Java Code Examples for com.google.gwt.dom.client.Element#appendChild()

@Override
public ContentNode renderSequence(
    ReadableDocumentView<ContentNode, ContentElement, ContentTextNode> view,
    ContentNode firstItem, ContentNode stopAt, Element dstParent,
    SelectionMatcher selectionMatcher) {
  if (firstItem instanceof ContentElement) {
    EditorStaticDeps.logger.trace().log(
        "deep cloning: " + ((ContentElement) firstItem).getTagName());
  }
  Node implNodelet = firstItem.getImplNodelet();
  Node clone = (implNodelet != null ? implNodelet.cloneNode(true) : null);
  if (clone != null) {
    dstParent.appendChild(clone);
    selectionMatcher.maybeNoteHtml(firstItem, clone);
  } else {
    selectionMatcher.noteSelectionInNode(firstItem, dstParent, true);
  }

  return firstItem;
}
 

/**
 * Ensures the given container contains exactly one child, the given one.
 * Provides the important property that if the container is already the parent
 * of the given child, then the child is not removed and re-added, it is left
 * there; any siblings, if present, are removed.
 *
 * @param container
 * @param child
 */
public static void setOnlyChild(Element container, Node child) {
  if (child.getParentElement() != container) {
    // simple case
    emptyElement(container);
    container.appendChild(child);
  } else {
    // tricky case - avoid removing then re-appending the same child
    while (child.getNextSibling() != null) {
      child.getNextSibling().removeFromParent();
    }
    while (child.getPreviousSibling() != null) {
      child.getPreviousSibling().removeFromParent();
    }
  }
}
 

/**
  * Add back in the impl nodelets of the children.
  *
  * Override this to provide specific functionality as needed. For example,
  * ensuring certain children live in certain specific locations of the
  * doodad's dom.
  */
protected void reattachImplChildren() {
  ContentView renderedContent = getRenderedContentView();
  Element container = getContainerNodelet();
  if (container != null) {
    while (container.getFirstChild() != null) {
      container.getFirstChild().removeFromParent();
    }
    for (ContentNode node = renderedContent.getFirstChild(this); node != null;
        node = renderedContent.getNextSibling(node)) {
      container.appendChild(node.getImplNodelet());
    }
  } else {
    EditorStaticDeps.logger.error().log(
        "You need to override this method for your doodad: " + tagName);
  }
}
 

/**
 * Ensures the given container contains exactly one child, the given one.
 * Provides the important property that if the container is already the parent
 * of the given child, then the child is not removed and re-added, it is left
 * there; any siblings, if present, are removed.
 *
 * @param container
 * @param child
 */
public static void setOnlyChild(Element container, Node child) {
  if (child.getParentElement() != container) {
    // simple case
    emptyElement(container);
    container.appendChild(child);
  } else {
    // tricky case - avoid removing then re-appending the same child
    while (child.getNextSibling() != null) {
      child.getNextSibling().removeFromParent();
    }
    while (child.getPreviousSibling() != null) {
      child.getPreviousSibling().removeFromParent();
    }
  }
}
 

/**
  * Add back in the impl nodelets of the children.
  *
  * Override this to provide specific functionality as needed. For example,
  * ensuring certain children live in certain specific locations of the
  * doodad's dom.
  */
protected void reattachImplChildren() {
  ContentView renderedContent = getRenderedContentView();
  Element container = getContainerNodelet();
  if (container != null) {
    while (container.getFirstChild() != null) {
      container.getFirstChild().removeFromParent();
    }
    for (ContentNode node = renderedContent.getFirstChild(this); node != null;
        node = renderedContent.getNextSibling(node)) {
      container.appendChild(node.getImplNodelet());
    }
  } else {
    EditorStaticDeps.logger.error().log(
        "You need to override this method for your doodad: " + tagName);
  }
}
 

protected void print(final TableInterface data) {
	final DataTable table = new DataTable(data);
	Element headerRow = table.getRowFormatter().getElement(0);
	Element tableElement = table.getElement();
	Element thead = DOM.createTHead();
	tableElement.insertFirst(thead);
	headerRow.getParentElement().removeChild(headerRow);
	thead.appendChild(headerRow);
	Page page = new Page() {
		@Override
		public String getName() {
			return data.getName();
		}
		@Override
		public String getUser() {
			return "";
		}
		@Override
		public String getSession() {
			return "";
		}
		@Override
		public Element getBody() {
			return table.getElement();
		}
	};
	ToolBox.print(page);
}
 

private ContentNode renderAndAppendParagraph(
    ReadableDocumentView<ContentNode, ContentElement, ContentTextNode> contentView,
    Element dest, ContentNode child, SelectionMatcher selectionMatcher) {
  PasteFormatRenderer.renderChildren(contentView, dest, child,
      selectionMatcher);

  Element br = Document.get().createBRElement();
  dest.appendChild(br);

  selectionMatcher.maybeNoteHtml(child, br);
  return child;
}
 

/**
 * {@link #fillBufferAndSetSelection(Node, PointRange, XmlStringBuilder, Iterable, boolean)
 * same as above, but with the entire fragment. }
 *
 * @param htmlFragment
 * @param waveXml
 * @param normalizedAnnotation
 */
public void fillBufferAndSetSelection(Node htmlFragment, XmlStringBuilder waveXml,
    Iterable<RangedAnnotation<String>> normalizedAnnotation, boolean restoreSelection) {
  Element parent = Document.get().createDivElement();
  parent.appendChild(htmlFragment);
  PointRange<Node> selection =
      new PointRange<Node>(Point.inElement(parent, htmlFragment), Point.<Node> end(parent));
  fillBufferAndSetSelection(parent, selection, waveXml, normalizedAnnotation, restoreSelection);
}
 

/** Adds internal html of deleted contents to a diff element. */
public void setInnards(ContentElement element, List<Element> deletedStuff) {
  Element nodelet = element.getContainerNodelet(); // first find DOM element
  for (Element e : deletedStuff) {
    nodelet.appendChild(e);
  }
}
 

/**
 * Default constructor
 */
SuggestionPopup() {
	super(true, false);
	debug("VComboBoxMultiselect.SP: constructor()");
	setOwner(VComboBoxMultiselect.this);
	this.menu = new SuggestionMenu();
	setWidget(this.menu);

	getElement().getStyle()
		.setZIndex(Z_INDEX);

	final Element root = getContainerElement();

	this.up.setInnerHTML("<span>Prev</span>");
	DOM.sinkEvents(this.up, Event.ONCLICK);

	this.down.setInnerHTML("<span>Next</span>");
	DOM.sinkEvents(this.down, Event.ONCLICK);

	root.insertFirst(this.up);
	root.appendChild(this.down);
	root.appendChild(this.status);

	DOM.sinkEvents(root, Event.ONMOUSEDOWN | Event.ONMOUSEWHEEL);
	addCloseHandler(this);

	Roles.getListRole()
		.set(getElement());

	setPreviewingAllNativeEvents(true);
}
 

private void addMetaElements() {
	logger.info("Add viewport");
	MetaElement element = Document.get().createMetaElement();
	element.setName("viewport");
	element.setContent("width=device-width, initial-scale=1.0");

	NodeList<Element> node = Document.get().getElementsByTagName("head");
	Element elementHead = node.getItem(0);
	elementHead.appendChild(element);
}
 

/**
 * @param range
 * @param element
 * @return input range collapsed at end of element
 */
private JsTextRangeIE collapseAtEnd(JsTextRangeIE range, Element element) {
  try {
    element.appendChild(setter);
    return collapseBeforeSetter(range);
  } finally {
    setter.removeFromParent();
  }
}
 

private ContentNode renderAndAppendParagraph(
    ReadableDocumentView<ContentNode, ContentElement, ContentTextNode> contentView,
    Element dest, ContentNode child, SelectionMatcher selectionMatcher) {
  PasteFormatRenderer.renderChildren(contentView, dest, child,
      selectionMatcher);

  Element br = Document.get().createBRElement();
  dest.appendChild(br);

  selectionMatcher.maybeNoteHtml(child, br);
  return child;
}
 

/**
 * {@link #fillBufferAndSetSelection(Node, PointRange, XmlStringBuilder, Iterable, boolean)
 * same as above, but with the entire fragment. }
 *
 * @param htmlFragment
 * @param waveXml
 * @param normalizedAnnotation
 */
public void fillBufferAndSetSelection(Node htmlFragment, XmlStringBuilder waveXml,
    Iterable<RangedAnnotation<String>> normalizedAnnotation, boolean restoreSelection) {
  Element parent = Document.get().createDivElement();
  parent.appendChild(htmlFragment);
  PointRange<Node> selection =
      new PointRange<Node>(Point.inElement(parent, htmlFragment), Point.<Node> end(parent));
  fillBufferAndSetSelection(parent, selection, waveXml, normalizedAnnotation, restoreSelection);
}
 

public void testRevertRange() {
  init();
  initHelloThere();

  // blow it all away
  p.getImplNodelet().setInnerHTML("");
  assertEquals("", p.getImplNodelet().getInnerHTML());
  r.revertInner(Point.before(c, t1), Point.after(c, t3));
  assertEquals("hello <b>th</b>ere", p.getImplNodelet().getInnerHTML());

  // insert stuff at start and end, revert whole p
  p.getImplNodelet().appendChild(ca());
  t1.getImplNodelet().getParentNode().insertBefore(ca(), t1.getImplNodelet());
  r.revertInner(Point.before(c, p), Point.after(c, p));
  assertEquals("hello <b>th</b>ere", p.getImplNodelet().getInnerHTML());

  // insert stuff at start and end, revert parts of p
  p.getImplNodelet().appendChild(ca());
  t1.getImplNodelet().getParentNode().insertBefore(ca(), t1.getImplNodelet());
  r.revertInner(Point.before(c, t1), Point.before(c, t3));
  assertEquals("hello <b>th</b>ere<a></a>", p.getImplNodelet().getInnerHTML());
  r.revertInner(Point.before(c, t1), Point.end((ContentNode)p));
  assertEquals("hello <b>th</b>ere", p.getImplNodelet().getInnerHTML());

  // insert stuff inside inner element
  b.getImplNodelet().appendChild(ca());
  r.revertInner(Point.after(c, t1), Point.before(c, t3));
  assertEquals("hello <b>th</b>ere", p.getImplNodelet().getInnerHTML());

  // reorganise stuff
  b.getImplNodelet().appendChild(t3.getImplNodelet());
  assertEquals("hello <b>there</b>", p.getImplNodelet().getInnerHTML());
  r.revertInner(Point.before(c, t1), Point.after(c, t3));
  assertEquals("hello <b>th</b>ere", p.getImplNodelet().getInnerHTML());

  // wrap stuff randomly
  b.getImplNodelet().appendChild(t3.getImplNodelet());
  assertEquals("hello <b>there</b>", p.getImplNodelet().getInnerHTML());
  Element wrapper = ca();
  Node bit = t1.getImplNodelet().splitText(2);
  bit.getParentNode().insertBefore(wrapper, bit);
  wrapper.appendChild(bit);
  r.revertInner(Point.before(c, t1), Point.after(c, t3));
  assertEquals("hello <b>th</b>ere", p.getImplNodelet().getInnerHTML());

  l.check(0, 0); // calls through revertInner, so none reported
}
 

public void renderAt(Element parent) {
  if (parent == null || caretView.getElement() == null)
    return;

  parent.appendChild(caretView.getElement());
}
 

/**
 * Assigns a widget to an element and optionally attaches it to a parent html
 * node. Does not do any GWT logical attachment
 *
 * @param element the element the widget is associated with
 * @param w the widget to insert into the logical hierarchy
 * @param physicalParent the physical place in the dom to attach the widget.
 *        May be null, in which case no physical attachment will take place.
 */
private void associateWidget(Renderable element, Widget w,
    Element physicalParent) {
  element.setProperty(WIDGET, w);
  if (physicalParent != null) {
    physicalParent.appendChild(w.getElement());
  }
  element.setAutoAppendContainer(getContainerNodelet(w));
}
 

public void attachToParent(Element parent) {

    if (parent == null)
      return;

    parent.appendChild(getElement());

  }
 

/**
 * Appends a spacer <br sp='t'/> element to paragraph
 * Each paragraph owns a spacer which gets reused, so it
 * is safe to call this method multiple times.
 *
 * @param paragraph
 */
protected void appendSpacer(Element paragraph) {
  Element spacer = getSpacer(paragraph);
  paragraph.appendChild(spacer);
}
 

/**
 * Appends a spacer <br sp='t'/> element to paragraph
 * Each paragraph owns a spacer which gets reused, so it
 * is safe to call this method multiple times.
 *
 * @param paragraph
 */
protected void appendSpacer(Element paragraph) {
  Element spacer = getSpacer(paragraph);
  paragraph.appendChild(spacer);
}