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/*
* Copyright (C) 2013 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.camera.data;
import android.database.ContentObserver;
/**
* Listening to the changes to the local image and video data. onChange will
* happen on the main thread.
*/
public class LocalMediaObserver extends ContentObserver {
private boolean mActivityPaused = false;
private boolean mMediaDataChangedDuringPause = false;
public LocalMediaObserver() {
super(null);
}
/**
* When the activity is paused and MediaObserver get onChange() call, then
* we would like to set a dirty bit to reload the data at onResume().
*/
@Override
public void onChange(boolean selfChange) {
if (mActivityPaused) {
mMediaDataChangedDuringPause = true;
}
}
public void setActivityPaused(boolean paused) {
mActivityPaused = paused;
if (!paused) {
mMediaDataChangedDuringPause = false;
}
}
public boolean isMediaDataChangedDuringPause() {
return mMediaDataChangedDuringPause;
}
}
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