Exemplo n.º 1
0
  public boolean isLayoutChanged() {
    Container defaultContainer =
        (Container) BeanSupport.getDefaultInstance(radContainer.getBeanClass());
    Container defaultContDelegate = radContainer.getContainerDelegate(defaultContainer);

    return layoutDelegate.isLayoutChanged(defaultContainer, defaultContDelegate);
  }
Exemplo n.º 2
0
  /**
   * Creation and initialization of a layout delegate for a new container.
   *
   * @param initialize
   * @return false if suitable layout delegate is not found
   * @throws java.lang.Exception
   * @throw IllegalArgumentException if the container instance is not empty
   */
  public boolean prepareLayoutDelegate(boolean initialize) throws Exception {
    LayoutSupportDelegate delegate = null;
    LayoutManager lmInstance = null;

    // first try to find a dedicated layout delegate (for the container)
    Class<?> layoutDelegateClass =
        LayoutSupportRegistry.getSupportClassForContainer(radContainer.getBeanClass());

    if (layoutDelegateClass != null) {
      delegate = (LayoutSupportDelegate) layoutDelegateClass.newInstance();
      /*
      if (!delegate.checkEmptyContainer(getPrimaryContainer())) {
          RuntimeException ex = new IllegalArgumentException();
          org.openide.ErrorManager.getDefault().annotate(
                  ex, AbstractLayoutSupport.getBundle().getString(
                          "MSG_ERR_NonEmptyContainer")); // NOI18N
          throw ex;
      }
      */
    } else {
      Container contDel = getPrimaryContainerDelegate();
      // if (contDel.getComponentCount() == 0) {
      // we can still handle only empty containers ...
      lmInstance = contDel.getLayout();
      delegate = LayoutSupportRegistry.createSupportForLayout(lmInstance.getClass());
      /*
      } else {
          RuntimeException ex = new IllegalArgumentException();
          org.openide.ErrorManager.getDefault().annotate(
                  ex, AbstractLayoutSupport.getBundle().getString(
                          "MSG_ERR_NonEmptyContainer")); // NOI18N
          throw ex;
      }
          */
    }

    if (delegate != null) {
      if (initialize) {
        setLayoutDelegate(delegate);
      } else {
        layoutDelegate = delegate;
        needInit = true;
        initializeFromInstance = lmInstance != null;
      }
      return true;
    } else {
      return false;
    }
  }