MimeIconUtils.java revision c29d2b04927b9d28089d79cbaa63a6a91db1bb5a 
1/*
2 * Copyright (C) 2016 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
17package com.android.internal.util;
18
19import android.content.Context;
20import android.graphics.drawable.Drawable;
21import android.provider.DocumentsContract;
22
23import com.android.internal.R;
24
25import java.util.HashMap;
26
27public class MimeIconUtils {
28
29    private static HashMap<String, Integer> sMimeIcons = new HashMap<>();
30
31    private static void add(String mimeType, int resId) {
32        if (sMimeIcons.put(mimeType, resId) != null) {
33            throw new RuntimeException(mimeType + " already registered!");
34        }
35    }
36
37    static {
38        int icon;
39
40        // Package
41        icon = R.drawable.ic_doc_apk;
42        add("application/vnd.android.package-archive", icon);
43
44        // Audio
45        icon = R.drawable.ic_doc_audio;
46        add("application/ogg", icon);
47        add("application/x-flac", icon);
48
49        // Certificate
50        icon = R.drawable.ic_doc_certificate;
51        add("application/pgp-keys", icon);
52        add("application/pgp-signature", icon);
53        add("application/x-pkcs12", icon);
54        add("application/x-pkcs7-certreqresp", icon);
55        add("application/x-pkcs7-crl", icon);
56        add("application/x-x509-ca-cert", icon);
57        add("application/x-x509-user-cert", icon);
58        add("application/x-pkcs7-certificates", icon);
59        add("application/x-pkcs7-mime", icon);
60        add("application/x-pkcs7-signature", icon);
61
62        // Source code
63        icon = R.drawable.ic_doc_codes;
64        add("application/rdf+xml", icon);
65        add("application/rss+xml", icon);
66        add("application/x-object", icon);
67        add("application/xhtml+xml", icon);
68        add("text/css", icon);
69        add("text/html", icon);
70        add("text/xml", icon);
71        add("text/x-c++hdr", icon);
72        add("text/x-c++src", icon);
73        add("text/x-chdr", icon);
74        add("text/x-csrc", icon);
75        add("text/x-dsrc", icon);
76        add("text/x-csh", icon);
77        add("text/x-haskell", icon);
78        add("text/x-java", icon);
79        add("text/x-literate-haskell", icon);
80        add("text/x-pascal", icon);
81        add("text/x-tcl", icon);
82        add("text/x-tex", icon);
83        add("application/x-latex", icon);
84        add("application/x-texinfo", icon);
85        add("application/atom+xml", icon);
86        add("application/ecmascript", icon);
87        add("application/json", icon);
88        add("application/javascript", icon);
89        add("application/xml", icon);
90        add("text/javascript", icon);
91        add("application/x-javascript", icon);
92
93        // Compressed
94        icon = R.drawable.ic_doc_compressed;
95        add("application/mac-binhex40", icon);
96        add("application/rar", icon);
97        add("application/zip", icon);
98        add("application/x-apple-diskimage", icon);
99        add("application/x-debian-package", icon);
100        add("application/x-gtar", icon);
101        add("application/x-iso9660-image", icon);
102        add("application/x-lha", icon);
103        add("application/x-lzh", icon);
104        add("application/x-lzx", icon);
105        add("application/x-stuffit", icon);
106        add("application/x-tar", icon);
107        add("application/x-webarchive", icon);
108        add("application/x-webarchive-xml", icon);
109        add("application/gzip", icon);
110        add("application/x-7z-compressed", icon);
111        add("application/x-deb", icon);
112        add("application/x-rar-compressed", icon);
113
114        // Contact
115        icon = R.drawable.ic_doc_contact;
116        add("text/x-vcard", icon);
117        add("text/vcard", icon);
118
119        // Event
120        icon = R.drawable.ic_doc_event;
121        add("text/calendar", icon);
122        add("text/x-vcalendar", icon);
123
124        // Font
125        icon = R.drawable.ic_doc_font;
126        add("application/x-font", icon);
127        add("application/font-woff", icon);
128        add("application/x-font-woff", icon);
129        add("application/x-font-ttf", icon);
130
131        // Image
132        icon = R.drawable.ic_doc_image;
133        add("application/vnd.oasis.opendocument.graphics", icon);
134        add("application/vnd.oasis.opendocument.graphics-template", icon);
135        add("application/vnd.oasis.opendocument.image", icon);
136        add("application/vnd.stardivision.draw", icon);
137        add("application/vnd.sun.xml.draw", icon);
138        add("application/vnd.sun.xml.draw.template", icon);
139
140        // PDF
141        icon = R.drawable.ic_doc_pdf;
142        add("application/pdf", icon);
143
144        // Presentation
145        icon = R.drawable.ic_doc_presentation;
146        add("application/vnd.stardivision.impress", icon);
147        add("application/vnd.sun.xml.impress", icon);
148        add("application/vnd.sun.xml.impress.template", icon);
149        add("application/x-kpresenter", icon);
150        add("application/vnd.oasis.opendocument.presentation", icon);
151
152        // Spreadsheet
153        icon = R.drawable.ic_doc_spreadsheet;
154        add("application/vnd.oasis.opendocument.spreadsheet", icon);
155        add("application/vnd.oasis.opendocument.spreadsheet-template", icon);
156        add("application/vnd.stardivision.calc", icon);
157        add("application/vnd.sun.xml.calc", icon);
158        add("application/vnd.sun.xml.calc.template", icon);
159        add("application/x-kspread", icon);
160
161        // Document
162        icon = R.drawable.ic_doc_document;
163        add("application/vnd.oasis.opendocument.text", icon);
164        add("application/vnd.oasis.opendocument.text-master", icon);
165        add("application/vnd.oasis.opendocument.text-template", icon);
166        add("application/vnd.oasis.opendocument.text-web", icon);
167        add("application/vnd.stardivision.writer", icon);
168        add("application/vnd.stardivision.writer-global", icon);
169        add("application/vnd.sun.xml.writer", icon);
170        add("application/vnd.sun.xml.writer.global", icon);
171        add("application/vnd.sun.xml.writer.template", icon);
172        add("application/x-abiword", icon);
173        add("application/x-kword", icon);
174
175        // Video
176        icon = R.drawable.ic_doc_video;
177        add("application/x-quicktimeplayer", icon);
178        add("application/x-shockwave-flash", icon);
179
180        // Word
181        icon = R.drawable.ic_doc_word;
182        add("application/msword", icon);
183        add("application/vnd.openxmlformats-officedocument.wordprocessingml.document", icon);
184        add("application/vnd.openxmlformats-officedocument.wordprocessingml.template", icon);
185
186        // Excel
187        icon = R.drawable.ic_doc_excel;
188        add("application/vnd.ms-excel", icon);
189        add("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", icon);
190        add("application/vnd.openxmlformats-officedocument.spreadsheetml.template", icon);
191
192        // Powerpoint
193        icon = R.drawable.ic_doc_powerpoint;
194        add("application/vnd.ms-powerpoint", icon);
195        add("application/vnd.openxmlformats-officedocument.presentationml.presentation", icon);
196        add("application/vnd.openxmlformats-officedocument.presentationml.template", icon);
197        add("application/vnd.openxmlformats-officedocument.presentationml.slideshow", icon);
198    }
199
200    public static Drawable loadMimeIcon(Context context, String mimeType) {
201        if (DocumentsContract.Document.MIME_TYPE_DIR.equals(mimeType)) {
202            return context.getDrawable(R.drawable.ic_doc_folder);
203        }
204
205        // Look for exact match first
206        Integer resId = sMimeIcons.get(mimeType);
207        if (resId != null) {
208            return context.getDrawable(resId);
209        }
210
211        if (mimeType == null) {
212            // TODO: generic icon?
213            return null;
214        }
215
216        // Otherwise look for partial match
217        final String typeOnly = mimeType.split("/")[0];
218        if ("audio".equals(typeOnly)) {
219            return context.getDrawable(R.drawable.ic_doc_audio);
220        } else if ("image".equals(typeOnly)) {
221            return context.getDrawable(R.drawable.ic_doc_image);
222        } else if ("text".equals(typeOnly)) {
223            return context.getDrawable(R.drawable.ic_doc_text);
224        } else if ("video".equals(typeOnly)) {
225            return context.getDrawable(R.drawable.ic_doc_video);
226        } else {
227            return context.getDrawable(R.drawable.ic_doc_generic);
228        }
229    }
230}
231