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      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 
     17 package com.android.settingslib.drawer;
     18 
     19 import android.content.ComponentName;
     20 import android.os.Parcel;
     21 import android.os.Parcelable;
     22 import android.text.TextUtils;
     23 import android.util.Log;
     24 
     25 import java.util.ArrayList;
     26 import java.util.List;
     27 
     28 public class DashboardCategory implements Parcelable {
     29 
     30     private static final String TAG = "DashboardCategory";
     31     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
     32 
     33     /**
     34      * Title of the category that is shown to the user.
     35      */
     36     public CharSequence title;
     37 
     38     /**
     39      * Key used for placing external tiles.
     40      */
     41     public String key;
     42 
     43     /**
     44      * Used to control display order.
     45      */
     46     public int priority;
     47 
     48     /**
     49      * List of the category's children
     50      */
     51     public List<Tile> tiles = new ArrayList<>();
     52 
     53 
     54     public DashboardCategory() {
     55         // Empty
     56     }
     57 
     58     public void addTile(Tile tile) {
     59         tiles.add(tile);
     60     }
     61 
     62     public void addTile(int n, Tile tile) {
     63         tiles.add(n, tile);
     64     }
     65 
     66     public void removeTile(Tile tile) {
     67         tiles.remove(tile);
     68     }
     69 
     70     public void removeTile(int n) {
     71         tiles.remove(n);
     72     }
     73 
     74     public int getTilesCount() {
     75         return tiles.size();
     76     }
     77 
     78     public Tile getTile(int n) {
     79         return tiles.get(n);
     80     }
     81 
     82     public boolean containsComponent(ComponentName component) {
     83         for (Tile tile : tiles) {
     84             if (TextUtils.equals(tile.intent.getComponent().getClassName(),
     85                     component.getClassName())) {
     86                 if (DEBUG) {
     87                     Log.d(TAG,  "category " + key + "contains component" + component);
     88                 }
     89                 return true;
     90             }
     91         }
     92         if (DEBUG) {
     93             Log.d(TAG,  "category " + key + " does not contain component" + component);
     94         }
     95         return false;
     96     }
     97 
     98     @Override
     99     public int describeContents() {
    100         return 0;
    101     }
    102 
    103     @Override
    104     public void writeToParcel(Parcel dest, int flags) {
    105         TextUtils.writeToParcel(title, dest, flags);
    106         dest.writeString(key);
    107         dest.writeInt(priority);
    108 
    109         final int count = tiles.size();
    110         dest.writeInt(count);
    111 
    112         for (int n = 0; n < count; n++) {
    113             Tile tile = tiles.get(n);
    114             tile.writeToParcel(dest, flags);
    115         }
    116     }
    117 
    118     public void readFromParcel(Parcel in) {
    119         title = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in);
    120         key = in.readString();
    121         priority = in.readInt();
    122 
    123         final int count = in.readInt();
    124 
    125         for (int n = 0; n < count; n++) {
    126             Tile tile = Tile.CREATOR.createFromParcel(in);
    127             tiles.add(tile);
    128         }
    129     }
    130 
    131     DashboardCategory(Parcel in) {
    132         readFromParcel(in);
    133     }
    134 
    135     public static final Creator<DashboardCategory> CREATOR = new Creator<DashboardCategory>() {
    136         public DashboardCategory createFromParcel(Parcel source) {
    137             return new DashboardCategory(source);
    138         }
    139 
    140         public DashboardCategory[] newArray(int size) {
    141             return new DashboardCategory[size];
    142         }
    143     };
    144 }
    145