AllCapsTransformationMethod.java revision 3de8a4e8305507475d7890205184946a25cf45e7 
1/*
2 * Copyright (C) 2014 The Android Open Source Project
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 androidx.appcompat.text;
18
19import static androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP;
20
21import android.content.Context;
22import android.graphics.Rect;
23import android.text.method.TransformationMethod;
24import android.view.View;
25
26import androidx.annotation.RestrictTo;
27
28import java.util.Locale;
29
30/**
31 * @hide
32 */
33@RestrictTo(LIBRARY_GROUP)
34public class AllCapsTransformationMethod implements TransformationMethod {
35    private Locale mLocale;
36
37    public AllCapsTransformationMethod(Context context) {
38        mLocale = context.getResources().getConfiguration().locale;
39    }
40
41    @Override
42    public CharSequence getTransformation(CharSequence source, View view) {
43        return source != null ? source.toString().toUpperCase(mLocale) : null;
44    }
45
46    @Override
47    public void onFocusChanged(View view, CharSequence sourceText, boolean focused,
48            int direction, Rect previouslyFocusedRect) {
49    }
50}