Examples of org.waveprotocol.wave.client.editor.impl.HtmlView

Package org.waveprotocol.wave.client.editor.impl

Examples of org.waveprotocol.wave.client.editor.impl.HtmlView

org.waveprotocol.wave.client.editor.impl.HtmlView
Convenience type alias


    // Attempt to associate our location with a node
    // This should be a last resort, ideally we should be given selections
    // in the correct text node, when the selection is at a text node boundary
    if (node == null) {
      HtmlView filteredHtml = filteredHtmlView;
      Node nodeBefore = Point.nodeBefore(filteredHtml, previousSelectionStart.asElementPoint());
      Node nodeAfter = previousSelectionStart.getNodeAfter();
      //TODO(danilatos): Usually we would want nodeBefore as a preference, but
      // not always...
      if (nodeBefore != null && DomHelper.isTextNode(nodeBefore)) {

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     */
    private void startTypingSequence(Point.Tx<Node> previousSelectionStart)
        throws HtmlMissing, HtmlInserted {
      Text node = previousSelectionStart.getContainer().cast();
      ContentView renderedContent = renderedContentView;
      HtmlView filteredHtml = filteredHtmlView;
      try {
        // This might throw an exception
        ContentTextNode wrapper = manager.findTextWrapper(node, true);


        // No exception -> already a wrapper for this node (we're editing some existing text)
        firstWrapper = wrapper;
        lastWrapper = wrapper;


        checkNeighbouringTextNodes(previousSelectionStart);


        contentRange = RestrictedRange.around(renderedContent, firstWrapper, lastWrapper);


        // Ensure methods we call on the text node operate on the same view as us
        assert wrapper.getFilteredHtmlView() == filteredHtml;


        Node htmlNodeBefore = filteredHtml.getPreviousSibling(firstWrapper.getImplNodelet());
        Element htmlParent = filteredHtml.getParentElement(node);
        ContentNode cnodeAfter = contentRange.getNodeAfter();
        Node htmlNodeAfter = cnodeAfter == null ? null : cnodeAfter.getImplNodelet();
        htmlRange = RestrictedRange.between(
            htmlNodeBefore, Point.inElement(htmlParent, htmlNodeAfter));


        if (partOfMutatingRange(filteredHtml.asText(previousSelectionStart.getContainer()))) {
          // This must be true if getWrapper worked correctly. Program error
          // otherwise (not browser error)
          assert firstWrapper.getImplNodelet() == htmlRange.getStartNode(filteredHtml);


          // NOTE(danilatos): We are asking the firstWrapper to give us the offset of

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        return;
      }
      try {
        searchingForAdjacentArea = true;


        HtmlView filteredHtml = filteredHtmlView;
        ContentView renderedContent = renderedContentView;


        // Is this method slow? we need it often enough, but not in 95% of scenarios,
        // so there is room to optimise.


        // See if there are other text nodes we should check
        Text selNode = previousSelectionStart.getContainer().cast();
        int selOffset = previousSelectionStart.getTextOffset();


        // TODO(patcoleman): see if being zero here is actually a problem.
        // assert selNode.getLength() > 0;


        if (selOffset == 0 && firstWrapper.getImplNodelet() == selNode) {
          // if we are at beginning of mutating node
          ContentNode prev = renderedContent.getPreviousSibling(firstWrapper);
          if (prev != null && prev.isTextNode()) {
            firstWrapper = (ContentTextNode)prev;
          }
        } else {
          ContentNode nextNode = renderedContent.getNextSibling(lastWrapper);
          Node nextNodelet = nextNode != null ? nextNode.getImplNodelet() : null;
          if (selOffset == selNode.getLength() &&
              filteredHtml.getNextSibling(selNode) == nextNodelet) {
            // if we are at end of mutating node
            if (nextNode != null && nextNode.isTextNode()) {
              lastWrapper = (ContentTextNode)nextNode;
            }
          }

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    /**
     * @return The current value of the text in the html, within our tracked range
     */
    private String calculateNewValue() {
      HtmlView filteredHtml = filteredHtmlView;
      Text fromIncl = htmlRange.getStartNode(filteredHtml).cast();
      Node toExcl = htmlRange.getPointAfter().getNodeAfter();


      return ContentTextNode.sumTextNodes(fromIncl, toExcl, filteredHtml);
    }

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      if (partOfMutatingRange(point.getContainer())) {
        // TODO(danilatos): check for mutatingNodeOwns duplicates a loop which
        // is done in getOffset
        Text toFind = point.getContainer().<Text>cast();
        HtmlView filteredHtml = filteredHtmlView;


        return ContentTextNode.getOffset(
            toFind,
            htmlRange.getStartNode(filteredHtml).<Text>cast(),
            htmlRange.getNodeAfter(),

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        if (!editorHtml.isOrHasChild(selection.getFirst().getContainer()) ||
             editorHtml.isOrHasChild(selection.getSecond().getContainer())) {
          selection = null; // outside!
        }
      }
      HtmlView view = editor.getContent().getRawHtmlView();
      Point<Node> selStart = (selection != null) ? selection.getFirst() : null;
      Point<Node> selEnd = (selection != null) ? selection.getSecond() : null;
      return new Pretty<Node>().select(selStart, selEnd).print(view);
    } else {
      EditorStaticDeps.logger.error().logPlainText(

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        } else {
          // General case
          Node toExcl = implSplitText(offset + count);
          Node fromIncl = implSplitText(offset);


          HtmlView filteredHtml = getFilteredHtmlView();
          for (Node node = fromIncl; node != toExcl && node != null;) {
            Node next = filteredHtml.getNextSibling(node);
            node.removeFromParent();
            node = next;
          }
        }
      } else {

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   * @return the calculated character data in the html
   * @throws HtmlMissing
   */
  public String getImplData() throws HtmlMissing {
    Node next = checkNodeAndNeighbourReturnImpl(this);
    HtmlView filteredHtml = getFilteredHtmlView();


    return sumTextNodes(getImplNodelet(), next, filteredHtml);
  }

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   * @return length of character data in the html
   * @throws HtmlMissing
   */
  public int getImplDataLength() throws HtmlMissing {
    Node next = checkNodeAndNeighbourReturnImpl(this);
    HtmlView filteredHtml = getFilteredHtmlView();


    return sumTextNodesLength(getImplNodelet(), next, filteredHtml);
  }

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    if (first.getLength() == getLength()) {
      return;
    }


    ContentNode next = checkNodeAndNeighbour(this);
    HtmlView filteredHtml = getFilteredHtmlView();


    //String sum = "";
    Node nextImpl = (next == null) ? null : next.getImplNodelet();
    for (Text nodelet = first; nodelet != nextImpl && nodelet != null;
        nodelet = filteredHtml.getNextSibling(first).cast()) {
      //sum += nodelet.getData();
      if (nodelet != first) {
        getExtendedContext().editing().textNodeletAffected(
            nodelet, -1000, -1000, TextNodeChangeType.REMOVE);
        nodelet.removeFromParent();

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Related Classes of org.waveprotocol.wave.client.editor.impl.HtmlView

org.waveprotocol.wave.client.editor.content.ContentElement

org.waveprotocol.wave.client.editor.content.ContentTextNode

org.waveprotocol.wave.client.editor.extract.TypingExtractor

org.waveprotocol.wave.client.editor.extract.TypingExtractor$TypingState

org.waveprotocol.wave.client.editor.util.EditorDocFormatter

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