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/*
* Copyright (C) 2014 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.systemui.statusbar;
import android.content.Context;
import android.graphics.Outline;
import android.util.AttributeSet;
import android.widget.FrameLayout;
/**
* Like {@link ExpandableView}, but setting an outline for the height and clipping.
*/
public abstract class ExpandableOutlineView extends ExpandableView {
private final Outline mOutline = new Outline();
public ExpandableOutlineView(Context context, AttributeSet attrs) {
super(context, attrs);
}
@Override
public void setActualHeight(int actualHeight, boolean notifyListeners) {
super.setActualHeight(actualHeight, notifyListeners);
updateOutline();
}
@Override
public void setClipTopAmount(int clipTopAmount) {
super.setClipTopAmount(clipTopAmount);
updateOutline();
}
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
super.onLayout(changed, left, top, right, bottom);
updateOutline();
}
private void updateOutline() {
mOutline.setRect(0,
mClipTopAmount,
getWidth(),
Math.max(mActualHeight, mClipTopAmount));
setOutline(mOutline);
}
}
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