jogamp.common.os.android.StaticContext Maven / Gradle / Ivy
/**
* Copyright 2011 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package jogamp.common.os.android;
import android.content.Context;
import android.util.Log;
import android.view.ViewGroup;
public class StaticContext {
private static Context appContext = null;
private static ViewGroup contentViewGroup = null;
private static boolean DEBUG = false;
/**
* Register Android application context for static usage.
*
* @param appContext mandatory application Context
* @throws RuntimeException if the context is already registered.
*/
public static final synchronized void init(final Context appContext) {
init(appContext, null);
}
/**
* Register Android application context w/ a ViewGroup for static usage.
*
* @param appContext mandatory application Context
* @param contentViewGroup optional ViewGroup acting as the Window's ContentView, usually a FrameLayout instance.
* @throws RuntimeException if the context is already registered.
*/
public static final synchronized void init(final Context appContext, final ViewGroup contentViewGroup) {
if(null != StaticContext.appContext) {
throw new RuntimeException("Context already set");
}
if(DEBUG) { Log.d(MD.TAG, "init(appCtx "+appContext+", viewGroup "+contentViewGroup+")"); }
StaticContext.appContext = appContext;
StaticContext.contentViewGroup = contentViewGroup;
}
/**
* Unregister the Android application Context and ViewGroup
*/
public static final synchronized void clear() {
if(DEBUG) { Log.d(MD.TAG, "clear()"); }
appContext = null;
contentViewGroup = null;
}
/**
* Return the registered Android application Context
* @return
*/
public static final synchronized Context getContext() {
return appContext;
}
/**
* Return the registered Android ViewGroup acting as the Window's ContentView
* @return
*/
public static final synchronized ViewGroup getContentViewGroup() {
return contentViewGroup;
}
}