Java tutorial
/* * Catroid: An on-device visual programming system for Android devices * Copyright (C) 2010-2014 The Catrobat Team * (<http://developer.fyp14017.hku/credits>) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * An additional term exception under section 7 of the GNU Affero * General Public License, version 3, is available at * http://developer.fyp14017.hku/license_additional_term * * 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.hku/licenses/>. */ package hku.fyp14017.blencode.ui.dialogs; import android.app.AlertDialog; import android.app.Dialog; import android.content.DialogInterface; import android.content.DialogInterface.OnKeyListener; import android.os.Bundle; import android.support.v4.app.DialogFragment; import android.text.Html; import android.text.method.LinkMovementMethod; import android.util.Log; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.View; import android.widget.CheckBox; import android.widget.TextView; import hku.fyp14017.blencode.R; import hku.fyp14017.blencode.common.Constants; import hku.fyp14017.blencode.drone.DroneInitializer; import hku.fyp14017.blencode.stage.PreStageActivity; import hku.fyp14017.blencode.ui.SettingsActivity; import hku.fyp14017.blencode.common.Constants; import hku.fyp14017.blencode.stage.PreStageActivity; import hku.fyp14017.blencode.ui.SettingsActivity; public class TermsOfUseDialogFragment extends DialogFragment { private static final String TAG = TermsOfUseDialogFragment.class.getSimpleName(); public static final String DIALOG_FRAGMENT_TAG = "dialog_terms_of_use"; public static final String DIALOG_ARGUMENT_TERMS_OF_USE_ACCEPT = "dialog_terms_of_use_accept"; @Override public Dialog onCreateDialog(Bundle bundle) { Bundle fragmentDialogArguments = getArguments(); boolean acceptTermsOfUse = false; if (fragmentDialogArguments != null) { acceptTermsOfUse = fragmentDialogArguments.getBoolean(DIALOG_ARGUMENT_TERMS_OF_USE_ACCEPT, false); } View view = LayoutInflater.from(getActivity()).inflate(hku.fyp14017.blencode.R.layout.dialog_terms_of_use, null); final CheckBox checkBoxTermsOfUseAcceptedPermanently = (CheckBox) view .findViewById(hku.fyp14017.blencode.R.id.dialog_terms_of_use_check_box_agree_permanently); TextView termsOfUseUrlTextView = (TextView) view .findViewById(hku.fyp14017.blencode.R.id.dialog_terms_of_use_text_view_url); termsOfUseUrlTextView.setMovementMethod(LinkMovementMethod.getInstance()); String termsOfUseUrl = getString(hku.fyp14017.blencode.R.string.terms_of_use_link_template, Constants.CATROBAT_TERMS_OF_USE_URL, getString(hku.fyp14017.blencode.R.string.dialog_terms_of_use_link_text)); termsOfUseUrlTextView.setText(Html.fromHtml(termsOfUseUrl)); AlertDialog.Builder termsOfUseDialogBuilder = new AlertDialog.Builder(getActivity()).setView(view) .setTitle(hku.fyp14017.blencode.R.string.dialog_terms_of_use_title); if (!acceptTermsOfUse) { termsOfUseDialogBuilder.setNeutralButton(hku.fyp14017.blencode.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { dialog.cancel(); } }); } else { termsOfUseDialogBuilder.setNegativeButton( hku.fyp14017.blencode.R.string.dialog_terms_of_use_do_not_agree, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { getActivity().finish(); dialog.dismiss(); } }); termsOfUseDialogBuilder.setPositiveButton(hku.fyp14017.blencode.R.string.dialog_terms_of_use_agree, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { if (checkBoxTermsOfUseAcceptedPermanently.isChecked()) { SettingsActivity.setTermsOfServiceAgreedPermanently(getActivity(), true); } dialog.dismiss(); DroneInitializer droneInitializer = ((PreStageActivity) getActivity()) .getDroneInitializer(); if (droneInitializer != null) { droneInitializer.initialiseDrone(); } } }); termsOfUseDialogBuilder.setOnKeyListener(new OnKeyListener() { @Override public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) { Log.d(TAG, "prevent canceling the dialog with back button"); return true; } }); checkBoxTermsOfUseAcceptedPermanently.setVisibility(CheckBox.VISIBLE); checkBoxTermsOfUseAcceptedPermanently .setText(hku.fyp14017.blencode.R.string.dialog_terms_of_use_agree_permanent); termsOfUseDialogBuilder.setCancelable(false); } AlertDialog termsOfUseDialog = termsOfUseDialogBuilder.create(); if (!acceptTermsOfUse) { termsOfUseDialog.setCanceledOnTouchOutside(true); } else { termsOfUseDialog.setCancelable(false); termsOfUseDialog.setCanceledOnTouchOutside(false); } return termsOfUseDialog; } }