| // 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 "chrome/browser/icon_loader.h" |
| |
| #include <windows.h> |
| #include <shellapi.h> |
| |
| #include "base/bind.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/threading/thread.h" |
| #include "third_party/skia/include/core/SkBitmap.h" |
| #include "ui/display/win/dpi.h" |
| #include "ui/gfx/geometry/size.h" |
| #include "ui/gfx/icon_util.h" |
| #include "ui/gfx/image/image_skia.h" |
| |
| // static |
| IconLoader::IconGroup IconLoader::GroupForFilepath( |
| const base::FilePath& file_path) { |
| if (file_path.MatchesExtension(L".exe") || |
| file_path.MatchesExtension(L".dll") || |
| file_path.MatchesExtension(L".ico")) { |
| return file_path.value(); |
| } |
| |
| return file_path.Extension(); |
| } |
| |
| // static |
| content::BrowserThread::ID IconLoader::ReadIconThreadID() { |
| return content::BrowserThread::FILE; |
| } |
| |
| void IconLoader::ReadIcon() { |
| int size = 0; |
| switch (icon_size_) { |
| case IconLoader::SMALL: |
| size = SHGFI_SMALLICON; |
| break; |
| case IconLoader::NORMAL: |
| size = 0; |
| break; |
| case IconLoader::LARGE: |
| size = SHGFI_LARGEICON; |
| break; |
| default: |
| NOTREACHED(); |
| } |
| |
| std::unique_ptr<gfx::Image> image; |
| |
| SHFILEINFO file_info = { 0 }; |
| if (SHGetFileInfo(group_.c_str(), FILE_ATTRIBUTE_NORMAL, &file_info, |
| sizeof(SHFILEINFO), |
| SHGFI_ICON | size | SHGFI_USEFILEATTRIBUTES)) { |
| std::unique_ptr<SkBitmap> bitmap( |
| IconUtil::CreateSkBitmapFromHICON(file_info.hIcon)); |
| if (bitmap.get()) { |
| gfx::ImageSkia image_skia(gfx::ImageSkiaRep(*bitmap, |
| display::win::GetDPIScale())); |
| image_skia.MakeThreadSafe(); |
| image = base::MakeUnique<gfx::Image>(image_skia); |
| DestroyIcon(file_info.hIcon); |
| } |
| } |
| |
| target_task_runner_->PostTask( |
| FROM_HERE, base::Bind(callback_, base::Passed(&image), group_)); |
| delete this; |
| } |