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/*
* Copyright (C) 2011 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.statusbar.tablet;
import java.util.ArrayList;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.res.Resources;
import android.util.DisplayMetrics;
import android.util.Slog;
import android.view.View;
import android.view.WindowManager;
import android.view.WindowManagerImpl;
import android.view.WindowManagerPolicy;
public class HeightReceiver extends BroadcastReceiver {
private static final String TAG = "StatusBar.HeightReceiver";
public interface OnBarHeightChangedListener {
public void onBarHeightChanged(int height);
}
Context mContext;
ArrayList<OnBarHeightChangedListener> mListeners = new ArrayList<OnBarHeightChangedListener>();
WindowManager mWindowManager;
int mHeight;
public HeightReceiver(Context context) {
mContext = context;
mWindowManager = WindowManagerImpl.getDefault();
}
public void addOnBarHeightChangedListener(OnBarHeightChangedListener l) {
mListeners.add(l);
l.onBarHeightChanged(mHeight);
}
public void removeOnBarHeightChangedListener(OnBarHeightChangedListener l) {
mListeners.remove(l);
}
@Override
public void onReceive(Context context, Intent intent) {
final boolean plugged
= intent.getBooleanExtra(WindowManagerPolicy.EXTRA_HDMI_PLUGGED_STATE, false);
setPlugged(plugged);
}
public void registerReceiver() {
final IntentFilter filter = new IntentFilter();
filter.addAction(WindowManagerPolicy.ACTION_HDMI_PLUGGED);
final Intent val = mContext.registerReceiver(this, filter);
onReceive(mContext, val);
}
private void setPlugged(boolean plugged) {
final Resources res = mContext.getResources();
int height = -1;
if (plugged) {
final DisplayMetrics metrics = new DisplayMetrics();
mWindowManager.getDefaultDisplay().getMetrics(metrics);
//Slog.i(TAG, "setPlugged: display metrics=" + metrics);
final int shortSide = Math.min(metrics.widthPixels, metrics.heightPixels);
height = shortSide - 720;
}
final int minHeight
= res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
if (height < minHeight) {
height = minHeight;
}
Slog.i(TAG, "Resizing status bar plugged=" + plugged + " height="
+ height + " old=" + mHeight);
mHeight = height;
final int N = mListeners.size();
for (int i=0; i<N; i++) {
mListeners.get(i).onBarHeightChanged(height);
}
}
public int getHeight() {
return mHeight;
}
}
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