1// Copyright (c) 2011 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#include "chrome/browser/ui/webui/options/font_settings_utils.h"
6
7#import <Cocoa/Cocoa.h>
8
9#include "base/mac/scoped_nsautorelease_pool.h"
10#include "base/sys_string_conversions.h"
11#include "base/values.h"
12#include "chrome/browser/prefs/pref_service.h"
13#include "chrome/common/pref_names.h"
14
15static void ValidateFontFamily(PrefService* prefs,
16                               const char* family_pref_name) {
17  // The native font settings dialog saved fonts by the font name, rather
18  // than the family name.  This worked for the old dialog since
19  // -[NSFont fontWithName:size] accepted a font or family name, but the
20  // behavior was technically wrong.  Since we really need the family name for
21  // the dom-ui options window, we will fix the saved preference if necessary.
22  NSString *family_name =
23      base::SysUTF8ToNSString(prefs->GetString(family_pref_name));
24  NSFont *font = [NSFont fontWithName:family_name
25                                 size:[NSFont systemFontSize]];
26  if (font &&
27      [[font familyName] caseInsensitiveCompare:family_name] != NSOrderedSame) {
28    std::string new_family_name = base::SysNSStringToUTF8([font familyName]);
29    prefs->SetString(family_pref_name, new_family_name);
30  }
31}
32
33ListValue* FontSettingsUtilities::GetFontsList() {
34  base::mac::ScopedNSAutoreleasePool autorelease_pool;
35  ListValue* font_list = new ListValue;
36  NSFontManager* fontManager = [[[NSFontManager alloc] init] autorelease];
37  NSArray* fonts = [fontManager availableFontFamilies];
38  for (NSString* family_name in fonts) {
39    NSString* localized_family_name =
40        [fontManager localizedNameForFamily:family_name face:nil];
41    ListValue* font_item = new ListValue();
42    string16 family = base::SysNSStringToUTF16(family_name);
43    font_item->Append(Value::CreateStringValue(family));
44    string16 loc_family = base::SysNSStringToUTF16(localized_family_name);
45    font_item->Append(Value::CreateStringValue(loc_family));
46    font_list->Append(font_item);
47  }
48  return font_list;
49}
50
51void FontSettingsUtilities::ValidateSavedFonts(PrefService* prefs) {
52  ValidateFontFamily(prefs, prefs::kWebKitSerifFontFamily);
53  ValidateFontFamily(prefs, prefs::kWebKitSansSerifFontFamily);
54  ValidateFontFamily(prefs, prefs::kWebKitFixedFontFamily);
55}
56