| // 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 "content/browser/download/download_request_handle.h" |
| |
| #include "base/bind.h" |
| #include "base/strings/stringprintf.h" |
| #include "content/browser/renderer_host/render_view_host_impl.h" |
| #include "content/browser/web_contents/web_contents_impl.h" |
| #include "content/public/browser/browser_context.h" |
| #include "content/public/browser/browser_thread.h" |
| |
| namespace content { |
| |
| DownloadRequestHandle::~DownloadRequestHandle() { |
| } |
| |
| DownloadRequestHandle::DownloadRequestHandle() |
| : child_id_(-1), |
| render_view_id_(-1), |
| request_id_(-1) { |
| } |
| |
| DownloadRequestHandle::DownloadRequestHandle( |
| const base::WeakPtr<DownloadResourceHandler>& handler, |
| int child_id, |
| int render_view_id, |
| int request_id) |
| : handler_(handler), |
| child_id_(child_id), |
| render_view_id_(render_view_id), |
| request_id_(request_id) { |
| DCHECK(handler_.get()); |
| } |
| |
| WebContents* DownloadRequestHandle::GetWebContents() const { |
| RenderViewHostImpl* render_view_host = |
| RenderViewHostImpl::FromID(child_id_, render_view_id_); |
| if (!render_view_host) |
| return NULL; |
| |
| return render_view_host->GetDelegate()->GetAsWebContents(); |
| } |
| |
| DownloadManager* DownloadRequestHandle::GetDownloadManager() const { |
| RenderViewHostImpl* rvh = RenderViewHostImpl::FromID( |
| child_id_, render_view_id_); |
| if (rvh == NULL) |
| return NULL; |
| RenderProcessHost* rph = rvh->GetProcess(); |
| if (rph == NULL) |
| return NULL; |
| BrowserContext* context = rph->GetBrowserContext(); |
| if (context == NULL) |
| return NULL; |
| return BrowserContext::GetDownloadManager(context); |
| } |
| |
| void DownloadRequestHandle::PauseRequest() const { |
| BrowserThread::PostTask( |
| BrowserThread::IO, FROM_HERE, |
| base::Bind(&DownloadResourceHandler::PauseRequest, handler_)); |
| } |
| |
| void DownloadRequestHandle::ResumeRequest() const { |
| BrowserThread::PostTask( |
| BrowserThread::IO, FROM_HERE, |
| base::Bind(&DownloadResourceHandler::ResumeRequest, handler_)); |
| } |
| |
| void DownloadRequestHandle::CancelRequest() const { |
| BrowserThread::PostTask( |
| BrowserThread::IO, FROM_HERE, |
| base::Bind(&DownloadResourceHandler::CancelRequest, handler_)); |
| } |
| |
| std::string DownloadRequestHandle::DebugString() const { |
| return base::StringPrintf("{" |
| " child_id = %d" |
| " render_view_id = %d" |
| " request_id = %d" |
| "}", |
| child_id_, |
| render_view_id_, |
| request_id_); |
| } |
| |
| } // namespace content |