/**
* Copyright (c) 2008 Oracle Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Oracle Corporation - initial API and implementation
*/
package org.eclipse.jst.jsf.apache.trinidad.tagsupport.converter.operations;
import java.util.Iterator;
import java.util.List;
import org.eclipse.jst.jsf.apache.trinidad.tagsupport.ITrinidadConstants;
import org.eclipse.jst.jsf.apache.trinidad.tagsupport.Messages;
import org.eclipse.jst.jsf.apache.trinidad.tagsupport.TrinidadUtils;
import org.eclipse.jst.pagedesigner.converter.ConvertPosition;
import org.eclipse.jst.pagedesigner.dtmanager.converter.ITransformOperation;
import org.eclipse.jst.pagedesigner.dtmanager.converter.operations.TransformOperationFactory;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* ITransformOperation implementation specifically for the "panelTabbed" JSF
* Element.
*
* <br><b>Note:</b> requires ITransformOperation.setTagConverterContext(...) to
* have been called to provide a valid ITagConverterContext instance prior to
* a call to the transform(...) method.
*
* @author Ian Trimble - Oracle
*/
public class PanelTabbedOperation extends AbstractTrinidadTransformOperation {
private static final int SEP_POS_BETWEEN = -1;
private static final int SEP_POS_START = 0;
private static final int SEP_POS_END = 1;
private static final String STYLECLASS_TABLE_ABOVE = "af_panelTabbed_orientation-top"; //$NON-NLS-1$
private static final String STYLECLASS_TABLE_BELOW = "af_panelTabbed_orientation-bottom"; //$NON-NLS-1$
private static final String STYLECLASS_SEPARATOR_START = "af_panelTabbed_cell-start"; //$NON-NLS-1$
private static final String STYLECLASS_SEPARATOR_END = "af_panelTabbed_cell-end"; //$NON-NLS-1$
private static final String STYLECLASS_CELL = "af_panelTabbed_tab-selected"; //$NON-NLS-1$
private static final String STYLECLASS_CELL_NOTDISCLOSED_OR_DISABLED = "af_panelTabbed_tab"; //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.jst.pagedesigner.dtmanager.converter.operations.AbstractTransformOperation#transform(org.w3c.dom.Element, org.w3c.dom.Element)
*/
@Override
public Element transform(Element srcElement, Element curElement) {
//create outer span element and set style and class attributes
Element spanElement = createElement("span"); //$NON-NLS-1$
ITransformOperation operation =
TransformOperationFactory.getInstance().getTransformOperation(
TransformOperationFactory.OP_CopyAttributeWithRenameOperation,
new String[]{"styleClass", "class"}); //$NON-NLS-1$ //$NON-NLS-2$
operation.transform(srcElement, spanElement);
operation =
TransformOperationFactory.getInstance().getTransformOperation(
TransformOperationFactory.OP_CopyAttributeWithRenameOperation,
new String[]{"inlineStyle", "style"}); //$NON-NLS-1$ //$NON-NLS-2$
operation.transform(srcElement, spanElement);
//get child showDetailItem elements
@SuppressWarnings("unchecked")
List<Node> showDetailItems = getChildElements(
srcElement, "showDetailItem"); //$NON-NLS-1$
if (showDetailItems.size() > 0) {
//determine tabs position ("both", "above", or "below" - default "both")
String tabsPosition = srcElement.getAttribute("position"); //$NON-NLS-1$
if (tabsPosition == null ||
!(tabsPosition.equalsIgnoreCase("above") || //$NON-NLS-1$
tabsPosition.equalsIgnoreCase("below"))) { //$NON-NLS-1$
tabsPosition = "both"; //$NON-NLS-1$
}
//need to track where showDetailItem is in relation to "tabs"
int showDetailItemConvertPosition = 0;
//write tabs "above" if specified
if ("above".equalsIgnoreCase(tabsPosition) || //$NON-NLS-1$
"both".equalsIgnoreCase(tabsPosition)) { //$NON-NLS-1$
appendTabs(srcElement, showDetailItems, spanElement, true);
showDetailItemConvertPosition++;
}
//copy current child showDetailItem
int currentEditorItem =
getCurrentShowDetailItem(srcElement, showDetailItems);
int curItem = 0;
Iterator<Node> itItems = showDetailItems.iterator();
while (itItems.hasNext()) {
Node nodeItem = itItems.next();
if (currentEditorItem == curItem) {
if (nodeItem instanceof Element) {
Element elemItem = (Element)nodeItem;
tagConverterContext.addChild(
elemItem,
new ConvertPosition(
spanElement,
showDetailItemConvertPosition));
break;
}
}
curItem++;
}
//write tabs "below" if specified
if ("below".equalsIgnoreCase(tabsPosition) || //$NON-NLS-1$
"both".equalsIgnoreCase(tabsPosition)) { //$NON-NLS-1$
appendTabs(srcElement, showDetailItems, spanElement, false);
}
} else {
appendAttribute(
spanElement,
"style", //$NON-NLS-1$
ITrinidadConstants.STYLE_EMPTYELEMENT);
appendChildText(
Messages.PanelTabbedOperation_EmptyPanelTabbedTag,
spanElement);
}
return spanElement;
}
private void appendTabs(Element srcElement, List<Node> showDetailItems, Element spanElement, boolean above) {
Element tableElement = appendChildElement("table", spanElement); //$NON-NLS-1$
String tableStyleClass;
if (above) {
tableStyleClass = STYLECLASS_TABLE_ABOVE;
} else {
tableStyleClass = STYLECLASS_TABLE_BELOW;
}
appendAttribute(tableElement, "class", tableStyleClass); //$NON-NLS-1$
appendAttribute(tableElement, "cellpadding", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement, "cellspacing", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement, "border", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement, "width", "100%"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement, "summary", ""); //$NON-NLS-1$ //$NON-NLS-2$
Element trElement = appendChildElement("tr", tableElement); //$NON-NLS-1$
//append first separator
appendSeparatorTD(trElement, SEP_POS_START);
int currentItem = getCurrentShowDetailItem(srcElement, showDetailItems);
int disclosedItem = calculateDisclosedShowDetailItem(showDetailItems);
int curItem = 0;
//iterate over showDetailItem elements
Iterator<Node> itItems = showDetailItems.iterator();
while (itItems.hasNext()) {
Node nodeItem = itItems.next();
if (nodeItem instanceof Element) {
Element elemItem = (Element)nodeItem;
appendShowDetailItemTD(
trElement,
elemItem,
currentItem == curItem,
disclosedItem == curItem);
if (curItem < showDetailItems.size() - 1) {
appendSeparatorTD(trElement);
}
curItem++;
}
}
//append last separator
appendSeparatorTD(trElement, SEP_POS_END);
}
private void appendSeparatorTD(Element trElement, int sepPosition) {
Element tdElement = appendChildElement("td", trElement); //$NON-NLS-1$
if (sepPosition == SEP_POS_START) {
appendAttribute(tdElement, "class", STYLECLASS_SEPARATOR_START); //$NON-NLS-1$
} else if (sepPosition == SEP_POS_END) {
appendAttribute(tdElement, "class", STYLECLASS_SEPARATOR_END); //$NON-NLS-1$
}
Element bElement = appendChildElement("b", tdElement); //$NON-NLS-1$
appendAttribute(bElement, "style", "margin-left:0px;"); //$NON-NLS-1$ //$NON-NLS-2$
}
private void appendSeparatorTD(Element trElement) {
appendSeparatorTD(trElement, SEP_POS_BETWEEN);
}
private void appendShowDetailItemTD(Element trElement, Element showDetailItem, boolean isCurrent, boolean isDisclosed) {
boolean isDisabled = false;
String attrShowDetailItemDisabled = showDetailItem.getAttribute("disabled"); //$NON-NLS-1$
if (Boolean.TRUE.toString().equalsIgnoreCase(attrShowDetailItemDisabled)) {
isDisabled = true;
}
Element tdElement = appendChildElement("td", trElement); //$NON-NLS-1$
appendAttribute(tdElement, "height", "1"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdElement, "nowrap", "nowrap"); //$NON-NLS-1$ //$NON-NLS-2$
String tdStyleClass;
if (isDisclosed && !isDisabled) {
tdStyleClass = STYLECLASS_CELL;
} else {
tdStyleClass = STYLECLASS_CELL_NOTDISCLOSED_OR_DISABLED;
}
appendAttribute(tdElement, "class", tdStyleClass); //$NON-NLS-1$
Element aElement = appendChildElement("a", tdElement); //$NON-NLS-1$
String aStyle;
if (isDisabled) {
appendAttribute(aElement, "name", "name"); //$NON-NLS-1$ //$NON-NLS-2$
aStyle = "color:#999999;"; //$NON-NLS-1$
} else {
appendAttribute(aElement, "href", "#"); //$NON-NLS-1$ //$NON-NLS-2$
if (isDisclosed) {
aStyle = "color:#669966;text-decoration:none;"; //$NON-NLS-1$
} else {
aStyle = "color:#003333;"; //$NON-NLS-1$
}
}
if (isCurrent) {
aStyle += "border:1px solid #99cc99;padding:2px;"; //$NON-NLS-1$
}
String attrShowDetailItemInlineStyle = showDetailItem.getAttribute("inlineStyle"); //$NON-NLS-1$
if (attrShowDetailItemInlineStyle != null &&
attrShowDetailItemInlineStyle.length() > 0) {
aStyle += attrShowDetailItemInlineStyle;
}
if (aStyle.length() > 0) {
appendAttribute(aElement, "style", aStyle); //$NON-NLS-1$
}
ITransformOperation operation =
TransformOperationFactory.getInstance().getTransformOperation(
TransformOperationFactory.OP_CopyAttributeWithRenameOperation,
new String[]{"styleClass", "class"}); //$NON-NLS-1$ //$NON-NLS-2$
operation.transform(showDetailItem, aElement);
String attrShowDetailItemTextAndAccessKey = showDetailItem.getAttribute("textAndAccessKey"); //$NON-NLS-1$
if (attrShowDetailItemTextAndAccessKey != null &&
attrShowDetailItemTextAndAccessKey.length() > 0) {
appendChildText(attrShowDetailItemTextAndAccessKey, aElement);
} else {
String attrShowDetailItemText = showDetailItem.getAttribute("text"); //$NON-NLS-1$
if (attrShowDetailItemText != null && attrShowDetailItemText.length() > 0) {
appendChildText(attrShowDetailItemText, aElement);
}
}
}
private int getCurrentShowDetailItem(
Element srcElement, List<Node> showDetailItems) {
int disclosedItem = TrinidadUtils.getCurrentChildIndex(srcElement);
if (disclosedItem == -1) {
disclosedItem = calculateDisclosedShowDetailItem(showDetailItems);
TrinidadUtils.setCurrentChildIndex(srcElement, disclosedItem);
}
return disclosedItem;
}
private int calculateDisclosedShowDetailItem(List<Node> showDetailItems) {
int disclosedItem = -1;
int curItem = 0;
Iterator<Node> itItems = showDetailItems.iterator();
while (itItems.hasNext()) {
Node item = itItems.next();
if (item instanceof Element) {
Element elemItem = (Element)item;
String attrDisclosedVal = elemItem.getAttribute("disclosed"); //$NON-NLS-1$
if (Boolean.TRUE.toString().equalsIgnoreCase(
attrDisclosedVal)) {
disclosedItem = curItem;
break;
}
}
curItem++;
}
//if none explicitly disclosed, consider first non-disabled tab disclosed
if (disclosedItem == -1) {
curItem = 0;
itItems = showDetailItems.iterator();
while (itItems.hasNext()) {
Node item = itItems.next();
if (item instanceof Element) {
Element elemItem = (Element)item;
String attrDisabledVal = elemItem.getAttribute("disabled"); //$NON-NLS-1$
if (!(Boolean.TRUE.toString().equalsIgnoreCase(attrDisabledVal))) {
disclosedItem = curItem;
break;
}
}
curItem++;
}
}
//if none explicitly disclosed and all disabled, consider first tab disclosed
if (disclosedItem == -1) {
disclosedItem = 0;
}
return disclosedItem;
}
}