-
Notifications
You must be signed in to change notification settings - Fork 3k
/
ColorResourcesOverride.java
72 lines (66 loc) · 2.63 KB
/
ColorResourcesOverride.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
/*
* Copyright (C) 2022 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.google.android.material.color;
import static androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP;
import android.content.Context;
import android.os.Build.VERSION;
import android.os.Build.VERSION_CODES;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RestrictTo;
import java.util.Map;
/**
* The interface class that hides the detailed implementation of color resources override at
* runtime. (e.g. with Resources Loader implementation pre-U.)
*
* @hide
*/
@RestrictTo(LIBRARY_GROUP)
public interface ColorResourcesOverride {
/**
* Overrides the color resources to the given context, returns {@code true} if new color values
* have been applied.
*
* @param context The target context.
* @param colorResourceIdsToColorValues The mapping from the color resources id to the updated
* color value.
*/
// TODO(b/255834202): Using SparseIntArray here to store the mapping to save memory.
boolean applyIfPossible(
@NonNull Context context, @NonNull Map<Integer, Integer> colorResourceIdsToColorValues);
/**
* Wraps the given Context with the theme overlay where color resources are updated at runtime. If
* not possible, the original Context will be returned.
*
* @param context The target context.
* @param colorResourceIdsToColorValues The mapping from the color resources id to the updated
* color value.
*/
@NonNull
Context wrapContextIfPossible(
@NonNull Context context, @NonNull Map<Integer, Integer> colorResourceIdsToColorValues);
@Nullable
static ColorResourcesOverride getInstance() {
if (VERSION_CODES.R <= VERSION.SDK_INT && VERSION.SDK_INT <= VERSION_CODES.TIRAMISU) {
return ResourcesLoaderColorResourcesOverride.getInstance();
} else if (VERSION.SDK_INT >= VERSION_CODES.UPSIDE_DOWN_CAKE) {
// TODO(b/255833419): Replace with FabricatedOverlayColorResourcesOverride() when available
// for U+.
return ResourcesLoaderColorResourcesOverride.getInstance();
}
return null;
}
}