blob: 13b277854f3e12584c259cd34e609f0693f00e8b [file] [log] [blame]
// Copyright (c) 2012 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.
#include "ui/base/resource/resource_bundle.h"
#import <AppKit/AppKit.h>
#include "base/basictypes.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/mac/bundle_locations.h"
#include "base/mac/mac_util.h"
#include "base/mac/scoped_nsobject.h"
#include "base/memory/ref_counted_memory.h"
#include "base/strings/sys_string_conversions.h"
#include "base/synchronization/lock.h"
#include "ui/base/resource/resource_handle.h"
#include "ui/gfx/image/image.h"
namespace ui {
namespace {
base::FilePath GetResourcesPakFilePath(NSString* name, NSString* mac_locale) {
NSString *resource_path;
// Some of the helper processes need to be able to fetch resources
// ( SubprocessNeedsResourceBundle()). Fetch the same locale
// as the already-running browser instead of using what NSBundle might pick
// based on values at helper launch time.
if ([mac_locale length]) {
resource_path = [base::mac::FrameworkBundle() pathForResource:name
} else {
resource_path = [base::mac::FrameworkBundle() pathForResource:name
if (!resource_path) {
// Return just the name of the pack file.
return base::FilePath(base::SysNSStringToUTF8(name) + ".pak");
return base::FilePath([resource_path fileSystemRepresentation]);
} // namespace
void ResourceBundle::LoadCommonResources() {
nil), SCALE_FACTOR_100P);
// On Mac we load 1x and 2x resources and we let the UI framework decide
// which one to use.
if (IsScaleFactorSupported(SCALE_FACTOR_200P)) {
AddDataPackFromPath(GetResourcesPakFilePath(@"chrome_200_percent", nil),
base::FilePath ResourceBundle::GetLocaleFilePath(const std::string& app_locale,
bool test_file_exists) {
NSString* mac_locale = base::SysUTF8ToNSString(app_locale);
// Mac OS X uses "_" instead of "-", so swap to get a Mac-style value.
mac_locale = [mac_locale stringByReplacingOccurrencesOfString:@"-"
// On disk, the "en_US" resources are just "en" (
if ([mac_locale isEqual:@"en_US"])
mac_locale = @"en";
base::FilePath locale_file_path =
GetResourcesPakFilePath(@"locale", mac_locale);
if (delegate_) {
locale_file_path =
delegate_->GetPathForLocalePack(locale_file_path, app_locale);
// Don't try to load empty values or values that are not absolute paths.
if (locale_file_path.empty() || !locale_file_path.IsAbsolute())
return base::FilePath();
if (test_file_exists && !base::PathExists(locale_file_path))
return base::FilePath();
return locale_file_path;
gfx::Image& ResourceBundle::GetNativeImageNamed(int resource_id, ImageRTL rtl) {
// Flipped images are not used on Mac.
// Check to see if the image is already in the cache.
base::AutoLock lock(*images_and_fonts_lock_);
if (images_.count(resource_id)) {
if (!images_[resource_id].HasRepresentation(gfx::Image::kImageRepCocoa)) {
DLOG(WARNING) << "ResourceBundle::GetNativeImageNamed() is returning a"
<< " cached gfx::Image that isn't backed by an NSImage. The image"
<< " will be converted, rather than going through the NSImage loader."
<< " resource_id = " << resource_id;
return images_[resource_id];
gfx::Image image;
if (delegate_)
image = delegate_->GetNativeImageNamed(resource_id, rtl);
if (image.IsEmpty()) {
base::scoped_nsobject<NSImage> ns_image;
for (size_t i = 0; i < data_packs_.size(); ++i) {
scoped_refptr<base::RefCountedStaticMemory> data(
if (!data.get())
base::scoped_nsobject<NSData> ns_data(
[[NSData alloc] initWithBytes:data->front() length:data->size()]);
if (!ns_image.get()) {
ns_image.reset([[NSImage alloc] initWithData:ns_data]);
} else {
NSImageRep* image_rep = [NSBitmapImageRep imageRepWithData:ns_data];
if (image_rep)
[ns_image addRepresentation:image_rep];
if (!ns_image.get()) {
LOG(WARNING) << "Unable to load image with id " << resource_id;
NOTREACHED(); // Want to assert in debug mode.
return GetEmptyImage();
image = gfx::Image(ns_image.release());
base::AutoLock lock(*images_and_fonts_lock_);
// Another thread raced the load and has already cached the image.
if (images_.count(resource_id))
return images_[resource_id];
images_[resource_id] = image;
return images_[resource_id];
} // namespace ui