150 lines
5.4 KiB
C++
150 lines
5.4 KiB
C++
// Copyright 2015 The Chromium Embedded Framework Authors.
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// Portions copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/extensions/mime_handler_view_guest_delegate.h"
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#include "libcef/browser/browser_host_impl.h"
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#include "libcef/browser/browser_info.h"
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#include "libcef/browser/content_browser_client.h"
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#include "libcef/browser/osr/web_contents_view_osr.h"
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#include "content/browser/browser_plugin/browser_plugin_guest.h"
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#include "content/browser/web_contents/web_contents_impl.h"
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#include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h"
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namespace extensions {
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namespace {
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CefRefPtr<CefBrowserHostImpl> GetOwnerBrowser(
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extensions::MimeHandlerViewGuest* guest) {
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content::WebContents* owner_web_contents = guest->owner_web_contents();
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CefRefPtr<CefBrowserHostImpl> owner_browser =
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CefBrowserHostImpl::GetBrowserForContents(owner_web_contents);
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DCHECK(owner_browser);
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return owner_browser;
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}
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} // namespace
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CefMimeHandlerViewGuestDelegate::CefMimeHandlerViewGuestDelegate(
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MimeHandlerViewGuest* guest)
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: guest_(guest) {
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}
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CefMimeHandlerViewGuestDelegate::~CefMimeHandlerViewGuestDelegate() {
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}
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void CefMimeHandlerViewGuestDelegate::OverrideWebContentsCreateParams(
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content::WebContents::CreateParams* params) {
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DCHECK(params->guest_delegate);
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CefRefPtr<CefBrowserHostImpl> owner_browser = GetOwnerBrowser(guest_);
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if (owner_browser->IsWindowless()) {
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CefWebContentsViewOSR* view_osr = new CefWebContentsViewOSR(false);
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params->view = view_osr;
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params->delegate_view = view_osr;
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}
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}
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bool CefMimeHandlerViewGuestDelegate::OnGuestAttached(
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content::WebContentsView* guest_view,
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content::WebContentsView* parent_view) {
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content::WebContents* web_contents = guest_->web_contents();
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DCHECK(web_contents);
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content::RenderViewHost* view_host = web_contents->GetRenderViewHost();
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content::RenderFrameHost* main_frame_host = web_contents->GetMainFrame();
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CefRefPtr<CefBrowserHostImpl> owner_browser = GetOwnerBrowser(guest_);
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// Associate guest state information with the owner browser.
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scoped_refptr<CefBrowserInfo> info = owner_browser->browser_info();
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info->guest_render_id_manager()->add_render_view_id(
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view_host->GetProcess()->GetID(),
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view_host->GetRoutingID());
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info->guest_render_id_manager()->add_render_frame_id(
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main_frame_host->GetProcess()->GetID(),
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main_frame_host->GetRoutingID());
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if (owner_browser->IsWindowless()) {
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// Use the OSR view instead of the default WebContentsViewGuest.
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content::WebContentsImpl* web_contents_impl =
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static_cast<content::WebContentsImpl*>(web_contents);
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CefWebContentsViewOSR* view_osr =
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static_cast<CefWebContentsViewOSR*>(
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web_contents_impl->GetView());
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view_osr->set_web_contents(web_contents);
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view_osr->set_guest(web_contents_impl->GetBrowserPluginGuest());
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return true;
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}
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return false;
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}
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bool CefMimeHandlerViewGuestDelegate::OnGuestDetached(
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content::WebContentsView* guest_view,
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content::WebContentsView* parent_view) {
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content::WebContents* web_contents = guest_->web_contents();
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DCHECK(web_contents);
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content::RenderViewHost* view_host = web_contents->GetRenderViewHost();
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content::RenderFrameHost* main_frame_host = web_contents->GetMainFrame();
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CefRefPtr<CefBrowserHostImpl> owner_browser = GetOwnerBrowser(guest_);
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const int render_process_id = main_frame_host->GetProcess()->GetID();
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const int render_frame_id = main_frame_host->GetRoutingID();
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const bool is_main_frame = (main_frame_host->GetParent() == nullptr);
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// Disassociate guest state information with the owner browser.
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scoped_refptr<CefBrowserInfo> info = owner_browser->browser_info();
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info->guest_render_id_manager()->remove_render_view_id(
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view_host->GetProcess()->GetID(),
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view_host->GetRoutingID());
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info->guest_render_id_manager()->remove_render_frame_id(
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render_process_id, render_frame_id);
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scoped_refptr<CefBrowserContext> context =
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static_cast<CefBrowserContext*>(web_contents->GetBrowserContext());
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if (context) {
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context->OnRenderFrameDeleted(render_process_id, render_frame_id,
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is_main_frame, true);
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}
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// Do nothing when the browser is windowless.
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return owner_browser->IsWindowless();
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}
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bool CefMimeHandlerViewGuestDelegate::CreateViewForWidget(
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content::WebContentsView* guest_view,
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content::RenderWidgetHost* render_widget_host) {
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CefRefPtr<CefBrowserHostImpl> owner_browser = GetOwnerBrowser(guest_);
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if (owner_browser->IsWindowless()) {
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static_cast<CefWebContentsViewOSR*>(guest_view)->CreateViewForWidget(
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render_widget_host, true);
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return true;
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}
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return false;
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}
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bool CefMimeHandlerViewGuestDelegate::HandleContextMenu(
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content::WebContents* web_contents,
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const content::ContextMenuParams& params) {
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content::ContextMenuParams new_params = params;
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gfx::Point guest_coordinates =
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static_cast<content::WebContentsImpl*>(web_contents)->
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GetBrowserPluginGuest()->GetScreenCoordinates(gfx::Point());
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// Adjust (x,y) position for offset from guest to embedder.
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new_params.x += guest_coordinates.x();
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new_params.y += guest_coordinates.y();
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return GetOwnerBrowser(guest_)->HandleContextMenu(web_contents, new_params);
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}
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} // namespace extensions
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