src/com/android/bluetooth/opp/BluetoothOppIncomingFileConfirmActivity.java

/*
 * Copyright (c) 2008-2009, Motorola, Inc.
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * - Neither the name of the Motorola, Inc. nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

package com.android.bluetooth.opp;

import com.android.bluetooth.R;

import android.content.BroadcastReceiver;
import android.content.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
import android.text.format.Formatter;

import com.android.internal.app.AlertActivity;
import com.android.internal.app.AlertController;

/**
 * This class is designed to ask user to confirm if accept incoming file;
 */
public class BluetoothOppIncomingFileConfirmActivity extends AlertActivity implements
        DialogInterface.OnClickListener {
    private static final String TAG = "BluetoothIncomingFileConfirmActivity";
    private static final boolean D = Constants.DEBUG;
    private static final boolean V = Constants.VERBOSE;

    private static final int DISMISS_TIMEOUT_DIALOG = 0;

    private static final int DISMISS_TIMEOUT_DIALOG_VALUE = 2000;

    private static final String PREFERENCE_USER_TIMEOUT = "user_timeout";

    private BluetoothOppTransferInfo mTransInfo;

    private Uri mUri;

    private ContentValues mUpdateValues;

    private TextView mContentView;

    private boolean mTimeout = false;

    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            if (!BluetoothShare.USER_CONFIRMATION_TIMEOUT_ACTION.equals(intent.getAction())) {
                return;
            }
            onTimeout();
        }
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Intent intent = getIntent();
        mUri = intent.getData();
        mTransInfo = new BluetoothOppTransferInfo();
        mTransInfo = BluetoothOppUtility.queryRecord(this, mUri);
        if (mTransInfo == null) {
            if (V) Log.e(TAG, "Error: Can not get data from db");
            finish();
            return;
        }

        // Set up the "dialog"
        final AlertController.AlertParams p = mAlertParams;
        p.mIconId = android.R.drawable.ic_dialog_info;
        p.mTitle = getString(R.string.incoming_file_confirm_title);
        p.mView = createView();
        p.mPositiveButtonText = getString(R.string.incoming_file_confirm_ok);
        p.mPositiveButtonListener = this;
        p.mNegativeButtonText = getString(R.string.incoming_file_confirm_cancel);
        p.mNegativeButtonListener = this;
        setupAlert();
        if (V) Log.v(TAG, "mTimeout: " + mTimeout);
        if (mTimeout) {
            onTimeout();
        }

        if (V) Log.v(TAG, "BluetoothIncomingFileConfirmActivity: Got uri:" + mUri);

        registerReceiver(mReceiver, new IntentFilter(
                BluetoothShare.USER_CONFIRMATION_TIMEOUT_ACTION));
    }

    private View createView() {
        View view = getLayoutInflater().inflate(R.layout.confirm_dialog, null);

        mContentView = (TextView)view.findViewById(R.id.content);

        String text = getString(R.string.incoming_file_confirm_content, mTransInfo.mDeviceName,
                mTransInfo.mFileName, Formatter.formatFileSize(this, mTransInfo.mTotalBytes));

        mContentView.setText(text);

        return view;
    }

    public void onClick(DialogInterface dialog, int which) {
        switch (which) {
            case DialogInterface.BUTTON_POSITIVE:
                if (!mTimeout) {
                    // Update database
                    mUpdateValues = new ContentValues();
                    mUpdateValues.put(BluetoothShare.USER_CONFIRMATION,
                            BluetoothShare.USER_CONFIRMATION_CONFIRMED);
                    this.getContentResolver().update(mUri, mUpdateValues, null, null);

                    Toast.makeText(this, getString(R.string.bt_toast_1), Toast.LENGTH_SHORT).show();
                }
                break;

            case DialogInterface.BUTTON_NEGATIVE:
                // Update database
                mUpdateValues = new ContentValues();
                mUpdateValues.put(BluetoothShare.USER_CONFIRMATION,
                        BluetoothShare.USER_CONFIRMATION_DENIED);
                this.getContentResolver().update(mUri, mUpdateValues, null, null);
                break;
        }
    }

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK) {
            if (D) Log.d(TAG, "onKeyDown() called; Key: back key");
            mUpdateValues = new ContentValues();
            mUpdateValues.put(BluetoothShare.VISIBILITY, BluetoothShare.VISIBILITY_HIDDEN);
            this.getContentResolver().update(mUri, mUpdateValues, null, null);

            Toast.makeText(this, getString(R.string.bt_toast_2), Toast.LENGTH_SHORT).show();
            finish();
            return true;
        }
        return false;
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        unregisterReceiver(mReceiver);
    }

    @Override
    protected void onRestoreInstanceState(Bundle savedInstanceState) {
        super.onRestoreInstanceState(savedInstanceState);
        mTimeout = savedInstanceState.getBoolean(PREFERENCE_USER_TIMEOUT);
        if (V) Log.v(TAG, "onRestoreInstanceState() mTimeout: " + mTimeout);
        if (mTimeout) {
            onTimeout();
        }
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        if (V) Log.v(TAG, "onSaveInstanceState() mTimeout: " + mTimeout);
        outState.putBoolean(PREFERENCE_USER_TIMEOUT, mTimeout);
    }

    private void onTimeout() {
        mTimeout = true;
        mContentView.setText(getString(R.string.incoming_file_confirm_timeout_content,
                mTransInfo.mDeviceName));
        mAlert.getButton(DialogInterface.BUTTON_NEGATIVE).setVisibility(View.GONE);
        mAlert.getButton(DialogInterface.BUTTON_POSITIVE).setText(
                getString(R.string.incoming_file_confirm_timeout_ok));

        mTimeoutHandler.sendMessageDelayed(mTimeoutHandler.obtainMessage(DISMISS_TIMEOUT_DIALOG),
                DISMISS_TIMEOUT_DIALOG_VALUE);
    }

    private final Handler mTimeoutHandler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            switch (msg.what) {
                case DISMISS_TIMEOUT_DIALOG:
                    if (V) Log.v(TAG, "Received DISMISS_TIMEOUT_DIALOG msg.");
                    finish();
                    break;
                default:
                    break;
            }
        }
    };
}