libs/pbd/property_list.cc

   1 /*
   2     Copyright (C) 2010 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 "pbd/debug.h"
  21 #include "pbd/compose.h"
  22 #include "pbd/property_list.h"
  23 #include "pbd/xml++.h"
  24
  25 using namespace PBD;
  26
  27 PropertyList::PropertyList()
  28         : _property_owner (true)
  29 {
  30 }
  31
  32 PropertyList::~PropertyList ()
  33 {
  34         if (_property_owner) {
  35                 for (iterator i = begin (); i != end (); ++i) {
  36                         delete i->second;
  37                 }
  38         }
  39 }
  40
  41 void
  42 PropertyList::add_history_state (XMLNode* history_node)
  43 {
  44         for (const_iterator i = begin(); i != end(); ++i) {
  45                 DEBUG_TRACE (DEBUG::Properties, string_compose ("Add before/after to %1 for %2\n",
  46                                                                 history_node->name(),
  47                                                                 i->second->property_name()));
  48                 i->second->add_history_state (history_node);
  49         }
  50 }
  51
  52 bool
  53 PropertyList::add (PropertyBase* prop)
  54 {
  55         return insert (value_type (prop->property_id(), prop)).second;
  56 }
  57
  58 OwnedPropertyList::OwnedPropertyList ()
  59 {
  60         _property_owner = false;
  61 }
  62
  63 bool
  64 OwnedPropertyList::add (PropertyBase& p)
  65 {
  66         return insert (value_type (p.property_id (), &p)).second;
  67 }
  68
  69