| // 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/browser_plugin/browser_plugin_guest.h" |
| |
| #include <algorithm> |
| |
| #include "base/message_loop/message_loop.h" |
| #include "base/pickle.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "content/browser/browser_plugin/browser_plugin_embedder.h" |
| #include "content/browser/browser_thread_impl.h" |
| #include "content/browser/child_process_security_policy_impl.h" |
| #include "content/browser/frame_host/render_frame_host_impl.h" |
| #include "content/browser/frame_host/render_widget_host_view_guest.h" |
| #include "content/browser/loader/resource_dispatcher_host_impl.h" |
| #include "content/browser/renderer_host/render_view_host_impl.h" |
| #include "content/browser/renderer_host/render_widget_host_impl.h" |
| #include "content/browser/renderer_host/render_widget_host_view_base.h" |
| #include "content/browser/web_contents/web_contents_impl.h" |
| #include "content/browser/web_contents/web_contents_view_guest.h" |
| #include "content/common/browser_plugin/browser_plugin_constants.h" |
| #include "content/common/browser_plugin/browser_plugin_messages.h" |
| #include "content/common/content_constants_internal.h" |
| #include "content/common/drag_messages.h" |
| #include "content/common/frame_messages.h" |
| #include "content/common/host_shared_bitmap_manager.h" |
| #include "content/common/input_messages.h" |
| #include "content/common/view_messages.h" |
| #include "content/public/browser/browser_context.h" |
| #include "content/public/browser/browser_plugin_guest_manager.h" |
| #include "content/public/browser/content_browser_client.h" |
| #include "content/public/browser/guest_host.h" |
| #include "content/public/browser/render_widget_host_view.h" |
| #include "content/public/browser/user_metrics.h" |
| #include "content/public/browser/web_contents_observer.h" |
| #include "content/public/common/drop_data.h" |
| #include "ui/gfx/geometry/size_conversions.h" |
| |
| #if defined(OS_MACOSX) |
| #include "content/browser/browser_plugin/browser_plugin_popup_menu_helper_mac.h" |
| #endif |
| |
| namespace content { |
| |
| class BrowserPluginGuest::EmbedderVisibilityObserver |
| : public WebContentsObserver { |
| public: |
| explicit EmbedderVisibilityObserver(BrowserPluginGuest* guest) |
| : WebContentsObserver(guest->embedder_web_contents()), |
| browser_plugin_guest_(guest) { |
| } |
| |
| ~EmbedderVisibilityObserver() override {} |
| |
| // WebContentsObserver implementation. |
| void WasShown() override { |
| browser_plugin_guest_->EmbedderVisibilityChanged(true); |
| } |
| |
| void WasHidden() override { |
| browser_plugin_guest_->EmbedderVisibilityChanged(false); |
| } |
| |
| private: |
| BrowserPluginGuest* browser_plugin_guest_; |
| |
| DISALLOW_COPY_AND_ASSIGN(EmbedderVisibilityObserver); |
| }; |
| |
| BrowserPluginGuest::BrowserPluginGuest(bool has_render_view, |
| WebContentsImpl* web_contents, |
| BrowserPluginGuestDelegate* delegate) |
| : WebContentsObserver(web_contents), |
| owner_web_contents_(nullptr), |
| attached_(false), |
| browser_plugin_instance_id_(browser_plugin::kInstanceIDNone), |
| focused_(false), |
| mouse_locked_(false), |
| pending_lock_request_(false), |
| guest_visible_(false), |
| embedder_visible_(true), |
| is_full_page_plugin_(false), |
| has_render_view_(has_render_view), |
| is_in_destruction_(false), |
| initialized_(false), |
| last_text_input_type_(ui::TEXT_INPUT_TYPE_NONE), |
| last_input_mode_(ui::TEXT_INPUT_MODE_DEFAULT), |
| last_input_flags_(0), |
| last_can_compose_inline_(true), |
| guest_proxy_routing_id_(MSG_ROUTING_NONE), |
| last_drag_status_(blink::WebDragStatusUnknown), |
| seen_embedder_system_drag_ended_(false), |
| seen_embedder_drag_source_ended_at_(false), |
| delegate_(delegate), |
| weak_ptr_factory_(this) { |
| DCHECK(web_contents); |
| DCHECK(delegate); |
| RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.Create")); |
| web_contents->SetBrowserPluginGuest(this); |
| delegate->SetGuestHost(this); |
| } |
| |
| int BrowserPluginGuest::GetGuestProxyRoutingID() { |
| if (guest_proxy_routing_id_ != MSG_ROUTING_NONE) |
| return guest_proxy_routing_id_; |
| |
| // Create a swapped out RenderView for the guest in the embedder renderer |
| // process, so that the embedder can access the guest's window object. |
| // On reattachment, we can reuse the same swapped out RenderView because |
| // the embedder process will always be the same even if the embedder |
| // WebContents changes. |
| // |
| // TODO(fsamuel): Make sure this works for transferring guests across |
| // owners in different processes. We probably need to clear the |
| // |guest_proxy_routing_id_| and perform any necessary cleanup on Detach |
| // to enable this. |
| SiteInstance* owner_site_instance = owner_web_contents_->GetSiteInstance(); |
| guest_proxy_routing_id_ = |
| GetWebContents()->CreateSwappedOutRenderView(owner_site_instance); |
| |
| return guest_proxy_routing_id_; |
| } |
| |
| int BrowserPluginGuest::LoadURLWithParams( |
| const NavigationController::LoadURLParams& load_params) { |
| GetWebContents()->GetController().LoadURLWithParams(load_params); |
| return GetGuestProxyRoutingID(); |
| } |
| |
| void BrowserPluginGuest::SizeContents(const gfx::Size& new_size) { |
| GetWebContents()->GetView()->SizeContents(new_size); |
| } |
| |
| void BrowserPluginGuest::WillDestroy() { |
| is_in_destruction_ = true; |
| owner_web_contents_ = nullptr; |
| attached_ = false; |
| } |
| |
| void BrowserPluginGuest::Init() { |
| if (initialized_) |
| return; |
| initialized_ = true; |
| |
| // TODO(fsamuel): Initiailization prior to attachment should be behind a |
| // command line flag once we introduce experimental guest types that rely on |
| // this functionality. |
| if (!delegate_->CanRunInDetachedState()) |
| return; |
| |
| WebContentsImpl* owner_web_contents = static_cast<WebContentsImpl*>( |
| delegate_->GetOwnerWebContents()); |
| owner_web_contents->CreateBrowserPluginEmbedderIfNecessary(); |
| InitInternal(BrowserPluginHostMsg_Attach_Params(), owner_web_contents); |
| } |
| |
| base::WeakPtr<BrowserPluginGuest> BrowserPluginGuest::AsWeakPtr() { |
| return weak_ptr_factory_.GetWeakPtr(); |
| } |
| |
| void BrowserPluginGuest::SetFocus(RenderWidgetHost* rwh, |
| bool focused, |
| blink::WebFocusType focus_type) { |
| focused_ = focused; |
| if (!rwh) |
| return; |
| |
| if ((focus_type == blink::WebFocusTypeForward) || |
| (focus_type == blink::WebFocusTypeBackward)) { |
| static_cast<RenderViewHostImpl*>(RenderViewHost::From(rwh))-> |
| SetInitialFocus(focus_type == blink::WebFocusTypeBackward); |
| } |
| rwh->Send(new InputMsg_SetFocus(rwh->GetRoutingID(), focused)); |
| if (!focused && mouse_locked_) |
| OnUnlockMouse(); |
| |
| // Restore the last seen state of text input to the view. |
| RenderWidgetHostViewBase* rwhv = static_cast<RenderWidgetHostViewBase*>( |
| rwh->GetView()); |
| if (rwhv) { |
| rwhv->TextInputTypeChanged(last_text_input_type_, last_input_mode_, |
| last_can_compose_inline_, last_input_flags_); |
| } |
| } |
| |
| void BrowserPluginGuest::SetTooltipText(const base::string16& tooltip_text) { |
| if (tooltip_text == current_tooltip_text_) |
| return; |
| current_tooltip_text_ = tooltip_text; |
| |
| SendMessageToEmbedder(new BrowserPluginMsg_SetTooltipText( |
| browser_plugin_instance_id_, tooltip_text)); |
| } |
| |
| bool BrowserPluginGuest::LockMouse(bool allowed) { |
| if (!attached() || (mouse_locked_ == allowed)) |
| return false; |
| |
| return embedder_web_contents()->GotResponseToLockMouseRequest(allowed); |
| } |
| |
| WebContentsImpl* BrowserPluginGuest::CreateNewGuestWindow( |
| const WebContents::CreateParams& params) { |
| WebContentsImpl* new_contents = |
| static_cast<WebContentsImpl*>(delegate_->CreateNewGuestWindow(params)); |
| DCHECK(new_contents); |
| return new_contents; |
| } |
| |
| bool BrowserPluginGuest::OnMessageReceivedFromEmbedder( |
| const IPC::Message& message) { |
| RenderWidgetHostViewGuest* rwhv = static_cast<RenderWidgetHostViewGuest*>( |
| web_contents()->GetRenderWidgetHostView()); |
| if (rwhv && |
| rwhv->OnMessageReceivedFromEmbedder( |
| message, |
| static_cast<RenderViewHostImpl*>( |
| embedder_web_contents()->GetRenderViewHost()))) { |
| return true; |
| } |
| |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(BrowserPluginGuest, message) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_CompositorFrameSwappedACK, |
| OnCompositorFrameSwappedACK) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_Detach, OnDetach) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_DragStatusUpdate, |
| OnDragStatusUpdate) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_ExecuteEditCommand, |
| OnExecuteEditCommand) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_ExtendSelectionAndDelete, |
| OnExtendSelectionAndDelete) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_ImeConfirmComposition, |
| OnImeConfirmComposition) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_ImeSetComposition, |
| OnImeSetComposition) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_LockMouse_ACK, OnLockMouseAck) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_ReclaimCompositorResources, |
| OnReclaimCompositorResources) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_SetEditCommandsForNextKeyEvent, |
| OnSetEditCommandsForNextKeyEvent) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_SetFocus, OnSetFocus) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_SetVisibility, OnSetVisibility) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_UnlockMouse_ACK, OnUnlockMouseAck) |
| IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_UpdateGeometry, OnUpdateGeometry) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| void BrowserPluginGuest::InitInternal( |
| const BrowserPluginHostMsg_Attach_Params& params, |
| WebContentsImpl* owner_web_contents) { |
| focused_ = params.focused; |
| OnSetFocus(browser_plugin::kInstanceIDNone, |
| focused_, |
| blink::WebFocusTypeNone); |
| |
| guest_visible_ = params.visible; |
| UpdateVisibility(); |
| |
| is_full_page_plugin_ = params.is_full_page_plugin; |
| guest_window_rect_ = params.view_rect; |
| |
| if (owner_web_contents_ != owner_web_contents) { |
| WebContentsViewGuest* new_view = |
| static_cast<WebContentsViewGuest*>(GetWebContents()->GetView()); |
| if (owner_web_contents_) |
| new_view->OnGuestDetached(owner_web_contents_->GetView()); |
| |
| // Once a BrowserPluginGuest has an embedder WebContents, it's considered to |
| // be attached. |
| owner_web_contents_ = owner_web_contents; |
| new_view->OnGuestAttached(owner_web_contents_->GetView()); |
| } |
| |
| RendererPreferences* renderer_prefs = |
| GetWebContents()->GetMutableRendererPrefs(); |
| std::string guest_user_agent_override = renderer_prefs->user_agent_override; |
| // Copy renderer preferences (and nothing else) from the embedder's |
| // WebContents to the guest. |
| // |
| // For GTK and Aura this is necessary to get proper renderer configuration |
| // values for caret blinking interval, colors related to selection and |
| // focus. |
| *renderer_prefs = *owner_web_contents_->GetMutableRendererPrefs(); |
| renderer_prefs->user_agent_override = guest_user_agent_override; |
| |
| // We would like the guest to report changes to frame names so that we can |
| // update the BrowserPlugin's corresponding 'name' attribute. |
| // TODO(fsamuel): Remove this once http://crbug.com/169110 is addressed. |
| renderer_prefs->report_frame_name_changes = true; |
| // Navigation is disabled in Chrome Apps. We want to make sure guest-initiated |
| // navigations still continue to function inside the app. |
| renderer_prefs->browser_handles_all_top_level_requests = false; |
| // Disable "client blocked" error page for browser plugin. |
| renderer_prefs->disable_client_blocked_error_page = true; |
| |
| embedder_visibility_observer_.reset(new EmbedderVisibilityObserver(this)); |
| |
| DCHECK(GetWebContents()->GetRenderViewHost()); |
| |
| // Initialize the device scale factor by calling |NotifyScreenInfoChanged|. |
| auto render_widget_host = |
| RenderWidgetHostImpl::From(GetWebContents()->GetRenderViewHost()); |
| render_widget_host->NotifyScreenInfoChanged(); |
| |
| // TODO(chrishtr): this code is wrong. The navigate_on_drag_drop field will |
| // be reset again the next time preferences are updated. |
| WebPreferences prefs = |
| GetWebContents()->GetRenderViewHost()->GetWebkitPreferences(); |
| prefs.navigate_on_drag_drop = false; |
| GetWebContents()->GetRenderViewHost()->UpdateWebkitPreferences(prefs); |
| } |
| |
| BrowserPluginGuest::~BrowserPluginGuest() { |
| } |
| |
| // static |
| BrowserPluginGuest* BrowserPluginGuest::Create( |
| WebContentsImpl* web_contents, |
| BrowserPluginGuestDelegate* delegate) { |
| return new BrowserPluginGuest( |
| web_contents->opener() != nullptr, web_contents, delegate); |
| } |
| |
| // static |
| bool BrowserPluginGuest::IsGuest(WebContentsImpl* web_contents) { |
| return web_contents && web_contents->GetBrowserPluginGuest(); |
| } |
| |
| // static |
| bool BrowserPluginGuest::IsGuest(RenderViewHostImpl* render_view_host) { |
| return render_view_host && IsGuest( |
| static_cast<WebContentsImpl*>(WebContents::FromRenderViewHost( |
| render_view_host))); |
| } |
| |
| RenderWidgetHostView* BrowserPluginGuest::GetOwnerRenderWidgetHostView() { |
| if (!owner_web_contents_) |
| return nullptr; |
| return owner_web_contents_->GetRenderWidgetHostView(); |
| } |
| |
| void BrowserPluginGuest::UpdateVisibility() { |
| OnSetVisibility(browser_plugin_instance_id(), visible()); |
| } |
| |
| BrowserPluginGuestManager* |
| BrowserPluginGuest::GetBrowserPluginGuestManager() const { |
| return GetWebContents()->GetBrowserContext()->GetGuestManager(); |
| } |
| |
| void BrowserPluginGuest::EmbedderVisibilityChanged(bool visible) { |
| embedder_visible_ = visible; |
| UpdateVisibility(); |
| } |
| |
| void BrowserPluginGuest::PointerLockPermissionResponse(bool allow) { |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_SetMouseLock(browser_plugin_instance_id(), allow)); |
| } |
| |
| void BrowserPluginGuest::SwapCompositorFrame( |
| uint32 output_surface_id, |
| int host_process_id, |
| int host_routing_id, |
| scoped_ptr<cc::CompositorFrame> frame) { |
| cc::RenderPass* root_pass = |
| frame->delegated_frame_data->render_pass_list.back(); |
| gfx::Size view_size(gfx::ToFlooredSize(gfx::ScaleSize( |
| root_pass->output_rect.size(), |
| 1.0f / frame->metadata.device_scale_factor))); |
| |
| if (last_seen_view_size_ != view_size) { |
| delegate_->GuestSizeChanged(view_size); |
| last_seen_view_size_ = view_size; |
| } |
| |
| last_pending_frame_.reset(new FrameMsg_CompositorFrameSwapped_Params()); |
| frame->AssignTo(&last_pending_frame_->frame); |
| last_pending_frame_->output_surface_id = output_surface_id; |
| last_pending_frame_->producing_route_id = host_routing_id; |
| last_pending_frame_->producing_host_id = host_process_id; |
| |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_CompositorFrameSwapped( |
| browser_plugin_instance_id(), *last_pending_frame_)); |
| } |
| |
| void BrowserPluginGuest::SetContentsOpaque(bool opaque) { |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_SetContentsOpaque( |
| browser_plugin_instance_id(), opaque)); |
| } |
| |
| bool BrowserPluginGuest::Find(int request_id, |
| const base::string16& search_text, |
| const blink::WebFindOptions& options) { |
| return delegate_->Find(request_id, search_text, options); |
| } |
| |
| bool BrowserPluginGuest::StopFinding(StopFindAction action) { |
| return delegate_->StopFinding(action); |
| } |
| |
| WebContentsImpl* BrowserPluginGuest::GetWebContents() const { |
| return static_cast<WebContentsImpl*>(web_contents()); |
| } |
| |
| gfx::Point BrowserPluginGuest::GetScreenCoordinates( |
| const gfx::Point& relative_position) const { |
| if (!attached()) |
| return relative_position; |
| |
| gfx::Point screen_pos(relative_position); |
| screen_pos += guest_window_rect_.OffsetFromOrigin(); |
| if (embedder_web_contents()->GetBrowserPluginGuest()) { |
| BrowserPluginGuest* embedder_guest = |
| embedder_web_contents()->GetBrowserPluginGuest(); |
| screen_pos += embedder_guest->guest_window_rect_.OffsetFromOrigin(); |
| } |
| return screen_pos; |
| } |
| |
| void BrowserPluginGuest::SendMessageToEmbedder(IPC::Message* msg) { |
| if (!attached()) { |
| // Some pages such as data URLs, javascript URLs, and about:blank |
| // do not load external resources and so they load prior to attachment. |
| // As a result, we must save all these IPCs until attachment and then |
| // forward them so that the embedder gets a chance to see and process |
| // the load events. |
| pending_messages_.push_back(linked_ptr<IPC::Message>(msg)); |
| return; |
| } |
| owner_web_contents_->Send(msg); |
| } |
| |
| void BrowserPluginGuest::DragSourceEndedAt(int client_x, int client_y, |
| int screen_x, int screen_y, blink::WebDragOperation operation) { |
| web_contents()->GetRenderViewHost()->DragSourceEndedAt(client_x, client_y, |
| screen_x, screen_y, operation); |
| seen_embedder_drag_source_ended_at_ = true; |
| EndSystemDragIfApplicable(); |
| } |
| |
| void BrowserPluginGuest::EndSystemDragIfApplicable() { |
| // Ideally we'd want either WebDragStatusDrop or WebDragStatusLeave... |
| // Call guest RVH->DragSourceSystemDragEnded() correctly on the guest where |
| // the drag was initiated. Calling DragSourceSystemDragEnded() correctly |
| // means we call it in all cases and also make sure we only call it once. |
| // This ensures that the input state of the guest stays correct, otherwise |
| // it will go stale and won't accept any further input events. |
| // |
| // The strategy used here to call DragSourceSystemDragEnded() on the RVH |
| // is when the following conditions are met: |
| // a. Embedder has seen SystemDragEnded() |
| // b. Embedder has seen DragSourceEndedAt() |
| // c. The guest has seen some drag status update other than |
| // WebDragStatusUnknown. Note that this step should ideally be done |
| // differently: The guest has seen at least one of |
| // {WebDragStatusOver, WebDragStatusDrop}. However, if a user drags |
| // a source quickly outside of <webview> bounds, then the |
| // BrowserPluginGuest never sees any of these drag status updates, |
| // there we just check whether we've seen any drag status update or |
| // not. |
| if (last_drag_status_ != blink::WebDragStatusOver && |
| seen_embedder_drag_source_ended_at_ && seen_embedder_system_drag_ended_) { |
| RenderViewHostImpl* guest_rvh = static_cast<RenderViewHostImpl*>( |
| GetWebContents()->GetRenderViewHost()); |
| guest_rvh->DragSourceSystemDragEnded(); |
| last_drag_status_ = blink::WebDragStatusUnknown; |
| seen_embedder_system_drag_ended_ = false; |
| seen_embedder_drag_source_ended_at_ = false; |
| dragged_url_ = GURL(); |
| } |
| } |
| |
| void BrowserPluginGuest::EmbedderSystemDragEnded() { |
| seen_embedder_system_drag_ended_ = true; |
| EndSystemDragIfApplicable(); |
| } |
| |
| void BrowserPluginGuest::SendQueuedMessages() { |
| if (!attached()) |
| return; |
| |
| while (!pending_messages_.empty()) { |
| linked_ptr<IPC::Message> message_ptr = pending_messages_.front(); |
| pending_messages_.pop_front(); |
| SendMessageToEmbedder(message_ptr.release()); |
| } |
| } |
| |
| void BrowserPluginGuest::DidCommitProvisionalLoadForFrame( |
| RenderFrameHost* render_frame_host, |
| const GURL& url, |
| ui::PageTransition transition_type) { |
| RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.DidNavigate")); |
| } |
| |
| void BrowserPluginGuest::RenderViewReady() { |
| RenderViewHost* rvh = GetWebContents()->GetRenderViewHost(); |
| // TODO(fsamuel): Investigate whether it's possible to update state earlier |
| // here (see http://crbug.com/158151). |
| Send(new InputMsg_SetFocus(routing_id(), focused_)); |
| UpdateVisibility(); |
| |
| RenderWidgetHostImpl::From(rvh)->set_hung_renderer_delay( |
| base::TimeDelta::FromMilliseconds(kHungRendererDelayMs)); |
| } |
| |
| void BrowserPluginGuest::RenderProcessGone(base::TerminationStatus status) { |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_GuestGone(browser_plugin_instance_id())); |
| switch (status) { |
| case base::TERMINATION_STATUS_PROCESS_WAS_KILLED: |
| RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.Killed")); |
| break; |
| case base::TERMINATION_STATUS_PROCESS_CRASHED: |
| RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.Crashed")); |
| break; |
| case base::TERMINATION_STATUS_ABNORMAL_TERMINATION: |
| RecordAction( |
| base::UserMetricsAction("BrowserPlugin.Guest.AbnormalDeath")); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| // static |
| bool BrowserPluginGuest::ShouldForwardToBrowserPluginGuest( |
| const IPC::Message& message) { |
| switch (message.type()) { |
| case BrowserPluginHostMsg_CompositorFrameSwappedACK::ID: |
| case BrowserPluginHostMsg_Detach::ID: |
| case BrowserPluginHostMsg_DragStatusUpdate::ID: |
| case BrowserPluginHostMsg_ExecuteEditCommand::ID: |
| case BrowserPluginHostMsg_ExtendSelectionAndDelete::ID: |
| case BrowserPluginHostMsg_HandleInputEvent::ID: |
| case BrowserPluginHostMsg_ImeConfirmComposition::ID: |
| case BrowserPluginHostMsg_ImeSetComposition::ID: |
| case BrowserPluginHostMsg_LockMouse_ACK::ID: |
| case BrowserPluginHostMsg_ReclaimCompositorResources::ID: |
| case BrowserPluginHostMsg_SetEditCommandsForNextKeyEvent::ID: |
| case BrowserPluginHostMsg_SetFocus::ID: |
| case BrowserPluginHostMsg_SetVisibility::ID: |
| case BrowserPluginHostMsg_UnlockMouse_ACK::ID: |
| case BrowserPluginHostMsg_UpdateGeometry::ID: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| bool BrowserPluginGuest::OnMessageReceived(const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(BrowserPluginGuest, message) |
| IPC_MESSAGE_HANDLER(InputHostMsg_ImeCancelComposition, |
| OnImeCancelComposition) |
| #if defined(OS_MACOSX) || defined(USE_AURA) |
| IPC_MESSAGE_HANDLER(InputHostMsg_ImeCompositionRangeChanged, |
| OnImeCompositionRangeChanged) |
| #endif |
| IPC_MESSAGE_HANDLER(ViewHostMsg_HasTouchEventHandlers, |
| OnHasTouchEventHandlers) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_LockMouse, OnLockMouse) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_ShowWidget, OnShowWidget) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_TakeFocus, OnTakeFocus) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_TextInputTypeChanged, |
| OnTextInputTypeChanged) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_UnlockMouse, OnUnlockMouse) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| bool BrowserPluginGuest::OnMessageReceived(const IPC::Message& message, |
| RenderFrameHost* render_frame_host) { |
| // This will eventually be the home for more IPC handlers that depend on |
| // RenderFrameHost. Until more are moved here, though, the IPC_* macros won't |
| // compile if there are no handlers for a platform. So we have both #if guards |
| // around the whole thing (unfortunate but temporary), and #if guards where |
| // they belong, only around the one IPC handler. TODO(avi): Move more of the |
| // frame-based handlers to this function and remove the outer #if layer. |
| #if defined(OS_MACOSX) |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP_WITH_PARAM(BrowserPluginGuest, message, |
| render_frame_host) |
| #if defined(OS_MACOSX) |
| // MacOS X creates and populates platform-specific select drop-down menus |
| // whereas other platforms merely create a popup window that the guest |
| // renderer process paints inside. |
| IPC_MESSAGE_HANDLER(FrameHostMsg_ShowPopup, OnShowPopup) |
| #endif |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| #else |
| return false; |
| #endif |
| } |
| |
| void BrowserPluginGuest::Attach( |
| int browser_plugin_instance_id, |
| WebContentsImpl* embedder_web_contents, |
| const BrowserPluginHostMsg_Attach_Params& params) { |
| browser_plugin_instance_id_ = browser_plugin_instance_id; |
| // If a guest is detaching from one container and attaching to another |
| // container, then late arriving ACKs may be lost if the mapping from |
| // |browser_plugin_instance_id| to |guest_instance_id| changes. Thus we |
| // ensure that we always get new frames on attachment by ACKing the pending |
| // frame if it's still waiting on the ACK. |
| if (last_pending_frame_) { |
| cc::CompositorFrameAck ack; |
| RenderWidgetHostImpl::SendSwapCompositorFrameAck( |
| last_pending_frame_->producing_route_id, |
| last_pending_frame_->output_surface_id, |
| last_pending_frame_->producing_host_id, |
| ack); |
| last_pending_frame_.reset(); |
| } |
| delegate_->WillAttach(embedder_web_contents, browser_plugin_instance_id, |
| params.is_full_page_plugin); |
| |
| // If a RenderView has already been created for this new window, then we need |
| // to initialize the browser-side state now so that the RenderFrameHostManager |
| // does not create a new RenderView on navigation. |
| if (has_render_view_) { |
| // This will trigger a callback to RenderViewReady after a round-trip IPC. |
| static_cast<RenderViewHostImpl*>( |
| GetWebContents()->GetRenderViewHost())->Init(); |
| WebContentsViewGuest* web_contents_view = |
| static_cast<WebContentsViewGuest*>(GetWebContents()->GetView()); |
| if (!web_contents()->GetRenderViewHost()->GetView()) { |
| web_contents_view->CreateViewForWidget( |
| web_contents()->GetRenderViewHost(), true); |
| } |
| } |
| |
| InitInternal(params, embedder_web_contents); |
| |
| attached_ = true; |
| SendQueuedMessages(); |
| |
| delegate_->DidAttach(GetGuestProxyRoutingID()); |
| |
| has_render_view_ = true; |
| |
| // Enable input method for guest if it's enabled for the embedder. |
| if (static_cast<RenderViewHostImpl*>( |
| owner_web_contents_->GetRenderViewHost())->input_method_active()) { |
| RenderViewHostImpl* guest_rvh = static_cast<RenderViewHostImpl*>( |
| GetWebContents()->GetRenderViewHost()); |
| guest_rvh->SetInputMethodActive(true); |
| } |
| |
| RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.Attached")); |
| } |
| |
| void BrowserPluginGuest::OnCompositorFrameSwappedACK( |
| int browser_plugin_instance_id, |
| const FrameHostMsg_CompositorFrameSwappedACK_Params& params) { |
| RenderWidgetHostImpl::SendSwapCompositorFrameAck(params.producing_route_id, |
| params.output_surface_id, |
| params.producing_host_id, |
| params.ack); |
| last_pending_frame_.reset(); |
| } |
| |
| void BrowserPluginGuest::OnDetach(int browser_plugin_instance_id) { |
| if (!attached()) |
| return; |
| |
| // This tells BrowserPluginGuest to queue up all IPCs to BrowserPlugin until |
| // it's attached again. |
| attached_ = false; |
| |
| delegate_->DidDetach(); |
| } |
| |
| void BrowserPluginGuest::OnDragStatusUpdate(int browser_plugin_instance_id, |
| blink::WebDragStatus drag_status, |
| const DropData& drop_data, |
| blink::WebDragOperationsMask mask, |
| const gfx::Point& location) { |
| RenderViewHost* host = GetWebContents()->GetRenderViewHost(); |
| auto embedder = owner_web_contents_->GetBrowserPluginEmbedder(); |
| switch (drag_status) { |
| case blink::WebDragStatusEnter: |
| // Only track the URL being dragged over the guest if the link isn't |
| // coming from the guest. |
| if (!embedder->DragEnteredGuest(this)) |
| dragged_url_ = drop_data.url; |
| host->DragTargetDragEnter(drop_data, location, location, mask, 0); |
| break; |
| case blink::WebDragStatusOver: |
| host->DragTargetDragOver(location, location, mask, 0); |
| break; |
| case blink::WebDragStatusLeave: |
| embedder->DragLeftGuest(this); |
| host->DragTargetDragLeave(); |
| break; |
| case blink::WebDragStatusDrop: |
| host->DragTargetDrop(location, location, 0); |
| if (dragged_url_.is_valid()) { |
| delegate_->DidDropLink(dragged_url_); |
| dragged_url_ = GURL(); |
| } |
| break; |
| case blink::WebDragStatusUnknown: |
| NOTREACHED(); |
| } |
| last_drag_status_ = drag_status; |
| EndSystemDragIfApplicable(); |
| } |
| |
| void BrowserPluginGuest::OnExecuteEditCommand(int browser_plugin_instance_id, |
| const std::string& name) { |
| RenderFrameHost* focused_frame = web_contents()->GetFocusedFrame(); |
| if (!focused_frame) |
| return; |
| |
| focused_frame->Send(new InputMsg_ExecuteNoValueEditCommand( |
| focused_frame->GetRoutingID(), name)); |
| } |
| |
| void BrowserPluginGuest::OnImeSetComposition( |
| int browser_plugin_instance_id, |
| const std::string& text, |
| const std::vector<blink::WebCompositionUnderline>& underlines, |
| int selection_start, |
| int selection_end) { |
| Send(new InputMsg_ImeSetComposition(routing_id(), |
| base::UTF8ToUTF16(text), underlines, |
| selection_start, selection_end)); |
| } |
| |
| void BrowserPluginGuest::OnImeConfirmComposition( |
| int browser_plugin_instance_id, |
| const std::string& text, |
| bool keep_selection) { |
| Send(new InputMsg_ImeConfirmComposition(routing_id(), |
| base::UTF8ToUTF16(text), |
| gfx::Range::InvalidRange(), |
| keep_selection)); |
| } |
| |
| void BrowserPluginGuest::OnExtendSelectionAndDelete( |
| int browser_plugin_instance_id, |
| int before, |
| int after) { |
| RenderFrameHostImpl* rfh = static_cast<RenderFrameHostImpl*>( |
| web_contents()->GetFocusedFrame()); |
| if (rfh) |
| rfh->ExtendSelectionAndDelete(before, after); |
| } |
| |
| void BrowserPluginGuest::OnReclaimCompositorResources( |
| int browser_plugin_instance_id, |
| const FrameHostMsg_ReclaimCompositorResources_Params& params) { |
| RenderWidgetHostImpl::SendReclaimCompositorResources(params.route_id, |
| params.output_surface_id, |
| params.renderer_host_id, |
| params.ack); |
| } |
| |
| void BrowserPluginGuest::OnLockMouse(bool user_gesture, |
| bool last_unlocked_by_target, |
| bool privileged) { |
| if (pending_lock_request_) { |
| // Immediately reject the lock because only one pointerLock may be active |
| // at a time. |
| Send(new ViewMsg_LockMouse_ACK(routing_id(), false)); |
| return; |
| } |
| |
| pending_lock_request_ = true; |
| |
| delegate_->RequestPointerLockPermission( |
| user_gesture, |
| last_unlocked_by_target, |
| base::Bind(&BrowserPluginGuest::PointerLockPermissionResponse, |
| weak_ptr_factory_.GetWeakPtr())); |
| } |
| |
| void BrowserPluginGuest::OnLockMouseAck(int browser_plugin_instance_id, |
| bool succeeded) { |
| Send(new ViewMsg_LockMouse_ACK(routing_id(), succeeded)); |
| pending_lock_request_ = false; |
| if (succeeded) |
| mouse_locked_ = true; |
| } |
| |
| void BrowserPluginGuest::OnSetFocus(int browser_plugin_instance_id, |
| bool focused, |
| blink::WebFocusType focus_type) { |
| RenderWidgetHostView* rwhv = web_contents()->GetRenderWidgetHostView(); |
| RenderWidgetHost* rwh = rwhv ? rwhv->GetRenderWidgetHost() : nullptr; |
| SetFocus(rwh, focused, focus_type); |
| } |
| |
| void BrowserPluginGuest::OnSetEditCommandsForNextKeyEvent( |
| int browser_plugin_instance_id, |
| const std::vector<EditCommand>& edit_commands) { |
| Send(new InputMsg_SetEditCommandsForNextKeyEvent(routing_id(), |
| edit_commands)); |
| } |
| |
| void BrowserPluginGuest::OnSetVisibility(int browser_plugin_instance_id, |
| bool visible) { |
| guest_visible_ = visible; |
| if (embedder_visible_ && guest_visible_) |
| GetWebContents()->WasShown(); |
| else |
| GetWebContents()->WasHidden(); |
| } |
| |
| void BrowserPluginGuest::OnUnlockMouse() { |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_SetMouseLock(browser_plugin_instance_id(), false)); |
| } |
| |
| void BrowserPluginGuest::OnUnlockMouseAck(int browser_plugin_instance_id) { |
| // mouse_locked_ could be false here if the lock attempt was cancelled due |
| // to window focus, or for various other reasons before the guest was informed |
| // of the lock's success. |
| if (mouse_locked_) |
| Send(new ViewMsg_MouseLockLost(routing_id())); |
| mouse_locked_ = false; |
| } |
| |
| void BrowserPluginGuest::OnUpdateGeometry(int browser_plugin_instance_id, |
| const gfx::Rect& view_rect) { |
| // The plugin has moved within the embedder without resizing or the |
| // embedder/container's view rect changing. |
| guest_window_rect_ = view_rect; |
| RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>( |
| GetWebContents()->GetRenderViewHost()); |
| if (rvh) |
| rvh->SendScreenRects(); |
| } |
| |
| void BrowserPluginGuest::OnHasTouchEventHandlers(bool accept) { |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_ShouldAcceptTouchEvents( |
| browser_plugin_instance_id(), accept)); |
| } |
| |
| #if defined(OS_MACOSX) |
| void BrowserPluginGuest::OnShowPopup( |
| RenderFrameHost* render_frame_host, |
| const FrameHostMsg_ShowPopup_Params& params) { |
| gfx::Rect translated_bounds(params.bounds); |
| translated_bounds.Offset(guest_window_rect_.OffsetFromOrigin()); |
| BrowserPluginPopupMenuHelper popup_menu_helper( |
| owner_web_contents_->GetRenderViewHost(), render_frame_host); |
| popup_menu_helper.ShowPopupMenu(translated_bounds, |
| params.item_height, |
| params.item_font_size, |
| params.selected_item, |
| params.popup_items, |
| params.right_aligned, |
| params.allow_multiple_selection); |
| } |
| #endif |
| |
| void BrowserPluginGuest::OnShowWidget(int route_id, |
| const gfx::Rect& initial_rect) { |
| GetWebContents()->ShowCreatedWidget(route_id, initial_rect); |
| } |
| |
| void BrowserPluginGuest::OnTakeFocus(bool reverse) { |
| SendMessageToEmbedder( |
| new BrowserPluginMsg_AdvanceFocus(browser_plugin_instance_id(), reverse)); |
| } |
| |
| void BrowserPluginGuest::OnTextInputTypeChanged(ui::TextInputType type, |
| ui::TextInputMode input_mode, |
| bool can_compose_inline, |
| int flags) { |
| // Save the state of text input so we can restore it on focus. |
| last_text_input_type_ = type; |
| last_input_mode_ = input_mode; |
| last_input_flags_ = flags; |
| last_can_compose_inline_ = can_compose_inline; |
| |
| static_cast<RenderWidgetHostViewBase*>( |
| web_contents()->GetRenderWidgetHostView())->TextInputTypeChanged( |
| type, input_mode, can_compose_inline, flags); |
| } |
| |
| void BrowserPluginGuest::OnImeCancelComposition() { |
| static_cast<RenderWidgetHostViewBase*>( |
| web_contents()->GetRenderWidgetHostView())->ImeCancelComposition(); |
| } |
| |
| #if defined(OS_MACOSX) || defined(USE_AURA) |
| void BrowserPluginGuest::OnImeCompositionRangeChanged( |
| const gfx::Range& range, |
| const std::vector<gfx::Rect>& character_bounds) { |
| static_cast<RenderWidgetHostViewBase*>( |
| web_contents()->GetRenderWidgetHostView())->ImeCompositionRangeChanged( |
| range, character_bounds); |
| } |
| #endif |
| |
| } // namespace content |
