این وبسایت یک نسخه آزمایشی از سایت developer android می‌باشد که در حال ترجمه می‌باشد.
برای پیوستن به تیم ترجمه و خواندن مستندات اینجا کلیک کنید.
ElevationBasic / src / com.example.android.elevationbasic /

ElevationBasicFragment.java

1
/*
2
 * Copyright (C) 2014 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.example.android.elevationbasic;
18
 
19
import android.support.v4.app.Fragment;
20
import android.os.Bundle;
21
import android.view.LayoutInflater;
22
import android.view.MenuItem;
23
import android.view.MotionEvent;
24
import android.view.View;
25
import android.view.ViewGroup;
26
 
27
import com.example.android.common.logger.Log;
28
 
29
public class ElevationBasicFragment extends Fragment {
30
 
31
    private final static String TAG = "ElevationBasicFragment";
32
 
33
    @Override
34
    public void onCreate(Bundle savedInstanceState) {
35
        super.onCreate(savedInstanceState);
36
        setHasOptionsMenu(true);
37
    }
38
 
39
    @Override
40
    public View onCreateView(
41
            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
42
        /**
43
         * Inflates an XML containing two shapes: the first has a fixed elevation
44
         * and the second ones raises when tapped.
45
         */
46
        View rootView = inflater.inflate(R.layout.elevation_basic, container, false);
47
 
48
        View shape2 = rootView.findViewById(R.id.floating_shape_2);
49
 
50
        /**
51
         * Sets a {@Link View.OnTouchListener} that responds to a touch event on shape2.
52
         */
53
        shape2.setOnTouchListener(new View.OnTouchListener() {
54
            @Override
55
            public boolean onTouch(View view, MotionEvent motionEvent) {
56
                int action = motionEvent.getActionMasked();
57
                /* Raise view on ACTION_DOWN and lower it on ACTION_UP. */
58
                switch (action) {
59
                    case MotionEvent.ACTION_DOWN:
60
                        Log.d(TAG, "ACTION_DOWN on view.");
61
                        view.setTranslationZ(120);
62
                        break;
63
                    case MotionEvent.ACTION_UP:
64
                        Log.d(TAG, "ACTION_UP on view.");
65
                        view.setTranslationZ(0);
66
                        break;
67
                    default:
68
                        re