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