1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMMON_IME_CONSTANT_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMMON_IME_CONSTANT_H
18 
19 namespace OHOS::Ace {
20 
21 // Invalid client id.
22 constexpr int32_t IME_CLIENT_ID_NONE = 0;
23 // Where client id start from.
24 constexpr int32_t IME_CLIENT_ID_START = 1;
25 
26 enum class TextAffinity {
27     // The affinity of [upstream], which means the caret is tightly beside prev glyphs.
28     // For example, we have a text named "abcde", and assume extent=3, it will result in the offset after 'c'
29     // rather than before 'd'.
30     // In most cases it doesn't matter much, but it matters if 'c' and 'd' have different style.
31     UPSTREAM,
32     DOWNSTREAM,
33 };
34 
35 } // namespace OHOS::Ace
36 
37 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMMON_IME_CONSTANT_H
38