1/*
2 * Copyright (C) 2008 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.server;
18
19import android.text.IClipboard;
20import android.content.Context;
21
22/**
23 * Implementation of the clipboard for copy and paste.
24 */
25public class ClipboardService extends IClipboard.Stub {
26    private CharSequence mClipboard = "";
27
28    /**
29     * Instantiates the clipboard.
30     */
31    public ClipboardService(Context context) { }
32
33    // javadoc from interface
34    public void setClipboardText(CharSequence text) {
35        synchronized (this) {
36            if (text == null) {
37                text = "";
38            }
39
40            mClipboard = text;
41        }
42    }
43
44    // javadoc from interface
45    public CharSequence getClipboardText() {
46        synchronized (this) {
47            return mClipboard;
48        }
49    }
50
51    // javadoc from interface
52    public boolean hasClipboardText() {
53        synchronized (this) {
54            return mClipboard.length() > 0;
55        }
56    }
57}
58