aboutsummaryrefslogtreecommitdiffstats
path: root/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/HelpMarkdownFragment.java
blob: 69ddf2e990647e7456c311d9fda9e3a9a6adf323 (plain)
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
/*
 * Copyright (C) 2012-2014 Dominik Schürmann <dominik@dominikschuermann.de>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.sufficientlysecure.keychain.ui;

import android.app.Activity;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ScrollView;

import org.markdown4j.Markdown4jProcessor;
import org.sufficientlysecure.htmltextview.HtmlTextView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.util.Log;

import java.io.IOException;

public class HelpMarkdownFragment extends Fragment {
    private Activity mActivity;

    private int mHtmlFile;

    public static final String ARG_MARKDOWN_FILE = "htmlFile";

    /**
     * Create a new instance of HelpHtmlFragment, providing "htmlFile" as an argument.
     */
    static HelpMarkdownFragment newInstance(int htmlFile) {
        HelpMarkdownFragment f = new HelpMarkdownFragment();

        // Supply html raw file input as an argument.
        Bundle args = new Bundle();
        args.putInt(ARG_MARKDOWN_FILE, htmlFile);
        f.setArguments(args);

        return f;
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        mActivity = getActivity();

        mHtmlFile = getArguments().getInt(ARG_MARKDOWN_FILE);

        ScrollView scroller = new ScrollView(mActivity);
        HtmlTextView text = new HtmlTextView(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 mardown from raw resource
        try {
            String html = new Markdown4jProcessor().process(getActivity().getResources().openRawResource(mHtmlFile));
            text.setHtmlFromString(html, true);
        } catch (IOException e) {
            Log.e(Constants.TAG, "IOException", e);
        }

        // no flickering when clicking textview for Android < 4
        text.setTextColor(getResources().getColor(android.R.color.black));

        return scroller;
    }
}