/*
* Copyright (C) 2011 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.email.activity;
import android.content.Context;
import android.content.Loader;
import android.database.Cursor;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CursorAdapter;
import android.widget.TextView;
import com.android.email.Email;
import com.android.email.FolderProperties;
import com.android.email.data.ThrottlingCursorLoader;
import com.android.emailcommon.Logging;
import com.android.emailcommon.provider.Account;
import com.android.emailcommon.provider.EmailContent.MailboxColumns;
import com.android.emailcommon.provider.HostAuth;
import com.android.emailcommon.provider.Mailbox;
import com.android.emailcommon.utility.Utility;
/**
* Cursor adapter for the "move to mailbox" dialog.
* TODO We've detached this class from {@link MailboxFragmentAdapter} and {@link MailboxFragmentAdapter}.
* Depending upon the UX for the dialog and nested folders, we may want to bring these three
* adapter classes back into alignment.
*/
class MailboxMoveToAdapter extends CursorAdapter {
/** Selection for all mailboxes in an account */
private static final String ALL_MAILBOX_SELECTION = MailboxColumns.ACCOUNT_KEY + "=?"
+ " AND " + Mailbox.USER_VISIBLE_MAILBOX_SELECTION;
/** Selection for valid target mailboxes */
private static final String TARGET_MAILBOX_SELECTION =
MailboxColumns.TYPE + " NOT IN (" + Mailbox.TYPE_DRAFTS + ","
+ Mailbox.TYPE_OUTBOX + "," + Mailbox.TYPE_SENT + "," + Mailbox.TYPE_TRASH + ") AND ("
+ MailboxColumns.FLAGS + " & " + Mailbox.FLAG_ACCEPTS_MOVED_MAIL + " != 0)";
/** Selection to exclude a mailbox ID */
private static final String EXCLUDE_MAILBOX_SELECTION =
MailboxColumns.ID + "!=?";
/** The main selection to populate the "move to" dialog */
private static final String MOVE_TO_SELECTION =
ALL_MAILBOX_SELECTION
+ " AND " + TARGET_MAILBOX_SELECTION
+ " AND " + EXCLUDE_MAILBOX_SELECTION;
/** Projection that uses the server id column as the mailbox name */
private static final String[] MOVE_TO_PROJECTION_SERVER_ID = new String[] {
MailboxColumns.ID,
MailboxColumns.ID + " AS org_mailbox_id",
MailboxColumns.SERVER_ID,
MailboxColumns.TYPE,
};
/** Projection that uses the display name column as the mailbox name */
private static final String[] MOVE_TO_PROJECTION_DISPLAY_NAME = new String[] {
MailboxColumns.ID,
MailboxColumns.ID + " AS org_mailbox_id",
MailboxColumns.DISPLAY_NAME,
MailboxColumns.TYPE,
};
/** Sort order for special mailboxes */
private static final String MOVE_TO_ORDER_BY_STATIC =
"CASE " + MailboxColumns.TYPE
+ " WHEN " + Mailbox.TYPE_INBOX + " THEN 0"
+ " WHEN " + Mailbox.TYPE_JUNK + " THEN 1"
+ " ELSE 10 END";
/** Server id sort order */
private static final String MOVE_TO_ORDER_BY_SERVER_ID =
MOVE_TO_ORDER_BY_STATIC
// All other mailboxes are shown in alphabetical order.
+ ", " + MailboxColumns.SERVER_ID;
/** Display name sort order */
private static final String MOVE_TO_ORDER_BY_DISPLAY_NAME =
MOVE_TO_ORDER_BY_STATIC
// All other mailboxes are shown in alphabetical order.
+ ", " + MailboxColumns.DISPLAY_NAME;
// Column 0 is only for ListView; we don't use it in our code.
private static final int COLUMN_ID = 1;
private static final int COLUMN_MAILBOX_NAME = 2;
private static final int COLUMN_TYPE = 3;
/** Cached layout inflater */
private final LayoutInflater mInflater;
public MailboxMoveToAdapter(Context context) {
super(context, null, 0 /* flags; no content observer */);
mInflater = LayoutInflater.from(context);
}
@Override
public void bindView(View view, Context context, Cursor cursor) {
TextView t = (TextView) view;
t.setText(getDisplayText(context, cursor));
}
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return mInflater.inflate(android.R.layout.simple_list_item_1, parent, false);
}
static Loader<Cursor> createLoader(Context context, long accountId, long mailboxId) {
if (Logging.DEBUG_LIFECYCLE && Email.DEBUG) {
Log.d(Logging.LOG_TAG, "MailboxDialogAdapter#createLoader accountId=" + accountId
+ ", mailboxId=" + mailboxId);
}
return new MailboxMoveToLoader(context, accountId, mailboxId);
}
/**
* Returns the mailbox name to display in the dialog list. If the mailbox is of
* certain, well known, types, use a predefined name. Otherwise, use the server
* provided name.
*/
private static String getDisplayText(Context context, Cursor cursor) {
final int type = cursor.getInt(COLUMN_TYPE);
final long mailboxId = cursor.getLong(COLUMN_ID);
return FolderProperties.getInstance(context).getDisplayName(type, mailboxId,
cursor.getString(COLUMN_MAILBOX_NAME));
}
/** Loader for the "move to mailbox" dialog. */
private static class MailboxMoveToLoader extends ThrottlingCursorLoader {
private final long mAccountId;
public MailboxMoveToLoader(Context context, long accountId, long mailboxId) {
super(context, Mailbox.CONTENT_URI,
null, MOVE_TO_SELECTION,
new String[] { Long.toString(accountId), Long.toString(mailboxId) }, null);
mAccountId = accountId;
}
@Override
public Cursor loadInBackground() {
// TODO Create a common way to store the fully qualified path name for all account types
final String protocol = Account.getProtocol(getContext(), mAccountId);
if (HostAuth.SCHEME_EAS.equals(protocol)) {
// For EAS accounts; use the display name
setProjection(MOVE_TO_PROJECTION_DISPLAY_NAME);
setSortOrder(MOVE_TO_ORDER_BY_DISPLAY_NAME);
} else {
// For all other accounts; use the server id
setProjection(MOVE_TO_PROJECTION_SERVER_ID);
setSortOrder(MOVE_TO_ORDER_BY_SERVER_ID);
}
final Cursor mailboxesCursor = super.loadInBackground();
return Utility.CloseTraceCursorWrapper.get(mailboxesCursor);
}
}
}