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/*
* Copyright (C) 2016 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.android.documentsui;
import android.content.Context;
import android.util.AttributeSet;
import android.view.View.OnDragListener;
import android.widget.TextView;
/**
* An {@link TextView} that uses drawable states to distinct between normal and highlighted states.
*/
public final class DragOverTextView extends TextView {
private static final int[] STATE_HIGHLIGHTED = {R.attr.state_highlighted};
private boolean mHighlighted = false;
public DragOverTextView(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
protected int[] onCreateDrawableState(int extraSpace) {
final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
if (mHighlighted) {
mergeDrawableStates(drawableState, STATE_HIGHLIGHTED);
}
return drawableState;
}
public void setHighlight(boolean highlight) {
mHighlighted = highlight;
refreshDrawableState();
}
}
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