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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.enhancedbookmarks; |
| 6 |
| 7 import android.annotation.SuppressLint; |
| 8 import android.content.Context; |
| 9 import android.util.AttributeSet; |
| 10 import android.view.View; |
| 11 import android.widget.AdapterView; |
| 12 import android.widget.ListView; |
| 13 |
| 14 import org.chromium.chrome.browser.BookmarksBridge.BookmarkModelObserver; |
| 15 import org.chromium.chrome.browser.enhanced_bookmarks.EnhancedBookmarksBridge.Fi
ltersObserver; |
| 16 import org.chromium.components.bookmarks.BookmarkId; |
| 17 |
| 18 import java.util.List; |
| 19 |
| 20 /** |
| 21 * Main drawer list view of Enhanced Bookmark UI. It is responsible for presenti
ng different viewing |
| 22 * modes and let users to choose. |
| 23 */ |
| 24 @SuppressLint("Instantiatable") |
| 25 class EnhancedBookmarkDrawerListView extends ListView implements EnhancedBookmar
kUIObserver { |
| 26 private EnhancedBookmarkDelegate mDelegate; |
| 27 |
| 28 private BookmarkModelObserver mBookmarkModelObserver = new BookmarkModelObse
rver() { |
| 29 @Override |
| 30 public void bookmarkModelChanged() { |
| 31 mDelegate.notifyStateChange(EnhancedBookmarkDrawerListView.this); |
| 32 } |
| 33 }; |
| 34 |
| 35 private FiltersObserver mFiltersObserver = new FiltersObserver() { |
| 36 @Override |
| 37 public void onFiltersChanged() { |
| 38 mDelegate.notifyStateChange(EnhancedBookmarkDrawerListView.this); |
| 39 } |
| 40 }; |
| 41 |
| 42 private final EnhancedBookmarkDrawerListViewAdapter mAdapter = |
| 43 new EnhancedBookmarkDrawerListViewAdapter(); |
| 44 |
| 45 public EnhancedBookmarkDrawerListView(Context context, AttributeSet attrs) { |
| 46 super(context, attrs); |
| 47 |
| 48 setAdapter(mAdapter); |
| 49 setOnItemClickListener(new OnItemClickListener() { |
| 50 @Override |
| 51 public void onItemClick(AdapterView<?> parent, View view, int positi
on, long id) { |
| 52 mDelegate.closeDrawer(); |
| 53 |
| 54 EnhancedBookmarkDrawerListViewAdapter.Item item = |
| 55 (EnhancedBookmarkDrawerListViewAdapter.Item) mAdapter.ge
tItem(position); |
| 56 |
| 57 switch (item.mType) { |
| 58 case EnhancedBookmarkDrawerListViewAdapter.TYPE_FOLDER: |
| 59 mDelegate.openFolder(item.mFolderId); |
| 60 break; |
| 61 case EnhancedBookmarkDrawerListViewAdapter.TYPE_ALL_ITEMS: |
| 62 mDelegate.openAllBookmarks(); |
| 63 break; |
| 64 case EnhancedBookmarkDrawerListViewAdapter.TYPE_FILTER: |
| 65 mDelegate.openFilter(item.mFilter); |
| 66 break; |
| 67 default: |
| 68 assert false; |
| 69 } |
| 70 } |
| 71 }); |
| 72 } |
| 73 |
| 74 void showLoadingUi() { |
| 75 mAdapter.clear(); |
| 76 mAdapter.notifyDataSetChanged(); |
| 77 clearChoices(); |
| 78 } |
| 79 |
| 80 // EnhancedBookmarkUIObserver implementations. |
| 81 |
| 82 @Override |
| 83 public void onEnhancedBookmarkDelegateInitialized(EnhancedBookmarkDelegate d
elegate) { |
| 84 mDelegate = delegate; |
| 85 delegate.getModel().addModelObserver(mBookmarkModelObserver); |
| 86 delegate.getModel().addFiltersObserver(mFiltersObserver); |
| 87 mAdapter.setEnhancedBookmarkUIDelegate(delegate); |
| 88 delegate.addUIObserver(this); |
| 89 } |
| 90 |
| 91 @Override |
| 92 public void onDestroy() { |
| 93 mDelegate.getModel().removeModelObserver(mBookmarkModelObserver); |
| 94 mDelegate.getModel().removeFiltersObserver(mFiltersObserver); |
| 95 mDelegate.removeUIObserver(this); |
| 96 } |
| 97 |
| 98 @Override |
| 99 public void onAllBookmarksStateSet() { |
| 100 mAdapter.updateList(); |
| 101 setItemChecked(mAdapter.getItemPosition(EnhancedBookmarkDelegate.STATE_A
LL_BOOKMARKS, null), |
| 102 true); |
| 103 } |
| 104 |
| 105 @Override |
| 106 public void onFolderStateSet(BookmarkId folder) { |
| 107 mAdapter.updateList(); |
| 108 setItemChecked(mAdapter.getItemPosition(EnhancedBookmarkDelegate.STATE_F
OLDER, folder), |
| 109 true); |
| 110 } |
| 111 |
| 112 @Override |
| 113 public void onFilterStateSet(String filter) { |
| 114 mAdapter.updateList(); |
| 115 setItemChecked(mAdapter.getItemPosition(EnhancedBookmarkDelegate.STATE_F
ILTER, filter), |
| 116 true); |
| 117 } |
| 118 |
| 119 @Override |
| 120 public void onSelectionStateChange(List<BookmarkId> selectedBookmarks) { |
| 121 } |
| 122 |
| 123 @Override |
| 124 public void onListModeChange(boolean isListModeEnabled) {} |
| 125 } |
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