/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.command.toolbar.previews;
import com.google.gwt.core.client.GWT;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
import org.eclipse.che.ide.FontAwesome;
import org.eclipse.che.ide.command.CommandResources;
import org.eclipse.che.ide.ui.dropdown.BaseListItem;
import org.eclipse.che.ide.ui.dropdown.DropdownListItemRenderer;
import static com.google.gwt.dom.client.Style.Unit.PX;
/**
* Renders widgets for the 'Previews' list. Always returns the same
* instance of the header widget which is shared among all {@link PreviewUrl}s.
*/
class PreviewUrlItemRenderer implements DropdownListItemRenderer {
static final HeaderWidget HEADER_WIDGET = new HeaderWidget();
private final BaseListItem<PreviewUrl> item;
private Widget listWidget;
PreviewUrlItemRenderer(BaseListItem<PreviewUrl> item) {
this.item = item;
}
@Override
public Widget renderHeaderWidget() {
return HEADER_WIDGET;
}
@Override
public Widget renderListWidget() {
if (listWidget == null) {
listWidget = new Label(item.getValue().getDisplayName());
listWidget.getElement().getStyle().setMarginBottom(0, PX);
}
return listWidget;
}
private static class HeaderWidget extends Label {
private static final CommandResources RESOURCES = GWT.create(CommandResources.class);
HeaderWidget() {
super();
addStyleName(RESOURCES.commandToolbarCss().previewUrlWidget());
final SafeHtmlBuilder safeHtmlBuilder = new SafeHtmlBuilder();
safeHtmlBuilder.appendHtmlConstant(FontAwesome.BULLSEYE);
getElement().setInnerSafeHtml(safeHtmlBuilder.toSafeHtml());
}
}
}