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/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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.android.systemui;
import android.content.Context;
import android.content.res.Configuration;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.Map;
public abstract class SystemUI {
public Context mContext;
public Map<Class<?>, Object> mComponents;
public abstract void start();
protected void onConfigurationChanged(Configuration newConfig) {
}
public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
}
protected void onBootCompleted() {
}
@SuppressWarnings("unchecked")
public <T> T getComponent(Class<T> interfaceType) {
return (T) (mComponents != null ? mComponents.get(interfaceType) : null);
}
public <T, C extends T> void putComponent(Class<T> interfaceType, C component) {
if (mComponents != null) {
mComponents.put(interfaceType, component);
}
}
}
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