public void setActive(boolean b) {
		this.isActive = b;
		fidFileManager.activeStateChanged(this);
	}
Sets the active state of the FidFile. FidFiles that are not active will not be used
when Function ID analysis is performed.
@param b the active state to set it to.
Ghidra/Features/FunctionID/src/main/java/ghidra/feature/fid/db/FidFile.java