/**
* 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.Messages;
import org.eclipse.jst.jsf.apache.trinidad.tagsupport.model.SelectItem;
import org.eclipse.jst.jsf.apache.trinidad.tagsupport.model.SelectItemModel;
import org.eclipse.jst.pagedesigner.converter.ConvertPosition;
import org.w3c.dom.Element;
/**
* ITransformOperation implementation specifically for "selectManyShuttle" and
* "selectOrderShuttle" JSF Elements.
*
* <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 SelectShuttleOperation extends AbstractTrinidadTransformOperation {
private static final String STYLECLASS_OUTERTABLE = "af_selectManyShuttle p_AFRequired"; //$NON-NLS-1$
private static final String STYLECLASS_HEADER = "OraShuttleHeader"; //$NON-NLS-1$
private static final String STYLECLASS_REQUIRED = "AFRequiredIconStyle"; //$NON-NLS-1$
private static final String STYLECLASS_LISTCOLUMN = "af_selectManyShuttle_box-content"; //$NON-NLS-1$
private static final String STYLECLASS_SELECT = "af_selectManyListbox_content"; //$NON-NLS-1$
private static final String STYLECLASS_DESCRIPTION = "AFInstructionText"; //$NON-NLS-1$
private static final String STYLECLASS_LINK = "OraLinkText"; //$NON-NLS-1$
private static final String DEFAULT_SIZE = "10"; //$NON-NLS-1$
private static final String[] LINKS_MOVE = new String[]{
Messages.SelectShuttleOperation_LinkMove,
Messages.SelectShuttleOperation_LinkMoveAll,
Messages.SelectShuttleOperation_LinkRemove,
Messages.SelectShuttleOperation_LinkRemoveAll
};
private static final String[] LINKS_ORDER = new String[]{
Messages.SelectShuttleOperation_LinkTop,
Messages.SelectShuttleOperation_LinkUp,
Messages.SelectShuttleOperation_LinkDown,
Messages.SelectShuttleOperation_LinkBottom
};
private boolean showOrderLinks;
/* (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) {
//get parameter
if (getParameters().length < 1) {
getLog().error("Warning.TransformOperationFactory.TooFewParameters", getTransformOperationID()); //$NON-NLS-1$
return null;
} else {
showOrderLinks = Boolean.parseBoolean(getParameters()[0]);
}
//build outer table element
Element outerTableElement = createElement("table"); //$NON-NLS-1$
appendAttribute(outerTableElement, "cellpadding", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(outerTableElement, "cellspacing", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(outerTableElement, "border", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(outerTableElement, "width", "10%"); //$NON-NLS-1$ //$NON-NLS-2$
String inlineStyle = srcElement.getAttribute("inlineStyle"); //$NON-NLS-1$
if (inlineStyle != null && inlineStyle.length() > 0) {
appendAttribute(outerTableElement, "style", inlineStyle); //$NON-NLS-1$
}
String styleClass = srcElement.getAttribute("styleClass"); //$NON-NLS-1$
if (styleClass != null && styleClass.length() > 0) {
appendAttribute(outerTableElement, "class", styleClass + " " + STYLECLASS_OUTERTABLE); //$NON-NLS-1$ //$NON-NLS-2$
} else {
appendAttribute(outerTableElement, "class", STYLECLASS_OUTERTABLE); //$NON-NLS-1$
}
//build header row
Element trHeaderElement = appendChildElement("tr", outerTableElement); //$NON-NLS-1$
Element tdLeadingHeaderElement = appendChildElement("td", trHeaderElement); //$NON-NLS-1$
String leadingHeader = srcElement.getAttribute("leadingHeader"); //$NON-NLS-1$
if (leadingHeader != null && leadingHeader.length() > 0) {
appendAttribute(tdLeadingHeaderElement, "class", STYLECLASS_HEADER); //$NON-NLS-1$
appendAttribute(tdLeadingHeaderElement, "valign", "bottom"); //$NON-NLS-1$ //$NON-NLS-2$
appendChildText(leadingHeader, tdLeadingHeaderElement);
}
appendChildElement("td", trHeaderElement); //$NON-NLS-1$
Element tdTrailingHeaderElement = appendChildElement("td", trHeaderElement); //$NON-NLS-1$
String required = srcElement.getAttribute("required"); //$NON-NLS-1$
String trailingHeader = srcElement.getAttribute("trailingHeader"); //$NON-NLS-1$
if ((required != null && Boolean.parseBoolean(required)) || (trailingHeader != null && trailingHeader.length() > 0)) {
appendAttribute(tdTrailingHeaderElement, "class", STYLECLASS_HEADER); //$NON-NLS-1$
appendAttribute(tdTrailingHeaderElement, "valign", "bottom"); //$NON-NLS-1$ //$NON-NLS-2$
if (required != null && Boolean.parseBoolean(required)) {
Element spanRequiredElement = appendChildElement("span", tdTrailingHeaderElement); //$NON-NLS-1$
appendAttribute(spanRequiredElement, "class", STYLECLASS_REQUIRED); //$NON-NLS-1$
appendChildText("*", spanRequiredElement); //$NON-NLS-1$
}
if (trailingHeader != null && trailingHeader.length() > 0) {
appendChildText(trailingHeader, tdTrailingHeaderElement);
}
}
//build content row
Element trContentElement = appendChildElement("tr", outerTableElement); //$NON-NLS-1$
buildListColumn(srcElement, trContentElement, true);
buildLinkColumn(trContentElement, LINKS_MOVE);
buildListColumn(srcElement, trContentElement, false);
return outerTableElement;
}
private void buildListColumn(Element srcElement, Element parentElement, boolean isLeadingColumn) {
//build outer structure
Element tdElement0 = appendChildElement("td", parentElement); //$NON-NLS-1$
Element tableElement0 = appendChildElement("table", tdElement0); //$NON-NLS-1$
appendAttribute(tableElement0, "style", "width:100%;"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement0, "cellpadding", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement0, "cellspacing", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement0, "border", "0"); //$NON-NLS-1$ //$NON-NLS-2$
Element tbodyElement0 = appendChildElement("tbody", tableElement0); //$NON-NLS-1$
Element trElement0 = appendChildElement("tr", tbodyElement0); //$NON-NLS-1$
Element tdElement1 = appendChildElement("td", trElement0); //$NON-NLS-1$
Element divElement0 = appendChildElement("div", tdElement1); //$NON-NLS-1$
appendAttribute(divElement0, "class", STYLECLASS_LISTCOLUMN); //$NON-NLS-1$
Element tableElement1 = appendChildElement("table", divElement0); //$NON-NLS-1$
appendAttribute(tableElement1, "cellpadding", "0"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tableElement1, "border", "0"); //$NON-NLS-1$ //$NON-NLS-2$
//build filter structure
if (isLeadingColumn) {
Element filterFacet = getChildFacetByName(srcElement, "filter"); //$NON-NLS-1$
if (filterFacet != null) {
Element trFilterElement = appendChildElement("tr", tableElement1); //$NON-NLS-1$
Element tdFilterElement = appendChildElement("td", trFilterElement); //$NON-NLS-1$
appendAttribute(tdFilterElement, "nowrap", ""); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdFilterElement, "valign", "middle"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdFilterElement, "colspan", "3"); //$NON-NLS-1$ //$NON-NLS-2$
tagConverterContext.addChild(filterFacet, new ConvertPosition(tdFilterElement, 0));
}
}
//build select element structure
Element trSelectElement = appendChildElement("tr", tableElement1); //$NON-NLS-1$
Element tdSelectElement = appendChildElement("td", trSelectElement); //$NON-NLS-1$
appendAttribute(tdSelectElement, "nowrap", ""); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdSelectElement, "valign", "middle"); //$NON-NLS-1$ //$NON-NLS-2$
Element spanSelectElement = appendChildElement("span", tdSelectElement); //$NON-NLS-1$
Element selectElement = appendChildElement("select", spanSelectElement); //$NON-NLS-1$
appendAttribute(selectElement, "multiple", ""); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(selectElement, "class", STYLECLASS_SELECT); //$NON-NLS-1$
appendAttribute(selectElement, "size", getSizeString(srcElement)); //$NON-NLS-1$
if (isLeadingColumn) {
List<SelectItem> selectItems = SelectItemModel.getModel(srcElement);
Iterator<SelectItem> itSelectItems = selectItems.iterator();
while (itSelectItems.hasNext()) {
SelectItem selectItem = itSelectItems.next();
Element optionElement = appendChildElement("option", selectElement); //$NON-NLS-1$
appendChildText(selectItem.getLabel(), optionElement);
}
}
Element optionElement = appendChildElement("option", selectElement); //$NON-NLS-1$
appendChildText("_______________", optionElement); //$NON-NLS-1$
//build order links
if (!isLeadingColumn && showOrderLinks) {
buildLinkColumn(trSelectElement, LINKS_ORDER);
}
//build description structure
boolean showDesc = false;
String showDescAttrName;
if (isLeadingColumn) {
showDescAttrName = "leadingDescShown"; //$NON-NLS-1$
} else {
showDescAttrName = "trailingDescShown"; //$NON-NLS-1$
}
String showDescAttr = srcElement.getAttribute(showDescAttrName);
if (showDescAttr != null && showDescAttr.length() > 0) {
showDesc = Boolean.parseBoolean(showDescAttr);
}
if (showDesc) {
Element trDescElement = appendChildElement("tr", tableElement1); //$NON-NLS-1$
Element tdDescElement = appendChildElement("td", trDescElement); //$NON-NLS-1$
appendAttribute(tdDescElement, "nowrap", ""); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdDescElement, "valign", "middle"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdDescElement, "colspan", "3"); //$NON-NLS-1$ //$NON-NLS-2$
Element spanDescElement = appendChildElement("span", tdDescElement); //$NON-NLS-1$
appendAttribute(spanDescElement, "class", STYLECLASS_DESCRIPTION); //$NON-NLS-1$
appendChildText(Messages.SelectShuttleOperation_Description, spanDescElement);
appendChildElement("div", tdDescElement); //$NON-NLS-1$
Element textareaElement = appendChildElement("textarea", tdDescElement); //$NON-NLS-1$
appendAttribute(textareaElement, "rows", "2"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(textareaElement, "cols", "18"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(textareaElement, "readonly", ""); //$NON-NLS-1$ //$NON-NLS-2$
}
//build footer structure
String footerFacetName;
if (isLeadingColumn) {
footerFacetName = "leadingFooter"; //$NON-NLS-1$
} else {
footerFacetName = "trailingFooter"; //$NON-NLS-1$
}
Element footerFacet = getChildFacetByName(srcElement, footerFacetName);
if (footerFacet != null) {
Element trFooterElement = appendChildElement("tr", tableElement1); //$NON-NLS-1$
Element tdFooterElement = appendChildElement("td", trFooterElement); //$NON-NLS-1$
appendAttribute(tdFooterElement, "nowrap", ""); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdFooterElement, "valign", "middle"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdFooterElement, "colspan", "3"); //$NON-NLS-1$ //$NON-NLS-2$
tagConverterContext.addChild(footerFacet, new ConvertPosition(tdFooterElement, 0));
}
}
private void buildLinkColumn(Element parentElement, String[] linkText) {
Element tdElement = appendChildElement("td", parentElement); //$NON-NLS-1$
appendAttribute(tdElement, "align", "center"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdElement, "valign", "middle"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdElement, "nowrap", ""); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(tdElement, "style", "padding:5px;"); //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i < linkText.length; i++) {
Element aElement = appendChildElement("a", tdElement); //$NON-NLS-1$
appendAttribute(aElement, "href", "#"); //$NON-NLS-1$ //$NON-NLS-2$
appendAttribute(aElement, "class", STYLECLASS_LINK); //$NON-NLS-1$
appendChildText(linkText[i], aElement);
if (i < linkText.length - 1) {
appendChildElement("br", tdElement); //$NON-NLS-1$
}
}
}
private String getSizeString(Element srcElement) {
String size = DEFAULT_SIZE;
String sizeAttr = srcElement.getAttribute("size"); //$NON-NLS-1$
if (sizeAttr != null && sizeAttr.length() > 0) {
try {
int iSize = Integer.parseInt(sizeAttr);
iSize = Math.max(iSize, 10);
iSize = Math.min(iSize, 20);
size = String.valueOf(iSize);
} catch(NumberFormatException nfe) {
//ignore - default of "10" will be returned
}
}
return size;
}
}