/**
* Copyright 2010-present Facebook.
*
* 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.facebook.scrumptious;
import android.content.Context;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.view.View;
import android.widget.ListAdapter;
import android.widget.ListView;
/**
* A subclass of ListView that will always show the full list of elements.
* This allows a ListView to be embedded inside a ScrollView.
*/
public class FullListView extends ListView {
public FullListView(Context context) {
super(context);
}
public FullListView(Context context, AttributeSet attributeSet) {
super(context, attributeSet);
}
public FullListView(Context context, AttributeSet attributeSet, int defStyle) {
super(context, attributeSet, defStyle);
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
int width = getMeasuredWidth();
int height = 0;
ListAdapter adapter = getAdapter();
int count = adapter.getCount();
for (int i = 0; i < count; i++) {
View childView = adapter.getView(i, null, this);
childView.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
height += childView.getMeasuredHeight();
}
Rect bgPadding = new Rect();
getBackground().getPadding(bgPadding);
height += (count - 1) * getDividerHeight() + bgPadding.top + bgPadding.bottom;
setMeasuredDimension(width, height);
}
}