private DataTypeComponent getDataTypeComponent(Point p) {
		BitAttributes attrs = placementComponent.getBitAttributes(p);
		if (attrs != null) {
			return attrs.getDataTypeComponent(true);
		}
		return null;
	}
@return true if actively adding a bitfield
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/BitFieldEditorPanel.java