blob: 3b8df667ef9caaaae3192ee9198365f6f068b427 [file] [log] [blame]
// Copyright (c) 2010 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/ui/cocoa/l10n_util.h"
#include "base/i18n/rtl.h"
#include "base/mac/availability.h"
#include "base/mac/mac_util.h"
#include "base/strings/string_util.h"
#include "base/strings/sys_string_conversions.h"
#import "third_party/google_toolbox_for_mac/src/AppKit/GTMUILocalizerAndLayoutTweaker.h"
namespace cocoa_l10n_util {
NSInteger CompareFrameY(id view1, id view2, void* context) {
CGFloat y1 = NSMinY([view1 frame]);
CGFloat y2 = NSMinY([view2 frame]);
if (y1 < y2)
return NSOrderedAscending;
else if (y1 > y2)
return NSOrderedDescending;
return NSOrderedSame;
NSSize WrapOrSizeToFit(NSView* view) {
if ([view isKindOfClass:[NSTextField class]]) {
NSTextField* textField = static_cast<NSTextField*>(view);
if ([textField isEditable])
return NSZeroSize;
CGFloat heightChange =
[GTMUILocalizerAndLayoutTweaker sizeToFitFixedWidthTextField:textField];
return NSMakeSize(0.0, heightChange);
if ([view isKindOfClass:[NSMatrix class]]) {
NSMatrix* radioGroup = static_cast<NSMatrix*>(view);
[GTMUILocalizerAndLayoutTweaker wrapRadioGroupForWidth:radioGroup];
return [GTMUILocalizerAndLayoutTweaker sizeToFitView:view];
if ([view isKindOfClass:[NSButton class]]) {
NSButton* button = static_cast<NSButton*>(view);
NSButtonCell* buttonCell = [button cell];
// Decide it's a checkbox via showsStateBy and highlightsBy.
if (([buttonCell showsStateBy] == NSCellState) &&
([buttonCell highlightsBy] == NSCellState)) {
[GTMUILocalizerAndLayoutTweaker wrapButtonTitleForWidth:button];
return [GTMUILocalizerAndLayoutTweaker sizeToFitView:view];
return [GTMUILocalizerAndLayoutTweaker sizeToFitView:view];
CGFloat VerticallyReflowGroup(NSArray* views) {
views = [views sortedArrayUsingFunction:CompareFrameY
CGFloat localVerticalShift = 0;
for (NSInteger index = [views count] - 1; index >= 0; --index) {
NSView* view = [views objectAtIndex:index];
NSSize delta = WrapOrSizeToFit(view);
localVerticalShift += delta.height;
if (localVerticalShift) {
NSPoint origin = [view frame].origin;
origin.y -= localVerticalShift;
[view setFrameOrigin:origin];
return localVerticalShift;
NSString* TooltipForURLAndTitle(NSString* url, NSString* title) {
if ([title length] == 0)
return url;
else if ([url length] == 0 || [url isEqualToString:title])
return title;
return [NSString stringWithFormat:@"%@\n%@", title, url];
void ApplyForcedRTL() {
NSUserDefaults* defaults = NSUserDefaults.standardUserDefaults;
// -registerDefaults: won't do the trick here because these defaults exist
// (in the global domain) to reflect the system locale. They need to be set
// in Chrome's domain to supersede the system value.
switch (base::i18n::GetForcedTextDirection()) {
case base::i18n::RIGHT_TO_LEFT:
[defaults setBool:YES forKey:@"AppleTextDirection"];
[defaults setBool:YES forKey:@"NSForceRightToLeftWritingDirection"];
case base::i18n::LEFT_TO_RIGHT:
[defaults setBool:YES forKey:@"AppleTextDirection"];
[defaults setBool:NO forKey:@"NSForceRightToLeftWritingDirection"];
[defaults removeObjectForKey:@"AppleTextDirection"];
[defaults removeObjectForKey:@"NSForceRightToLeftWritingDirection"];
} // namespace cocoa_l10n_util