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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "chrome/browser/cocoa/ui_localizer.h"
#import <Foundation/Foundation.h>
#include "app/l10n_util.h"
#include "base/sys_string_conversions.h"
#include "base/logging.h"
namespace ui_localizer {
NSString* FixUpWindowsStyleLabel(const string16& label) {
const char16 kEllipsisUTF16 = 0x2026;
string16 ret;
size_t label_len = label.length();
ret.reserve(label_len);
for (size_t i = 0; i < label_len; ++i) {
char16 c = label[i];
if (c == '&') {
if (i + 1 < label_len && label[i + 1] == '&') {
ret.push_back(c);
++i;
}
} else if (c == '.' && i + 2 < label_len && label[i + 1] == '.'
&& label[i + 2] == '.') {
ret.push_back(kEllipsisUTF16);
i += 2;
} else {
ret.push_back(c);
}
}
return base::SysUTF16ToNSString(ret);
}
NSString* LocalizedStringForKeyFromMapList(NSString* key,
const ResourceMap* map_list,
size_t map_list_len) {
DCHECK(key != nil);
DCHECK(map_list != NULL);
// Look up the string for the resource id to fetch.
const char* utf8_key = [key UTF8String];
if (utf8_key) {
// If we end up with enough string constants in here, look at using bsearch
// to speed up the searching.
for (size_t i = 0; i < map_list_len; ++i) {
int strcmp_result = strcmp(utf8_key, map_list[i].name);
if (strcmp_result == 0) {
// Do we need to build the string, or just fetch it?
if (map_list[i].label_arg_id != 0) {
const string16 label_arg(
l10n_util::GetStringUTF16(map_list[i].label_arg_id));
return FixUpWindowsStyleLabel(
l10n_util::GetStringFUTF16(map_list[i].label_id, label_arg));
}
return FixUpWindowsStyleLabel(
l10n_util::GetStringUTF16(map_list[i].label_id));
}
// If we've passed where the string would be, give up.
if (strcmp_result < 0)
break;
}
}
// Sanity check, there shouldn't be any strings with this id that aren't
// in our map.
DLOG_IF(WARNING, [key hasPrefix:@"^ID"]) << "Key '" << utf8_key
<< "' wasn't in the resource map?";
// If we didn't find anything, this string doesn't need localizing.
return nil;
}
} // namespace ui_localizer
@interface GTMUILocalizer (PrivateAdditions)
- (void)localizedObjects;
@end
@implementation GTMUILocalizer (PrivateAdditions)
- (void)localizedObjects {
// The ivars are private, so this method lets us trigger the localization
// from -[ChromeUILocalizer awakeFromNib].
[self localizeObject:owner_ recursively:YES];
[self localizeObject:otherObjectToLocalize_ recursively:YES];
[self localizeObject:yetAnotherObjectToLocalize_ recursively:YES];
}
@end
@implementation ChromeUILocalizer
- (void)awakeFromNib {
// The GTM base is bundle based, since don't need the bundle, use this
// override to bypass the bundle lookup and directly do the localization
// calls.
[self localizedObjects];
}
#ifndef NDEBUG
// Catch anyone that uses this directly.
- (NSString *)localizedStringForString:(NSString *)string {
LOG(FATAL) << "Don't use ChromeUILocalizer directly.";
return @"Don't use ChromeUILocalizer directly.";
}
#endif
@end
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