com.alkacon.acacia.client.ui.ChoiceMenuEntryWidget Maven / Gradle / Ivy
/*
* This library is part of the Acacia Editor -
* an open source inline and form based content editor for GWT.
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* For further information about Alkacon Software, please see the
* company website: http://www.alkacon.com
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.alkacon.acacia.client.ui;
import com.alkacon.acacia.client.ButtonBarHandler;
import com.alkacon.acacia.client.ChoiceMenuEntryBean;
import com.alkacon.acacia.client.css.I_LayoutBundle;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.MouseOutEvent;
import com.google.gwt.event.dom.client.MouseOverEvent;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HTML;
/**
* A menu entry widget for selecting choices for complex choice values.
*/
public class ChoiceMenuEntryWidget extends Composite {
/** The root attribute choice menu to which this entry belongs. */
private AttributeChoiceWidget m_attributeChoiceWidget;
/** The bean to which this entry belongs. */
private ChoiceMenuEntryBean m_entryBean;
/** The callback to invoke when a widget is selected. */
private AsyncCallback m_selectCallback;
/** The submenu to which this entry widget belongs. */
private ChoiceSubmenu m_submenu;
/**
* Creates a new menu entry instance.
*
* @param label the entry label
* @param help the entry help text
* @param menuEntry the menu entry bean
* @param selectHandler the select handler
* @param choiceWidget the root choice menu
* @param submenu the submenu for which this entry is being created
*/
public ChoiceMenuEntryWidget(
String label,
String help,
final ChoiceMenuEntryBean menuEntry,
final AsyncCallback selectHandler,
AttributeChoiceWidget choiceWidget,
ChoiceSubmenu submenu) {
HTML baseWidget = new HTML(label);
initWidget(baseWidget);
setStyleName(I_LayoutBundle.INSTANCE.attributeChoice().choice());
m_entryBean = menuEntry;
m_selectCallback = selectHandler;
m_submenu = submenu;
m_attributeChoiceWidget = choiceWidget;
setTitle(help);
if (menuEntry.isLeaf()) {
baseWidget.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
selectHandler.onSuccess(menuEntry);
ButtonBarHandler.INSTANCE.closeAll();
}
});
}
addDomHandler(ButtonBarHandler.INSTANCE, MouseOverEvent.getType());
addDomHandler(ButtonBarHandler.INSTANCE, MouseOutEvent.getType());
}
/**
* Gets the root choice menu.
*
* @return the root choice menu
*/
public AttributeChoiceWidget getAttributeChoiceWidget() {
return m_attributeChoiceWidget;
}
/**
* Gets the menu entry bean.
*
* @return the menu entry bean
*/
public ChoiceMenuEntryBean getEntryBean() {
return m_entryBean;
}
/**
* Gets the select handler.
*
* @return the select handler
*/
public AsyncCallback getSelectHandler() {
return m_selectCallback;
}
/**
* Gets the submenu to which this entry belongs (or null if it belongs to a root menu).
*
* @return the submenu of this entry
*/
public ChoiceSubmenu getSubmenu() {
return m_submenu;
}
}