CommonDialogs.java

/*****************************************************************************
 * CommonDialogs.java
 *****************************************************************************
 * Copyright © 2012 VLC authors and VideoLAN
 * Copyright © 2012 Edward Wang
 *
 * 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 program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/
package org.videolan.vlc.gui;

import java.io.File;
import java.net.URI;
import java.net.URISyntaxException;

import org.videolan.vlc.VLCApplication;
import org.videolan.vlc.VlcRunnable;
import org.videolan.vlc.interfaces.OnExpandableListener;
import org.videolan.vlc.widget.ExpandableLayout;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.ContextThemeWrapper;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.WindowManager.LayoutParams;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

import org.tribler.triblersvod.gui.R;

public class CommonDialogs {
	public final static String TAG = "VLC/CommonDialogs";

	public static enum MenuType {
		Video, Audio
	};

	public static final int INTENT_SPECIFIC = 10; // PICK_FILE intent
	public static final int INTENT_GENERIC = 20; // generic CATEGORY_OPENABLE

	public static AlertDialog deleteMedia(final Context context,
			final String addressMedia, final VlcRunnable runnable) {
		URI adressMediaUri = null;
		try {
			adressMediaUri = new URI(addressMedia);
		} catch (URISyntaxException e) {
			e.printStackTrace();
		}
		final File fileMedia = new File(adressMediaUri);

		AlertDialog alertDialog = new AlertDialog.Builder(context)
				.setTitle(R.string.validation)
				.setMessage(
						context.getResources().getString(
								R.string.confirm_delete, fileMedia.getName()))
				.setIcon(android.R.drawable.ic_dialog_alert)
				.setPositiveButton(android.R.string.yes,
						new DialogInterface.OnClickListener() {
							@Override
							public void onClick(DialogInterface dialog,
									int whichButton) {
								fileMedia.delete();
								if (runnable != null)
									runnable.run();
							}
						}).setNegativeButton(android.R.string.cancel, null)
				.create();

		return alertDialog;
	}

	public static void advancedOptions(final Context context, View v, MenuType t) {
		LayoutInflater inflater = LayoutInflater.from(VLCApplication
				.getAppContext());
		View view = inflater.inflate(R.layout.advanced_options, null);

		// build dialog
		Builder builder = new AlertDialog.Builder(new ContextThemeWrapper(
				context, R.style.Theme_VLC_AlertMenu)).setView(view);
		final AlertDialog dialog = builder.create();
		dialog.setCanceledOnTouchOutside(true);

		// register listener on each ExpandableLayout in advanced_layout
		LinearLayout advanced_layout = (LinearLayout) view
				.findViewById(R.id.advanced_layout);
		OnExpandableListener mExpandableListener = new OnExpandableListener() {
			@Override
			public void onDismiss() {
				dialog.dismiss();
			}
		};

		// TRIBLER
		TextView toggleDebug = (TextView) view.findViewById(R.id.show_debug);
		toggleDebug.setOnClickListener(new View.OnClickListener() {
			@Override
			public void onClick(View v) {
				TextView debug = (TextView)((Activity) context)
						.findViewById(R.id.libtorrent_debug);
				if (debug != null) {
					boolean isVisible = debug.getVisibility() == View.VISIBLE;
					debug.setVisibility(isVisible ? View.INVISIBLE
							: View.VISIBLE);

					// change preference to debug on or off
					isVisible = debug.getVisibility() == View.VISIBLE;
					SharedPreferences prefs = PreferenceManager
							.getDefaultSharedPreferences(context);
					SharedPreferences.Editor editor = prefs.edit();
					editor.putBoolean("libtorrent_debug", (isVisible ? true
							: false));
					editor.commit();
				}
			}
		});
		for (int i = 0; i < advanced_layout.getChildCount(); ++i) {
			View child = advanced_layout.getChildAt(i);
			if (child instanceof ExpandableLayout) {
				((ExpandableLayout) child)
						.setOnExpandableListener(mExpandableListener);
			}
		}

		View add_subtitle_divider = view
				.findViewById(R.id.add_subtitle_divider);
		TextView add_subtitle = (TextView) view.findViewById(R.id.add_subtitle);
		if (t == MenuType.Video) {
			add_subtitle.setOnClickListener(new View.OnClickListener() {
				@Override
				public void onClick(View v) {
					Intent intent = new Intent(
							"org.openintents.action.PICK_FILE");

					File file = new File(android.os.Environment
							.getExternalStorageDirectory().getPath());
					intent.setData(Uri.fromFile(file));

					// Set fancy title and button (optional)
					intent.putExtra("org.openintents.extra.TITLE",
							context.getString(R.string.subtitle_select));
					intent.putExtra("org.openintents.extra.BUTTON_TEXT",
							context.getString(R.string.open));

					if (context
							.getPackageManager()
							.queryIntentActivities(intent,
									PackageManager.MATCH_DEFAULT_ONLY).size() > 0) {
						((Activity) context).startActivityForResult(intent,
								INTENT_SPECIFIC);
					} else {
						// OI intent not found, trying anything
						Intent intent2 = new Intent(Intent.ACTION_GET_CONTENT);
						intent2.setType("*/*");
						intent2.addCategory(Intent.CATEGORY_OPENABLE);
						try {
							((Activity) context).startActivityForResult(
									intent2, INTENT_GENERIC);
						} catch (ActivityNotFoundException e) {
							Log.i(TAG, "No file picker found on system");
							Toast.makeText(context,
									R.string.no_file_picker_found,
									Toast.LENGTH_SHORT).show();
						}
					}

					dialog.dismiss();
				}
			});
		} else {
			add_subtitle.setVisibility(View.GONE);
			add_subtitle_divider.setVisibility(View.GONE);
		}

		// show dialog
		dialog.show();

		// force size
		float density = context.getResources().getDisplayMetrics().density;
		LayoutParams lp = dialog.getWindow().getAttributes();
		lp.width = (int) (density * 300 + 0.5f); // 300dp

		// force location
		if (v != null) {
			lp.gravity = Gravity.TOP | Gravity.LEFT;
			int[] location = new int[2];
			v.getLocationInWindow(location);
			lp.x = location[0] - lp.width;
			lp.y = location[1] - (int) (density * 50 + 0.5f); // -50dp to
																// compensate
																// alertdialog
																// margins
		}

		dialog.getWindow().setAttributes(lp);
	}
}