6dc0e30b56
Bug: 320709814 Test: atest BackgroundPreferenceTest Change-Id: I73e62733e6afd032ce980a4d6db0f4ca4573e770
94 lines
3.2 KiB
Java
94 lines
3.2 KiB
Java
/*
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* Copyright (C) 2024 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.accessibility;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.drawable.Drawable;
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import android.util.AttributeSet;
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import android.widget.LinearLayout;
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import androidx.annotation.DrawableRes;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.core.content.res.TypedArrayUtils;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceViewHolder;
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import com.android.settings.R;
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/**
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* A preference with custom background.
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*/
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public class BackgroundPreference extends Preference {
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private int mBackgroundId;
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public BackgroundPreference(@NonNull Context context,
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@Nullable AttributeSet attrs, int defStyleAttr,
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int defStyleRes) {
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super(context, attrs, defStyleAttr, defStyleRes);
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setLayoutResource(R.layout.preference_background);
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setIconSpaceReserved(false);
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final TypedArray styledAttrs = context.obtainStyledAttributes(attrs,
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R.styleable.BackgroundPreference);
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mBackgroundId = styledAttrs.getResourceId(R.styleable.BackgroundPreference_background, 0);
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styledAttrs.recycle();
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}
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public BackgroundPreference(@NonNull Context context, @Nullable AttributeSet attrs,
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int defStyleAttr) {
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this(context, attrs, defStyleAttr, 0);
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}
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public BackgroundPreference(@NonNull Context context, @Nullable AttributeSet attrs) {
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this(context, attrs, TypedArrayUtils.getAttr(context,
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androidx.preference.R.attr.preferenceStyle,
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com.android.internal.R.attr.preferenceStyle), 0);
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}
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public BackgroundPreference(@NonNull Context context) {
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this(context, null, TypedArrayUtils.getAttr(context,
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androidx.preference.R.attr.preferenceStyle,
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com.android.internal.R.attr.preferenceStyle), 0);
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}
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@Override
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public void onBindViewHolder(@NonNull PreferenceViewHolder holder) {
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super.onBindViewHolder(holder);
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final LinearLayout layout = (LinearLayout) holder.findViewById(R.id.background);
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if (mBackgroundId != 0) {
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final Drawable backgroundDrawable = getContext().getDrawable(mBackgroundId);
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layout.setBackground(backgroundDrawable);
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}
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}
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/**
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* Sets the background to a given resource. The resource should refer to a Drawable object.
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*
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* @param resId The identifier of the resource.
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*/
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public void setBackground(@DrawableRes int resId) {
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if (mBackgroundId != resId) {
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mBackgroundId = resId;
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notifyChanged();
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}
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}
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}
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