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PrimeFaces is one of the most popular UI libraries in Java EE Ecosystem and widely used by software companies, world renowned brands, banks, financial institutions, insurance companies, universities and more.
/**
* The MIT License
*
* Copyright (c) 2009-2019 PrimeTek
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.component.dataview;
import java.util.Collection;
import java.util.Map;
import javax.faces.application.ResourceDependencies;
import javax.faces.application.ResourceDependency;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.event.AjaxBehaviorEvent;
import javax.faces.event.BehaviorEvent;
import javax.faces.event.FacesEvent;
import org.primefaces.event.data.PageEvent;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.Constants;
import org.primefaces.util.MapBuilder;
@ResourceDependencies({
@ResourceDependency(library = "primefaces", name = "components.css"),
@ResourceDependency(library = "primefaces", name = "jquery/jquery.js"),
@ResourceDependency(library = "primefaces", name = "jquery/jquery-plugins.js"),
@ResourceDependency(library = "primefaces", name = "core.js"),
@ResourceDependency(library = "primefaces", name = "components.js")
})
public class DataView extends DataViewBase {
public static final String COMPONENT_TYPE = "org.primefaces.component.DataView";
public static final String DATAVIEW_CLASS = "ui-dataview ui-widget";
public static final String LIST_LAYOUT_CLASS = "ui-dataview-list";
public static final String GRID_LAYOUT_CLASS = "ui-dataview-grid";
public static final String HEADER_CLASS = "ui-dataview-header ui-widget-header ui-helper-clearfix ui-corner-top";
public static final String FOOTER_CLASS = "ui-dataview-footer ui-widget-header ui-corner-bottom";
public static final String CONTENT_CLASS = "ui-dataview-content ui-widget-content";
public static final String BUTTON_CONTAINER_CLASS = "ui-dataview-layout-options ui-selectonebutton ui-buttonset";
public static final String BUTTON_CLASS = "ui-button ui-button-icon-only ui-state-default";
public static final String LIST_LAYOUT_CONTAINER_CLASS = "ui-dataview-list-container";
public static final String ROW_CLASS = "ui-dataview-row";
public static final String GRID_LAYOUT_ROW_CLASS = "ui-dataview-row ui-g";
public static final String GRID_LAYOUT_COLUMN_CLASS = "ui-dataview-column";
private static final Map> BEHAVIOR_EVENT_MAPPING = MapBuilder.>builder()
.put("page", PageEvent.class)
.build();
private static final Collection EVENT_NAMES = BEHAVIOR_EVENT_MAPPING.keySet();
private DataViewGridItem gridItem = null;
private DataViewListItem listItem = null;
@Override
public Map> getBehaviorEventMapping() {
return BEHAVIOR_EVENT_MAPPING;
}
@Override
public Collection getEventNames() {
return EVENT_NAMES;
}
public boolean isLayoutRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_layout");
}
@Override
public boolean isPaginationRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_pagination");
}
@Override
public void queueEvent(FacesEvent event) {
FacesContext context = getFacesContext();
if (ComponentUtils.isRequestSource(this, context) && event instanceof AjaxBehaviorEvent) {
setRowIndex(-1);
Map params = context.getExternalContext().getRequestParameterMap();
String eventName = params.get(Constants.RequestParams.PARTIAL_BEHAVIOR_EVENT_PARAM);
if (eventName.equals("page")) {
AjaxBehaviorEvent behaviorEvent = (AjaxBehaviorEvent) event;
String clientId = getClientId(context);
int rows = getRowsToRender();
int first = Integer.parseInt(params.get(clientId + "_first"));
int page = rows > 0 ? (int) (first / rows) : 0;
PageEvent pageEvent = new PageEvent(this, behaviorEvent.getBehavior(), page);
pageEvent.setPhaseId(behaviorEvent.getPhaseId());
super.queueEvent(pageEvent);
}
}
else {
super.queueEvent(event);
}
}
public DataViewGridItem getGridItem() {
return gridItem;
}
public DataViewListItem getListItem() {
return listItem;
}
public void findViewItems() {
for (UIComponent kid : getChildren()) {
if (kid.isRendered()) {
if (kid instanceof DataViewListItem) {
listItem = (DataViewListItem) kid;
}
else if (kid instanceof DataViewGridItem) {
gridItem = (DataViewGridItem) kid;
}
}
}
}
}