@Override
	public void componentDataChanged() {
		refreshGUIPackingValue();
		refreshGUIMinimumAlignmentValue();
		refreshGUIActualAlignmentValue();
		setCompositeSize(model.getLength());
	}
Constructor for a panel that has a blank line in unlocked mode and
composite name and description that are editable.

@param model
           the model for editing the composite data type
@param provider
           the editor provider furnishing this panel for editing.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/CompEditorPanel.java