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"
34 /** The `port matrix' UI. This is a widget which lets the user alter
35 * associations between one set of ports and another. e.g. to connect
38 * It is made up of a body, PortMatrixBody, which is rendered using cairo,
39 * and some scrollbars and other stuff. All of this is arranged inside the
40 * Table that we inherit from.
49 class PortMatrix : public Gtk::Table
52 PortMatrix (ARDOUR::Session&, ARDOUR::DataType);
55 void set_type (ARDOUR::DataType);
57 ARDOUR::DataType type () const {
61 void disassociate_all ();
62 void setup_scrollbars ();
64 std::pair<boost::shared_ptr<PortGroup>, ARDOUR::BundleChannel>,
65 std::pair<boost::shared_ptr<PortGroup>, ARDOUR::BundleChannel>,
69 int min_height_divisor () const {
70 return _min_height_divisor;
72 void set_min_height_divisor (int f) {
73 _min_height_divisor = f;
77 TOP_TO_RIGHT, ///< column labels on top, row labels to the right
78 LEFT_TO_BOTTOM ///< row labels to the left, column labels on the bottom
81 /** @return Arrangement in use */
82 Arrangement arrangement () const {
86 bool show_only_bundles () const {
87 return _show_only_bundles;
90 PortGroupList const * columns () const;
92 /** @return index into the _ports array for the list which is displayed as columns */
93 int column_index () const {
97 PortGroupList const * rows () const;
99 /** @return index into the _ports array for the list which is displayed as rows */
100 int row_index () const {
104 PortGroupList const * ports (int d) const {
109 virtual void setup_ports (int) = 0;
110 void setup_all_ports ();
112 std::pair<uint32_t, uint32_t> max_size () const;
113 void setup_max_size ();
114 sigc::signal<void> MaxSizeChanged;
116 /** @param c Channels; where c[0] is from _ports[0] and c[1] is from _ports[1].
117 * @param s New state.
119 virtual void set_state (ARDOUR::BundleChannel c[2], bool s) = 0;
121 /** @param c Channels; where c[0] is from _ports[0] and c[1] is from _ports[1].
124 virtual PortMatrixNode::State get_state (ARDOUR::BundleChannel c[2]) const = 0;
125 virtual bool list_is_global (int) const = 0;
127 virtual void add_channel (boost::shared_ptr<ARDOUR::Bundle>) = 0;
128 virtual bool can_remove_channels (int) const = 0;
129 virtual void remove_channel (ARDOUR::BundleChannel) = 0;
130 virtual bool can_rename_channels (int) const = 0;
131 virtual void rename_channel (ARDOUR::BundleChannel) {}
132 virtual std::string disassociation_verb () const = 0;
139 sigc::signal<void, Result> Finished;
143 /** We have two port group lists. One will be presented on the rows of the matrix,
144 the other on the columns. The PortMatrix chooses the arrangement based on which has
145 more ports in it. Subclasses must fill these two lists with the port groups that they
146 wish to present. The PortMatrix will arrange its layout such that signal flow is vaguely
147 from left to right as you go from list 0 to list 1. Hence subclasses which deal with
148 inputs and outputs should put outputs in list 0 and inputs in list 1. */
149 PortGroupList _ports[2];
150 ARDOUR::Session& _session;
154 void hscroll_changed ();
155 void vscroll_changed ();
156 void routes_changed ();
157 void reconnect_to_routes ();
158 void select_arrangement ();
159 void remove_channel_proxy (boost::weak_ptr<ARDOUR::Bundle>, uint32_t);
160 void rename_channel_proxy (boost::weak_ptr<ARDOUR::Bundle>, uint32_t);
161 void disassociate_all_on_channel (boost::weak_ptr<ARDOUR::Bundle>, uint32_t, int);
162 void setup_global_ports ();
163 void hide_group (boost::weak_ptr<PortGroup>);
164 void show_group (boost::weak_ptr<PortGroup>);
165 void toggle_show_only_bundles ();
166 bool on_scroll_event (GdkEventScroll *);
168 /// port type that we are working with
169 ARDOUR::DataType _type;
170 std::vector<sigc::connection> _route_connections;
172 PortMatrixBody* _body;
173 Gtk::HScrollbar _hscroll;
174 Gtk::VScrollbar _vscroll;
176 Arrangement _arrangement;
179 int _min_height_divisor;
180 bool _show_only_bundles;
181 bool _inhibit_toggle_show_only_bundles;