initial pass at session-renaming functionality
[ardour.git] / libs / ardour / configuration.cc
1 /*
2     Copyright (C) 1999-2009 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 #include <iostream>
21
22 #include "pbd/compose.h"
23
24 #include "ardour/configuration.h"
25 #include "ardour/debug.h"
26
27 using namespace ARDOUR;
28 using namespace std;
29 using namespace PBD;
30
31 Configuration::Configuration ()
32 {
33 }
34
35 Configuration::~Configuration ()
36 {
37 }
38
39 void
40 ConfigVariableBase::add_to_node (XMLNode& node)
41 {
42         const std::string v = get_as_string ();
43         DEBUG_TRACE (DEBUG::Configuration, string_compose ("Config variable %1 stored as [%2]\n", _name, v));
44         XMLNode* child = new XMLNode ("Option");
45         child->add_property ("name", _name);
46         child->add_property ("value", v);
47         node.add_child_nocopy (*child);
48 }
49
50 bool
51 ConfigVariableBase::set_from_node (XMLNode const & node)
52 {
53         if (node.name() == "Config" || node.name() == "Canvas" || node.name() == "UI") {
54
55                 /* ardour.rc */
56
57                 const XMLProperty* prop;
58                 XMLNodeList nlist;
59                 XMLNodeConstIterator niter;
60                 XMLNode* child;
61
62                 nlist = node.children();
63
64                 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
65
66                         child = *niter;
67
68                         if (child->name() == "Option") {
69                                 if ((prop = child->property ("name")) != 0) {
70                                         if (prop->value() == _name) {
71                                                 if ((prop = child->property ("value")) != 0) {
72                                                         if (_name == "audio-search-path") {
73                                                                 sleep (1);
74                                                         }
75                                                         set_from_string (prop->value());
76                                                         return true;
77                                                 }
78                                         }
79                                 }
80                         }
81                 }
82
83         } else if (node.name() == "Options") {
84
85                 /* session file */
86
87                 XMLNodeList olist;
88                 XMLNodeConstIterator oiter;
89                 XMLNode* option;
90                 const XMLProperty* opt_prop;
91
92                 olist = node.children();
93
94                 for (oiter = olist.begin(); oiter != olist.end(); ++oiter) {
95
96                         option = *oiter;
97
98                         if (option->name() == _name) {
99                                 if ((opt_prop = option->property ("val")) != 0) {
100                                         set_from_string (opt_prop->value());
101                                         return true;
102                                 }
103                         }
104                 }
105         }
106
107         return false;
108 }
109
110 void
111 ConfigVariableBase::notify ()
112 {
113         // placeholder for any debugging desired when a config variable is modified
114 }
115
116 void
117 ConfigVariableBase::miss ()
118 {
119         // placeholder for any debugging desired when a config variable
120         // is set but to the same value as it already has
121 }
122