Ace.java

/*
 Copyright (c) 2014 Ahomé Innovation Technologies. All rights reserved.

 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.ait.toolkit.ace.client;

import com.ait.toolkit.ace.client.resources.AceResources;
import com.ait.toolkit.core.client.Util;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.core.client.ScriptInjector;
import com.google.gwt.core.shared.GWT;

/**
 * The main class required to set up an Ace instance in the browser.
 * 
 * @author Alain Ekambi
 * 
 */
public class Ace {

	private static final AceResources resources = GWT.create(AceResources.class);

	public static void load() {
		if (!isLoaded()) {
			ScriptInjector.fromString(resources.aceJs().getText()).setWindow(ScriptInjector.TOP_WINDOW).inject();
			ScriptInjector.fromString(resources.keyBindingMenu().getText()).setWindow(ScriptInjector.TOP_WINDOW).inject();
			ScriptInjector.fromString(resources.languageTools().getText()).setWindow(ScriptInjector.TOP_WINDOW).inject();
			ScriptInjector.fromString(resources.settingsMenu().getText()).setWindow(ScriptInjector.TOP_WINDOW).inject();
			setBasePath(Util.getModuleBaseUrl() + "ace/");
		}
	}

	public static AceConfig getConfig() {
		if (isLoaded()) {
			return new AceConfig(_getConfig());
		}
		return null;
	}

	private static native JavaScriptObject _getConfig()/*-{
		return $wnd.ace.config;
	}-*/;

	public static native boolean isLoaded()/*-{
		if (typeof $wnd.ace === "undefined" || $wnd.ace === null) {
			return false;
		}
		return true;
	}-*/;

	private static native void setBasePath(String path)/*-{
		$wnd.ace.config.set("basePath", path);
	}-*/;

}