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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.systemui.statusbar.phone;
     18 
     19 import com.android.internal.statusbar.StatusBarIcon;
     20 
     21 import java.io.PrintWriter;
     22 import java.util.ArrayList;
     23 
     24 public class StatusBarIconList {
     25     private ArrayList<String> mSlots = new ArrayList<>();
     26     private ArrayList<StatusBarIcon> mIcons = new ArrayList<>();
     27 
     28     public StatusBarIconList(String[] slots) {
     29         final int N = slots.length;
     30         for (int i=0; i < N; i++) {
     31             mSlots.add(slots[i]);
     32             mIcons.add(null);
     33         }
     34     }
     35 
     36     public int getSlotIndex(String slot) {
     37         final int N = mSlots.size();
     38         for (int i=0; i<N; i++) {
     39             if (slot.equals(mSlots.get(i))) {
     40                 return i;
     41             }
     42         }
     43         // Auto insert new items at the beginning.
     44         mSlots.add(0, slot);
     45         mIcons.add(0, null);
     46         return 0;
     47     }
     48 
     49     public int size() {
     50         return mSlots.size();
     51     }
     52 
     53     public void setIcon(int index, StatusBarIcon icon) {
     54         mIcons.set(index, icon);
     55     }
     56 
     57     public void removeIcon(int index) {
     58         mIcons.set(index, null);
     59     }
     60 
     61     public String getSlot(int index) {
     62         return mSlots.get(index);
     63     }
     64 
     65     public StatusBarIcon getIcon(int index) {
     66         return mIcons.get(index);
     67     }
     68 
     69     public int getViewIndex(int index) {
     70         int count = 0;
     71         for (int i = 0; i < index; i++) {
     72             if (mIcons.get(i) != null) {
     73                 count++;
     74             }
     75         }
     76         return count;
     77     }
     78 
     79     public void dump(PrintWriter pw) {
     80         final int N = mSlots.size();
     81         pw.println("  icon slots: " + N);
     82         for (int i=0; i<N; i++) {
     83             pw.printf("    %2d: (%s) %s\n", i, mSlots.get(i), mIcons.get(i));
     84         }
     85     }
     86 }
     87