1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
/*
* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.thialfihar.android.apg.ui;
import org.thialfihar.android.apg.util.Utils;
import android.app.Activity;
import android.os.Bundle;
import android.text.Html;
import android.text.method.LinkMovementMethod;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ScrollView;
import android.widget.TextView;
import com.actionbarsherlock.app.SherlockFragment;
public class HelpFragmentHtml extends SherlockFragment {
private Activity mActivity;
private int htmlFile;
public static final String ARG_HTML_FILE = "htmlFile";
/**
* Create a new instance of HelpFragmentHtml, providing "htmlFile" as an argument.
*/
static HelpFragmentHtml newInstance(int htmlFile) {
HelpFragmentHtml f = new HelpFragmentHtml();
// Supply html raw file input as an argument.
Bundle args = new Bundle();
args.putInt(ARG_HTML_FILE, htmlFile);
f.setArguments(args);
return f;
}
/**
* Workaround for Android Bug. See
* http://stackoverflow.com/questions/8748064/starting-activity-from
* -fragment-causes-nullpointerexception
*/
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
setUserVisibleHint(true);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
htmlFile = getArguments().getInt(ARG_HTML_FILE);
// load html from html file from /res/raw
String helpText = Utils.readContentFromResource(this.getActivity(), htmlFile);
mActivity = getActivity();
ScrollView scroller = new ScrollView(mActivity);
TextView text = new TextView(mActivity);
// padding
int padding = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 16, mActivity
.getResources().getDisplayMetrics());
text.setPadding(padding, padding, padding, 0);
scroller.addView(text);
// load html into textview
text.setText(Html.fromHtml(helpText));
// make links work
text.setMovementMethod(LinkMovementMethod.getInstance());
// no flickering when clicking textview for Android < 4
text.setTextColor(getResources().getColor(android.R.color.black));
return scroller;
}
}
|