com.google.gwt.resources.client.CommonResources Maven / Gradle / Ivy
/*
* Copyright 2010 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.resources.client;
import com.google.gwt.core.client.GWT;
/**
* Generally useful styles and resources used throughout GWT widgets and cells.
*/
public class CommonResources {
/**
* The {@link ClientBundle} of resources.
*/
static interface Bundle extends ClientBundle {
@Source("inline-block.css")
InlineBlockStyle inlineBlockStyle();
}
/**
* Cross-browser implementation of the "display: inline-block" CSS property.
*/
static interface InlineBlockStyle extends CssResource {
/**
* The inline block style.
*/
String inlineBlock();
}
/**
* Lazily loaded singleton.
*/
private static Bundle instance;
/**
* Ensure that the shared {@link Bundle} is created and return it.
*
* @return the {@link Bundle} of resources
*/
private static Bundle ensureResources() {
if (instance == null) {
instance = GWT.create(Bundle.class);
}
return instance;
}
/**
* Get the style class name that simulates a "display: inline-block" effect
* across browsers.
*/
public static String getInlineBlockStyle() {
InlineBlockStyle style = ensureResources().inlineBlockStyle();
style.ensureInjected();
return style.inlineBlock();
}
}