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.android.printspooler.ui;
18 
19 import android.app.Activity;
20 import android.app.Fragment;
21 import android.os.Bundle;
22 import android.text.TextUtils;
23 import android.view.LayoutInflater;
24 import android.view.View;
25 import android.view.ViewGroup;
26 import android.view.View.OnClickListener;
27 import android.widget.Button;
28 import android.widget.TextView;
29 
30 import com.android.printspooler.R;
31 
32 /**
33  * Fragment for showing an error UI.
34  */
35 public final class PrintErrorFragment extends Fragment {
36     public static final int ACTION_NONE = 0;
37     public static final int ACTION_RETRY = 1;
38 
39     private static final String EXTRA_MESSAGE = "EXTRA_MESSAGE";
40     private static final String EXTRA_ACTION = "EXTRA_ACTION";
41 
42     public interface OnActionListener {
onActionPerformed()43         public void onActionPerformed();
44     }
45 
newInstance(CharSequence message, int action)46     public static PrintErrorFragment newInstance(CharSequence message, int action) {
47         Bundle arguments = new Bundle();
48         arguments.putCharSequence(EXTRA_MESSAGE, message);
49         arguments.putInt(EXTRA_ACTION, action);
50         PrintErrorFragment fragment = new PrintErrorFragment();
51         fragment.setArguments(arguments);
52         return fragment;
53     }
54 
55     @Override
onCreateView(LayoutInflater inflater, ViewGroup root, Bundle savedInstanceState)56     public View onCreateView(LayoutInflater inflater, ViewGroup root,
57             Bundle savedInstanceState) {
58         return inflater.inflate(R.layout.print_error_fragment, root, false);
59     }
60 
61     @Override
onViewCreated(View view, Bundle savedInstanceState)62     public void onViewCreated(View view, Bundle savedInstanceState) {
63         super.onViewCreated(view, savedInstanceState);
64 
65         CharSequence message = getArguments().getCharSequence(EXTRA_MESSAGE);
66 
67         if (!TextUtils.isEmpty(message)) {
68             TextView messageView = (TextView) view.findViewById(R.id.message);
69             messageView.setText(message);
70         }
71 
72         Button actionButton = (Button) view.findViewById(R.id.action_button);
73 
74         final int action = getArguments().getInt(EXTRA_ACTION);
75         switch (action) {
76             case ACTION_RETRY: {
77                 actionButton.setVisibility(View.VISIBLE);
78                 actionButton.setText(R.string.print_error_retry);
79             } break;
80 
81             case ACTION_NONE: {
82                 actionButton.setVisibility(View.GONE);
83             } break;
84         }
85 
86         actionButton.setOnClickListener(new OnClickListener() {
87             @Override
88             public void onClick(View view) {
89                 Activity activity = getActivity();
90                 if (activity instanceof OnActionListener) {
91                     ((OnActionListener) getActivity()).onActionPerformed();
92                 }
93             }
94         });
95     }
96 }
97