3eb4cb41ae
This will only be used on pixel devices. Bug: 217555049 Test: locally on device Change-Id: Ica7cddae8b8b8693a83da95d25a8d0827aed0945
45 lines
1.6 KiB
Java
45 lines
1.6 KiB
Java
/*
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* Copyright (C) 2022 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.dream;
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import android.content.Context;
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import androidx.recyclerview.widget.GridLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import com.android.settings.R;
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/** Grid layout manager that calculates the number of columns for the screen size. */
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public final class AutoFitGridLayoutManager extends GridLayoutManager {
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private final float mColumnWidth;
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public AutoFitGridLayoutManager(Context context) {
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super(context, /* spanCount= */ 1);
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this.mColumnWidth = context
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.getResources()
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.getDimensionPixelSize(R.dimen.dream_item_min_column_width);
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}
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@Override
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public void onLayoutChildren(RecyclerView.Recycler recycler, RecyclerView.State state) {
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final int totalSpace = getWidth() - getPaddingRight() - getPaddingLeft();
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final int spanCount = Math.max(1, (int) (totalSpace / mColumnWidth));
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setSpanCount(spanCount);
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super.onLayoutChildren(recycler, state);
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}
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}
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