/**
* Searches for the first occurence of a channel with numerical ID <code>id</code>.
*
* @return The first occurence of a channel with numerical ID <code>id</code> or <code>null</code>
* if there is no channel with numerical ID <code>id</code>.
*/
public JSChannel findChannel(int id) {
if (id < 0) return null;
for (JSChannelsPane cp : getChannelsPaneList()) {
for (JSChannel c : cp.getChannels()) if (c.getChannelID() == id) return c;
}
return null;
}
/**
* Removes the first occurence of a channel with numerical ID <code>id</code>. This method is
* invoked when a sampler channel is removed in the back-end.
*
* @return The removed channel or <code>null</code> if there is no channel with numerical ID
* <code>id</code>.
*/
public JSChannel removeChannel(int id) {
if (id < 0) return null;
for (JSChannelsPane cp : getChannelsPaneList()) {
for (JSChannel c : cp.getChannels()) {
if (c.getChannelID() == id) {
cp.removeChannel(c);
return c;
}
}
}
return null;
}