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/*******************************************************************************
* Copyright (C) 2012 Google Inc.
* Licensed to The Android Open Source Project.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
package com.android.mail.ui;
import android.content.Context;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.net.Uri;
import com.android.mail.providers.Folder;
import com.android.mail.providers.UIProvider;
import com.android.mail.utils.FolderUri;
import com.android.mail.utils.MatrixCursorWithCachedColumns;
import java.util.Set;
public class AddableFolderSelectorAdapter extends FolderSelectorAdapter {
public AddableFolderSelectorAdapter(Context context, Cursor folders,
Set<String> selected, int layout) {
super(context, folders, selected, layout);
}
/**
* Essentially uses filterFolders with no filter to convert the cursors
*/
public static Cursor filterFolders(final Cursor folderCursor) {
return filterFolders(folderCursor, null /* excludedTypes */, null /* initiallySelected */,
true /* includeInitiallySelected, useless in this case */);
}
/**
* @param folderCursor
* @param excludedTypes folder types that we want to filter out.
* @param initiallySelected set of folder uris that are previously selected.
* @param includeOnlyInitiallySelected if we want to ONLY include or exclude initiallySelected,
* doesn't do anything if initiallySelected is null.
* @return
*/
public static Cursor filterFolders(final Cursor folderCursor,
final Set<Integer> excludedTypes, final Set<String> initiallySelected,
final boolean includeOnlyInitiallySelected) {
final int projectionSize = UIProvider.FOLDERS_PROJECTION.length;
final MatrixCursor cursor =
new MatrixCursorWithCachedColumns(UIProvider.FOLDERS_PROJECTION);
final Object[] folder = new Object[projectionSize];
if (folderCursor.moveToFirst()) {
do {
final int type = folderCursor.getInt(UIProvider.FOLDER_TYPE_COLUMN);
// Check for excluded types
boolean exclude = false;
if (excludedTypes != null) {
for (final int excludedType : excludedTypes) {
if (Folder.isType(type, excludedType)) {
exclude = true;
break;
}
}
}
if (initiallySelected != null) {
// TODO: there has to be a better way to get this value...
String uri = new FolderUri(Uri.parse(folderCursor.getString(
UIProvider.FOLDER_URI_COLUMN))).getComparisonUri().toString();
// Check if the folder is already selected and if we are trying to include only
// the ones that were initially selected or only the ones that aren't.
// Xor is what we want, since we essentially want the following:
// (includeOnlyInitial && !contains) || (!includeOnlyInitial && contains)
exclude |= includeOnlyInitiallySelected ^ initiallySelected.contains(uri);
}
if (exclude) {
continue;
}
if (Folder.isType(type, UIProvider.FolderType.INBOX)
|| Folder.isType(type, UIProvider.FolderType.DEFAULT)
|| Folder.isType(type, UIProvider.FolderType.DRAFT)
|| Folder.isType(type, UIProvider.FolderType.TRASH)
|| Folder.isType(type, UIProvider.FolderType.SPAM)) {
folder[UIProvider.FOLDER_ID_COLUMN] = folderCursor
.getLong(UIProvider.FOLDER_ID_COLUMN);
folder[UIProvider.FOLDER_PERSISTENT_ID_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_PERSISTENT_ID_COLUMN);
folder[UIProvider.FOLDER_URI_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_URI_COLUMN);
folder[UIProvider.FOLDER_NAME_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_NAME_COLUMN);
folder[UIProvider.FOLDER_HAS_CHILDREN_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_HAS_CHILDREN_COLUMN);
folder[UIProvider.FOLDER_CAPABILITIES_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_CAPABILITIES_COLUMN);
folder[UIProvider.FOLDER_SYNC_WINDOW_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_SYNC_WINDOW_COLUMN);
folder[UIProvider.FOLDER_CONVERSATION_LIST_URI_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_CONVERSATION_LIST_URI_COLUMN);
folder[UIProvider.FOLDER_CHILD_FOLDERS_LIST_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_CHILD_FOLDERS_LIST_COLUMN);
folder[UIProvider.FOLDER_UNSEEN_COUNT_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_UNSEEN_COUNT_COLUMN);
folder[UIProvider.FOLDER_UNREAD_COUNT_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_UNREAD_COUNT_COLUMN);
folder[UIProvider.FOLDER_TOTAL_COUNT_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_TOTAL_COUNT_COLUMN);
folder[UIProvider.FOLDER_REFRESH_URI_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_REFRESH_URI_COLUMN);
folder[UIProvider.FOLDER_SYNC_STATUS_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_SYNC_STATUS_COLUMN);
folder[UIProvider.FOLDER_LAST_SYNC_RESULT_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_LAST_SYNC_RESULT_COLUMN);
folder[UIProvider.FOLDER_TYPE_COLUMN] = type;
folder[UIProvider.FOLDER_ICON_RES_ID_COLUMN] = folderCursor
.getInt(UIProvider.FOLDER_ICON_RES_ID_COLUMN);
folder[UIProvider.FOLDER_BG_COLOR_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_BG_COLOR_COLUMN);
folder[UIProvider.FOLDER_FG_COLOR_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_FG_COLOR_COLUMN);
folder[UIProvider.FOLDER_LOAD_MORE_URI_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_LOAD_MORE_URI_COLUMN);
folder[UIProvider.FOLDER_HIERARCHICAL_DESC_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_HIERARCHICAL_DESC_COLUMN);
folder[UIProvider.FOLDER_LAST_MESSAGE_TIMESTAMP_COLUMN] = folderCursor
.getLong(UIProvider.FOLDER_LAST_MESSAGE_TIMESTAMP_COLUMN);
folder[UIProvider.FOLDER_PARENT_URI_COLUMN] = folderCursor
.getString(UIProvider.FOLDER_PARENT_URI_COLUMN);
cursor.addRow(folder);
}
} while (folderCursor.moveToNext());
}
return cursor;
}
}
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