org.primefaces.component.dnd.Droppable Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2009-2024 PrimeTek Informatics
*
* 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
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* THE SOFTWARE.
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package org.primefaces.component.dnd;
import java.util.Collection;
import java.util.Map;
import javax.faces.application.ResourceDependency;
import javax.faces.component.UIData;
import javax.faces.component.UINamingContainer;
import javax.faces.context.FacesContext;
import javax.faces.event.AjaxBehaviorEvent;
import javax.faces.event.BehaviorEvent;
import javax.faces.event.FacesEvent;
import org.primefaces.event.DragDropEvent;
import org.primefaces.expression.SearchExpressionUtils;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.Constants;
import org.primefaces.util.MapBuilder;
@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 Droppable extends DroppableBase {
public static final String COMPONENT_TYPE = "org.primefaces.component.Droppable";
private static final String DEFAULT_EVENT = "drop";
private static final Map> BEHAVIOR_EVENT_MAPPING = MapBuilder.>builder()
.put("drop", null)
.build();
private static final Collection EVENT_NAMES = BEHAVIOR_EVENT_MAPPING.keySet();
@Override
public Map> getBehaviorEventMapping() {
return BEHAVIOR_EVENT_MAPPING;
}
@Override
public Collection getEventNames() {
return EVENT_NAMES;
}
@Override
public String getDefaultEventName() {
return DEFAULT_EVENT;
}
@Override
public void queueEvent(FacesEvent event) {
FacesContext context = getFacesContext();
if (ComponentUtils.isRequestSource(this, context)) {
Map params = context.getExternalContext().getRequestParameterMap();
String eventName = params.get(Constants.RequestParams.PARTIAL_BEHAVIOR_EVENT_PARAM);
String clientId = getClientId(context);
AjaxBehaviorEvent behaviorEvent = (AjaxBehaviorEvent) event;
if ("drop".equals(eventName)) {
String dragId = params.get(clientId + "_dragId");
String dropId = params.get(clientId + "_dropId");
DragDropEvent dndEvent = null;
String datasourceId = getDatasource();
if (datasourceId != null) {
UIData datasource = findDatasource(context, this, datasourceId);
String[] idTokens = dragId.split(String.valueOf(UINamingContainer.getSeparatorChar(context)));
int rowIndex = Integer.parseInt(idTokens[idTokens.length - 2]);
datasource.setRowIndex(rowIndex);
Object data = datasource.getRowData();
datasource.setRowIndex(-1);
dndEvent = new DragDropEvent(this, behaviorEvent.getBehavior(), dragId, dropId, data);
}
else {
dndEvent = new DragDropEvent(this, behaviorEvent.getBehavior(), dragId, dropId);
}
super.queueEvent(dndEvent);
}
}
else {
super.queueEvent(event);
}
}
protected UIData findDatasource(FacesContext context, Droppable droppable, String datasourceId) {
return (UIData) SearchExpressionUtils.contextlessResolveComponent(context, droppable, datasourceId);
}
}
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