/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* 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.uberfire.client.views.pfly.modal;
import javax.enterprise.context.Dependent;
import com.google.gwt.core.client.GWT;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.ui.IsWidget;
import org.gwtbootstrap3.client.shared.event.ModalHiddenEvent;
import org.gwtbootstrap3.client.shared.event.ModalHiddenHandler;
import org.gwtbootstrap3.client.shared.event.ModalShownEvent;
import org.gwtbootstrap3.client.shared.event.ModalShownHandler;
import org.gwtbootstrap3.client.ui.Button;
import org.gwtbootstrap3.client.ui.Modal;
import org.gwtbootstrap3.client.ui.ModalBody;
import org.gwtbootstrap3.client.ui.ModalFooter;
import org.gwtbootstrap3.client.ui.constants.Attributes;
import org.gwtbootstrap3.client.ui.constants.ButtonDismiss;
import org.gwtbootstrap3.client.ui.constants.ButtonType;
import org.gwtbootstrap3.client.ui.constants.ModalBackdrop;
import org.uberfire.client.resources.WorkbenchResources;
import org.uberfire.mvp.Command;
import org.uberfire.mvp.Commands;
import static org.uberfire.commons.validation.PortablePreconditions.checkNotNull;
/**
* A modal dialog that floats above the workbench. Each instance can only be shown once.
*/
@Dependent
public class Bs3Modal extends Modal {
private final ModalBody body = GWT.create(ModalBody.class);
/**
* Used for enforcing the "only show one time" rule.
*/
boolean hasBeenShown;
public Bs3Modal() {
setup();
}
protected void setup() {
this.add(body);
this.setDataBackdrop(ModalBackdrop.STATIC);
this.setFade(true);
this.setRemoveOnHide(true);
this.getElement().setAttribute(Attributes.ROLE,
"dialog");
this.getElement().setAttribute(Attributes.TABINDEX,
"-1");
this.addStyleName(WorkbenchResources.INSTANCE.CSS().modal());
this.setId(DOM.createUniqueId());
}
@Override
protected void onAttach() {
super.onAttach();
initFooter(this.getId());
}
private native void initFooter(final String id) /*-{
var footer = $wnd.jQuery('#' + id + ' .modal-footer');
if (footer.length == 0) {
this.@org.uberfire.client.views.pfly.modal.Bs3Modal::addDefaultFooter()();
}
}-*/;
/**
* Shows this modal dialog above the current workbench.
* @param afterShown the action to perform once the dialog has been shown. Not null. Use {@link Commands#DO_NOTHING} if you don't have an "after show" action.
* @param afterClosed the action to perform once the dialog has been dismissed. Not null. Use {@link Commands#DO_NOTHING} if you don't have an "after close" action.
*/
public void show(final Command afterShown,
final Command afterClosed) {
checkNotNull("afterShown",
afterShown);
checkNotNull("afterClosed",
afterClosed);
this.addShownHandler(new ModalShownHandler() {
@Override
public void onShown(final ModalShownEvent showEvent) {
if (afterShown != null) {
afterShown.execute();
}
}
});
this.addHiddenHandler(new ModalHiddenHandler() {
@Override
public void onHidden(final ModalHiddenEvent hiddenEvent) {
if (afterClosed != null) {
afterClosed.execute();
}
}
});
this.show();
}
@Override
public void show() {
if (hasBeenShown) {
throw new IllegalStateException("This modal has already been shown. Create a new instance if you want to show another modal.");
}
super.show();
}
/**
* Replaces the contents within the main body area of the modal. By default, the main body area is empty.
* @param content the new content for the main body area.
*/
public void setContent(IsWidget content) {
body.clear();
body.add(content);
}
protected void addDefaultFooter() {
final Button close = GWT.create(Button.class);
close.setText("OK");
close.setDataDismiss(ButtonDismiss.MODAL);
close.setType(ButtonType.PRIMARY);
setFooterContent(close);
}
public void setModalTitle(final String title) {
this.setTitle(SafeHtmlUtils.htmlEscape(title));
}
/**
* Replaces the current contents of the footer area with the given widget. By default (if you do not call this
* method), the footer contains an OK button that dismisses the dialog when clicked.
* @param content the new content for the footer area.
*/
public void setFooterContent(IsWidget content) {
final ModalFooter footer = GWT.create(ModalFooter.class);
this.add(footer);
footer.add(content);
}
/**
* Sets the pixel height of the main content container.
*/
public void setBodyHeight(int height) {
body.setHeight(height + "px");
}
}