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
17package com.android.systemui.statusbar.phone;
18
19import com.android.internal.statusbar.StatusBarIcon;
20
21import java.io.PrintWriter;
22import java.util.ArrayList;
23
24public class StatusBarIconList {
25    private ArrayList<String> mSlots = new ArrayList<>();
26    private ArrayList<StatusBarIcon> mIcons = new ArrayList<>();
27
28    public void defineSlots(String[] slots) {
29        mSlots.clear();
30        final int N = slots.length;
31        for (int i=0; i < N; i++) {
32            mSlots.add(slots[i]);
33            if (mIcons.size() < mSlots.size()) {
34                mIcons.add(null);
35            }
36        }
37    }
38
39    public int getSlotIndex(String slot) {
40        final int N = mSlots.size();
41        for (int i=0; i<N; i++) {
42            if (slot.equals(mSlots.get(i))) {
43                return i;
44            }
45        }
46        // Auto insert new items at the beginning.
47        mSlots.add(0, slot);
48        mIcons.add(0, null);
49        return 0;
50    }
51
52    public int size() {
53        return mSlots.size();
54    }
55
56    public void setIcon(int index, StatusBarIcon icon) {
57        mIcons.set(index, icon);
58    }
59
60    public void removeIcon(int index) {
61        mIcons.set(index, null);
62    }
63
64    public String getSlot(int index) {
65        return mSlots.get(index);
66    }
67
68    public StatusBarIcon getIcon(int index) {
69        return mIcons.get(index);
70    }
71
72    public int getViewIndex(int index) {
73        int count = 0;
74        for (int i = 0; i < index; i++) {
75            if (mIcons.get(i) != null) {
76                count++;
77            }
78        }
79        return count;
80    }
81
82    public void dump(PrintWriter pw) {
83        final int N = mSlots.size();
84        pw.println("Icon list:");
85        for (int i=0; i<N; i++) {
86            pw.printf("  %2d: (%s) %s\n", i, mSlots.get(i), mIcons.get(i));
87        }
88    }
89}
90