Help.java revision 71f9f8ccd3c12d7d48e2fee4c55cd57e1970b797
1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16package com.android.quicksearchbox; 17 18import android.content.Context; 19import android.content.Intent; 20import android.net.Uri; 21import android.view.Menu; 22import android.view.MenuInflater; 23import android.view.MenuItem; 24 25/** 26 * Handles app help. 27 */ 28public class Help { 29 30 private final Context mContext; 31 private final Config mConfig; 32 33 public Help(Context context, Config config) { 34 mContext = context; 35 mConfig = config; 36 } 37 38 public void addHelpMenuItem(Menu menu, String activityName) { 39 Intent helpIntent = getHelpIntent(activityName); 40 if (helpIntent != null) { 41 MenuInflater inflater = new MenuInflater(mContext); 42 inflater.inflate(R.menu.help, menu); 43 MenuItem item = menu.findItem(R.id.menu_help); 44 item.setIntent(helpIntent); 45 } 46 } 47 48 private Intent getHelpIntent(String activityName) { 49 Uri helpUrl = mConfig.getHelpUrl(activityName); 50 if (helpUrl == null) return null; 51 return new Intent(Intent.ACTION_VIEW, helpUrl); 52 } 53 54} 55