Java tutorial
//package com.java2s; /* * 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. */ import android.app.Activity; import android.content.ActivityNotFoundException; import android.content.Intent; import android.net.Uri; import android.provider.Browser; public class Main { /** * Open an URL in a message. * * This is intended to mirror the operation of the original * (see android.webkit.CallbackProxy) with one addition of intent flags * "FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET". This improves behavior when sublaunching * other apps via embedded URI's. * * We also use this hook to catch "mailto:" links and handle them locally. * * @param activity parent activity * @param url URL to open * @param senderAccountId if the URL is mailto:, we use this account as the sender. * TODO When MessageCompose implements the account selector, this won't be necessary. * Pass {@link Account#NO_ACCOUNT} to use the default account. * @return true if the URI has successfully been opened. */ public static boolean openUrlInMessage(Activity activity, String url, long senderAccountId) { // hijack mailto: uri's and handle locally //*** //if (url != null && url.toLowerCase().startsWith("mailto:")) { // return MessageCompose.actionCompose(activity, url, senderAccountId); //} // Handle most uri's via intent launch boolean result = false; Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url)); intent.addCategory(Intent.CATEGORY_BROWSABLE); intent.putExtra(Browser.EXTRA_APPLICATION_ID, activity.getPackageName()); intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET); try { activity.startActivity(intent); result = true; } catch (ActivityNotFoundException ex) { // No applications can handle it. Ignore. } return result; } }