1/**
2 * Copyright (c) 2011, Google Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.mail.compose;
18
19import android.content.Context;
20import android.util.AttributeSet;
21import android.view.inputmethod.EditorInfo;
22import android.view.inputmethod.InputConnection;
23import android.widget.EditText;
24
25/**
26 * Allows IME behavior for multiline text fields to be overridden so that
27 * pressing next/enter will take the user to the compose field instead of
28 * creating a newline in this field.
29 */
30public class EnterSubject extends EditText {
31    public EnterSubject(Context context) {
32        super(context);
33    }
34    public EnterSubject(Context context, AttributeSet attrs) {
35        super(context, attrs);
36    }
37    public EnterSubject(Context context, AttributeSet attrs, int defStyle) {
38        super(context, attrs, defStyle);
39    }
40
41    @Override
42    public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
43        InputConnection connection = super.onCreateInputConnection(outAttrs);
44        int imeActions = outAttrs.imeOptions&EditorInfo.IME_MASK_ACTION;
45        if ((imeActions&EditorInfo.IME_ACTION_NEXT) != 0) {
46            // clear the existing action
47            outAttrs.imeOptions ^= imeActions;
48            // set the DONE action
49            outAttrs.imeOptions |= EditorInfo.IME_ACTION_NEXT;
50        }
51        if ((outAttrs.imeOptions&EditorInfo.IME_FLAG_NO_ENTER_ACTION) != 0) {
52            outAttrs.imeOptions &= ~EditorInfo.IME_FLAG_NO_ENTER_ACTION;
53        }
54        return connection;
55    }
56}
57