/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.myfaces.tobago.internal.component;
import org.apache.myfaces.tobago.component.Attributes;
import org.apache.myfaces.tobago.component.ComponentTypes;
import org.apache.myfaces.tobago.component.DeprecatedDimension;
import org.apache.myfaces.tobago.component.Facets;
import org.apache.myfaces.tobago.component.OnComponentCreated;
import org.apache.myfaces.tobago.component.OnComponentPopulated;
import org.apache.myfaces.tobago.component.Position;
import org.apache.myfaces.tobago.component.RendererTypes;
import org.apache.myfaces.tobago.internal.layout.LayoutUtils;
import org.apache.myfaces.tobago.internal.util.FacesContextUtils;
import org.apache.myfaces.tobago.layout.LayoutComponent;
import org.apache.myfaces.tobago.layout.LayoutContainer;
import org.apache.myfaces.tobago.layout.LayoutManager;
import org.apache.myfaces.tobago.layout.Measure;
import org.apache.myfaces.tobago.util.CreateComponentUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.el.ValueExpression;
import javax.faces.component.NamingContainer;
import javax.faces.component.UICommand;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
public abstract class AbstractUIPopup extends AbstractUIPanelBase
implements OnComponentCreated, OnComponentPopulated, NamingContainer,
DeprecatedDimension, Position, LayoutContainer {
private static final Logger LOG = LoggerFactory.getLogger(AbstractUIPopup.class);
private static final String Z_INDEX = AbstractUIPopup.class.getName() + ".Z_INDEX";
private boolean activated;
public void onComponentCreated(FacesContext facesContext, UIComponent parent) {
Integer zIndex = (Integer) facesContext.getExternalContext().getRequestMap().get(Z_INDEX);
if (zIndex == null) {
zIndex = 1;
} else {
zIndex++;
}
setZIndex(zIndex);
facesContext.getExternalContext().getRequestMap().put(Z_INDEX, zIndex);
}
public void onComponentPopulated(FacesContext facesContext, UIComponent parent) {
if (getLayoutManager() == null) {
final AbstractUIGridLayout layoutManager = (AbstractUIGridLayout) CreateComponentUtils.createAndInitLayout(
facesContext, ComponentTypes.GRID_LAYOUT, RendererTypes.GRID_LAYOUT, parent);
setLayoutManager(layoutManager);
}
}
public List<LayoutComponent> getComponents() {
return LayoutUtils.findLayoutChildren(this);
}
public void setActivated(boolean activated) {
this.activated = activated;
}
@Override
public void processDecodes(FacesContext facesContext) {
if (isSubmitted()) {
for (Iterator it = getFacetsAndChildren(); it.hasNext();) {
UIComponent childOrFacet = (UIComponent) it.next();
childOrFacet.processDecodes(facesContext);
}
try {
decode(facesContext);
} catch (RuntimeException e) {
facesContext.renderResponse();
throw e;
}
if (facesContext.getRenderResponse()) {
setActivated(true);
}
}
}
@Override
public boolean isRendered() {
final ValueExpression expression = getValueExpression("rendered");
if (expression != null) {
FacesContext context = FacesContext.getCurrentInstance();
return (Boolean) expression.getValue(context.getELContext());
} else {
return isActivated() || isRedisplay();
}
}
private boolean isSubmitted() {
String action = FacesContextUtils.getActionId(getFacesContext());
return action != null && action.startsWith(getClientId(getFacesContext()) + SEPARATOR_CHAR);
}
private boolean isRedisplay() {
if (isSubmitted()) {
String action = FacesContextUtils.getActionId(getFacesContext());
if (action != null) {
UIComponent command = getFacesContext().getViewRoot().findComponent(SEPARATOR_CHAR + action);
if (command != null && command instanceof UICommand) {
return !(command.getAttributes().get(Attributes.POPUP_CLOSE) != null);
}
}
}
return false;
}
private boolean isActivated() {
return activated;
}
@Override
public void processValidators(FacesContext context) {
if (isSubmitted()) {
for (Iterator it = getFacetsAndChildren(); it.hasNext();) {
UIComponent childOrFacet = (UIComponent) it.next();
childOrFacet.processValidators(context);
}
//TODO: check if validation has failed and reset rendered if needed
if (context.getRenderResponse()) {
setActivated(true);
}
}
}
@Override
public void processUpdates(FacesContext context) {
if (isSubmitted()) {
for (Iterator it = getFacetsAndChildren(); it.hasNext();) {
UIComponent childOrFacet = (UIComponent) it.next();
childOrFacet.processUpdates(context);
}
}
}
@Override
public Object saveState(FacesContext context) {
Object[] saveState = new Object[2];
saveState[0] = super.saveState(context);
saveState[1] = activated;
return saveState;
}
@Override
public void restoreState(FacesContext context, Object savedState) {
Object[] values = (Object[]) savedState;
super.restoreState(context, values[0]);
activated = (Boolean) values[1];
}
@Override
public void encodeEnd(FacesContext context) throws IOException {
super.encodeEnd(context);
activated = false;
}
public LayoutManager getLayoutManager() {
return (LayoutManager) getFacet(Facets.LAYOUT);
}
public void setLayoutManager(LayoutManager layoutManager) {
getFacets().put(Facets.LAYOUT, (AbstractUILayoutBase) layoutManager);
}
public boolean isLayoutChildren() {
return isRendered();
}
public abstract Measure getWidth();
public abstract void setWidth(Measure width);
public abstract Measure getHeight();
public abstract void setHeight(Measure height);
public abstract Measure getTop();
public abstract void setTop(Measure top);
public abstract Measure getLeft();
public abstract void setLeft(Measure left);
public abstract void setZIndex(Integer zIndex);
}