2 Copyright (C) 2002-2009 Paul Davis
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.
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.
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.
20 #ifndef __gtk_ardour_port_matrix_h__
21 #define __gtk_ardour_port_matrix_h__
24 #include <gtkmm/box.h>
25 #include <gtkmm/scrollbar.h>
26 #include <gtkmm/table.h>
27 #include <gtkmm/label.h>
28 #include <gtkmm/checkbutton.h>
29 #include <boost/shared_ptr.hpp>
30 #include "ardour/bundle.h"
31 #include "port_group.h"
32 #include "port_matrix_types.h"
35 /** The `port matrix' UI. This is a widget which lets the user alter
36 * associations between one set of ports and another. e.g. to connect
39 * It is made up of a body, PortMatrixBody, which is rendered using cairo,
40 * and some scrollbars and other stuff. All of this is arranged inside the
41 * Table that we inherit from.
50 class PortMatrix : public Gtk::Table
53 PortMatrix (Gtk::Window*, ARDOUR::Session&, ARDOUR::DataType);
56 void set_type (ARDOUR::DataType);
58 ARDOUR::DataType type () const {
62 void disassociate_all ();
63 void setup_scrollbars ();
65 std::pair<boost::shared_ptr<PortGroup>, ARDOUR::BundleChannel>,
66 std::pair<boost::shared_ptr<PortGroup>, ARDOUR::BundleChannel>,
70 int min_height_divisor () const {
71 return _min_height_divisor;
73 void set_min_height_divisor (int f) {
74 _min_height_divisor = f;
78 TOP_TO_RIGHT, ///< column labels on top, row labels to the right
79 LEFT_TO_BOTTOM ///< row labels to the left, column labels on the bottom
82 /** @return Arrangement in use */
83 Arrangement arrangement () const {
87 bool show_only_bundles () const {
88 return _show_only_bundles;
91 PortGroupList const * columns () const;
93 /** @return index into the _ports array for the list which is displayed as columns */
94 int column_index () const {
98 PortGroupList const * rows () const;
100 /** @return index into the _ports array for the list which is displayed as rows */
101 int row_index () const {
105 PortGroupList const * ports (int d) const {
110 virtual void setup_ports (int) = 0;
111 void setup_all_ports ();
113 std::pair<uint32_t, uint32_t> max_size () const;
115 /** @param c Channels; where c[0] is from _ports[0] and c[1] is from _ports[1].
116 * @param s New state.
118 virtual void set_state (ARDOUR::BundleChannel c[2], bool s) = 0;
120 /** @param c Channels; where c[0] is from _ports[0] and c[1] is from _ports[1].
123 virtual PortMatrixNode::State get_state (ARDOUR::BundleChannel c[2]) const = 0;
124 virtual bool list_is_global (int) const = 0;
126 virtual bool can_add_channel (boost::shared_ptr<ARDOUR::Bundle>) const;
127 virtual void add_channel (boost::shared_ptr<ARDOUR::Bundle>);
128 virtual bool can_remove_channels (boost::shared_ptr<ARDOUR::Bundle>) const;
129 virtual void remove_channel (ARDOUR::BundleChannel);
130 virtual bool can_rename_channels (boost::shared_ptr<ARDOUR::Bundle>) const {
133 virtual void rename_channel (ARDOUR::BundleChannel) {}
134 virtual std::string disassociation_verb () const = 0;
135 virtual std::string channel_noun () const { return _("channel"); }
142 sigc::signal<void, Result> Finished;
146 /** We have two port group lists. One will be presented on the rows of the matrix,
147 the other on the columns. The PortMatrix chooses the arrangement based on which has
148 more ports in it. Subclasses must fill these two lists with the port groups that they
149 wish to present. The PortMatrix will arrange its layout such that signal flow is vaguely
150 from left to right as you go from list 0 to list 1. Hence subclasses which deal with
151 inputs and outputs should put outputs in list 0 and inputs in list 1. */
152 PortGroupList _ports[2];
153 ARDOUR::Session& _session;
157 void hscroll_changed ();
158 void vscroll_changed ();
159 void routes_changed ();
160 void reconnect_to_routes ();
161 void select_arrangement ();
162 void add_channel_proxy (boost::weak_ptr<ARDOUR::Bundle>);
163 void remove_channel_proxy (boost::weak_ptr<ARDOUR::Bundle>, uint32_t);
164 void rename_channel_proxy (boost::weak_ptr<ARDOUR::Bundle>, uint32_t);
165 void disassociate_all_on_channel (boost::weak_ptr<ARDOUR::Bundle>, uint32_t, int);
166 void setup_global_ports ();
167 void hide_group (boost::weak_ptr<PortGroup>);
168 void show_group (boost::weak_ptr<PortGroup>);
169 void toggle_show_only_bundles ();
170 bool on_scroll_event (GdkEventScroll *);
171 boost::shared_ptr<ARDOUR::IO> io_from_bundle (boost::shared_ptr<ARDOUR::Bundle>) const;
173 Gtk::Window* _parent;
175 /// port type that we are working with
176 ARDOUR::DataType _type;
177 std::vector<sigc::connection> _route_connections;
179 PortMatrixBody* _body;
180 Gtk::HScrollbar _hscroll;
181 Gtk::VScrollbar _vscroll;
183 Arrangement _arrangement;
186 int _min_height_divisor;
187 bool _show_only_bundles;
188 bool _inhibit_toggle_show_only_bundles;