/*
* Copyright 2011 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jbpm.formbuilder.client.form.items;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.jbpm.formapi.client.FormBuilderException;
import org.jbpm.formapi.client.effect.FBFormEffect;
import org.jbpm.formapi.client.form.FBFormItem;
import org.jbpm.formapi.shared.api.FormItemRepresentation;
import org.jbpm.formapi.shared.api.items.HiddenRepresentation;
import org.jbpm.formbuilder.client.FormBuilderGlobals;
import org.jbpm.formbuilder.client.messages.I18NConstants;
import org.jbpm.formbuilder.client.resources.FormBuilderResources;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.Hidden;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.Widget;
import com.gwtent.reflection.client.Reflectable;
/**
* UI form item. Represents a hidden field
*/
@Reflectable
public class HiddenFormItem extends FBFormItem {
private final I18NConstants i18n = FormBuilderGlobals.getInstance().getI18n();
private Hidden hidden = new Hidden();
private String id;
private String name;
private String value;
public HiddenFormItem() {
this(new ArrayList<FBFormEffect>());
}
public HiddenFormItem(List<FBFormEffect> formEffects) {
super(formEffects);
Grid border = new Grid(1, 1);
border.setSize("100px", "20px");
border.setBorderWidth(1);
border.getCellFormatter().setHorizontalAlignment(0, 0, HasHorizontalAlignment.ALIGN_CENTER);
border.getCellFormatter().setVerticalAlignment(0, 0, HasVerticalAlignment.ALIGN_MIDDLE);
border.setWidget(0, 0, new Image(FormBuilderResources.INSTANCE.hiddenFieldIcon()));
add(border);
setSize("100px", "20px");
}
@Override
public Map<String, Object> getFormItemPropertiesMap() {
Map<String, Object> map = new HashMap<String, Object>();
map.put("value", this.value);
map.put("name", this.name);
map.put("id", this.id);
return map;
}
@Override
public void saveValues(Map<String, Object> asPropertiesMap) {
this.value = extractString(asPropertiesMap.get("value"));
this.name = extractString(asPropertiesMap.get("name"));
this.id = extractString(asPropertiesMap.get("id"));
populate(this.hidden);
}
private void populate(Hidden hidden) {
if (this.id != null) {
hidden.setID(id);
}
if (this.name != null && !"".equals(this.name)) {
hidden.setName(name);
}
if (this.value != null) {
hidden.setValue(value);
}
}
@Override
public FormItemRepresentation getRepresentation() {
HiddenRepresentation rep = super.getRepresentation(new HiddenRepresentation());
rep.setId(id);
rep.setName(name);
rep.setValue(value);
return rep;
}
@Override
public void populate(FormItemRepresentation rep) throws FormBuilderException {
if (!(rep instanceof HiddenRepresentation)) {
throw new FormBuilderException(i18n.RepNotOfType(rep.getClass().getName(), "HiddenRepresentation"));
}
super.populate(rep);
HiddenRepresentation hrep = (HiddenRepresentation) rep;
this.id = hrep.getId();
this.name = hrep.getName();
this.value = hrep.getValue();
populate(this.hidden);
}
@Override
public FBFormItem cloneItem() {
HiddenFormItem clone = new HiddenFormItem(getFormEffects());
clone.id = this.id;
clone.name = this.name;
clone.value = this.value;
clone.populate(clone.hidden);
return clone;
}
@Override
public Widget cloneDisplay(Map<String, Object> data) {
Hidden hi = new Hidden();
populate(hi);
Object input = getInputValue(data);
if (input != null) {
hi.setValue(input.toString());
}
if (getOutput() != null && getOutput().getName() != null && !"".equals(getOutput().getName())) {
hi.setName(getOutput().getName());
}
super.populateActions(hi.getElement());
return hi;
}
}