private boolean isValidRegionSettings() {
		for (SearchRegion region : settings.getSelectedMemoryRegions()) {
			if (!regionChoices.contains(region)) {
				return false;
			}
		}
		return true;
	}
Maintains the state of all the settings and controls for the memory search window.
Ghidra/Features/Base/src/main/java/ghidra/features/base/memsearch/gui/SearchGuiModel.java