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/**
* Copyright (c) 2012, Google Inc.
*
* 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.compose;
import android.content.Context;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.Spinner;
import com.android.mail.providers.Account;
import com.android.mail.providers.Message;
import com.android.mail.providers.ReplyFromAccount;
import com.android.mail.utils.AccountUtils;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import java.util.List;
public class FromAddressSpinner extends Spinner implements OnItemSelectedListener {
private List<Account> mAccounts;
private ReplyFromAccount mAccount;
private final List<ReplyFromAccount> mReplyFromAccounts = Lists.newArrayList();
private OnAccountChangedListener mAccountChangedListener;
public FromAddressSpinner(Context context) {
this(context, null);
}
public FromAddressSpinner(Context context, AttributeSet set) {
super(context, set);
}
public void setCurrentAccount(ReplyFromAccount account) {
mAccount = account;
selectCurrentAccount();
}
private void selectCurrentAccount() {
if (mAccount == null) {
return;
}
int currentIndex = 0;
for (ReplyFromAccount acct : mReplyFromAccounts) {
if (TextUtils.equals(mAccount.name, acct.name)
&& TextUtils.equals(mAccount.address, acct.address)) {
setSelection(currentIndex, true);
break;
}
currentIndex++;
}
}
public ReplyFromAccount getMatchingReplyFromAccount(String accountString) {
if (!TextUtils.isEmpty(accountString)) {
for (ReplyFromAccount acct : mReplyFromAccounts) {
if (accountString.equals(acct.address)) {
return acct;
}
}
}
return null;
}
public ReplyFromAccount getCurrentAccount() {
return mAccount;
}
/**
* @param action Action being performed; if this is COMPOSE, show all
* accounts. Otherwise, show just the account this was launched
* with.
* @param currentAccount Account used to launch activity.
* @param syncingAccounts
*/
public void initialize(int action, Account currentAccount, Account[] syncingAccounts,
Message refMessage) {
final List<Account> accounts = AccountUtils.mergeAccountLists(mAccounts,
syncingAccounts, true /* prioritizeAccountList */);
if (action == ComposeActivity.COMPOSE) {
mAccounts = accounts;
} else {
// First assume that we are going to use the current account as the reply account
Account replyAccount = currentAccount;
if (refMessage != null && refMessage.accountUri != null) {
// This is a reply or forward of a message access through the "combined" account.
// We want to make sure that the real account is in the spinner
for (Account account : accounts) {
if (account.uri.equals(refMessage.accountUri)) {
replyAccount = account;
break;
}
}
}
mAccounts = ImmutableList.of(replyAccount);
}
initFromSpinner();
}
@VisibleForTesting
protected void initFromSpinner() {
// If there are not yet any accounts in the cached synced accounts
// because this is the first time mail was opened, and it was opened
// directly to the compose activity, don't bother populating the reply
// from spinner yet.
if (mAccounts == null || mAccounts.size() == 0) {
return;
}
FromAddressSpinnerAdapter adapter =
new FromAddressSpinnerAdapter(getContext());
mReplyFromAccounts.clear();
for (Account account : mAccounts) {
mReplyFromAccounts.addAll(account.getReplyFroms());
}
adapter.addAccounts(mReplyFromAccounts);
setAdapter(adapter);
selectCurrentAccount();
setOnItemSelectedListener(this);
}
public List<ReplyFromAccount> getReplyFromAccounts() {
return mReplyFromAccounts;
}
public void setOnAccountChangedListener(OnAccountChangedListener listener) {
mAccountChangedListener = listener;
}
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
ReplyFromAccount selection = (ReplyFromAccount) getItemAtPosition(position);
if (!selection.address.equals(mAccount.address)) {
mAccount = selection;
mAccountChangedListener.onAccountChanged();
}
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
// Do nothing.
}
/**
* Classes that want to know when a different account in the
* FromAddressSpinner has been selected should implement this interface.
* Note: if the user chooses the same account as the one that has already
* been selected, this method will not be called.
*/
public static interface OnAccountChangedListener {
public void onAccountChanged();
}
}
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