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Add TouchChanged signal (and re-indent)

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Robin Gareus 2017-07-26 22:57:43 +02:00 committed by Paul Davis
parent c4a5ad33a5
commit dc83dc7b58
1 changed files with 21 additions and 17 deletions
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38
libs/pbd/pbd/controllable.h
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@ -95,13 +95,13 @@ public:
/** Get and Set `internal' value
*
* All derived classes must implement this.
*
* Basic derived classes will ignore @param group_override,
* but more sophisticated children, notably those that
* proxy the value setting logic via an object that is aware of group
* relationships between this control and others, will find it useful.
*/
virtual void set_value (double, GroupControlDisposition group_override) = 0;
*
* Basic derived classes will ignore @param group_override,
* but more sophisticated children, notably those that
* proxy the value setting logic via an object that is aware of group
* relationships between this control and others, will find it useful.
*/
virtual void set_value (double, GroupControlDisposition group_override) = 0;
virtual double get_value (void) const = 0;
/** This is used when saving state. By default it just calls
@ -140,23 +140,28 @@ public:
std::string name() const { return _name; }
bool touching () const { return _touching; }
PBD::Signal0<void> TouchChanged;
bool is_toggle() const { return _flags & Toggle; }
bool is_gain_like() const { return _flags & GainLike; }
virtual double lower() const { return 0.0; }
virtual double upper() const { return 1.0; }
virtual double normal() const { return 0.0; } //the default value
virtual double lower() const { return 0.0; }
virtual double upper() const { return 1.0; }
virtual double normal() const { return 0.0; } //the default value
Flag flags() const { return _flags; }
void set_flags (Flag f);
static Controllable* by_id (const PBD::ID&);
static Controllable* by_name (const std::string&);
static const std::string xml_node_name;
static const std::string xml_node_name;
protected:
void set_touching (bool yn) { _touching = yn; }
void set_touching (bool yn) {
if (_touching == yn) { return; }
_touching = yn;
TouchChanged (); /* EMIT SIGNAL */
}
private:
@ -169,17 +174,16 @@ private:
static void remove (Controllable*);
typedef std::set<PBD::Controllable*> Controllables;
static Glib::Threads::RWLock registry_lock;
static Glib::Threads::RWLock registry_lock;
static Controllables registry;
};
/* a utility class for the occasions when you need but do not have
a Controllable
*/
* a Controllable
*/
class LIBPBD_API IgnorableControllable : public Controllable
{
public:
public:
IgnorableControllable () : PBD::Controllable ("ignoreMe") {}
~IgnorableControllable () {}