[Bookmarks] Remove side drawer and introduce root folder view

chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java

Index: chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java b/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
deleted file mode 100644
index 4a6edaea4772011f718ee0ce182618910c21cc2b..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
+++ /dev/null
@@ -1,331 +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.bookmarks;
-
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.BaseAdapter;
-import android.widget.TextView;
-
-import org.chromium.chrome.R;
-import org.chromium.chrome.browser.bookmarks.BookmarkBridge.BookmarkItem;
-import org.chromium.components.bookmarks.BookmarkId;
-
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-
-/**
- * BaseAdapter for BookmarkDrawerListView. It manages items to list there.
- */
-class BookmarkDrawerListViewAdapter extends BaseAdapter {
-    static final int TYPE_FOLDER = 0;
-    static final int TYPE_DIVIDER = -1;
-    static final int TYPE_FOLDERS_TITLE = -2;
-
-    static final int VIEW_TYPE_ITEM = 0;
-    static final int VIEW_TYPE_DIVIDER = 1;
-    static final int VIEW_TYPE_TITLE = 2;
-
-    private BookmarkDelegate mDelegate;
-    private List<Item> mTopSection = new ArrayList<Item>();
-    private List<Item> mBottomSection = new ArrayList<Item>();
-    // array containing the order of sections
-    private List<?>[] mSections = {mTopSection, mBottomSection};
-
-    private BookmarkId mDesktopNodeId;
-    private BookmarkId mMobileNodeId;
-    private BookmarkId mOthersNodeId;
-    private List<BookmarkId> mManagedAndPartnerFolderIds;
-
-    /**
-     * Represents each item in the list.
-     */
-    static class Item {
-        final int mType;
-        final BookmarkId mFolderId;
-
-        Item(int itemType) {
-            mType = itemType;
-            mFolderId = null;
-        }
-
-        Item(BookmarkId folderId) {
-            assert folderId != null;
-            mType = TYPE_FOLDER;
-            mFolderId = folderId;
-        }
-
-        @Override
-        public int hashCode() {
-            // hash function generated by Eclipse
-            final int prime = 31;
-            int result = 1;
-            result = prime * result + ((mFolderId == null) ? 0 : mFolderId.hashCode());
-            result = prime * result + mType;
-            return result;
-        }
-
-        @Override
-        public boolean equals(Object obj) {
-            if (this == obj) return true;
-            if (obj == null) return false;
-            if (getClass() != obj.getClass()) return false;
-            Item other = (Item) obj;
-            if (mFolderId == null) {
-                if (other.mFolderId != null) return false;
-            } else if (!mFolderId.equals(other.mFolderId)) {
-                return false;
-            }
-            if (mType != other.mType) {
-                return false;
-            }
-            return true;
-        }
-    }
-
-    private void repopulateTopSection() {
-        mTopSection.clear();
-        if (mDelegate.getModel().isFolderVisible(mMobileNodeId)) {
-            mTopSection.add(new Item(mMobileNodeId));
-        }
-        if (mDelegate.getModel().isFolderVisible(mDesktopNodeId)) {
-            mTopSection.add(new Item(mDesktopNodeId));
-        }
-        if (mDelegate.getModel().isFolderVisible(mOthersNodeId)) {
-            mTopSection.add(new Item(mOthersNodeId));
-        }
-        if (mManagedAndPartnerFolderIds != null) {
-            for (BookmarkId id : mManagedAndPartnerFolderIds) {
-                mTopSection.add(new Item(id));
-            }
-        }
-    }
-
-    void updateList() {
-        mDesktopNodeId = mDelegate.getModel().getDesktopFolderId();
-        mMobileNodeId = mDelegate.getModel().getMobileFolderId();
-        mOthersNodeId = mDelegate.getModel().getOtherFolderId();
-        mManagedAndPartnerFolderIds = mDelegate.getModel().getTopLevelFolderIDs(true, false);
-        repopulateTopSection();
-
-        setTopFolders(mDelegate.getModel().getTopLevelFolderIDs(false, true));
-        notifyDataSetChanged();
-    }
-
-    /**
-     * Sets folders to show.
-     */
-    void setTopFolders(List<BookmarkId> folders) {
-        mBottomSection.clear();
-
-        if (folders.size() > 0) {
-            // Add a divider and title to the top of the section.
-            mBottomSection.add(new Item(TYPE_DIVIDER));
-            mBottomSection.add(new Item(TYPE_FOLDERS_TITLE));
-        }
-
-        // Add the rest of the items.
-        for (BookmarkId id : folders) {
-            mBottomSection.add(new Item(id));
-        }
-    }
-
-    /**
-     * Clear everything so that it doesn't have any entry.
-     */
-    void clear() {
-        mTopSection.clear();
-        mBottomSection.clear();
-    }
-
-    void setBookmarkUIDelegate(BookmarkDelegate delegate) {
-        mDelegate = delegate;
-    }
-
-    /**
-     * Get the position in the list of a given item
-     * @param item Item to search for
-     * @return index of the item or -1 if not found
-     */
-    int positionOfItem(Item item) {
-        int offset = 0;
-        for (List<?> section : mSections) {
-            int index = section.indexOf(item);
-            if (index != -1) {
-                return offset + index;
-            }
-            // If not found in current section, offset the potential result by
-            // the section size.
-            offset += section.size();
-        }
-        return -1;
-    }
-
-    /**
-     * Get the position in the list of a given bookmark folder id
-     * @param id Id of bookmark folder
-     * @return index of bookmark folder or -1 if not found
-     */
-    int positionOfBookmarkId(BookmarkId id) {
-        return positionOfItem(new Item(id));
-    }
-
-    /**
-     * Get item position of the given mode.
-     */
-    int getItemPosition(int state, Object modeDetail) {
-        if (state == BookmarkUIState.STATE_FOLDER) {
-            Set<BookmarkId> topLevelFolderParents = new HashSet<>();
-            topLevelFolderParents.addAll(mDelegate.getModel().getTopLevelFolderParentIDs());
-            topLevelFolderParents.add(mDesktopNodeId);
-            topLevelFolderParents.add(mOthersNodeId);
-            topLevelFolderParents.add(mMobileNodeId);
-
-            // Find top folder id that contains |folder|.
-            BookmarkId topFolderId = (BookmarkId) modeDetail;
-            while (true) {
-                BookmarkId parentId =
-                        mDelegate.getModel().getBookmarkById(topFolderId).getParentId();
-                if (topLevelFolderParents.contains(parentId)) {
-                    break;
-                }
-                topFolderId = parentId;
-            }
-            return positionOfBookmarkId(topFolderId);
-        }
-
-        return -1;
-    }
-
-    // BaseAdapter implementations.
-
-    @Override
-    public boolean areAllItemsEnabled() {
-        return false;
-    }
-
-    @Override
-    public boolean isEnabled(int position) {
-        Item item = (Item) getItem(position);
-        return item.mType != TYPE_DIVIDER && item.mType != TYPE_FOLDERS_TITLE;
-    }
-
-    @Override
-    public int getItemViewType(int position) {
-        Item item = (Item) getItem(position);
-        if (item.mType == TYPE_DIVIDER) {
-            return VIEW_TYPE_DIVIDER;
-        } else if (item.mType == TYPE_FOLDERS_TITLE) {
-            return VIEW_TYPE_TITLE;
-        } else {
-            return VIEW_TYPE_ITEM;
-        }
-    }
-
-    @Override
-    public int getViewTypeCount() {
-        return 3;
-    }
-
-    @Override
-    public int getCount() {
-        int sum = 0;
-        for (List<?> section : mSections) {
-            sum += section.size();
-        }
-        return sum;
-    }
-
-    @Override
-    public long getItemId(int position) {
-        return position;
-    }
-
-    @Override
-    public Object getItem(int position) {
-        if (position < 0) {
-            return null;
-        }
-        for (List<?> section : mSections) {
-            if (position < section.size()) {
-                return section.get(position);
-            }
-            position -= section.size();
-        }
-        return null;
-    }
-
-    @Override
-    public View getView(int position, View convertView, ViewGroup parent) {
-        final Item item = (Item) getItem(position);
-
-        // Inflate view if convertView is null.
-        if (convertView == null) {
-            final int itemViewType = getItemViewType(position);
-            if (itemViewType == VIEW_TYPE_ITEM) {
-                convertView = LayoutInflater.from(parent.getContext()).inflate(
-                        R.layout.bookmark_drawer_item, parent, false);
-            } else if (itemViewType == VIEW_TYPE_DIVIDER) {
-                convertView = LayoutInflater.from(parent.getContext()).inflate(
-                        R.layout.bookmark_divider, parent, false);
-            } else if (itemViewType == VIEW_TYPE_TITLE) {
-                convertView = LayoutInflater.from(parent.getContext()).inflate(
-                        R.layout.bookmark_drawer_title, parent, false);
-            } else {
-                assert false : "Invalid item view type.";
-            }
-        }
-
-        if (item.mType == TYPE_DIVIDER) return convertView;
-
-        if (item.mType == TYPE_FOLDERS_TITLE) {
-            String title = convertView.getContext().getResources().getString(
-                    R.string.bookmark_drawer_folders);
-            ((TextView) convertView).setText(title);
-            return convertView;
-        }
-
-        final BookmarkDrawerListItemView listItemView =
-                (BookmarkDrawerListItemView) convertView;
-        String title;
-        int iconDrawableId;
-
-        switch (item.mType) {
-            case TYPE_FOLDER:
-                BookmarkItem folder = mDelegate.getModel().getBookmarkById(item.mFolderId);
-                // The folder shouldn't be null but there was one crash report for an NPE when
-                // trying to retrieve the BookmarkItem title. See crbug.com/709164.
-                if (folder != null) {
-                    title = folder.getTitle();
-                } else {
-                    title = "";
-                }
-
-                if (mManagedAndPartnerFolderIds != null
-                        && mManagedAndPartnerFolderIds.contains(item.mFolderId)) {
-                    iconDrawableId = R.drawable.bookmark_managed;
-                } else if (item.mFolderId.equals(mMobileNodeId)
-                        || item.mFolderId.equals(mOthersNodeId)
-                        || item.mFolderId.equals(mDesktopNodeId)) {
-                    iconDrawableId = R.drawable.bookmark_folder;
-                } else {
-                    iconDrawableId = 0;
-                }
-                break;
-            default:
-                title = "";
-                iconDrawableId = 0;
-                assert false;
-        }
-
-        listItemView.setText(title);
-        listItemView.setIcon(iconDrawableId);
-
-        return convertView;
-    }
-}