/*
* 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.client.form.LayoutFormItem;
import org.jbpm.formapi.client.form.PhantomPanel;
import org.jbpm.formapi.shared.api.FormItemRepresentation;
import org.jbpm.formapi.shared.api.items.HorizontalPanelRepresentation;
import org.jbpm.formbuilder.client.FormBuilderGlobals;
import org.jbpm.formbuilder.client.messages.I18NConstants;
import com.google.gwt.i18n.client.HasDirection.Direction;
import com.google.gwt.user.client.ui.HasHorizontalAlignment.HorizontalAlignmentConstant;
import com.google.gwt.user.client.ui.HasWidgets;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Widget;
import com.gwtent.reflection.client.Reflectable;
/**
* UI form item. Represents an horizontal layout
*/
@Reflectable
public class HorizontalLayoutFormItem extends LayoutFormItem {
private final I18NConstants i18n = FormBuilderGlobals.getInstance().getI18n();
private HorizontalPanel panel = new HorizontalPanel();
public HorizontalLayoutFormItem() {
this(new ArrayList<FBFormEffect>());
}
public HorizontalLayoutFormItem(List<FBFormEffect> formEffects) {
super(formEffects);
panel.setBorderWidth(1);
add(panel);
setSize("90px", "30px");
panel.setSize(getWidth(), getHeight());
}
private Integer borderWidth;
private Integer spacing;
private String cssClassName;
private String horizontalAlignment;
private String verticalAlignment;
private String title;
private String id;
@Override
public Map<String, Object> getFormItemPropertiesMap() {
Map<String, Object> formItemPropertiesMap = new HashMap<String, Object>();
formItemPropertiesMap.put("borderWidth", borderWidth);
formItemPropertiesMap.put("height", getHeight());
formItemPropertiesMap.put("width", getWidth());
formItemPropertiesMap.put("spacing", spacing);
formItemPropertiesMap.put("cssClassName", cssClassName);
formItemPropertiesMap.put("horizontalAlignment", horizontalAlignment);
formItemPropertiesMap.put("verticalAlignment", verticalAlignment);
formItemPropertiesMap.put("title", title);
formItemPropertiesMap.put("id", id);
return formItemPropertiesMap;
}
@Override
public void saveValues(Map<String, Object> asPropertiesMap) {
this.borderWidth = extractInt(asPropertiesMap.get("borderWidth"));
this.setHeight(extractString(asPropertiesMap.get("height")));
this.setWidth(extractString(asPropertiesMap.get("width")));
this.spacing = extractInt(asPropertiesMap.get("spacing"));
this.cssClassName = extractString(asPropertiesMap.get("cssClassName"));
this.horizontalAlignment = extractString(asPropertiesMap.get("horizontalAlignment"));
this.verticalAlignment = extractString(asPropertiesMap.get("verticalAlignment"));
this.title = extractString(asPropertiesMap.get("title"));
this.id = extractString(asPropertiesMap.get("id"));
populate(this.panel);
}
private void populate(HorizontalPanel panel) {
if (this.borderWidth != null) {
panel.setBorderWidth(this.borderWidth);
}
if (this.getHeight() != null && !"".equals(this.getHeight())) {
panel.setHeight(this.getHeight());
}
if (this.getWidth() != null && !"".equals(this.getWidth())) {
panel.setWidth(this.getWidth());
}
if (this.spacing != null) {
panel.setSpacing(this.spacing);
}
if (this.cssClassName != null) {
panel.setStyleName(this.cssClassName);
}
if (this.horizontalAlignment != null) {
try {
Direction d = Direction.valueOf(horizontalAlignment);
panel.setHorizontalAlignment(HorizontalAlignmentConstant.startOf(d));
} catch (IllegalArgumentException e) { }
}
if (this.title != null) {
panel.setTitle(this.title);
}
}
@Override
public HasWidgets getPanel() {
return panel;
}
@Override
public FormItemRepresentation getRepresentation() {
HorizontalPanelRepresentation rep = super.getRepresentation(new HorizontalPanelRepresentation());
rep.setBorderWidth(this.borderWidth);
rep.setCssClassName(this.cssClassName);
rep.setHorizontalAlignment(this.horizontalAlignment);
rep.setId(this.id);
rep.setSpacing(this.spacing);
rep.setTitle(this.title);
rep.setVerticalAlignment(this.verticalAlignment);
for (FBFormItem item : getItems()) {
rep.addItem(item.getRepresentation());
}
return rep;
}
@Override
public void populate(FormItemRepresentation rep) throws FormBuilderException {
if (!(rep instanceof HorizontalPanelRepresentation)) {
throw new FormBuilderException(i18n.RepNotOfType(rep.getClass().getName(), "HorizontalPanelRepresentation"));
}
super.populate(rep);
HorizontalPanelRepresentation hrep = (HorizontalPanelRepresentation) rep;
this.borderWidth = hrep.getBorderWidth();
this.cssClassName = hrep.getCssClassName();
this.horizontalAlignment = hrep.getHorizontalAlignment();
this.id = hrep.getId();
this.spacing = hrep.getSpacing();
this.title = hrep.getTitle();
this.verticalAlignment = hrep.getVerticalAlignment();
this.panel.clear();
super.getItems().clear();
populate(this.panel);
if (hrep.getItems() != null) {
for (FormItemRepresentation item : hrep.getItems()) {
add(super.createItem(item));
}
}
}
@Override
public FBFormItem cloneItem() {
HorizontalLayoutFormItem clone = new HorizontalLayoutFormItem(getFormEffects());
clone.borderWidth = this.borderWidth;
clone.cssClassName = this.cssClassName;
clone.setHeight(this.getHeight());
clone.horizontalAlignment = this.horizontalAlignment;
clone.id = this.id;
clone.spacing = this.spacing;
clone.title = this.title;
clone.verticalAlignment = this.verticalAlignment;
clone.setWidth(this.getWidth());
clone.populate(clone.panel);
for (FBFormItem item : getItems()) {
clone.add(item.cloneItem());
}
return clone;
}
@Override
public Widget cloneDisplay(Map<String, Object> data) {
HorizontalPanel hp = new HorizontalPanel();
populate(hp);
super.populateActions(hp.getElement());
for (FBFormItem item : getItems()) {
hp.add(item.cloneDisplay(data));
}
return hp;
}
@Override
public boolean add(FBFormItem item) {
this.panel.add(item);
return super.add(item);
}
@Override
public void add(PhantomPanel phantom, int x, int y) {
Widget beforeWidget = null;
for (Widget widget : this.panel) {
int left = widget.getAbsoluteLeft();
int right = left + widget.getOffsetWidth();
if (x > left && x < right) {
beforeWidget = widget;
break;
}
}
if (beforeWidget == null) {
this.panel.add(phantom);
} else {
int index = this.panel.getWidgetIndex(beforeWidget);
this.panel.insert(phantom, index);
}
}
@Override
public void replacePhantom(FBFormItem item) {
PhantomPanel phantom = null;
for (Widget widget : this.panel) {
if (widget instanceof PhantomPanel) {
phantom = (PhantomPanel) widget;
break;
}
}
if (phantom == null) {
add(item);
} else {
int index = this.panel.getWidgetIndex(phantom);
this.panel.remove(phantom);
super.insert(index, item);
}
}
}