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path: root/android/src/org/rockbox/RockboxActivity.java
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/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2010 Thomas Martitz
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/

package org.rockbox;


import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.Bundle;
import android.os.ResultReceiver;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;

public class RockboxActivity extends Activity 
{
    private ProgressDialog loadingdialog;
    private RockboxService rbservice;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) 
    {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                             WindowManager.LayoutParams.FLAG_FULLSCREEN);

        /* prepare a please wait dialog in case we need
         * to wait for unzipping libmisc.so
         */
        loadingdialog = new ProgressDialog(this);
        loadingdialog.setMessage("Rockbox is loading. Please wait...");
        loadingdialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
        loadingdialog.setIndeterminate(true);
        loadingdialog.setCancelable(false);
        loadingdialog.show();

        Intent intent = new Intent(this, RockboxService.class);
        intent.putExtra("callback", new ResultReceiver(null) {
            @Override
            protected void onReceiveResult(final int resultCode, final Bundle resultData)
            {
                runOnUiThread(new Runnable()
                {
                    public void run() {
                        switch (resultCode) {
                            case RockboxService.RESULT_LIB_LOADED:
                                rbservice = RockboxService.get_instance();
                                loadingdialog.setIndeterminate(true);
                                break;
                            case RockboxService.RESULT_LIB_LOAD_PROGRESS:
                                loadingdialog.setIndeterminate(false);
                                loadingdialog.setMax(resultData.getInt("max", 100));
                                loadingdialog.setProgress(resultData.getInt("value", 0));
                                break;
                            case RockboxService.RESULT_FB_INITIALIZED:
                                attachFramebuffer();
                                loadingdialog.dismiss();
                                break;
                        }

                    }
                });
            }
        });
        startService(intent);
    }

    private boolean isRockboxRunning()
    {
        if (rbservice == null)
            rbservice = RockboxService.get_instance();
        return (rbservice!= null && rbservice.isRockboxRunning() == true);    	
    }

    private void attachFramebuffer()
    {
        View rbFramebuffer = rbservice.get_fb();
        try {
            setContentView(rbFramebuffer);
        } catch (IllegalStateException e) {
            /* we are already using the View,
             * need to remove it and re-attach it */
            ViewGroup g = (ViewGroup) rbFramebuffer.getParent();
            g.removeView(rbFramebuffer);
            setContentView(rbFramebuffer);
        } finally {
            rbFramebuffer.requestFocus();
            rbservice.set_activity(this);
        }
    }

    public void onResume()
    {
        super.onResume();
        if (isRockboxRunning())
            attachFramebuffer();
    }
    
    /* this is also called when the backlight goes off,
     * which is nice 
     */
    @Override
    protected void onPause() 
    {
        super.onPause();
        rbservice.set_activity(null);
    }
    
    @Override
    protected void onStop() 
    {
        super.onStop();
        rbservice.set_activity(null);
    }
    
    @Override
    protected void onDestroy() 
    {
        super.onDestroy();
        rbservice.set_activity(null);
    }
    
    private HostCallback hostcallback = null;
    public void waitForActivity(Intent i, HostCallback callback)
    {
    	if (hostcallback !=  null)
    	{
    		LOG("Something has gone wrong");
        }
        hostcallback = callback;
        startActivityForResult(i, 0);
    }

    public void onActivityResult(int requestCode, int resultCode, Intent data)
    {
        hostcallback.onComplete(resultCode, data);
        hostcallback = null;
    }

    private void LOG(CharSequence text)
    {
        Log.d("Rockbox", (String) text);
    }
}