1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.settings.applications; 17 18 import android.content.Context; 19 import android.content.res.TypedArray; 20 import android.preference.Preference; 21 import android.util.AttributeSet; 22 import android.view.View; 23 import android.view.ViewGroup; 24 import android.view.ViewGroup.LayoutParams; 25 import android.widget.Space; 26 27 /** 28 * A blank preference that has a specified height by android:layout_height. It can be used 29 * to fine tune screens that combine custom layouts and standard preferences. 30 */ 31 public class SpacePreference extends Preference { 32 33 private int mHeight; 34 35 public SpacePreference(Context context, AttributeSet attrs) { 36 this(context, attrs, com.android.internal.R.attr.preferenceStyle); 37 } 38 39 public SpacePreference(Context context, AttributeSet attrs, int defStyleAttr) { 40 this(context, attrs, defStyleAttr, 0); 41 } 42 43 public SpacePreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 44 super(context, attrs, defStyleAttr, defStyleRes); 45 46 final TypedArray a = context.obtainStyledAttributes(attrs, 47 new int[] { com.android.internal.R.attr.layout_height }, defStyleAttr, defStyleRes); 48 mHeight = a.getDimensionPixelSize(0, 0); 49 } 50 51 public void setHeight(int height) { 52 mHeight = height; 53 } 54 55 @Override 56 protected View onCreateView(ViewGroup parent) { 57 return new Space(getContext()); 58 } 59 60 @Override 61 protected void onBindView(View view) { 62 super.onBindView(view); 63 64 LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, mHeight); 65 view.setLayoutParams(params); 66 } 67 68 } 69