package com.android.camera.app; import android.content.Context; import android.net.Uri; import com.android.camera.support.app.StitchingChangeListener; public class StitchingProgressManager { public StitchingProgressManager(Context app) { } public void addChangeListener(StitchingChangeListener l) { } public void removeChangeListener(StitchingChangeListener l) { } public Integer getProgress(Uri uri) { return null; } }