2 Copyright (C) 1999-2006 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.
22 #include <cstdio> /* for snprintf, grrr */
24 #include <pbd/failed_constructor.h>
25 #include <pbd/xml++.h>
27 #include <ardour/ardour.h>
28 #include <ardour/audio_library.h>
29 #include <ardour/configuration.h>
30 #include <ardour/audio_diskstream.h>
31 #include <ardour/destructive_filesource.h>
32 #include <ardour/control_protocol_manager.h>
36 using namespace ARDOUR;
40 /* this is global so that we do not have to indirect through an object pointer
45 float speed_quietning = 0.251189; // -12dB reduction for ffwd or rewind
48 Configuration::Configuration ()
50 /* construct variables */
51 #undef CONFIG_VARIABLE
52 #undef CONFIG_VARIABLE_SPECIAL
53 #define CONFIG_VARIABLE(Type,var,name,value) var (name,value),
54 #define CONFIG_VARIABLE_SPECIAL(Type,var,name,value,mutator) var (name,value,mutator),
55 #include "ardour/configuration_vars.h"
56 #undef CONFIG_VARIABLE
57 #undef CONFIG_VARIABLE_SPECIAL
59 user_configuration (false)
61 _control_protocol_state = 0;
64 Configuration::~Configuration ()
69 Configuration::load_state ()
73 /* load system configuration first */
75 rcfile = find_config_file ("ardour_system.rc");
77 if (rcfile.length()) {
81 cerr << string_compose (_("loading system configuration file %1"), rcfile) << endl;
83 if (!tree.read (rcfile.c_str())) {
84 error << string_compose(_("Ardour: cannot read system configuration file \"%1\""), rcfile) << endmsg;
88 if (set_state (*tree.root())) {
89 error << string_compose(_("Ardour: system configuration file \"%1\" not loaded successfully."), rcfile) << endmsg;
94 /* from this point on, all configuration changes are user driven */
96 user_configuration = true;
98 /* now load configuration file for user */
100 rcfile = find_config_file ("ardour.rc");
102 if (rcfile.length()) {
106 cerr << string_compose (_("loading user configuration file %1"), rcfile) << endl;
108 if (!tree.read (rcfile)) {
109 error << string_compose(_("Ardour: cannot read configuration file \"%1\""), rcfile) << endmsg;
113 if (set_state (*tree.root())) {
114 error << string_compose(_("Ardour: user configuration file \"%1\" not loaded successfully."), rcfile) << endmsg;
123 Configuration::save_state()
128 /* Note: this only writes the per-user file, and therefore
129 only saves variables marked as user-set or modified
132 rcfile = get_user_ardour_path ();
133 rcfile += "ardour.rc";
135 if (rcfile.length()) {
136 tree.set_root (&state (true));
137 if (!tree.write (rcfile.c_str())){
138 error << string_compose (_("Config file %1 not saved"), rcfile) << endmsg;
147 Configuration::get_state ()
149 return state (false);
153 Configuration::state (bool user_only)
155 XMLNode* root = new XMLNode("Ardour");
156 LocaleGuard lg (X_("POSIX"));
158 typedef map<string, MidiPortDescriptor*>::const_iterator CI;
159 for(CI m = midi_ports.begin(); m != midi_ports.end(); ++m){
160 root->add_child_nocopy(m->second->get_state());
163 XMLNode* node = new XMLNode("Config");
165 #undef CONFIG_VARIABLE
166 #undef CONFIG_VARIABLE_SPECIAL
167 #define CONFIG_VARIABLE(type,var,name,value) \
168 if (!user_only || var.is_user()) var.add_to_node (*node);
169 #define CONFIG_VARIABLE_SPECIAL(type,var,name,value,mutator) \
170 if (!user_only || var.is_user()) var.add_to_node (*node);
171 #include "ardour/configuration_vars.h"
172 #undef CONFIG_VARIABLE
173 #undef CONFIG_VARIABLE_SPECIAL
175 root->add_child_nocopy (*node);
178 root->add_child_copy (*_extra_xml);
181 root->add_child_nocopy (ControlProtocolManager::instance().get_state());
182 root->add_child_nocopy (Library->get_state());
188 Configuration::set_state (const XMLNode& root)
190 if (root.name() != "Ardour") {
194 XMLNodeList nlist = root.children();
195 XMLNodeConstIterator niter;
198 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
202 if (node->name() == "MIDI-port") {
205 pair<string,MidiPortDescriptor*> newpair;
206 newpair.second = new MidiPortDescriptor (*node);
207 newpair.first = newpair.second->tag;
208 midi_ports.insert (newpair);
211 catch (failed_constructor& err) {
212 warning << _("ill-formed MIDI port specification in ardour rcfile (ignored)") << endmsg;
215 } else if (node->name() == "Config") {
217 #undef CONFIG_VARIABLE
218 #undef CONFIG_VARIABLE_SPECIAL
219 #define CONFIG_VARIABLE(type,var,name,value) \
220 var.set_from_node (*node); \
221 var.set_is_user (user_configuration);
222 #define CONFIG_VARIABLE_SPECIAL(type,var,name,value,mutator) \
223 var.set_from_node (*node); \
224 var.set_is_user (user_configuration);
225 #include "ardour/configuration_vars.h"
226 #undef CONFIG_VARIABLE
227 #undef CONFIG_VARIABLE_SPECIAL
229 } else if (node->name() == "extra") {
230 _extra_xml = new XMLNode (*node);
232 } else if (node->name() == ControlProtocolManager::state_node_name) {
233 _control_protocol_state = new XMLNode (*node);
234 } else if (node->name() == AudioLibrary::state_node_name) {
235 Library->set_state (*node);
239 AudioDiskstream::set_disk_io_chunk_frames (minimum_disk_io_bytes.get() / sizeof (Sample));
244 Configuration::MidiPortDescriptor::MidiPortDescriptor (const XMLNode& node)
246 const XMLProperty *prop;
247 bool have_tag = false;
248 bool have_device = false;
249 bool have_type = false;
250 bool have_mode = false;
252 if ((prop = node.property ("tag")) != 0) {
257 if ((prop = node.property ("device")) != 0) {
258 device = prop->value();
262 if ((prop = node.property ("type")) != 0) {
263 type = prop->value();
267 if ((prop = node.property ("mode")) != 0) {
268 mode = prop->value();
272 if (!have_tag || !have_device || !have_type || !have_mode) {
273 throw failed_constructor();
278 Configuration::MidiPortDescriptor::get_state()
280 XMLNode* root = new XMLNode("MIDI-port");
282 root->add_property("tag", tag);
283 root->add_property("device", device);
284 root->add_property("type", type);
285 root->add_property("mode", mode);