| // Copyright 2013 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 "base/bind.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/nix/mime_util_xdg.h" |
| #include "ui/views/linux_ui/linux_ui.h" |
| |
| // static |
| IconLoader::IconGroup IconLoader::GroupForFilepath( |
| const base::FilePath& file_path) { |
| return base::nix::GetFileMimeType(file_path); |
| } |
| |
| // static |
| content::BrowserThread::ID IconLoader::ReadIconThreadID() { |
| // ReadIcon() calls into views::LinuxUI and GTK2 code, so it must be on the UI |
| // thread. |
| return content::BrowserThread::UI; |
| } |
| |
| void IconLoader::ReadIcon() { |
| int size_pixels = 0; |
| switch (icon_size_) { |
| case IconLoader::SMALL: |
| size_pixels = 16; |
| break; |
| case IconLoader::NORMAL: |
| size_pixels = 32; |
| break; |
| case IconLoader::LARGE: |
| size_pixels = 48; |
| break; |
| default: |
| NOTREACHED(); |
| } |
| |
| std::unique_ptr<gfx::Image> image; |
| views::LinuxUI* ui = views::LinuxUI::instance(); |
| if (ui) { |
| image = base::MakeUnique<gfx::Image>( |
| ui->GetIconForContentType(group_, size_pixels)); |
| if (image->IsEmpty()) |
| image = nullptr; |
| } |
| |
| target_task_runner_->PostTask( |
| FROM_HERE, base::Bind(callback_, base::Passed(&image), group_)); |
| delete this; |
| } |