mirror of
https://github.com/mihonapp/mihon.git
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60 lines
1.7 KiB
Java
60 lines
1.7 KiB
Java
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package eu.kanade.mangafeed.widget;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.support.v7.widget.GridLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.util.AttributeSet;
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public class AutofitRecyclerView extends RecyclerView {
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private GridLayoutManager manager;
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private int columnWidth = -1;
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private int spanCount = 0;
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public AutofitRecyclerView(Context context) {
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super(context);
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init(context, null);
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}
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public AutofitRecyclerView(Context context, AttributeSet attrs) {
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super(context, attrs);
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init(context, attrs);
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}
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public AutofitRecyclerView(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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init(context, attrs);
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}
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private void init(Context context, AttributeSet attrs) {
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if (attrs != null) {
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int[] attrsArray = {
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android.R.attr.columnWidth
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};
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TypedArray array = context.obtainStyledAttributes(attrs, attrsArray);
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columnWidth = array.getDimensionPixelSize(0, -1);
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array.recycle();
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}
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manager = new GridLayoutManager(getContext(), 1);
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setLayoutManager(manager);
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}
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@Override
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protected void onMeasure(int widthSpec, int heightSpec) {
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super.onMeasure(widthSpec, heightSpec);
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if (spanCount == 0 && columnWidth > 0) {
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int spanCount = Math.max(1, getMeasuredWidth() / columnWidth);
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manager.setSpanCount(spanCount);
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}
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}
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public void setSpanCount(int spanCount) {
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this.spanCount = spanCount;
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if (spanCount > 0) {
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manager.setSpanCount(spanCount);
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}
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}
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}
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