UIUploadArea.java
/*
* Copyright (C) 2003-2011 eXo Platform SAS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.exoplatform.webui.commons;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIContainer;
import org.exoplatform.webui.core.lifecycle.Lifecycle;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.event.EventListener;
/**
* Created by The eXo Platform SAS
* Author : Lai Trung Hieu
* hieult@exoplatform.com
* Nov 3, 2011
*/
@ComponentConfig(
lifecycle = Lifecycle.class,
template = "classpath:groovy/webui/commons/UIUploadArea.gtmpl",
events = {
@EventConfig(listeners = UIUploadArea.RefreshUploadActionListener.class)
}
)
public class UIUploadArea extends UIContainer {
public static final String UPLOAD_INPUT = "UIUploadInput";
public static int SIZE_LIMIT = -1;
protected static final String REFRESH_UPLOAD = "RefreshUpload";
public UIUploadArea() {
UIUploadInput uiInput = new UIUploadInput(UPLOAD_INPUT, UPLOAD_INPUT, SIZE_LIMIT);
uiInput.setAutoUpload(true);
addChild(uiInput);
}
@Override
public void processRender(WebuiRequestContext context) throws Exception {
this.getChild(UIUploadInput.class).setRefreshUploadAction(this.event(REFRESH_UPLOAD));
super.processRender(context);
}
static public class RefreshUploadActionListener extends EventListener<UIUploadArea> {
public void execute(Event<UIUploadArea> event) throws Exception {
UIUploadArea component = event.getSource();
component.removeChild(UIUploadInput.class);
UIUploadInput uiInput = new UIUploadInput(UIUploadArea.UPLOAD_INPUT, UIUploadArea.UPLOAD_INPUT, UIUploadArea.SIZE_LIMIT);
uiInput.setAutoUpload(true);
component.addChild(uiInput);
event.getRequestContext().addUIComponentToUpdateByAjax(component);
}
}
}