/*
* DocsMenu.java
*
* Copyright (C) 2009-12 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
package org.rstudio.studio.client.workbench.views.source;
import com.google.gwt.resources.client.ImageResource;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.MenuItem;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.inject.Inject;
import org.rstudio.core.client.command.AppCommand;
import org.rstudio.core.client.command.AppMenuBar;
import org.rstudio.core.client.command.DisabledMenuItem;
import org.rstudio.studio.client.RStudioGinjector;
import org.rstudio.studio.client.application.events.EventBus;
import org.rstudio.studio.client.workbench.views.source.events.DocTabsChangedEvent;
import org.rstudio.studio.client.workbench.views.source.events.DocTabsChangedHandler;
import org.rstudio.studio.client.workbench.views.source.events.SwitchToDocEvent;
import java.util.ArrayList;
public class DocsMenu extends AppMenuBar
{
public DocsMenu()
{
super(true);
RStudioGinjector.INSTANCE.injectMembers(this);
}
@Inject
public void initialize(EventBus events)
{
assert events_ == null : "DocsMenu.initialize was called more than once";
events_ = events;
events_.addHandler(
DocTabsChangedEvent.TYPE,
new DocTabsChangedHandler()
{
public void onDocTabsChanged(DocTabsChangedEvent event)
{
setDocs(event.getIcons(), event.getNames(), event.getPaths());
}
}) ;
}
public void setOwnerPopupPanel(PopupPanel panel)
{
panel_ = panel;
}
public void setDocs(ImageResource[] icons, String[] names, String[] paths)
{
clearItems();
names_.clear();
menuItems_.clear();
assert icons.length == names.length && names.length == paths.length;
if (icons.length == 0)
{
addItem(new DisabledMenuItem("(No documents)"));
}
for (int i = 0; i < icons.length; i++)
{
String label = AppCommand.formatMenuLabel(icons[i],
names[i] + "\u00A0\u00A0\u00A0",
null);
final int tabIndex = i;
MenuItem item = addItem(label, true, new Command()
{
public void execute()
{
if (panel_ != null)
panel_.hide(false);
events_.fireEvent(new SwitchToDocEvent(tabIndex));
}
});
item.setTitle(paths[i]);
names_.add(names[i]);
menuItems_.add(item);
}
}
public void filter(String criteria)
{
for (int i = 0; i < names_.size(); i++)
{
menuItems_.get(i).setVisible(shouldShow(criteria, names_.get(i)));
}
}
private boolean shouldShow(String filterCriteria, String value)
{
if (filterCriteria == null)
return true;
return value.toLowerCase().startsWith(filterCriteria.toLowerCase());
}
private ArrayList<String> names_ = new ArrayList<String>();
private ArrayList<MenuItem> menuItems_ = new ArrayList<MenuItem>();
private EventBus events_;
private PopupPanel panel_;
}