public void setLocation(ProgramLocation location) {
		if (isFiringNavigationEvent) {
			return;
		}

		if (!followLocationChanges()) {
			return;
		}

		if (!isVisible()) {
			return;
		}

		doSetLocation(location);
	}
A variable used to restrict open-ended operations, like expanding all nodes or filtering.
Ghidra/Features/DecompilerDependent/src/main/java/ghidra/app/plugin/core/decompiler/taint/TaintSliceTreeProvider.java