1 /*
2  * Copyright (C) 2011 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 package com.example.android.supportv13.app;
17 
18 import android.app.Fragment;
19 import android.os.Bundle;
20 import android.view.LayoutInflater;
21 import android.view.View;
22 import android.view.ViewGroup;
23 import android.widget.TextView;
24 
25 import com.example.android.supportv13.R;
26 
27 public class CountingFragment extends Fragment {
28     int mNum;
29 
30     /**
31      * Create a new instance of CountingFragment, providing "num"
32      * as an argument.
33      */
newInstance(int num)34     static CountingFragment newInstance(int num) {
35         CountingFragment f = new CountingFragment();
36 
37         // Supply num input as an argument.
38         Bundle args = new Bundle();
39         args.putInt("num", num);
40         f.setArguments(args);
41 
42         return f;
43     }
44 
45     /**
46      * When creating, retrieve this instance's number from its arguments.
47      */
48     @Override
onCreate(Bundle savedInstanceState)49     public void onCreate(Bundle savedInstanceState) {
50         super.onCreate(savedInstanceState);
51         mNum = getArguments() != null ? getArguments().getInt("num") : 1;
52     }
53 
54     /**
55      * The Fragment's UI is just a simple text view showing its
56      * instance number.
57      */
58     @Override
onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)59     public View onCreateView(LayoutInflater inflater, ViewGroup container,
60             Bundle savedInstanceState) {
61         View v = inflater.inflate(R.layout.counting, container, false);
62         View tv = v.findViewById(R.id.text);
63         ((TextView)tv).setText("Fragment #" + mNum);
64         return v;
65     }
66 }
67