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// Copyright 2014 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/task_manager/guest_information.h"
#include "base/strings/string16.h"
#include "chrome/browser/chrome_notification_types.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/task_manager/renderer_resource.h"
#include "chrome/browser/task_manager/resource_provider.h"
#include "chrome/browser/task_manager/task_manager.h"
#include "chrome/browser/task_manager/task_manager_util.h"
#include "chrome/grit/generated_resources.h"
#include "components/favicon/content/content_favicon_driver.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host_iterator.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/web_contents.h"
#include "extensions/browser/guest_view/guest_view_base.h"
#include "extensions/strings/grit/extensions_strings.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_skia.h"
using content::RenderProcessHost;
using content::RenderViewHost;
using content::RenderWidgetHost;
using content::WebContents;
using extensions::Extension;
namespace task_manager {
class GuestResource : public RendererResource {
public:
explicit GuestResource(content::RenderViewHost* render_view_host);
~GuestResource() override;
// Resource methods:
Type GetType() const override;
base::string16 GetTitle() const override;
gfx::ImageSkia GetIcon() const override;
content::WebContents* GetWebContents() const override;
private:
DISALLOW_COPY_AND_ASSIGN(GuestResource);
};
GuestResource::GuestResource(RenderViewHost* render_view_host)
: RendererResource(
render_view_host->GetSiteInstance()->GetProcess()->GetHandle(),
render_view_host) {
}
GuestResource::~GuestResource() {
}
Resource::Type GuestResource::GetType() const {
return GUEST;
}
base::string16 GuestResource::GetTitle() const {
WebContents* web_contents = GetWebContents();
if (!web_contents) {
const int message_id = IDS_EXTENSION_TASK_MANAGER_WEBVIEW_TAG_PREFIX;
return l10n_util::GetStringFUTF16(message_id, base::string16());
}
extensions::GuestViewBase* guest =
extensions::GuestViewBase::FromWebContents(web_contents);
return l10n_util::GetStringFUTF16(
guest->GetTaskPrefix(),
util::GetTitleFromWebContents(web_contents));
}
gfx::ImageSkia GuestResource::GetIcon() const {
WebContents* web_contents = GetWebContents();
if (web_contents) {
favicon::FaviconDriver* favicon_driver =
favicon::ContentFaviconDriver::FromWebContents(web_contents);
if (favicon_driver)
return favicon_driver->GetFavicon().AsImageSkia();
}
return gfx::ImageSkia();
}
WebContents* GuestResource::GetWebContents() const {
return WebContents::FromRenderViewHost(render_view_host());
}
////////////////////////////////////////////////////////////////////////////////
// GuestInformation class
////////////////////////////////////////////////////////////////////////////////
GuestInformation::GuestInformation() {}
GuestInformation::~GuestInformation() {}
bool GuestInformation::CheckOwnership(WebContents* web_contents) {
// Guest WebContentses are created and owned internally by the content layer.
return extensions::GuestViewBase::IsGuest(web_contents);
}
void GuestInformation::GetAll(const NewWebContentsCallback& callback) {
scoped_ptr<content::RenderWidgetHostIterator> widgets(
content::RenderWidgetHost::GetRenderWidgetHosts());
while (content::RenderWidgetHost* widget = widgets->GetNextHost()) {
if (widget->IsRenderView()) {
content::RenderViewHost* rvh = content::RenderViewHost::From(widget);
WebContents* web_contents = WebContents::FromRenderViewHost(rvh);
if (web_contents && extensions::GuestViewBase::IsGuest(web_contents))
callback.Run(web_contents);
}
}
}
scoped_ptr<RendererResource> GuestInformation::MakeResource(
WebContents* web_contents) {
return scoped_ptr<RendererResource>(
new GuestResource(web_contents->GetRenderViewHost()));
}
} // namespace task_manager
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