/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* 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
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* 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 org.opencms.gwt.client.ui.contextmenu;
import org.opencms.gwt.client.CmsCoreProvider;
import org.opencms.gwt.client.ui.CmsFrameDialog;
import org.opencms.gwt.client.ui.CmsPopup;
import org.opencms.gwt.client.util.CmsClientStringUtil;
import org.opencms.gwt.shared.CmsContextMenuEntryBean;
import org.opencms.gwt.shared.CmsMenuCommandParameters;
import org.opencms.util.CmsUUID;
import java.util.HashMap;
import java.util.Map;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.user.client.Window;
/**
* A context menu entry command to open any dialog within an iFrame.<p>
*
* The dialog will be called with the parameter {@link #PARAM_CONTENT_STRUCTURE_ID}
* containing the structure id of the currently edited content if available.<p>
*
* To close the dialog call from within the dialog frame context
* window.parent[{@link #CLOSING_METHOD_NAME}](boolean reload).<p>
*/
public class CmsContextMenuDialog implements I_CmsHasContextMenuCommand, I_CmsContextMenuCommand {
/** The name of the dialog close method exported to the window context. */
public static final String CLOSING_METHOD_NAME = "closeContextMenuDialog";
/** The parameter name for the content structure id. */
public static final String PARAM_CONTENT_STRUCTURE_ID = "contentStructureId";
/** The context menu handler for this command instance. */
protected I_CmsContextMenuHandler m_menuHandler;
/**
* Constructor.<p>
*/
private CmsContextMenuDialog() {
// nothing to do
}
/**
* Returns the context menu command according to
* {@link org.opencms.gwt.client.ui.contextmenu.I_CmsHasContextMenuCommand}.<p>
*
* @return the context menu command
*/
public static I_CmsContextMenuCommand getContextMenuCommand() {
return new CmsContextMenuDialog();
}
/**
* @see org.opencms.gwt.client.ui.contextmenu.I_CmsContextMenuCommand#execute(org.opencms.util.CmsUUID, org.opencms.gwt.client.ui.contextmenu.I_CmsContextMenuHandler, org.opencms.gwt.shared.CmsContextMenuEntryBean)
*/
public void execute(CmsUUID structureId, I_CmsContextMenuHandler handler, CmsContextMenuEntryBean menuEntryBean) {
m_menuHandler = handler;
int height = 400;
int width = 300;
if (menuEntryBean.getParams().containsKey(CmsMenuCommandParameters.PARAM_DIALOG_HEIGHT)) {
height = CmsClientStringUtil.parseInt(menuEntryBean.getParams().get(
CmsMenuCommandParameters.PARAM_DIALOG_HEIGHT));
}
if (menuEntryBean.getParams().containsKey(CmsMenuCommandParameters.PARAM_DIALOG_WIDTH)) {
width = CmsClientStringUtil.parseInt(menuEntryBean.getParams().get(
CmsMenuCommandParameters.PARAM_DIALOG_WIDTH));
}
String fileName = menuEntryBean.getParams().get(CmsMenuCommandParameters.PARAM_DIALOG_URI);
CmsPopup popup = CmsFrameDialog.showFrameDialog(
menuEntryBean.getLabel(),
CmsCoreProvider.get().link(fileName),
getDialogParameters(structureId, menuEntryBean),
null);
popup.setHeight(height);
popup.setWidth(width);
popup.addDialogClose(null);
popup.center();
exportClosingMethod(popup);
}
/**
* @see org.opencms.gwt.client.ui.contextmenu.I_CmsContextMenuCommand#getCommandIconClass()
*/
public String getCommandIconClass() {
//TODO: use better icon
return org.opencms.gwt.client.ui.css.I_CmsImageBundle.INSTANCE.contextMenuIcons().edit();
}
/**
* Executed on dialog close.<p>
* @param reload <code>true</code> if the page should be reloaded
*/
protected void onClose(boolean reload) {
if (reload) {
Scheduler.get().scheduleDeferred(new ScheduledCommand() {
public void execute() {
String url = Window.Location.getHref();
m_menuHandler.leavePage(url);
}
});
}
}
/**
* Exports the close method to the window object, so it can be accessed from within the content editor iFrame.<p>
*
* @param popup the popup instance
*/
private native void exportClosingMethod(final CmsPopup popup) /*-{
var self = this;
$wnd[@org.opencms.gwt.client.ui.contextmenu.CmsContextMenuDialog::CLOSING_METHOD_NAME] = function(
reload) {
popup.@org.opencms.gwt.client.ui.CmsPopup::hide()();
self.@org.opencms.gwt.client.ui.contextmenu.CmsContextMenuDialog::onClose(Z)(reload);
$wnd[@org.opencms.gwt.client.ui.contextmenu.CmsContextMenuDialog::CLOSING_METHOD_NAME] = null;
};
}-*/;
/**
* Generates the dialog parameters.<p>
*
* @param structureId the structure id of the current content
* @param menuEntryBean the context menu entry bean
* @return the dialog parameters
*/
private Map<String, String> getDialogParameters(CmsUUID structureId, CmsContextMenuEntryBean menuEntryBean) {
HashMap<String, String> parameters = new HashMap<String, String>();
if (structureId != null) {
parameters.put(PARAM_CONTENT_STRUCTURE_ID, structureId.toString());
}
parameters.putAll(menuEntryBean.getParams());
return parameters;
}
}