }
-        ArdourCanvas::Group* get_hvscroll_group () const { return hv_scroll_group; }
+       ArdourCanvas::Container* get_trackview_group () const { return _trackview_group; }
+        ArdourCanvas::Container* get_noscroll_group () const { return no_scroll_group; }
+        ArdourCanvas::ScrollGroup* get_hscroll_group () const { return h_scroll_group; }
+        ArdourCanvas::ScrollGroup* get_vscroll_group () const { return v_scroll_group; }
+        ArdourCanvas::ScrollGroup* get_hvscroll_group () const { return hv_scroll_group; }
 
         ArdourCanvas::GtkCanvasViewport* get_track_canvas () const;
 
         void override_visible_track_count ();
 
+       /* Ruler metrics methods */
+
+       void metric_get_timecode (std::vector<ArdourCanvas::Ruler::Mark>&, gdouble, gdouble, gint);
+       void metric_get_bbt (std::vector<ArdourCanvas::Ruler::Mark>&, gdouble, gdouble, gint);
+       void metric_get_samples (std::vector<ArdourCanvas::Ruler::Mark>&, gdouble, gdouble, gint);
+       void metric_get_minsec (std::vector<ArdourCanvas::Ruler::Mark>&, gdouble, gdouble, gint);
+
+       /* editing operations that need to be public */
+       void mouse_add_new_marker (framepos_t where, bool is_cd=false, bool is_xrun=false);
+       void split_regions_at (framepos_t, RegionSelection&);
+       void split_region_at_points (boost::shared_ptr<ARDOUR::Region>, ARDOUR::AnalysisFeatureList&, bool can_ferret, bool select_new = false);
+       RegionSelection get_regions_from_selection_and_mouse (framepos_t);
+       
   protected:
        void map_transport_state ();
        void map_position_change (framepos_t);
 
        void on_realize();
 
+       void suspend_route_redisplay ();
+       void resume_route_redisplay ();
+
   private:
 
        void color_handler ();
@@ -502,15 +572,12 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Editing::ZoomFocus zoom_focus;
 
        void set_samples_per_pixel (framecnt_t);
-        bool clamp_samples_per_pixel (framecnt_t &) const;
 
        Editing::MouseMode mouse_mode;
-       Editing::MouseMode pre_internal_mouse_mode;
        Editing::SnapType  pre_internal_snap_type;
        Editing::SnapMode  pre_internal_snap_mode;
        Editing::SnapType  internal_snap_type;
        Editing::SnapMode  internal_snap_mode;
-       bool _internal_editing;
        Editing::MouseMode effective_mouse_mode () const;
 
        enum JoinObjectRangeState {
@@ -523,7 +590,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        JoinObjectRangeState _join_object_range_state;
 
-       void update_join_object_range_location (double, double);
+       void update_join_object_range_location (double);
 
        boost::optional<int>  pre_notebook_shrink_pane_width;
 
@@ -544,11 +611,11 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Gtk::VBox     scrollers_rulers_markers_box;
 
        void location_changed (ARDOUR::Location *);
-       void location_flags_changed (ARDOUR::Location *, void *);
+       void location_flags_changed (ARDOUR::Location *);
        void refresh_location_display ();
-       void refresh_location_display_internal (ARDOUR::Locations::LocationList&);
+       void refresh_location_display_internal (const ARDOUR::Locations::LocationList&);
        void add_new_location (ARDOUR::Location *);
-       ArdourCanvas::Group* add_new_location_internal (ARDOUR::Location *);
+       ArdourCanvas::Container* add_new_location_internal (ARDOUR::Location *);
        void location_gone (ARDOUR::Location *);
        void remove_marker (ArdourCanvas::Item&, GdkEvent*);
        gint really_remove_marker (ARDOUR::Location* loc);
@@ -594,7 +661,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        LocationMarkerMap location_markers;
 
        void update_marker_labels ();
-       void update_marker_labels (ArdourCanvas::Group *);
+       void update_marker_labels (ArdourCanvas::Container *);
        void check_marker_label (Marker *);
 
        /** A set of lists of Markers that are in each of the canvas groups
@@ -603,12 +670,11 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
         *  a marker has moved we can decide whether we need to update the labels
         *  for all markers or for just a few.
         */
-       std::map<ArdourCanvas::Group *, std::list<Marker *> > _sorted_marker_lists;
+       std::map<ArdourCanvas::Container *, std::list<Marker *> > _sorted_marker_lists;
        void remove_sorted_marker (Marker *);
 
        void hide_marker (ArdourCanvas::Item*, GdkEvent*);
        void clear_marker_display ();
-       void mouse_add_new_marker (framepos_t where, bool is_cd=false, bool is_xrun=false);
        void mouse_add_new_range (framepos_t);
        bool choose_new_marker_name(std::string &name);
        void update_cd_marker_display ();
@@ -645,7 +711,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        void set_selected_track (TimeAxisView&, Selection::Operation op = Selection::Set, bool no_remove=false);
        void select_all_tracks ();
-       void select_all_internal_edit (Selection::Operation);
+       bool select_all_internal_edit (Selection::Operation);
 
        bool set_selected_control_point_from_click (bool press, Selection::Operation op = Selection::Set);
        void set_selected_track_from_click (bool press, Selection::Operation op = Selection::Set, bool no_remove=false);
@@ -682,6 +748,9 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void popup_control_point_context_menu (ArdourCanvas::Item *, GdkEvent *);
        Gtk::Menu _control_point_context_menu;
 
+       void popup_note_context_menu (ArdourCanvas::Item *, GdkEvent *);
+       Gtk::Menu _note_context_menu;
+
        void add_routes (ARDOUR::RouteList&);
        void timeaxisview_deleted (TimeAxisView *);
 
@@ -689,9 +758,24 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Gtk::VBox           global_vpacker;
        Gtk::VBox           vpacker;
 
-       Gdk::Cursor*          current_canvas_cursor;
-       Gdk::Cursor* which_grabber_cursor ();
-       void set_canvas_cursor ();
+       /* Cursor stuff.  Do not use directly, use via CursorContext. */
+       friend class CursorContext;
+       std::vector<Gdk::Cursor*> _cursor_stack;
+       void set_canvas_cursor (Gdk::Cursor*);
+       size_t push_canvas_cursor (Gdk::Cursor*);
+       void pop_canvas_cursor ();
+
+       Gdk::Cursor* which_grabber_cursor () const;
+       Gdk::Cursor* which_track_cursor () const;
+       Gdk::Cursor* which_mode_cursor () const;
+       Gdk::Cursor* which_trim_cursor (bool left_side) const;
+       Gdk::Cursor* which_canvas_cursor (ItemType type) const;
+
+       /** Push the appropriate enter/cursor context on item entry. */
+       void choose_canvas_cursor_on_entry (ItemType);
+
+       /** Update all enter cursors based on current settings. */
+       void update_all_enter_cursors ();
 
        ArdourCanvas::GtkCanvas* _track_canvas;
        ArdourCanvas::GtkCanvasViewport* _track_canvas_viewport;
@@ -704,51 +788,51 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void parameter_changed (std::string);
        void ui_parameter_changed (std::string);
 
-       bool track_canvas_motion (GdkEvent*);
-
-       Gtk::EventBox             time_canvas_event_box;
        Gtk::EventBox             time_bars_event_box;
-       Gtk::EventBox             ruler_label_event_box;
+       Gtk::VBox                 time_bars_vbox;
 
        ArdourCanvas::Pixbuf     *logo_item;
 #if 0    
     /* these will be needed when we have canvas rulers */
-       ArdourCanvas::Group      *minsec_group;
-       ArdourCanvas::Group      *bbt_group;
-       ArdourCanvas::Group      *timecode_group;
-       ArdourCanvas::Group      *frame_group;
+       ArdourCanvas::Container      *minsec_group;
+       ArdourCanvas::Container      *bbt_group;
+       ArdourCanvas::Container      *timecode_group;
+       ArdourCanvas::Container      *frame_group;
 #endif
 
-       ArdourCanvas::Group      *tempo_group;
-       ArdourCanvas::Group      *meter_group;
-       ArdourCanvas::Group      *marker_group;
-       ArdourCanvas::Group      *range_marker_group;
-       ArdourCanvas::Group      *transport_marker_group;
-       ArdourCanvas::Group*      cd_marker_group;
+       ArdourCanvas::Container      *tempo_group;
+       ArdourCanvas::Container      *meter_group;
+       ArdourCanvas::Container      *marker_group;
+       ArdourCanvas::Container      *range_marker_group;
+       ArdourCanvas::Container      *transport_marker_group;
+       ArdourCanvas::Container*      cd_marker_group;
 
        /* parent for groups which themselves contain time markers */
-       ArdourCanvas::Group*     _time_markers_group;
+       ArdourCanvas::Container*     _time_markers_group;
 
        /* The group containing all other groups that are scrolled vertically
           and horizontally.
        */
-        ArdourCanvas::Group* hv_scroll_group;
+        ArdourCanvas::ScrollGroup* hv_scroll_group;
 
        /* The group containing all other groups that are scrolled vertically ONLY
        */
-        ArdourCanvas::Group* v_scroll_group;
+        ArdourCanvas::ScrollGroup* v_scroll_group;
 
        /* The group containing all other groups that are scrolled horizontally ONLY
        */
-        ArdourCanvas::Group* h_scroll_group;
+        ArdourCanvas::ScrollGroup* h_scroll_group;
 
        /* The group containing all trackviews. */
-       ArdourCanvas::Group* _trackview_group;
+       ArdourCanvas::Container* no_scroll_group;
+
+       /* The group containing all trackviews. */
+       ArdourCanvas::Container* _trackview_group;
 
        /* The group holding things (mostly regions) while dragging so they
         * are on top of everything else
         */
-       ArdourCanvas::Group* _drag_motion_group;
+       ArdourCanvas::Container* _drag_motion_group;
 
         /* a rect that sits at the bottom of all tracks to act as a drag-no-drop/clickable
         * target area.
@@ -771,7 +855,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
                ruler_video_timeline = 10,
        };
 
-       static GtkCustomMetric ruler_metrics[4];
        Glib::RefPtr<Gtk::ToggleAction> ruler_timecode_action;
        Glib::RefPtr<Gtk::ToggleAction> ruler_bbt_action;
        Glib::RefPtr<Gtk::ToggleAction> ruler_samples_action;
@@ -784,13 +867,10 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Glib::RefPtr<Gtk::ToggleAction> ruler_cd_marker_action;
        bool                            no_ruler_shown_update;
 
-       bool ruler_button_press (GdkEventButton*);
-       bool ruler_button_release (GdkEventButton*);
-       bool ruler_mouse_motion (GdkEventMotion*);
-       bool ruler_scroll (GdkEventScroll* event);
-
        Gtk::Widget * ruler_grabbed_widget;
 
+       RulerDialog* ruler_dialog;
+
        void initialize_rulers ();
        void update_just_timecode ();
        void compute_fixed_ruler_scale (); //calculates the RulerScale of the fixed rulers
@@ -806,16 +886,14 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void store_ruler_visibility ();
        void restore_ruler_visibility ();
 
-       static gint _metric_get_timecode (GtkCustomRulerMark **, gdouble, gdouble, gint);
-       static gint _metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
-       static gint _metric_get_samples (GtkCustomRulerMark **, gdouble, gdouble, gint);
-       static gint _metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 
-       enum MinsecRulerScale {
+
+               enum MinsecRulerScale {
+               minsec_show_msecs,
                minsec_show_seconds,
                minsec_show_minutes,
                minsec_show_hours,
-               minsec_show_frames
+               minsec_show_many_hours
        };
 
        MinsecRulerScale minsec_ruler_scale;
@@ -830,7 +908,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
                timecode_show_frames,
                timecode_show_seconds,
                timecode_show_minutes,
-               timecode_show_hours
+               timecode_show_hours,
+               timecode_show_many_hours
        };
 
        TimecodeRulerScale timecode_ruler_scale;
@@ -843,7 +922,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void set_samples_ruler_scale (framepos_t, framepos_t);
 
        enum BBTRulerScale {
-               bbt_over,
+               bbt_show_many,
                bbt_show_64,
                bbt_show_16,
                bbt_show_4,
@@ -864,23 +943,12 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
                                      ARDOUR::TempoMap::BBTPointList::const_iterator current_bbt_points_begin,
                                      ARDOUR::TempoMap::BBTPointList::const_iterator current_bbt_points_end);
 
-       gint metric_get_timecode (GtkCustomRulerMark **, gdouble, gdouble, gint);
-       gint metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
-       gint metric_get_samples (GtkCustomRulerMark **, gdouble, gdouble, gint);
-       gint metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
-
-       Gtk::Widget        *_ruler_separator;
-       GtkWidget          *_timecode_ruler;
-       GtkWidget          *_bbt_ruler;
-       GtkWidget          *_samples_ruler;
-       GtkWidget          *_minsec_ruler;
-       Gtk::Widget        *timecode_ruler;
-       Gtk::Widget        *bbt_ruler;
-       Gtk::Widget        *samples_ruler;
-       Gtk::Widget        *minsec_ruler;
-       static Editor      *ruler_editor;
-
-       static const double timebar_height;
+       ArdourCanvas::Ruler* timecode_ruler;
+       ArdourCanvas::Ruler* bbt_ruler;
+       ArdourCanvas::Ruler* samples_ruler;
+       ArdourCanvas::Ruler* minsec_ruler;
+
+       static double timebar_height;
        guint32 visible_timebars;
        Gtk::Menu          *editor_ruler_menu;
 
@@ -904,7 +972,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        /* videtimline related actions */
        Gtk::Label                videotl_label;
-       ArdourCanvas::Group*      videotl_group;
+       ArdourCanvas::Container*      videotl_group;
        Glib::RefPtr<Gtk::ToggleAction> ruler_video_action;
        Glib::RefPtr<Gtk::ToggleAction> xjadeo_proc_action;
        Glib::RefPtr<Gtk::ToggleAction> xjadeo_ontop_action;
@@ -926,8 +994,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void export_video (bool range = false);
        void toggle_region_video_lock ();
 
-       Gtk::VBox          time_bars_vbox;
-
        friend class EditorCursor;
 
        EditorCursor*        playhead_cursor;
@@ -963,6 +1029,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        std::vector<ARDOUR::framepos_t> region_boundary_cache;
        void build_region_boundary_cache ();
 
+       Gtk::HBox           toplevel_hpacker;
+
        Gtk::HBox           top_hbox;
        Gtk::HBox           bottom_hbox;
 
@@ -1000,9 +1068,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Gtk::Menu *edit_controls_left_menu;
        Gtk::Menu *edit_controls_right_menu;
 
-       Gtk::VBox           ruler_label_vbox;
        Gtk::VBox           track_canvas_vbox;
-       Gtk::VBox           time_canvas_vbox;
        Gtk::VBox           edit_controls_vbox;
        Gtk::HBox           edit_controls_hbox;
 
@@ -1055,7 +1121,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        /* track views */
        TrackViewList track_views;
-       std::pair<TimeAxisView*, double> trackview_by_y_position (double, bool trackview_relative_offset = true);
+       std::pair<TimeAxisView*, double> trackview_by_y_position (double, bool trackview_relative_offset = true) const;
        RouteTimeAxisView* axis_view_from_route (boost::shared_ptr<ARDOUR::Route>) const;
 
        TrackViewList get_tracks_for_range_action () const;
@@ -1071,7 +1137,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        framepos_t cut_buffer_start;
        framecnt_t cut_buffer_length;
 
-       Gdk::Cursor* pre_press_cursor;
+       boost::shared_ptr<CursorContext> _press_cursor_ctx;  ///< Button press cursor context
+
        boost::weak_ptr<ARDOUR::Trimmable> _trimmable;
        boost::weak_ptr<ARDOUR::Movable> _movable;
 
@@ -1101,9 +1168,14 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
         Gtkmm2ext::ActionMap editor_action_map;
         Gtkmm2ext::Bindings  key_bindings;
 
+       /* CUT/COPY/PASTE */
+
+       framepos_t last_paste_pos;
+       unsigned   paste_count;
+
        void cut_copy (Editing::CutCopyOp);
        bool can_cut_copy () const;
-       void cut_copy_points (Editing::CutCopyOp);
+       void cut_copy_points (Editing::CutCopyOp, Evoral::Beats earliest=Evoral::Beats(), bool midi=false);
        void cut_copy_regions (Editing::CutCopyOp, RegionSelection&);
        void cut_copy_ranges (Editing::CutCopyOp);
        void cut_copy_midi (Editing::CutCopyOp);
@@ -1135,9 +1207,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void change_region_layering_order (bool from_context_menu);
        void lower_region ();
        void lower_region_to_bottom ();
-       void split_regions_at (framepos_t, RegionSelection&);
        void split_region_at_transients ();
-       void split_region_at_points (boost::shared_ptr<ARDOUR::Region>, ARDOUR::AnalysisFeatureList&, bool can_ferret, bool select_new = false);
        void crop_region_to_selection ();
        void crop_region_to (framepos_t start, framepos_t end);
        void set_sync_point (framepos_t, const RegionSelection&);
@@ -1168,6 +1238,11 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void reset_region_scale_amplitude ();
        void adjust_region_gain (bool up);
        void quantize_region ();
+       void quantize_regions (const RegionSelection& rs);
+       void legatize_region (bool shrink_only);
+       void legatize_regions (const RegionSelection& rs, bool shrink_only);
+       void transform_region ();
+       void transform_regions (const RegionSelection& rs);
        void insert_patch_change (bool from_context);
        void fork_region ();
 
@@ -1214,19 +1289,16 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void play_location (ARDOUR::Location&);
        void loop_location (ARDOUR::Location&);
 
-       void temporal_zoom_selection ();
+       void calc_extra_zoom_edges(framepos_t &start, framepos_t &end);
+       void temporal_zoom_selection (bool both_axes = false);
        void temporal_zoom_region (bool both_axes);
-       void zoom_to_region (bool both_axes);
        void temporal_zoom_session ();
        void temporal_zoom (framecnt_t samples_per_pixel);
        void temporal_zoom_by_frame (framepos_t start, framepos_t end);
        void temporal_zoom_to_frame (bool coarser, framepos_t frame);
 
-       void insert_region_list_drag (boost::shared_ptr<ARDOUR::Region>, int x, int y);
        void insert_region_list_selection (float times);
 
-       void insert_route_list_drag (boost::shared_ptr<ARDOUR::Route>, int x, int y);
-
        /* import & embed */
 
        void add_external_audio_action (Editing::ImportMode);
@@ -1243,19 +1315,47 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        bool  idle_drop_paths  (std::vector<std::string> paths, framepos_t frame, double ypos, bool copy);
        void  drop_paths_part_two  (const std::vector<std::string>& paths, framepos_t frame, double ypos, bool copy);
 
-        int  import_sndfiles (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode,  
-                             ARDOUR::SrcQuality, framepos_t& pos,
-                             int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&, bool);
-       int  embed_sndfiles (std::vector<std::string> paths, bool multiple_files, bool& check_sample_rate, 
-                            Editing::ImportDisposition disposition, Editing::ImportMode mode,
-                            framepos_t& pos, int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&);
-
-       int add_sources (std::vector<std::string> paths, ARDOUR::SourceList& sources, framepos_t& pos, 
-                        Editing::ImportDisposition, Editing::ImportMode,
-                        int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&, bool add_channel_suffix);
-
-       int finish_bringing_in_material (boost::shared_ptr<ARDOUR::Region> region, uint32_t, uint32_t,  framepos_t& pos, Editing::ImportMode mode,
-                                     boost::shared_ptr<ARDOUR::Track>& existing_track);
+       int import_sndfiles (std::vector<std::string>              paths,
+                            Editing::ImportDisposition            disposition,
+                            Editing::ImportMode                   mode,
+                            ARDOUR::SrcQuality                    quality,
+                            framepos_t&                           pos,
+                            int                                   target_regions,
+                            int                                   target_tracks,
+                            boost::shared_ptr<ARDOUR::Track>&     track,
+                            bool                                  replace,
+                            boost::shared_ptr<ARDOUR::PluginInfo> instrument = boost::shared_ptr<ARDOUR::PluginInfo>());
+
+       int embed_sndfiles (std::vector<std::string>              paths,
+                           bool                                  multiple_files,
+                           bool&                                 check_sample_rate,
+                           Editing::ImportDisposition            disposition,
+                           Editing::ImportMode                   mode,
+                           framepos_t&                           pos,
+                           int                                   target_regions,
+                           int                                   target_tracks,
+                           boost::shared_ptr<ARDOUR::Track>&     track,
+                           boost::shared_ptr<ARDOUR::PluginInfo> instrument = boost::shared_ptr<ARDOUR::PluginInfo>());
+
+       int add_sources (std::vector<std::string>              paths,
+                        ARDOUR::SourceList&                   sources,
+                        framepos_t&                           pos,
+                        Editing::ImportDisposition            disposition,
+                        Editing::ImportMode                   mode,
+                        int                                   target_regions,
+                        int                                   target_tracks,
+                        boost::shared_ptr<ARDOUR::Track>&     track,
+                        bool                                  add_channel_suffix,
+                        boost::shared_ptr<ARDOUR::PluginInfo> instrument = boost::shared_ptr<ARDOUR::PluginInfo>());
+
+       int finish_bringing_in_material (boost::shared_ptr<ARDOUR::Region>     region,
+                                        uint32_t                              in_chans,
+                                        uint32_t                              out_chans,
+                                        framepos_t&                           pos,
+                                        Editing::ImportMode                   mode,
+                                        boost::shared_ptr<ARDOUR::Track>&     existing_track,
+                                        const std::string&                    new_track_name,
+                                        boost::shared_ptr<ARDOUR::PluginInfo> instrument);
 
        boost::shared_ptr<ARDOUR::AudioTrack> get_nth_selected_audio_track (int nth) const;
        boost::shared_ptr<ARDOUR::MidiTrack> get_nth_selected_midi_track (int nth) const;
@@ -1307,6 +1407,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void jump_forward_to_mark ();
        void jump_backward_to_mark ();
        void cursor_align (bool playhead_to_edit);
+       void toggle_skip_playback ();
 
        void remove_last_capture ();
        void select_all_selectables_using_time_selection ();
@@ -1325,14 +1426,15 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void set_punch_from_selection ();
        void set_punch_from_region ();
 
-       void set_loop_from_edit_range (bool play);
+       void set_session_extents_from_selection ();
+
        void set_loop_from_region (bool play);
-       void set_punch_from_edit_range ();
 
        void set_loop_range (framepos_t start, framepos_t end, std::string cmd);
        void set_punch_range (framepos_t start, framepos_t end, std::string cmd);
 
        void add_location_from_playhead_cursor ();
+       void remove_location_at_playhead_cursor ();
        bool select_new_marker;
 
        void reverse_selection ();
@@ -1362,6 +1464,14 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        DragManager* _drags;
 
        void escape ();
+       void lock ();
+       void unlock ();
+       Gtk::Dialog* lock_dialog;
+
+       struct timeval last_event_time;
+       bool generic_event_handler (GdkEvent*);
+       bool lock_timeout_callback ();
+       void start_lock_event_timing ();
 
        Gtk::Menu fade_context_menu;
 
@@ -1378,6 +1488,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void set_fade_in_active (bool);
        void set_fade_out_active (bool);
 
+       void fade_range ();
+
        std::set<boost::shared_ptr<ARDOUR::Playlist> > motion_frozen_playlists;
 
        bool _dragging_playhead;
@@ -1403,7 +1515,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        /* Canvas event handlers */
 
-       bool canvas_scroll_event (GdkEventScroll* event);
+       bool canvas_scroll_event (GdkEventScroll* event, bool from_canvas);
        bool canvas_control_point_event (GdkEvent* event,ArdourCanvas::Item*, ControlPoint*);
        bool canvas_line_event (GdkEvent* event,ArdourCanvas::Item*, AutomationLine*);
        bool canvas_selection_rect_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
@@ -1416,18 +1528,19 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        bool canvas_fade_out_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
        bool canvas_fade_out_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*, bool trim = false);
        bool canvas_region_view_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
+       bool canvas_wave_view_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
        bool canvas_frame_handle_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
        bool canvas_region_view_name_highlight_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
        bool canvas_region_view_name_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
        bool canvas_feature_line_event (GdkEvent* event, ArdourCanvas::Item*, RegionView*);
        bool canvas_stream_view_event (GdkEvent* event,ArdourCanvas::Item*, RouteTimeAxisView*);
        bool canvas_marker_event (GdkEvent* event,ArdourCanvas::Item*, Marker*);
-       bool canvas_zoom_rect_event (GdkEvent* event,ArdourCanvas::Item*);
        bool canvas_tempo_marker_event (GdkEvent* event,ArdourCanvas::Item*, TempoMarker*);
        bool canvas_meter_marker_event (GdkEvent* event,ArdourCanvas::Item*, MeterMarker*);
        bool canvas_automation_track_event(GdkEvent* event, ArdourCanvas::Item*, AutomationTimeAxisView*);
        bool canvas_note_event (GdkEvent* event, ArdourCanvas::Item *);
 
+       bool canvas_ruler_event (GdkEvent* event, ArdourCanvas::Item *, ItemType);
        bool canvas_tempo_bar_event (GdkEvent* event, ArdourCanvas::Item*);
        bool canvas_meter_bar_event (GdkEvent* event, ArdourCanvas::Item*);
        bool canvas_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
@@ -1452,9 +1565,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        friend class EditorRouteGroups;
        friend class EditorRegions;
 
-       /** true if the mouse is over a place where region trim can happen */
-       bool _over_region_trim_target;
-
        /* non-public event handlers */
 
        bool canvas_playhead_cursor_event (GdkEvent* event, ArdourCanvas::Item*);
@@ -1489,8 +1599,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        TempoLines* tempo_lines;
 
-       ArdourCanvas::Group* global_rect_group;
-       ArdourCanvas::Group* time_line_group;
+       ArdourCanvas::Container* global_rect_group;
+       ArdourCanvas::Container* time_line_group;
 
        void hide_measures ();
         void draw_measures (ARDOUR::TempoMap::BBTPointList::const_iterator& begin,
@@ -1511,7 +1621,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void edit_tempo_marker (TempoMarker&);
        void edit_meter_marker (MeterMarker&);
        void edit_control_point (ArdourCanvas::Item*);
-        void edit_notes (TimeAxisViewItem&);
+       void edit_notes (MidiRegionView*);
 
        void marker_menu_edit ();
        void marker_menu_remove ();
@@ -1575,8 +1685,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void editor_mixer_button_toggled ();
        void editor_list_button_toggled ();
 
-       AudioClock*               zoom_range_clock;
-
        ArdourButton              zoom_in_button;
        ArdourButton              zoom_out_button;
        ArdourButton              zoom_out_full_button;
@@ -1584,10 +1692,13 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        ArdourButton              tav_expand_button;
        ArdourButton              tav_shrink_button;
        ArdourDropdown            visible_tracks_selector;
+       ArdourDropdown            zoom_preset_selector;
 
     int32_t                   _visible_track_count;
     void build_track_count_menu ();
     void set_visible_track_count (int32_t);
+    
+    void set_zoom_preset(int64_t);
 
        Gtk::VBox                toolbar_clock_vbox;
        Gtk::VBox                toolbar_selection_clock_vbox;
@@ -1598,10 +1709,10 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        ArdourButton mouse_select_button;
        ArdourButton mouse_draw_button;
        ArdourButton mouse_move_button;
-       ArdourButton mouse_gain_button;
-       ArdourButton mouse_zoom_button;
        ArdourButton mouse_timefx_button;
+       ArdourButton mouse_content_button;
        ArdourButton mouse_audition_button;
+       ArdourButton mouse_cut_button;
 
        ArdourButton smart_mode_button;
        Glib::RefPtr<Gtk::ToggleAction> smart_mode_action;
@@ -1610,9 +1721,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void                     mouse_mode_object_range_toggled ();
        bool                     ignore_mouse_mode_toggle;
 
-       ArdourButton internal_edit_button;
-       void         toggle_internal_editing ();
-
        bool                     mouse_select_button_release (GdkEventButton*);
 
        Gtk::VBox                automation_box;
@@ -1623,7 +1731,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void edit_mode_selection_done ( ARDOUR::EditMode m );
        void build_edit_mode_menu ();
        Gtk::VBox         edit_mode_box;
-       std::vector<std::string> edit_mode_strings;
 
        void set_edit_mode (ARDOUR::EditMode);
        void cycle_edit_mode ();
@@ -1680,6 +1787,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        Selection* selection;
        Selection* cut_buffer;
+       SelectionMemento* _selection_memento;
 
        void time_selection_changed ();
         void update_time_selection_display ();
@@ -1698,6 +1806,8 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void point_selection_changed ();
        void marker_selection_changed ();
 
+       bool _ignore_follow_edits;
+
        void cancel_selection ();
        void cancel_time_selection ();
 
@@ -1735,11 +1845,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        ArdourCanvas::Rectangle   *rubberband_rect;
 
-       /* mouse zoom process */
-
-       ArdourCanvas::Rectangle   *zoom_rect;
-       void reposition_zoom_rect (framepos_t start, framepos_t end);
-
        EditorRouteGroups* _route_groups;
        EditorRoutes* _routes;
        EditorRegions* _regions;
@@ -1842,7 +1947,11 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        void write_selection ();
 
-       XMLNode *before; /* used in *_reversible_command */
+       uint32_t selection_op_cmd_depth;
+       uint32_t selection_op_history_it;
+
+       std::list<XMLNode *> selection_op_history; /* used in *_reversible_selection_op */
+       std::list<XMLNode *> before; /* used in *_reversible_command */
 
        void update_title ();
        void update_title_s (const std::string & snapshot_name);
@@ -1924,7 +2033,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void apply_filter (ARDOUR::Filter&, std::string cmd, ProgressReporter* progress = 0);
 
        Command* apply_midi_note_edit_op_to_region (ARDOUR::MidiOperator& op, MidiRegionView& mrv);
-       void apply_midi_note_edit_op (ARDOUR::MidiOperator& op);
+       void apply_midi_note_edit_op (ARDOUR::MidiOperator& op, const RegionSelection& rs);
 
        /* handling cleanup */
 
@@ -1945,12 +2054,13 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        */
        RegionView*   entered_regionview;
 
+       std::vector<EnterContext> _enter_stack;
+
        bool clear_entered_track;
        bool left_track_canvas (GdkEventCrossing*);
        bool entered_track_canvas (GdkEventCrossing*);
        void set_entered_track (TimeAxisView*);
        void set_entered_regionview (RegionView*);
-       void ensure_track_visible (TimeAxisView*);
        gint left_automation_track ();
 
        void reset_canvas_action_sensitivity (bool);
@@ -1966,6 +2076,10 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 
        Glib::RefPtr<Gtk::Action>              undo_action;
        Glib::RefPtr<Gtk::Action>              redo_action;
+       Glib::RefPtr<Gtk::Action>              alternate_redo_action;
+       Glib::RefPtr<Gtk::Action>              alternate_alternate_redo_action;
+       Glib::RefPtr<Gtk::Action>              selection_undo_action;
+       Glib::RefPtr<Gtk::Action>              selection_redo_action;
 
        void history_changed ();
 
@@ -1983,6 +2097,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void edit_point_chosen (Editing::EditPoint);
        Glib::RefPtr<Gtk::RadioAction> edit_point_action (Editing::EditPoint);
        std::vector<std::string> edit_point_strings;
+       std::vector<std::string> edit_mode_strings;
 
        void selected_marker_moved (ARDOUR::Location*);
 
@@ -2001,8 +2116,13 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        void select_next_route ();
        void select_prev_route ();
 
-       void snap_to_internal (framepos_t& first, int32_t direction = 0, bool for_mark = false);
-       void timecode_snap_to_internal (framepos_t& first, int32_t direction = 0, bool for_mark = false);
+       void snap_to_internal (framepos_t&       first,
+                              ARDOUR::RoundMode direction = ARDOUR::RoundNearest,
+                              bool              for_mark  = false);
+
+       void timecode_snap_to_internal (framepos_t&       first,
+                                       ARDOUR::RoundMode direction = ARDOUR::RoundNearest,
+                                       bool              for_mark  = false);
 
        RhythmFerret* rhythm_ferret;
 
@@ -2072,8 +2192,6 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        Gtk::MenuItem& action_menu_item (std::string const &);
        void action_pre_activated (Glib::RefPtr<Gtk::Action> const &);
 
-       void set_canvas_cursor_for_region_view (double, RegionView *);
-
        MouseCursors* _cursors;
 
        void follow_mixer_selection ();
@@ -2098,10 +2216,15 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
        TimeAxisView* _stepping_axis_view;
        void zoom_vertical_modifier_released();
 
+       void bring_in_callback (Gtk::Label*, uint32_t n, uint32_t total, std::string name);
+       void update_bring_in_message (Gtk::Label* label, uint32_t n, uint32_t total, std::string name);
+       void bring_all_sources_into_session ();
+
        friend class Drag;
        friend class RegionDrag;
        friend class RegionMoveDrag;
        friend class RegionSpliceDrag;
+       friend class RegionRippleDrag;
        friend class TrimDrag;
        friend class MeterMarkerDrag;
        friend class TempoMarkerDrag;