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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.chrome.browser.ntp; |
| 6 |
| 7 import android.view.ContextMenu; |
| 8 import android.view.ContextMenu.ContextMenuInfo; |
| 9 import android.view.MenuItem; |
| 10 import android.view.MenuItem.OnMenuItemClickListener; |
| 11 import android.view.View; |
| 12 import android.view.View.OnClickListener; |
| 13 import android.view.View.OnCreateContextMenuListener; |
| 14 |
| 15 /** |
| 16 * Displays the title, thumbnail, and favicon of a most visited page. The item c
an be clicked, or |
| 17 * long-pressed to trigger a context menu with options to "open in new tab", "op
en in incognito |
| 18 * tab", or "remove". |
| 19 */ |
| 20 public class MostVisitedItem implements OnCreateContextMenuListener, |
| 21 MenuItem.OnMenuItemClickListener, OnClickListener { |
| 22 |
| 23 private MostVisitedItemManager mManager; |
| 24 private String mTitle; |
| 25 private String mUrl; |
| 26 private int mIndex; |
| 27 private View mView; |
| 28 |
| 29 /** |
| 30 * Interface for an object that handles callbacks from a MostVisitedItem. |
| 31 */ |
| 32 public interface MostVisitedItemManager { |
| 33 /** |
| 34 * Navigates to a most visited page in the existing tab. |
| 35 * @param item The most visited item to open. |
| 36 */ |
| 37 void open(MostVisitedItem item); |
| 38 |
| 39 /** |
| 40 * Allows the manager to add context menu items for a given MostVisitedI
tem. |
| 41 * @param menu The context menu that should be used to add menu items. |
| 42 * @param listener Listener that should get the callbacks for context me
nu selections. |
| 43 */ |
| 44 void onCreateContextMenu(ContextMenu menu, OnMenuItemClickListener liste
ner); |
| 45 |
| 46 /** |
| 47 * Handles context menu item clicks. |
| 48 * @param menuId Id of the menu item that was selected. |
| 49 * @param item MostVisitedItem that triggered the context menu. |
| 50 * @return Whether a menu item was selected successfully. |
| 51 */ |
| 52 boolean onMenuItemClick(int menuId, MostVisitedItem item); |
| 53 } |
| 54 |
| 55 /** |
| 56 * Constructs a MostVisitedItem with the given manager, title, URL, index, a
nd view. |
| 57 * |
| 58 * @param manager The NewTabPageManager used to handle clicks and context me
nu events. |
| 59 * @param title The title of the page. |
| 60 * @param url The URL of the page. |
| 61 * @param index The index of this item in the list of most visited items. |
| 62 * @param view The View that will display the item. The MostVisitedItem will
handle clicks |
| 63 * on this view. |
| 64 */ |
| 65 public MostVisitedItem(MostVisitedItemManager manager, String title, String
url, int index, |
| 66 View view) { |
| 67 mManager = manager; |
| 68 mTitle = title; |
| 69 mUrl = url; |
| 70 mIndex = index; |
| 71 mView = view; |
| 72 mView.setOnClickListener(this); |
| 73 mView.setOnCreateContextMenuListener(this); |
| 74 } |
| 75 |
| 76 /** |
| 77 * @return The view representing this item. |
| 78 */ |
| 79 public View getView() { |
| 80 return mView; |
| 81 } |
| 82 |
| 83 /** |
| 84 * @return The URL of this most visited item. |
| 85 */ |
| 86 public String getUrl() { |
| 87 return mUrl; |
| 88 } |
| 89 |
| 90 /** |
| 91 * @return The title of this most visited item. |
| 92 */ |
| 93 public String getTitle() { |
| 94 return mTitle; |
| 95 } |
| 96 |
| 97 /** |
| 98 * @return The index of this MostVisitedItem in the list of MostVisitedItems
. |
| 99 */ |
| 100 public int getIndex() { |
| 101 return mIndex; |
| 102 } |
| 103 |
| 104 /** |
| 105 * Updates this item's index in the list of most visited items. |
| 106 */ |
| 107 public void setIndex(int index) { |
| 108 mIndex = index; |
| 109 } |
| 110 |
| 111 @Override |
| 112 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo me
nuInfo) { |
| 113 mManager.onCreateContextMenu(menu, this); |
| 114 } |
| 115 |
| 116 @Override |
| 117 public boolean onMenuItemClick(MenuItem item) { |
| 118 return mManager.onMenuItemClick(item.getItemId(), this); |
| 119 } |
| 120 |
| 121 @Override |
| 122 public void onClick(View v) { |
| 123 mManager.open(this); |
| 124 } |
| 125 } |
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