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Add std::string specialization for ConfigVariableWithMutation which handles spaces correctly. Fixes #3541.

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git-svn-id: svn://localhost/ardour2/branches/3.0@8052 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2010-11-17 12:25:44 +00:00
parent c0539c0673
commit 7f9cab8c28
1 changed files with 25 additions and 0 deletions
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25
libs/ardour/ardour/configuration_variable.h
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@ -154,6 +154,31 @@ class ConfigVariableWithMutation : public ConfigVariable<T>
T (*mutator)(T);
};
template<>
class ConfigVariableWithMutation<std::string> : public ConfigVariable<std::string>
{
public:
ConfigVariableWithMutation (std::string name, std::string val, std::string (*m)(std::string))
: ConfigVariable<std::string> (name, val), mutator (m) {}
bool set (std::string val) {
if (unmutated_value != val) {
unmutated_value = val;
return ConfigVariable<std::string>::set (mutator (val));
}
return false;
}
void set_from_string (std::string const & s) {
set (s);
}
protected:
virtual std::string get_for_save() { return unmutated_value; }
std::string unmutated_value;
std::string (*mutator)(std::string);
};
}
#endif /* __ardour_configuration_variable_h__ */