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Refactor adapter

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Vasiliy 2019-04-27 21:23:52 +03:00
parent c7cd9e86ac
commit 273f731dd5
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4 changed files with 314 additions and 200 deletions
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app/src/main/java/org/schabi/newpipe/util/SparseArrayUtils.java Normal file
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package org.schabi.newpipe.util;
import android.util.SparseArray;
public abstract class SparseArrayUtils {
public static <T> void shiftItemsDown(SparseArray<T> sparseArray, int lower, int upper) {
for (int i = lower + 1; i <= upper; i++) {
final T o = sparseArray.get(i);
sparseArray.put(i - 1, o);
sparseArray.remove(i);
}
}
public static <T> void shiftItemsUp(SparseArray<T> sparseArray, int lower, int upper) {
for (int i = upper - 1; i >= lower; i--) {
final T o = sparseArray.get(i);
sparseArray.put(i + 1, o);
sparseArray.remove(i);
}
}
public static <T> int[] getKeys(SparseArray<T> sparseArray) {
final int[] result = new int[sparseArray.size()];
for (int i = 0; i < result.length; i++) {
result[i] = sparseArray.keyAt(i);
}
return result;
}
}