RList.java

/*
    GNU LESSER GENERAL PUBLIC LICENSE
    Copyright (C) 2006 The Lobo Project

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Contact info: lobochief@users.sourceforge.net
 */
package org.lobobrowser.html.renderer;

import org.lobobrowser.html.HtmlRendererContext;
import org.lobobrowser.html.domimpl.HTMLElementImpl;
import org.lobobrowser.html.domimpl.NodeImpl;
import org.lobobrowser.html.style.ListStyle;
import org.lobobrowser.html.style.RenderState;
import org.lobobrowser.ua.UserAgentContext;

class RList extends BaseRListElement {
  public RList(final NodeImpl modelNode, final int listNesting, final UserAgentContext pcontext, final HtmlRendererContext rcontext,
      final FrameContext frameContext,
      final RenderableContainer parentContainer, final RCollection parent) {
    super(modelNode, listNesting, pcontext, rcontext, frameContext, parentContainer);
    // this.defaultMarginInsets = new java.awt.Insets(5, 0, 5, 0);
  }

  @Override
  protected void applyStyle(final int availWidth, final int availHeight, final boolean updateLayout) {
    super.applyStyle(availWidth, availHeight, updateLayout);
    ListStyle listStyle = this.listStyle;
    if ((listStyle == null) || (listStyle.type == ListStyle.TYPE_UNSET)) {
      final Object rootNode = this.modelNode;
      if (!(rootNode instanceof HTMLElementImpl)) {
        return;
      }
      final HTMLElementImpl rootElement = (HTMLElementImpl) rootNode;
      if (listStyle == null) {
        listStyle = new ListStyle();
        this.listStyle = listStyle;
      }
      if ("ul".equalsIgnoreCase(rootElement.getTagName())) {
        final int listNesting = this.listNesting;
        if (listNesting == 0) {
          listStyle.type = ListStyle.TYPE_DISC;
        } else if (listNesting == 1) {
          listStyle.type = ListStyle.TYPE_CIRCLE;
        } else {
          listStyle.type = ListStyle.TYPE_SQUARE;
        }
      } else {
        listStyle.type = ListStyle.TYPE_DECIMAL;
      }
    }
  }

  @Override
  public void doLayout(final int availWidth, final int availHeight, final boolean expandWidth, final boolean expandHeight,
      final FloatingBoundsSource floatBoundsSource,
      final int defaultOverflowX, final int defaultOverflowY, final boolean sizeOnly) {
    final RenderState renderState = this.modelNode.getRenderState();
    int counterStart = 1;
    final Object rootNode = this.modelNode;
    if (!(rootNode instanceof HTMLElementImpl)) {
      return;
    }
    final HTMLElementImpl rootElement = (HTMLElementImpl) rootNode;
    final String startText = rootElement.getAttribute("start");
    if (startText != null) {
      try {
        counterStart = Integer.parseInt(startText);
      } catch (final NumberFormatException nfe) {
        // ignore
      }
    }
    renderState.resetCount(DEFAULT_COUNTER_NAME, this.listNesting, counterStart);
    super.doLayout(availWidth, availHeight, expandWidth, expandHeight, floatBoundsSource, defaultOverflowX, defaultOverflowY, sizeOnly);
  }
}