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/*
* Copyright (C) 2012 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.tools.sdkcontroller.handlers;
import java.util.ArrayList;
import java.util.List;
import android.content.Context;
import com.android.tools.sdkcontroller.lib.EmulatorConnection;
import com.android.tools.sdkcontroller.lib.EmulatorListener;
public abstract class BaseHandler {
public enum HandlerType {
MultiTouch,
Sensor
}
public abstract HandlerType getType();
public abstract int getPort();
public abstract void onStart(EmulatorConnection connection, Context context);
public abstract void onStop();
// ------------
// Interaction from the emulator connection towards the handler
/**
* Uses the first non-null replies to this query.
* @see EmulatorListener#onEmulatorQuery(String, String)
*/
public abstract String onEmulatorQuery(String query, String param);
/**
* Uses the first non-null replies to this query.
* @see EmulatorListener#onEmulatorBlobQuery(byte[])
*/
public abstract String onEmulatorBlobQuery(byte[] array);
// ------------
// Interaction from handler towards listening UI
public interface UiListener {
public void onHandlerEvent(int event, Object...params);
}
private final List<UiListener> mUiListeners = new ArrayList<UiListener>();
public void addUiListener(UiListener listener) {
assert listener != null;
if (listener != null) {
if (!mUiListeners.contains(listener)) {
mUiListeners.add(listener);
}
}
}
public void removeUiListener(UiListener listener) {
assert listener != null;
mUiListeners.remove(listener);
}
protected void notifyUi(int event, Object...params) {
for (UiListener listener : mUiListeners) {
listener.onHandlerEvent(event, params);
}
}
}
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