1 // Copyright (c) 2012 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.
5 #import "ui/base/dragdrop/cocoa_dnd_util.h"
7 #include "base/logging.h"
8 #include "base/strings/sys_string_conversions.h"
9 #import "third_party/mozilla/NSPasteboard+Utils.h"
14 NSString* const kChromeDragDummyPboardType = @"org.chromium.drag-dummy-type";
16 NSString* const kChromeDragImageHTMLPboardType = @"org.chromium.image-html";
18 BOOL PopulateURLAndTitleFromPasteboard(GURL* url,
19 base::string16* title,
21 BOOL convert_filenames) {
24 // Bail out early if there's no URL data.
25 if (![pboard containsURLData])
28 // -getURLs:andTitles:convertingFilenames: will already validate URIs so we
29 // don't need to again. The arrays returned are both of NSStrings.
30 NSArray* url_array = nil;
31 NSArray* title_array = nil;
32 [pboard getURLs:&url_array andTitles:&title_array
33 convertingFilenames:convert_filenames];
34 DCHECK_EQ([url_array count], [title_array count]);
35 // It's possible that no URLs were actually provided!
36 if (![url_array count])
38 NSString* url_string = [url_array objectAtIndex:0];
39 if ([url_string length]) {
40 // Check again just to make sure to not assign NULL into a std::string,
41 // which throws an exception.
42 const char* utf8_url = [url_string UTF8String];
44 *url = GURL(utf8_url);
45 // Extra paranoia check.
46 if (title && [title_array count])
47 *title = base::SysNSStringToUTF16([title_array objectAtIndex:0]);