1 /* 2 * Copyright (C) 2009 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 17 package com.android.settings; 18 19 import android.content.Context; 20 import android.content.res.TypedArray; 21 import android.graphics.drawable.Drawable; 22 import android.preference.Preference; 23 import android.util.AttributeSet; 24 import android.view.View; 25 import android.widget.ImageView; 26 import android.widget.TextView; 27 28 public class IconPreferenceScreen extends Preference { 29 30 private Drawable mIcon; 31 32 // Whether or not the text and icon should be highlighted (as selected) 33 private boolean mHighlight; 34 IconPreferenceScreen(Context context, AttributeSet attrs)35 public IconPreferenceScreen(Context context, AttributeSet attrs) { 36 this(context, attrs, 0); 37 } 38 IconPreferenceScreen(Context context, AttributeSet attrs, int defStyle)39 public IconPreferenceScreen(Context context, AttributeSet attrs, int defStyle) { 40 super(context, attrs, defStyle); 41 setLayoutResource(R.layout.preference_icon); 42 TypedArray a = context.obtainStyledAttributes(attrs, 43 R.styleable.IconPreferenceScreen, defStyle, 0); 44 mIcon = a.getDrawable(R.styleable.IconPreferenceScreen_icon); 45 } 46 47 @Override onBindView(View view)48 public void onBindView(View view) { 49 super.onBindView(view); 50 ImageView imageView = (ImageView) view.findViewById(R.id.icon); 51 if (imageView != null && mIcon != null) { 52 imageView.setImageDrawable(mIcon); 53 } 54 TextView textView = (TextView) view.findViewById(android.R.id.title); 55 } 56 57 /** 58 * Sets the icon for this Preference with a Drawable. 59 * 60 * @param icon The icon for this Preference 61 */ setIcon(Drawable icon)62 public void setIcon(Drawable icon) { 63 if ((icon == null && mIcon != null) || (icon != null && !icon.equals(mIcon))) { 64 mIcon = icon; 65 notifyChanged(); 66 } 67 } 68 69 /** 70 * Returns the icon of this Preference. 71 * 72 * @return The icon. 73 * @see #setIcon(Drawable) 74 */ getIcon()75 public Drawable getIcon() { 76 return mIcon; 77 } 78 setHighlighted(boolean highlight)79 public void setHighlighted(boolean highlight) { 80 mHighlight = highlight; 81 notifyChanged(); 82 } 83 } 84