diff options
Diffstat (limited to 'libs/ardour/ardour/configuration_variable.h')
| -rw-r--r-- | libs/ardour/ardour/configuration_variable.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libs/ardour/ardour/configuration_variable.h b/libs/ardour/ardour/configuration_variable.h index 6f0a8a3571..8710369a64 100644 --- a/libs/ardour/ardour/configuration_variable.h +++ b/libs/ardour/ardour/configuration_variable.h @@ -27,9 +27,13 @@ class ConfigVariableBase { virtual void add_to_node (XMLNode& node) = 0; virtual bool set_from_node (const XMLNode& node, Owner owner) = 0; + protected: std::string _name; Owner _owner; + + void notify (); + void miss (); }; template<class T> @@ -41,10 +45,12 @@ class ConfigVariable : public ConfigVariableBase virtual bool set (T val, Owner owner) { if (val == value) { + miss (); return false; } value = val; _owner = (ConfigVariableBase::Owner)(_owner |owner); + notify (); return true; } @@ -55,6 +61,7 @@ class ConfigVariable : public ConfigVariableBase void add_to_node (XMLNode& node) { std::stringstream ss; ss << value; + cerr << "Config variable " << _name << " stored as " << ss.str() << endl; XMLNode* child = new XMLNode ("Option"); child->add_property ("name", _name); child->add_property ("value", ss.str()); |