Merge java_staging/src into java/src.

chrome/android/java_staging/src/org/chromium/chrome/browser/ntp/BookmarksPageView.java

Index: chrome/android/java_staging/src/org/chromium/chrome/browser/ntp/BookmarksPageView.java
diff --git a/chrome/android/java_staging/src/org/chromium/chrome/browser/ntp/BookmarksPageView.java b/chrome/android/java_staging/src/org/chromium/chrome/browser/ntp/BookmarksPageView.java
deleted file mode 100644
index dd1c98e22d08afe45bc21b77081d98851e25c2b2..0000000000000000000000000000000000000000
--- a/chrome/android/java_staging/src/org/chromium/chrome/browser/ntp/BookmarksPageView.java
+++ /dev/null
@@ -1,383 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.ntp;
-
-import android.content.Context;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.text.TextUtils;
-import android.util.AttributeSet;
-import android.util.LruCache;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.inputmethod.EditorInfo;
-import android.view.inputmethod.InputConnection;
-import android.widget.BaseAdapter;
-import android.widget.HorizontalScrollView;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.TextView;
-
-import org.chromium.chrome.R;
-import org.chromium.chrome.browser.BookmarksBridge.BookmarkItem;
-import org.chromium.chrome.browser.BookmarksBridge.BookmarksCallback;
-import org.chromium.chrome.browser.favicon.FaviconHelper.FaviconImageCallback;
-import org.chromium.components.bookmarks.BookmarkId;
-import org.chromium.ui.base.LocalizationUtils;
-
-import java.util.Collections;
-import java.util.List;
-
-/**
- * The native bookmarks page, represented by some basic data such as folder contents,
- * folder hierarchy, and an Android View that displays the page.
- */
-public class BookmarksPageView extends LinearLayout implements BookmarksCallback {
-
-    private static final int MAX_NUM_FAVICONS_TO_CACHE = 256;
-
-    private BookmarksPageManager mManager;
-    private HorizontalScrollView mHierarchyContainer;
-    private LinearLayout mHierarchyLayout;
-    private Bitmap mDefaultFavicon;
-    private BookmarkItemView.DrawingData mDrawingData;
-    private final int mDesiredFaviconSize;
-    private final LruCache<String, Bitmap> mFaviconCache;
-
-    private final BookmarkListAdapter mAdapter;
-    private BookmarksListView mBookmarksList;
-    private TextView mEmptyView;
-    private int mSavedListPosition = 0;
-    private int mSavedListTop = 0;
-
-    private boolean mSnapshotBookmarksChanged;
-    private int mSnapshotWidth;
-    private int mSnapshotHeight;
-    private int mSnapshotBookmarksListPosition;
-    private int mSnapshotBookmarksListTop;
-    private int mSnapshotBookmarksHierarchyScrollX;
-
-    /**
-     * Manages the view interaction with the rest of the system.
-     */
-    public interface BookmarksPageManager {
-        /**
-         * @return True, if destroy() has been called.
-         */
-        boolean isDestroyed();
-
-        /**
-         * @return Whether this bookmarks page should use incognito mode.
-         */
-        boolean isIncognito();
-
-        /**
-         * @return Whether "Open in new tab" should be shown in the context menu
-         *         when long pressing a bookmark.
-         */
-        boolean shouldShowOpenInNewTab();
-
-        /**
-         * @return Whether "Open in new incognito tab" should be shown in the context menu
-         *         when long pressing a bookmark.
-         */
-        boolean shouldShowOpenInNewIncognitoTab();
-
-        /**
-         * @return Whether to show a context menu on long press.
-         */
-        boolean isContextMenuEnabled();
-
-        /**
-         * Opens the bookmark item. If item is a bookmark then it opens the page else,
-         * if folder, it displays the folder contents.
-         * @param item BookmarkItem to be opened.
-         */
-        void open(BookmarkItemView item);
-
-        /**
-         * Opens a bookmark item in a new tab.
-         * @param item The bookmark item to open.
-         */
-        void openInNewTab(BookmarkItemView item);
-
-        /**
-         * Opens a bookmark item in a new incognito tab.
-         * @param item The bookmark item to open.
-         */
-        void openInNewIncognitoTab(BookmarkItemView item);
-
-        /**
-         * Opens the bookmark folder to display the folder contents.
-         * @param item BookmarkFolderHierarchyItem to be opened.
-         */
-        void openFolder(BookmarkFolderHierarchyItem item);
-
-        /**
-         * Deletes a bookmark entry.
-         * @param item The bookmark item to remove.
-         */
-        void delete(BookmarkItemView item);
-
-        /**
-         * Edits a bookmark entry.
-         * @param item The bookmark item to be edited.
-         */
-        void edit(BookmarkItemView item);
-
-        /**
-         * Gets the favicon image for a given URL.
-         * @param url The URL of the site whose favicon is being requested.
-         * @param size The desired size of the favicon in pixels.
-         * @param faviconCallback The callback to be notified when the favicon is available.
-         */
-        void getFaviconImageForUrl(String url, int size, FaviconImageCallback faviconCallback);
-    }
-
-    /**
-     * Constructor for inflating from XML.
-     */
-    public BookmarksPageView(Context context, AttributeSet attrs) {
-        super(context, attrs);
-
-        mDesiredFaviconSize = getResources().getDimensionPixelSize(
-                R.dimen.ntp_list_item_favicon_size);
-        mFaviconCache = new LruCache<String, Bitmap>(MAX_NUM_FAVICONS_TO_CACHE);
-        mAdapter = new BookmarkListAdapter();
-    }
-
-    @Override
-    protected void onFinishInflate() {
-        super.onFinishInflate();
-
-        mHierarchyContainer =
-                (HorizontalScrollView) findViewById(R.id.folder_structure_scroll_view);
-        mHierarchyContainer.setSmoothScrollingEnabled(true);
-        mHierarchyLayout = (LinearLayout) findViewById(R.id.bookmark_folder_structure);
-
-        mBookmarksList = (BookmarksListView) findViewById(R.id.bookmarks_list_view);
-        mBookmarksList.setAdapter(mAdapter);
-
-        mEmptyView = (TextView) findViewById(R.id.bookmarks_empty_view);
-        mBookmarksList.setEmptyView(mEmptyView);
-    }
-
-    @Override
-    public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
-        // Fixes lanscape transitions when unfocusing the URL bar: crbug.com/288546
-        outAttrs.imeOptions = EditorInfo.IME_FLAG_NO_FULLSCREEN;
-        return super.onCreateInputConnection(outAttrs);
-    }
-
-    /**
-     * Handles initializing the view.
-     * @param manager The manager handling the external dependencies of this view.
-     */
-    void initialize(BookmarksPageManager manager) {
-        mManager = manager;
-    }
-
-    @Override
-    protected void onDetachedFromWindow() {
-        mSavedListPosition = mBookmarksList.getFirstVisiblePosition();
-        View v = mBookmarksList.getChildAt(0);
-        mSavedListTop = (v == null) ? 0 : v.getTop();
-        super.onDetachedFromWindow();
-    }
-
-    @Override
-    protected void onAttachedToWindow() {
-        super.onAttachedToWindow();
-        mBookmarksList.setSelectionFromTop(mSavedListPosition, mSavedListTop);
-    }
-
-    /**
-     * @see org.chromium.chrome.browser.compositor.layouts.content
-     *         .InvalidationAwareThumbnailProvider#shouldCaptureThumbnail()
-     */
-    boolean shouldCaptureThumbnail() {
-        if (getWidth() == 0 || getHeight() == 0) return false;
-
-        View topItem = mBookmarksList.getChildAt(0);
-        return mSnapshotBookmarksChanged
-                || getWidth() != mSnapshotWidth
-                || getHeight() != mSnapshotHeight
-                || mSnapshotBookmarksListPosition != mBookmarksList.getFirstVisiblePosition()
-                || mSnapshotBookmarksListTop != (topItem == null ? 0 : topItem.getTop())
-                || mHierarchyContainer.getScrollX() != mSnapshotBookmarksHierarchyScrollX;
-    }
-
-    /**
-     * Triggered after a thumbnail has been captured to update the thumbnail visual state used to
-     * determine dirtiness.
-     */
-    void updateThumbnailState() {
-        mSnapshotWidth = getWidth();
-        mSnapshotHeight = getHeight();
-        mSnapshotBookmarksListPosition = mBookmarksList.getFirstVisiblePosition();
-        View topItem = mBookmarksList.getChildAt(0);
-        mSnapshotBookmarksListTop = topItem == null ? 0 : topItem.getTop();
-        mSnapshotBookmarksHierarchyScrollX = mHierarchyContainer.getScrollX();
-        mSnapshotBookmarksChanged = false;
-    }
-
-    // BookmarksCallback overrides
-
-    @Override
-    public void onBookmarksAvailable(BookmarkId folderId, List<BookmarkItem> bookmarksList) {
-        if (mEmptyView.length() == 0) {
-            // Set the empty view's text now that the first bookmarks callback has happened. If we
-            // set the text earlier, the user will see the "No bookmarks here" message while we're
-            // waiting for the callback.
-            mEmptyView.setText(R.string.bookmarks_folder_empty);
-        }
-
-        mAdapter.setBookmarksList(bookmarksList);
-        mAdapter.notifyDataSetChanged();
-
-        // In theory, the adapter should trigger a re-layout when the bookmarks list changes. In
-        // practice, if the bookmarks page is in the background and hence not attached to the view
-        // hierarchy, this doesn't happen. So, trigger the re-layout explicitly.
-        mBookmarksList.requestLayout();
-        mBookmarksList.invalidate();
-
-        // Cause the scroll bar to appear then fade out again if this folder is scrollable.
-        mBookmarksList.awakenScrollBars();
-
-        mSnapshotBookmarksChanged = true;
-    }
-
-    @Override
-    public void onBookmarksFolderHierarchyAvailable(BookmarkId folderId,
-            List<BookmarkItem> bookmarksList) {
-        if (mManager.isDestroyed()) return;
-        mHierarchyLayout.removeAllViews();
-        for (int i = bookmarksList.size() - 1; i >= 0; i--) {
-            BookmarkItem bookmark = bookmarksList.get(i);
-            addItemToHierarchyView(bookmark.getTitle(), bookmark.getId(), (i == 0) ? true : false);
-        }
-        mHierarchyLayout.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
-            @Override
-            public void onLayoutChange(View v, int left, int top, int right, int bottom,
-                    int oldLeft, int oldTop, int oldRight, int oldBottom) {
-                mHierarchyLayout.removeOnLayoutChangeListener(this);
-                mHierarchyContainer.fullScroll(LocalizationUtils.isLayoutRtl()
-                        ? View.FOCUS_LEFT : View.FOCUS_RIGHT);
-            }
-        });
-
-        mSnapshotBookmarksChanged = true;
-    }
-
-    /**
-     * Add a BookmarkFolderHierarchyItem item to the hierarchy layout.
-     * @param title Title of the folder
-     * @param id Id of the folder
-     * @param isCurrentFolder Whether the folder is the current folder.
-     */
-    private void addItemToHierarchyView(String title, final BookmarkId id,
-            boolean isCurrentFolder) {
-        if (TextUtils.isEmpty(title)) {
-            // TODO(cramya): Need to check why we cannot get "Bookmarks" folder information.
-            title = getResources().getString(R.string.ntp_bookmarks);
-        } else {
-            ImageView separator = new ImageView(getContext());
-            separator.setImageResource(R.drawable.breadcrumb_arrow);
-            mHierarchyLayout.addView(separator);
-        }
-        final BookmarkFolderHierarchyItem item = new BookmarkFolderHierarchyItem(
-                getContext(), mManager, id, title, isCurrentFolder);
-        mHierarchyLayout.addView(item);
-    }
-
-    /**
-     * List Adapter for Bookmarks List View.
-     */
-    private class BookmarkListAdapter extends BaseAdapter {
-
-        public List<BookmarkItem> mBookmarks = Collections.emptyList();
-
-        /**
-         * Sets the bookmarks list for adapter.
-         * @param bookmarks BookmarkItem list.
-         */
-        public void setBookmarksList(List<BookmarkItem> bookmarks) {
-            mBookmarks = bookmarks;
-        }
-
-        @Override
-        public View getView(int position, View convertView, ViewGroup parent) {
-            if (mDrawingData == null) mDrawingData = new BookmarkItemView.DrawingData(getContext());
-            final BookmarkItem bookmark = getItem(position);
-            final BookmarkItemView item;
-            if (convertView instanceof BookmarkItemView) {
-                item = (BookmarkItemView) convertView;
-                if (!item.reset(bookmark.getId(), bookmark.getTitle(), bookmark.getUrl(),
-                        bookmark.isEditable(), bookmark.isManaged())) {
-                    return item;
-                }
-            } else {
-                item = new BookmarkItemView(getContext(), mManager,
-                        bookmark.getId(), bookmark.getTitle(), bookmark.getUrl(),
-                        bookmark.isEditable(), bookmark.isManaged(), mDrawingData);
-            }
-            if (!bookmark.isFolder() && !TextUtils.isEmpty(bookmark.getUrl())) {
-                Bitmap favicon = mFaviconCache.get(bookmark.getUrl());
-                if (favicon != null) {
-                    item.setFavicon(favicon);
-                } else if (!mManager.isDestroyed()) {
-                    FaviconImageCallback faviconCallback = new FaviconImageCallback() {
-                        @Override
-                        public void onFaviconAvailable(Bitmap image, String iconUrl) {
-                            if (image == null) {
-                                if (mDefaultFavicon == null) {
-                                    mDefaultFavicon = BitmapFactory.decodeResource(
-                                            getResources(), R.drawable.default_favicon);
-                                }
-                                image = mDefaultFavicon;
-                            }
-                            mFaviconCache.put(bookmark.getUrl(), image);
-                            // It's possible the BookmarkItemView has been recycled and is now
-                            // displaying a different bookmark. Don't update the favicon in this
-                            // case.
-                            if (bookmark.getUrl().equals(item.getUrl())) {
-                                item.setFavicon(image);
-                                mSnapshotBookmarksChanged = true;
-                            }
-                        }
-                    };
-                    mManager.getFaviconImageForUrl(bookmark.getUrl(), mDesiredFaviconSize,
-                            faviconCallback);
-                }
-            }
-            return item;
-        }
-
-        @Override
-        public long getItemId(int position) {
-            return position;
-        }
-
-        @Override
-        public int getCount() {
-            return mBookmarks.size();
-        }
-
-        @Override
-        public BookmarkItem getItem(int position) {
-            return mBookmarks.get(position);
-        }
-
-        @Override
-        public boolean isEmpty() {
-            return mBookmarks.isEmpty();
-        }
-
-        @Override
-        public boolean hasStableIds() {
-            return false;
-        }
-    }
-}