libs/ardour/session_configuration.cc

   1 /*
   2     Copyright (C) 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 "ardour/types.h"
  21 #include "ardour/utils.h"
  22 #include "ardour/session_configuration.h"
  23 #include "ardour/ardour.h"
  24 #include "i18n.h"
  25
  26 using namespace ARDOUR;
  27 using namespace PBD;
  28
  29 SessionConfiguration::SessionConfiguration ()
  30         :
  31 /* construct variables */
  32 #undef  CONFIG_VARIABLE
  33 #undef  CONFIG_VARIABLE_SPECIAL
  34 #define CONFIG_VARIABLE(Type,var,name,value) var (name,value),
  35 #define CONFIG_VARIABLE_SPECIAL(Type,var,name,value,mutator) var (name,value,mutator),
  36 #include "ardour/session_configuration_vars.h"
  37 #undef  CONFIG_VARIABLE
  38 #undef  CONFIG_VARIABLE_SPECIAL
  39         foo (0)
  40 {
  41
  42 }
  43
  44 XMLNode&
  45 SessionConfiguration::get_state ()
  46 {
  47         XMLNode* root;
  48         LocaleGuard lg (X_("POSIX"));
  49
  50         root = new XMLNode ("Ardour");
  51         root->add_child_nocopy (get_variables ());
  52
  53         return *root;
  54 }
  55
  56
  57 XMLNode&
  58 SessionConfiguration::get_variables ()
  59 {
  60         XMLNode* node;
  61         LocaleGuard lg (X_("POSIX"));
  62
  63         node = new XMLNode ("Config");
  64
  65 #undef  CONFIG_VARIABLE
  66 #undef  CONFIG_VARIABLE_SPECIAL
  67 #define CONFIG_VARIABLE(type,var,Name,value) \
  68         var.add_to_node (*node);
  69 #define CONFIG_VARIABLE_SPECIAL(type,var,Name,value,mutator) \
  70         var.add_to_node (*node);
  71 #include "ardour/session_configuration_vars.h"
  72 #undef  CONFIG_VARIABLE
  73 #undef  CONFIG_VARIABLE_SPECIAL
  74
  75         return *node;
  76 }
  77
  78
  79 int
  80 SessionConfiguration::set_state (XMLNode const& root, int /*version*/)
  81 {
  82         if (root.name() != "Ardour") {
  83                 return -1;
  84         }
  85
  86         for (XMLNodeConstIterator i = root.children().begin(); i != root.children().end(); ++i) {
  87                 if ((*i)->name() == "Config") {
  88                         set_variables (**i);
  89                 }
  90         }
  91
  92         return 0;
  93 }
  94
  95 void
  96 SessionConfiguration::set_variables (const XMLNode& node)
  97 {
  98 #undef  CONFIG_VARIABLE
  99 #undef  CONFIG_VARIABLE_SPECIAL
 100 #define CONFIG_VARIABLE(type,var,name,value) \
 101         if (var.set_from_node (node)) { \
 102                 ParameterChanged (name);                  \
 103         }
 104 #define CONFIG_VARIABLE_SPECIAL(type,var,name,value,mutator) \
 105         if (var.set_from_node (node)) {    \
 106                 ParameterChanged (name);                     \
 107         }
 108
 109 #include "ardour/session_configuration_vars.h"
 110 #undef  CONFIG_VARIABLE
 111 #undef  CONFIG_VARIABLE_SPECIAL
 112
 113 }
 114 void
 115 SessionConfiguration::map_parameters (boost::function<void (std::string)>& functor)
 116 {
 117 #undef  CONFIG_VARIABLE
 118 #undef  CONFIG_VARIABLE_SPECIAL
 119 #define CONFIG_VARIABLE(type,var,name,value)                 functor (name);
 120 #define CONFIG_VARIABLE_SPECIAL(type,var,name,value,mutator) functor (name);
 121 #include "ardour/session_configuration_vars.h"
 122 #undef  CONFIG_VARIABLE
 123 #undef  CONFIG_VARIABLE_SPECIAL
 124 }