1 /* 2 * Copyright (C) 2017 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.launcher3.views; 17 18 import android.content.Context; 19 import android.preference.Preference; 20 import android.util.AttributeSet; 21 import android.view.View; 22 import android.view.ViewGroup; 23 24 /** 25 * Extension of {@link Preference} which makes the widget layout clickable. 26 * 27 * @see #setWidgetLayoutResource(int) 28 */ 29 public class ButtonPreference extends Preference { 30 31 private boolean mWidgetFrameVisible = false; 32 ButtonPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)33 public ButtonPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 34 super(context, attrs, defStyleAttr, defStyleRes); 35 } 36 ButtonPreference(Context context, AttributeSet attrs, int defStyleAttr)37 public ButtonPreference(Context context, AttributeSet attrs, int defStyleAttr) { 38 super(context, attrs, defStyleAttr); 39 } 40 ButtonPreference(Context context, AttributeSet attrs)41 public ButtonPreference(Context context, AttributeSet attrs) { 42 super(context, attrs); 43 } 44 ButtonPreference(Context context)45 public ButtonPreference(Context context) { 46 super(context); 47 } 48 setWidgetFrameVisible(boolean isVisible)49 public void setWidgetFrameVisible(boolean isVisible) { 50 if (mWidgetFrameVisible != isVisible) { 51 mWidgetFrameVisible = isVisible; 52 notifyChanged(); 53 } 54 } 55 56 @Override onBindView(View view)57 protected void onBindView(View view) { 58 super.onBindView(view); 59 60 ViewGroup widgetFrame = view.findViewById(android.R.id.widget_frame); 61 if (widgetFrame != null) { 62 widgetFrame.setVisibility(mWidgetFrameVisible ? View.VISIBLE : View.GONE); 63 } 64 } 65 } 66