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==== Using Listeners ==== | ==== Using Listeners ==== | ||
Also see [[Howto:Creating new Subsystems]]. | |||
void fgAddChangeListener (SGPropertyChangeListener * listener, const char * path); | void fgAddChangeListener (SGPropertyChangeListener * listener, const char * path); | ||
void fgAddChangeListener (SGPropertyChangeListener * listener, const char * path, int index); | void fgAddChangeListener (SGPropertyChangeListener * listener, const char * path, int index); |