/*
* JBoss, Home of Professional Open Source
* Copyright ${year}, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.renderkit;
import java.io.IOException;
import java.util.Collections;
import java.util.Map;
import javax.faces.FacesException;
import javax.faces.application.ResourceDependencies;
import javax.faces.application.ResourceDependency;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.ajax4jsf.model.DataVisitResult;
import org.ajax4jsf.model.DataVisitor;
import org.richfaces.component.Row;
import org.richfaces.component.UIDataTableBase;
import org.richfaces.component.attribute.RowColumnStyleProps;
/**
* @author Anton Belevich
*
*/
@ResourceDependencies({ @ResourceDependency(library = "javax.faces", name = "jsf.js"),
@ResourceDependency(library = "org.richfaces", name = "jquery.js"),
@ResourceDependency(library = "org.richfaces", name = "richfaces.js"),
@ResourceDependency(library = "org.richfaces", name = "richfaces-queue.reslib") })
public abstract class AbstractRowsRenderer extends RendererBase implements DataVisitor {
private static final Map<String, ComponentAttribute> ROW_HANDLER_ATTRIBUTES = Collections
.unmodifiableMap(ComponentAttribute.createMap(
new ComponentAttribute(HtmlConstants.ONCLICK_ATTRIBUTE).setEventNames("rowclick").setComponentAttributeName(
"onrowclick"),
new ComponentAttribute(HtmlConstants.ONDBLCLICK_ATTRIBUTE).setEventNames("rowdblclick").setComponentAttributeName(
"onrowdblclick"),
new ComponentAttribute(HtmlConstants.ONMOUSEDOWN_ATTRIBUTE).setEventNames("rowmousedown")
.setComponentAttributeName("onrowmousedown"),
new ComponentAttribute(HtmlConstants.ONMOUSEUP_ATTRIBUTE).setEventNames("rowmouseup").setComponentAttributeName(
"onrowmouseup"),
new ComponentAttribute(HtmlConstants.ONMOUSEOVER_ATTRIBUTE).setEventNames("rowmouseover")
.setComponentAttributeName("onrowmouseover"),
new ComponentAttribute(HtmlConstants.ONMOUSEMOVE_ATTRIBUTE).setEventNames("rowmousemove")
.setComponentAttributeName("onrowmousemove"),
new ComponentAttribute(HtmlConstants.ONMOUSEOUT_ATTRIBUTE).setEventNames("rowmouseout").setComponentAttributeName(
"onrowmouseout"),
new ComponentAttribute(HtmlConstants.ONKEYPRESS_ATTRIBUTE).setEventNames("rowkeypress").setComponentAttributeName(
"onrowkeypress"), new ComponentAttribute(HtmlConstants.ONKEYDOWN_ATTRIBUTE).setEventNames("rowkeydown")
.setComponentAttributeName("onrowkeydown"), new ComponentAttribute(HtmlConstants.ONKEYUP_ATTRIBUTE)
.setEventNames("rowkeyup").setComponentAttributeName("onrowkeyup")));
public abstract void encodeRow(ResponseWriter writer, FacesContext facesContext, RowHolderBase rowHolder)
throws IOException;
public abstract RowHolderBase createRowHolder(FacesContext context, UIComponent component, Object[] options);
public DataVisitResult process(FacesContext facesContext, Object rowKey, Object argument) {
RowHolderBase holder = (RowHolderBase) argument;
Row row = holder.getRow();
row.setRowKey(facesContext, rowKey);
try {
ResponseWriter writer = facesContext.getResponseWriter();
holder.resetProcessCell();
encodeRow(writer, facesContext, holder);
} catch (IOException e) {
throw new FacesException(e);
}
holder.nextRow();
return DataVisitResult.CONTINUE;
}
protected void encodeRows(FacesContext facesContext, RowHolderBase rowHolder) {
rowHolder.getRow().walk(facesContext, this, rowHolder);
}
public void encodeFakeRow(FacesContext facesContext, RowHolderBase rowHolder) throws IOException {
}
protected void renderRowHandlers(FacesContext context, UIDataTableBase dataTable) throws IOException {
RenderKitUtils.renderPassThroughAttributesOptimized(context, dataTable, ROW_HANDLER_ATTRIBUTES);
}
public void processRows(ResponseWriter writer, FacesContext facesContext, UIComponent component, Object[] options)
throws IOException {
RowHolderBase rowHolder = createRowHolder(facesContext, component, options);
encodeRows(facesContext, rowHolder);
if (!rowHolder.hasWalkedOverRows()) {
try {
encodeFakeRow(facesContext, rowHolder);
} catch (IOException e) {
throw new FacesException(e);
}
} else {
doCleanup(facesContext, rowHolder);
}
}
protected void doCleanup(FacesContext context, RowHolderBase rowHolder) throws IOException {
// Hook method
}
protected void doEncodeChildren(ResponseWriter writer, FacesContext facesContext, UIComponent component) throws IOException {
processRows(writer, facesContext, component, null);
}
public boolean getRendersChildren() {
return true;
}
protected String get(FacesContext context, String key) {
return (String) context.getAttributes().get(key);
}
protected void put(FacesContext context, String key, String value) {
context.getAttributes().put(key, value);
}
protected String[] getRowClasses(RowHolderBase rowHolder) {
String[] rowClasses = new String[0];
if (rowHolder.getRow() instanceof RowColumnStyleProps) {
String classes = ((RowColumnStyleProps) rowHolder.getRow()).getRowClasses();
if (null != classes) {
rowClasses = classes.split(",");
}
}
return rowClasses;
}
protected String[] getColumnClasses(RowHolderBase rowHolder) {
String[] columnClasses = new String[0];
if (rowHolder.getRow() instanceof RowColumnStyleProps) {
String classes = ((RowColumnStyleProps) rowHolder.getRow()).getColumnClasses();
if (null != classes) {
columnClasses = classes.split(",");
}
}
return columnClasses;
}
protected String getColumnClass(RowHolderBase rowHolder, int columnNumber) {
String styleClass = "";
String[] columnClasses = getColumnClasses(rowHolder);
if (columnClasses.length > 0) {
styleClass = columnClasses[columnNumber % columnClasses.length];
}
return styleClass;
}
protected String getRowClassAttribute(RowHolderBase rowHolder) {
String rowClass = "";
if (rowHolder.getRow() instanceof UIDataTableBase) {
rowClass = ((UIDataTableBase) rowHolder.getRow()).getRowClass();
}
return rowClass;
}
protected String getRowClass(RowHolderBase rowHolder) {
String styleClass = "";
String[] rowClasses = getRowClasses(rowHolder);
if (rowClasses.length > 0) {
int styleIndex = rowHolder.getCurrentRow() % rowClasses.length;
styleClass = rowClasses[styleIndex];
}
return concatClasses(getRowClassAttribute(rowHolder), styleClass);
}
}