/*
* 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.camerabrowser;
import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.media.MediaScannerConnection;
import android.media.MediaScannerConnection.MediaScannerConnectionClient;
import android.mtp.MtpConstants;
import android.mtp.MtpObjectInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import java.io.File;
import java.util.Date;
/**
* A view to display the properties of an object.
*/
public class ObjectViewer extends Activity implements View.OnClickListener {
private static final String TAG = "ObjectViewer";
private MtpClient mClient;
private String mDeviceName;
private int mStorageID;
private int mObjectID;
private String mFileName;
private Button mImportButton;
private Button mDeleteButton;
private DeviceDisconnectedReceiver mDisconnectedReceiver;
private final class ScannerClient implements MediaScannerConnectionClient {
private final Context mContext;
private String mPath;
public ScannerClient(Context context) {
mContext = context;
}
public void setScanPath(String path) {
mPath = path;
}
@Override
public void onMediaScannerConnected() {
mScannerConnection.scanFile(mPath, null);
}
@Override
public void onScanCompleted(String path, Uri uri) {
mScannerConnection.disconnect();
// try to start an activity to view the file
Intent intent = new Intent(Intent.ACTION_VIEW, uri);
try {
mContext.startActivity(intent);
} catch (ActivityNotFoundException e) {
Toast.makeText(mContext, R.string.start_activity_failed_message,
Toast.LENGTH_SHORT).show();
}
}
}
private MediaScannerConnection mScannerConnection;
private ScannerClient mScannerClient;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mClient = ((CameraBrowserApplication)getApplication()).getMtpClient();
setContentView(R.layout.object_info);
mImportButton = (Button)findViewById(R.id.import_button);
mImportButton.setOnClickListener(this);
mDeleteButton = (Button)findViewById(R.id.delete_button);
mDeleteButton.setOnClickListener(this);
mDeviceName = getIntent().getStringExtra("device");
mStorageID = getIntent().getIntExtra("storage", 0);
mObjectID = getIntent().getIntExtra("object", 0);
mDisconnectedReceiver = new DeviceDisconnectedReceiver(this, mDeviceName);
mScannerClient = new ScannerClient(this);
mScannerConnection = new MediaScannerConnection(this, mScannerClient);
}
@Override
protected void onResume() {
super.onResume();
MtpObjectInfo info = mClient.getObjectInfo(mDeviceName, mObjectID);
if (info != null) {
TextView view = (TextView)findViewById(R.id.name);
mFileName = info.getName();
view.setText(mFileName);
view = (TextView)findViewById(R.id.format);
view.setText(Integer.toHexString(info.getFormat()).toUpperCase());
view = (TextView)findViewById(R.id.size);
view.setText(Long.toString(info.getCompressedSize()));
view = (TextView)findViewById(R.id.thumb_width);
view.setText(Long.toString(info.getThumbPixWidth()));
view = (TextView)findViewById(R.id.thumb_height);
view.setText(Long.toString(info.getThumbPixHeight()));
view = (TextView)findViewById(R.id.thumb_size);
view.setText(Long.toString(info.getThumbCompressedSize()));
view = (TextView)findViewById(R.id.width);
view.setText(Long.toString(info.getImagePixWidth()));
view = (TextView)findViewById(R.id.height);
view.setText(Long.toString(info.getImagePixHeight()));
view = (TextView)findViewById(R.id.depth);
view.setText(Long.toString(info.getImagePixDepth()));
view = (TextView)findViewById(R.id.sequence);
view.setText(Long.toString(info.getSequenceNumber()));
view = (TextView)findViewById(R.id.created);
Date date = new Date(info.getDateCreated() * 1000);
view.setText(date.toString());
view = (TextView)findViewById(R.id.modified);
date = new Date(info.getDateModified() * 1000);
view.setText(date.toString());
view = (TextView)findViewById(R.id.keywords);
view.setText(info.getKeywords());
int thumbFormat = info.getThumbFormat();
if (thumbFormat == MtpConstants.FORMAT_EXIF_JPEG
|| thumbFormat == MtpConstants.FORMAT_JFIF) {
byte[] thumbnail = mClient.getThumbnail(mDeviceName, info.getObjectHandle());
if (thumbnail != null) {
Bitmap bitmap = BitmapFactory.decodeByteArray(thumbnail, 0, thumbnail.length);
if (bitmap != null) {
ImageView thumbView = (ImageView)findViewById(R.id.thumbnail);
thumbView.setImageBitmap(bitmap);
}
}
}
}
}
@Override
protected void onDestroy() {
unregisterReceiver(mDisconnectedReceiver);
super.onDestroy();
}
private void importObject() {
// copy file to /mnt/sdcard/imported/<filename>
File dest = Environment.getExternalStorageDirectory();
dest = new File(dest, "imported");
dest.mkdirs();
dest = new File(dest, mFileName);
if (mClient.importFile(mDeviceName, mObjectID, dest.getAbsolutePath())) {
Toast.makeText(this, R.string.object_saved_message, Toast.LENGTH_SHORT).show();
mScannerClient.setScanPath(dest.getAbsolutePath());
mScannerConnection.connect();
} else {
Toast.makeText(this, R.string.save_failed_message, Toast.LENGTH_SHORT).show();
}
}
private void deleteObject() {
if (mClient.deleteObject(mDeviceName, mObjectID)) {
Toast.makeText(this, R.string.object_deleted_message, Toast.LENGTH_SHORT).show();
finish();
} else {
Toast.makeText(this, R.string.delete_failed_message, Toast.LENGTH_SHORT).show();
}
}
public void onClick(View v) {
if (v == mImportButton) {
importObject();
} else if (v == mDeleteButton) {
deleteObject();
}
}
}