CameraPreference.java revision 1ef634d277d550ed55b5b7089dfd56ed71815bd6 
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
17package com.android.camera;
18
19import android.content.Context;
20import android.content.SharedPreferences;
21import android.content.res.TypedArray;
22import android.util.AttributeSet;
23
24import com.android.camera.R;
25
26/**
27 * The base class of all Preferences used in Camera. The preferences can be
28 * loaded from XML resource by <code>PreferenceInflater</code>.
29 */
30public abstract class CameraPreference {
31
32    private final String mTitle;
33    private SharedPreferences mSharedPreferences;
34    private final Context mContext;
35
36    public CameraPreference(Context context, AttributeSet attrs) {
37        mContext = context;
38        TypedArray a = context.obtainStyledAttributes(
39                attrs, R.styleable.CameraPreference, 0, 0);
40        mTitle = a.getString(R.styleable.CameraPreference_title);
41        a.recycle();
42    }
43
44    public String getTitle() {
45        return mTitle;
46    }
47
48    public SharedPreferences getSharedPreferences() {
49        if (mSharedPreferences == null) {
50            mSharedPreferences = ComboPreferences.get(mContext);
51        }
52        return mSharedPreferences;
53    }
54
55    public abstract void reloadValue();
56}
57