1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef BASE_MIME_UTIL_H_ 6 #define BASE_MIME_UTIL_H_ 7 #pragma once 8 9 #include <string> 10 11 class FilePath; 12 13 namespace mime_util { 14 15 // Gets the mime type for a file based on its filename. The file path does not 16 // have to exist. Please note because it doesn't touch the disk, this does not 17 // work for directories. 18 // If the mime type is unknown, this will return application/octet-stream. 19 std::string GetFileMimeType(const FilePath& filepath); 20 21 // Get the mime type for a byte vector. 22 std::string GetDataMimeType(const std::string& data); 23 24 #if defined(TOOLKIT_GTK) 25 // This detects the current GTK theme by calling gtk_settings_get_default(). 26 // It should only be executed on the UI thread and must be called before 27 // GetMimeIcon(). 28 void DetectGtkTheme(); 29 #endif 30 31 // Gets the file name for an icon given the mime type and icon pixel size. 32 // Where an icon is a square image of |size| x |size|. 33 // This will try to find the closest matching icon. If that's not available, 34 // then a generic icon, and finally an empty FilePath if all else fails. 35 FilePath GetMimeIcon(const std::string& mime_type, size_t size); 36 37 } // namespace mime_util 38 39 #endif // BASE_MIME_UTIL_H_ 40