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Diffstat (limited to 'libs/ardour/ardour/configuration_variable.h')
| -rw-r--r-- | libs/ardour/ardour/configuration_variable.h | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/libs/ardour/ardour/configuration_variable.h b/libs/ardour/ardour/configuration_variable.h deleted file mode 100644 index a61283ecd0..0000000000 --- a/libs/ardour/ardour/configuration_variable.h +++ /dev/null @@ -1,184 +0,0 @@ -/* - Copyright (C) 2000-2007 Paul Davis - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - -*/ - -#ifndef __ardour_configuration_variable_h__ -#define __ardour_configuration_variable_h__ - -#include <sstream> -#include <ostream> -#include <iostream> - -#include <pbd/xml++.h> - -namespace ARDOUR { - -class ConfigVariableBase { - public: - enum Owner { - Default = 0x1, - System = 0x2, - Config = 0x4, - Session = 0x8, - Interface = 0x10 - }; - - ConfigVariableBase (std::string str) : _name (str), _owner (Default) {} - virtual ~ConfigVariableBase() {} - - std::string name() const { return _name; } - Owner owner() const { return _owner; } - - virtual void add_to_node (XMLNode& node) = 0; - virtual bool set_from_node (const XMLNode& node, Owner owner) = 0; - - void show_stored_value (const std::string&); - static void set_show_stored_values (bool yn); - - protected: - std::string _name; - Owner _owner; - static bool show_stores; - - void notify (); - void miss (); -}; - -template<class T> -class ConfigVariable : public ConfigVariableBase -{ - public: - ConfigVariable (std::string str) : ConfigVariableBase (str) {} - ConfigVariable (std::string str, T val) : ConfigVariableBase (str), value (val) {} - - virtual bool set (T val, Owner owner = ARDOUR::ConfigVariableBase::Config) { - if (val == value) { - miss (); - return false; - } - value = val; - _owner = (ConfigVariableBase::Owner)(_owner |owner); - notify (); - return true; - } - - T get() const { - return value; - } - - void add_to_node (XMLNode& node) { - std::stringstream ss; - ss << value; - show_stored_value (ss.str()); - XMLNode* child = new XMLNode ("Option"); - child->add_property ("name", _name); - child->add_property ("value", ss.str()); - node.add_child_nocopy (*child); - } - - bool set_from_node (const XMLNode& node, Owner owner) { - - if (node.name() == "Config") { - - /* ardour.rc */ - - const XMLProperty* prop; - XMLNodeList nlist; - XMLNodeConstIterator niter; - XMLNode* child; - - nlist = node.children(); - - for (niter = nlist.begin(); niter != nlist.end(); ++niter) { - - child = *niter; - - if (child->name() == "Option") { - if ((prop = child->property ("name")) != 0) { - if (prop->value() == _name) { - if ((prop = child->property ("value")) != 0) { - std::stringstream ss; - ss << prop->value(); - ss >> value; - _owner = (ConfigVariableBase::Owner)(_owner |owner); - return true; - } - } - } - } - } - - } else if (node.name() == "Options") { - - /* session file */ - - XMLNodeList olist; - XMLNodeConstIterator oiter; - XMLNode* option; - const XMLProperty* opt_prop; - - olist = node.children(); - - for (oiter = olist.begin(); oiter != olist.end(); ++oiter) { - - option = *oiter; - - if (option->name() == _name) { - if ((opt_prop = option->property ("val")) != 0) { - std::stringstream ss; - ss << opt_prop->value(); - ss >> value; - _owner = (ConfigVariableBase::Owner)(_owner |owner); - return true; - } - } - } - } - - return false; - } - - protected: - virtual T get_for_save() { return value; } - T value; -}; - -template<class T> -class ConfigVariableWithMutation : public ConfigVariable<T> -{ - public: - ConfigVariableWithMutation (std::string name, T val, T (*m)(T)) - : ConfigVariable<T> (name, val), mutator (m) {} - - bool set (T val, ConfigVariableBase::Owner owner) { - if (unmutated_value != val) { - unmutated_value = val; - return ConfigVariable<T>::set (mutator (val), owner); - } - return false; - } - - protected: - virtual T get_for_save() { return unmutated_value; } - T unmutated_value; - T (*mutator)(T); -}; - -} - -#endif /* __ardour_configuration_variable_h__ */ |