ProcessStatsPreference.java revision 7253df35a09d8d61ececedbb66179171802e42a7 
1/*
2 * Copyright (C) 2013 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.settings.applications;
18
19import android.content.Context;
20import android.graphics.drawable.ColorDrawable;
21import android.graphics.drawable.Drawable;
22import android.preference.Preference;
23import android.text.format.Formatter;
24import android.util.AttributeSet;
25import android.view.View;
26import android.widget.ProgressBar;
27import android.widget.TextView;
28import com.android.settings.R;
29import com.android.settings.Utils;
30
31public class ProcessStatsPreference extends Preference {
32    private ProcStatsEntry mEntry;
33    private int mProgress;
34    private CharSequence mProgressText;
35
36    public ProcessStatsPreference(Context context) {
37        this(context, null);
38    }
39
40    public ProcessStatsPreference(Context context, AttributeSet attrs) {
41        this(context, attrs, 0);
42    }
43
44    public ProcessStatsPreference(Context context, AttributeSet attrs, int defStyleAttr) {
45        this(context, attrs, defStyleAttr, 0);
46    }
47
48    public ProcessStatsPreference(Context context, AttributeSet attrs, int defStyleAttr,
49            int defStyleRes) {
50        super(context, attrs, defStyleAttr, defStyleRes);
51        setLayoutResource(R.layout.preference_app_percentage);
52    }
53
54    public void init(Drawable icon, ProcStatsEntry entry) {
55        mEntry = entry;
56        setIcon(icon != null ? icon : new ColorDrawable(0));
57    }
58
59    public ProcStatsEntry getEntry() {
60        return mEntry;
61    }
62
63    public void setPercent(double percentOfWeight, double percentOfTime) {
64        mProgress = (int) Math.ceil(percentOfWeight);
65        mProgressText = Utils.formatPercentage((int) percentOfTime);
66        notifyChanged();
67    }
68
69    @Override
70    protected void onBindView(View view) {
71        super.onBindView(view);
72
73        final ProgressBar progress = (ProgressBar) view.findViewById(android.R.id.progress);
74        progress.setProgress(mProgress);
75
76        final TextView text1 = (TextView) view.findViewById(android.R.id.text1);
77        text1.setText(mProgressText);
78    }
79}
80