allow to copy processor state (drag processor on another of same type)
[ardour.git] / gtk2_ardour / processor_box.h
1 /*
2     Copyright (C) 2004 Paul Davis
3
4     This program is free software; you can redistribute it and/or modify
5     it under the terms of the GNU General Public License as published by
6     the Free Software Foundation; either version 2 of the License, or
7     (at your option) any later version.
8
9     This program is distributed in the hope that it will be useful,
10     but WITHOUT ANY WARRANTY; without even the implied warranty of
11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12     GNU General Public License for more details.
13
14     You should have received a copy of the GNU General Public License
15     along with this program; if not, write to the Free Software
16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17
18 */
19
20 #ifndef __ardour_gtk_processor_box__
21 #define __ardour_gtk_processor_box__
22
23 #include <cmath>
24 #include <vector>
25
26 #include <boost/function.hpp>
27
28 #include <gtkmm/box.h>
29 #include <gtkmm/eventbox.h>
30 #include <gtkmm/menu.h>
31 #include <gtkmm/scrolledwindow.h>
32
33 #include "gtkmm2ext/auto_spin.h"
34 #include "gtkmm2ext/bindings.h"
35 #include "gtkmm2ext/click_box.h"
36 #include "gtkmm2ext/dndtreeview.h"
37 #include "gtkmm2ext/dndvbox.h"
38 #include "gtkmm2ext/pixfader.h"
39 #include "gtkmm2ext/persistent_tooltip.h"
40
41 #include "pbd/stateful.h"
42 #include "pbd/signals.h"
43
44 #include "ardour/types.h"
45 #include "ardour/ardour.h"
46 #include "ardour/plugin_insert.h"
47 #include "ardour/port_insert.h"
48 #include "ardour/processor.h"
49 #include "ardour/route.h"
50 #include "ardour/session_handle.h"
51
52 #include "pbd/fastlog.h"
53
54 #include "plugin_interest.h"
55 #include "io_selector.h"
56 #include "send_ui.h"
57 #include "enums.h"
58 #include "ardour_button.h"
59 #include "window_manager.h"
60
61 class MotionController;
62 class PluginSelector;
63 class PluginUIWindow;
64 class RouteProcessorSelection;
65 class MixerStrip;
66
67 namespace ARDOUR {
68         class Connection;
69         class IO;
70         class Insert;
71         class Plugin;
72         class PluginInsert;
73         class PortInsert;
74         class Route;
75         class Session;
76 }
77
78 class ProcessorBox;
79
80 class ProcessorWindowProxy : public WM::ProxyBase
81 {
82   public:
83         ProcessorWindowProxy (std::string const &, ProcessorBox *, boost::weak_ptr<ARDOUR::Processor>);
84         ~ProcessorWindowProxy();
85
86         Gtk::Window* get (bool create = false);
87
88         boost::weak_ptr<ARDOUR::Processor> processor () const {
89                 return _processor;
90         }
91
92         ARDOUR::SessionHandlePtr* session_handle();
93         void show_the_right_window ();
94         void set_custom_ui_mode(bool use_custom) { want_custom = use_custom; }
95
96         int set_state (const XMLNode&, int);
97         XMLNode& get_state ();
98
99   private:
100         ProcessorBox* _processor_box;
101         boost::weak_ptr<ARDOUR::Processor> _processor;
102         bool is_custom;
103         bool want_custom;
104         bool _valid;
105
106         void processor_going_away ();
107         PBD::ScopedConnection going_away_connection;
108 };
109
110 class ProcessorEntry : public Gtkmm2ext::DnDVBoxChild, public sigc::trackable
111 {
112 public:
113         ProcessorEntry (ProcessorBox *, boost::shared_ptr<ARDOUR::Processor>, Width);
114         ~ProcessorEntry ();
115
116         Gtk::EventBox& action_widget ();
117         Gtk::Widget& widget ();
118         std::string drag_text () const;
119         void set_visual_state (Gtkmm2ext::VisualState, bool);
120
121         bool is_selectable() const {return _selectable;}
122         void set_selectable(bool s) { _selectable = s; }
123
124         bool drag_data_get (Glib::RefPtr<Gdk::DragContext> const, Gtk::SelectionData &);
125         bool can_copy_state (Gtkmm2ext::DnDVBoxChild*) const;
126
127         enum Position {
128                 PreFader,
129                 Fader,
130                 PostFader
131         };
132
133         void set_position (Position, uint32_t);
134         bool unknown_processor () const { return _unknown_processor; } ;
135         boost::shared_ptr<ARDOUR::Processor> processor () const;
136         void set_enum_width (Width);
137
138         /** Hide any widgets that should be hidden */
139         virtual void hide_things ();
140
141         void show_all_controls ();
142         void hide_all_controls ();
143         void add_control_state (XMLNode *) const;
144         void set_control_state (XMLNode const *);
145         std::string state_id () const;
146         Gtk::Menu* build_controls_menu ();
147         Gtk::Menu* build_send_options_menu ();
148
149 protected:
150         ArdourButton _button;
151         Gtk::VBox _vbox;
152         Position _position;
153         uint32_t _position_num;
154
155         virtual void setup_visuals ();
156
157 private:
158         bool _selectable;
159         bool _unknown_processor;
160         void led_clicked(GdkEventButton *);
161         void processor_active_changed ();
162         void processor_property_changed (const PBD::PropertyChange&);
163         void processor_configuration_changed (const ARDOUR::ChanCount in, const ARDOUR::ChanCount out);
164         std::string name (Width) const;
165         void setup_tooltip ();
166
167         ProcessorBox* _parent;
168         boost::shared_ptr<ARDOUR::Processor> _processor;
169         Width _width;
170         PBD::ScopedConnection active_connection;
171         PBD::ScopedConnection name_connection;
172         PBD::ScopedConnection config_connection;
173         ARDOUR::PluginPresetPtr _plugin_preset_pointer;
174
175         class Control : public sigc::trackable {
176         public:
177                 Control (boost::shared_ptr<ARDOUR::AutomationControl>, std::string const &);
178                 ~Control ();
179
180                 void set_visible (bool);
181                 void add_state (XMLNode *) const;
182                 void set_state (XMLNode const *);
183                 void hide_things ();
184
185                 bool visible () const {
186                         return _visible;
187                 }
188
189                 std::string name () const {
190                         return _name;
191                 }
192
193                 Gtk::Alignment box;
194
195         private:
196                 void slider_adjusted ();
197                 void button_clicked ();
198                 void button_clicked_event (GdkEventButton *);
199                 void control_changed ();
200                 std::string state_id () const;
201                 void set_tooltip ();
202
203                 boost::weak_ptr<ARDOUR::AutomationControl> _control;
204                 /* things for a slider */
205                 Gtk::Adjustment _adjustment;
206                 Gtkmm2ext::HSliderController _slider;
207                 Gtkmm2ext::PersistentTooltip _slider_persistant_tooltip;
208                 /* things for a button */
209                 ArdourButton _button;
210                 bool _ignore_ui_adjustment;
211                 PBD::ScopedConnection _connection;
212                 bool _visible;
213                 std::string _name;
214                 sigc::connection timer_connection;
215         };
216
217         std::list<Control*> _controls;
218
219         void toggle_control_visibility (Control *);
220         void toggle_panner_link ();
221
222         class PortIcon : public Gtk::DrawingArea {
223         public:
224                 PortIcon(bool input);
225                 void set_ports(ARDOUR::ChanCount const ports) { _ports = ports; }
226         private:
227                 bool on_expose_event (GdkEventExpose *);
228                 bool _input;
229                 ARDOUR::ChanCount _ports;
230         };
231
232         class RoutingIcon : public Gtk::DrawingArea {
233         public:
234                 RoutingIcon() {
235                         _sources = ARDOUR::ChanCount(ARDOUR::DataType::AUDIO, 1);
236                         _sinks = ARDOUR::ChanCount(ARDOUR::DataType::AUDIO, 1);
237                         _splitting = false;
238                         set_size_request (-1, 4);
239                 }
240                 void set_sources(ARDOUR::ChanCount const sources) { _sources = sources; }
241                 void set_sinks(ARDOUR::ChanCount const sinks) { _sinks = sinks; }
242                 void set_splitting(const bool splitting) { _splitting = splitting; }
243         private:
244                 bool on_expose_event (GdkEventExpose *);
245                 /* the wire icon sits on top of every processor if needed */
246                 ARDOUR::ChanCount _sources; // signals available (valid outputs from prev. processor)
247                 ARDOUR::ChanCount _sinks;   // actual inputs of this processor
248                 bool _splitting;
249         };
250
251 protected:
252         RoutingIcon _routing_icon;
253         PortIcon _input_icon;
254         PortIcon _output_icon;
255 };
256
257 class PluginInsertProcessorEntry : public ProcessorEntry
258 {
259 public:
260         PluginInsertProcessorEntry (ProcessorBox *, boost::shared_ptr<ARDOUR::PluginInsert>, Width);
261
262         void hide_things ();
263
264 private:
265         void plugin_insert_splitting_changed ();
266         boost::shared_ptr<ARDOUR::PluginInsert> _plugin_insert;
267
268         PBD::ScopedConnection _splitting_connection;
269 };
270
271 class ProcessorBox : public Gtk::HBox, public PluginInterestedObject, public ARDOUR::SessionHandlePtr
272 {
273   public:
274         enum ProcessorOperation {
275                 ProcessorsCut,
276                 ProcessorsCopy,
277                 ProcessorsPaste,
278                 ProcessorsDelete,
279                 ProcessorsSelectAll,
280                 ProcessorsSelectNone,
281                 ProcessorsToggleActive,
282                 ProcessorsAB,
283         };
284
285         ProcessorBox (ARDOUR::Session*, boost::function<PluginSelector*()> get_plugin_selector,
286                       RouteProcessorSelection&, MixerStrip* parent, bool owner_is_mixer = false);
287         ~ProcessorBox ();
288
289         void set_route (boost::shared_ptr<ARDOUR::Route>);
290         void set_width (Width);
291
292         bool processor_operation (ProcessorOperation);
293
294         void select_all_processors ();
295         void deselect_all_processors ();
296         void select_all_plugins ();
297         void select_all_inserts ();
298         void select_all_sends ();
299
300         void all_visible_processors_active(bool state);
301
302         void hide_things ();
303
304         bool edit_aux_send(boost::shared_ptr<ARDOUR::Processor>);
305
306         /* Everything except a WindowProxy object should use this to get the window */
307         Gtk::Window* get_processor_ui (boost::shared_ptr<ARDOUR::Processor>) const;
308
309         /* a WindowProxy object can use this */
310         Gtk::Window* get_editor_window (boost::shared_ptr<ARDOUR::Processor>, bool);
311         Gtk::Window* get_generic_editor_window (boost::shared_ptr<ARDOUR::Processor>);
312
313         void edit_processor (boost::shared_ptr<ARDOUR::Processor>);
314         void generic_edit_processor (boost::shared_ptr<ARDOUR::Processor>);
315
316         void update_gui_object_state (ProcessorEntry *);
317
318         sigc::signal<void,boost::shared_ptr<ARDOUR::Processor> > ProcessorSelected;
319         sigc::signal<void,boost::shared_ptr<ARDOUR::Processor> > ProcessorUnselected;
320
321         static void register_actions();
322 #ifndef NDEBUG
323         static bool show_all_processors;
324 #endif
325
326   private:
327         /* prevent copy construction */
328         ProcessorBox (ProcessorBox const &);
329
330         boost::shared_ptr<ARDOUR::Route>  _route;
331         MixerStrip*         _parent_strip; // null if in RouteParamsUI
332         bool                _owner_is_mixer;
333         bool                 ab_direction;
334         PBD::ScopedConnectionList _mixer_strip_connections;
335         PBD::ScopedConnectionList _route_connections;
336
337         boost::function<PluginSelector*()> _get_plugin_selector;
338
339         boost::shared_ptr<ARDOUR::Processor> _processor_being_created;
340
341         /** Index at which to place a new plugin (based on where the menu was opened), or -1 to
342          *  put at the end of the plugin list.
343          */
344         int _placement;
345         uint32_t                  _visible_prefader_processors;
346
347         RouteProcessorSelection& _rr_selection;
348
349         void route_going_away ();
350
351         bool is_editor_mixer_strip() const;
352
353         Gtkmm2ext::DnDVBox<ProcessorEntry> processor_display;
354         Gtk::ScrolledWindow    processor_scroller;
355
356         boost::shared_ptr<ARDOUR::Processor> find_drop_position (ProcessorEntry* position);
357
358         void _drop_plugin_preset (Gtk::SelectionData const &, ARDOUR::Route::ProcessorList &);
359         void _drop_plugin (Gtk::SelectionData const &, ARDOUR::Route::ProcessorList &);
360
361         void plugin_drop (Gtk::SelectionData const &, ProcessorEntry* position, Glib::RefPtr<Gdk::DragContext> const & context);
362         void object_drop (Gtkmm2ext::DnDVBox<ProcessorEntry> *, ProcessorEntry *, Glib::RefPtr<Gdk::DragContext> const &);
363
364         Width _width;
365         bool  _redisplay_pending;
366
367         Gtk::Menu *processor_menu;
368         gint processor_menu_map_handler (GdkEventAny *ev);
369         Gtk::Menu * build_processor_menu ();
370         void show_processor_menu (int);
371         Gtk::Menu* build_possible_aux_menu();
372
373         void choose_aux (boost::weak_ptr<ARDOUR::Route>);
374         void choose_send ();
375         void send_io_finished (IOSelector::Result, boost::weak_ptr<ARDOUR::Processor>, IOSelectorWindow*);
376         void return_io_finished (IOSelector::Result, boost::weak_ptr<ARDOUR::Processor>, IOSelectorWindow*);
377         void choose_insert ();
378         void choose_plugin ();
379         bool choose_lua ();
380         bool use_plugins (const SelectedPlugins&);
381
382         bool no_processor_redisplay;
383
384         bool enter_notify (GdkEventCrossing *ev);
385         bool leave_notify (GdkEventCrossing *ev);
386         bool processor_button_press_event (GdkEventButton *, ProcessorEntry *);
387         bool processor_button_release_event (GdkEventButton *, ProcessorEntry *);
388         void redisplay_processors ();
389         void add_processor_to_display (boost::weak_ptr<ARDOUR::Processor>);
390         void help_count_visible_prefader_processors (boost::weak_ptr<ARDOUR::Processor>, uint32_t*, bool*);
391         void reordered ();
392         void report_failed_reorder ();
393         void route_processors_changed (ARDOUR::RouteProcessorChange);
394         void processor_menu_unmapped ();
395
396         void processors_reordered (const Gtk::TreeModel::Path&, const Gtk::TreeModel::iterator&, int*);
397         void compute_processor_sort_keys ();
398
399         void ab_plugins ();
400
401         typedef std::vector<boost::shared_ptr<ARDOUR::Processor> > ProcSelection;
402
403         void cut_processors (const ProcSelection&);
404         void copy_processors (const ProcSelection&);
405         void delete_processors (const ProcSelection&);
406         void paste_processors ();
407         void paste_processors (boost::shared_ptr<ARDOUR::Processor> before);
408
409         void delete_dragged_processors (const std::list<boost::shared_ptr<ARDOUR::Processor> >&);
410         void clear_processors ();
411         void clear_processors (ARDOUR::Placement);
412         void rename_processors ();
413
414         void for_selected_processors (void (ProcessorBox::*pmf)(boost::shared_ptr<ARDOUR::Processor>));
415         void get_selected_processors (ProcSelection&) const;
416
417         bool can_cut() const;
418         bool stub_processor_selected() const;
419
420         static Glib::RefPtr<Gtk::Action> cut_action;
421         static Glib::RefPtr<Gtk::Action> copy_action;
422         static Glib::RefPtr<Gtk::Action> paste_action;
423         static Glib::RefPtr<Gtk::Action> rename_action;
424         static Glib::RefPtr<Gtk::Action> delete_action;
425         static Glib::RefPtr<Gtk::Action> edit_action;
426         static Glib::RefPtr<Gtk::Action> edit_generic_action;
427         void paste_processor_state (const XMLNodeList&, boost::shared_ptr<ARDOUR::Processor>);
428
429         void hide_processor_editor (boost::shared_ptr<ARDOUR::Processor>);
430         void rename_processor (boost::shared_ptr<ARDOUR::Processor>);
431
432         gint idle_delete_processor (boost::weak_ptr<ARDOUR::Processor>);
433
434         void weird_plugin_dialog (ARDOUR::Plugin& p, ARDOUR::Route::ProcessorStreams streams);
435
436         void setup_entry_positions ();
437
438         static ProcessorBox* _current_processor_box;
439
440         static void rb_choose_aux (boost::weak_ptr<ARDOUR::Route>);
441         static void rb_choose_plugin ();
442         static void rb_choose_insert ();
443         static void rb_choose_lua ();
444         static void rb_choose_send ();
445         static void rb_clear ();
446         static void rb_clear_pre ();
447         static void rb_clear_post ();
448         static void rb_cut ();
449         static void rb_copy ();
450         static void rb_paste ();
451         static void rb_delete ();
452         static void rb_rename ();
453         static void rb_select_all ();
454         static void rb_deselect_all ();
455         static void rb_activate_all ();
456         static void rb_deactivate_all ();
457         static void rb_ab_plugins ();
458         static void rb_edit ();
459         static void rb_edit_generic ();
460
461         void route_property_changed (const PBD::PropertyChange&);
462         std::string generate_processor_title (boost::shared_ptr<ARDOUR::PluginInsert> pi);
463
464         //typedef std::list<ProcessorWindowProxy*> ProcessorWindowProxies;
465         //ProcessorWindowProxies _processor_window_info;
466
467         ProcessorWindowProxy* find_window_proxy (boost::shared_ptr<ARDOUR::Processor>) const;
468
469         void set_processor_ui (boost::shared_ptr<ARDOUR::Processor>, Gtk::Window *);
470         void maybe_add_processor_to_ui_list (boost::weak_ptr<ARDOUR::Processor>);
471
472         bool one_processor_can_be_edited ();
473         bool processor_can_be_edited (boost::shared_ptr<ARDOUR::Processor>);
474
475         void mixer_strip_delivery_changed (boost::weak_ptr<ARDOUR::Delivery>);
476
477         XMLNode* entry_gui_object_state (ProcessorEntry *);
478         PBD::ScopedConnection amp_config_connection;
479
480         static Gtkmm2ext::ActionMap processor_box_actions;
481 };
482
483 #endif /* __ardour_gtk_processor_box__ */