| /* |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "web/InspectorOverlay.h" |
| |
| #include <memory> |
| |
| #include "bindings/core/v8/ScriptController.h" |
| #include "bindings/core/v8/ScriptSourceCode.h" |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8InspectorOverlayHost.h" |
| #include "core/dom/Node.h" |
| #include "core/dom/StaticNodeList.h" |
| #include "core/dom/TaskRunnerHelper.h" |
| #include "core/frame/FrameView.h" |
| #include "core/frame/LocalFrame.h" |
| #include "core/frame/LocalFrameClient.h" |
| #include "core/frame/Settings.h" |
| #include "core/frame/VisualViewport.h" |
| #include "core/html/HTMLFrameOwnerElement.h" |
| #include "core/input/EventHandler.h" |
| #include "core/inspector/InspectorOverlayHost.h" |
| #include "core/layout/api/LayoutViewItem.h" |
| #include "core/loader/EmptyClients.h" |
| #include "core/loader/FrameLoadRequest.h" |
| #include "core/page/ChromeClient.h" |
| #include "core/page/Page.h" |
| #include "platform/ScriptForbiddenScope.h" |
| #include "platform/graphics/Color.h" |
| #include "platform/graphics/GraphicsContext.h" |
| #include "platform/graphics/paint/CullRect.h" |
| #include "platform/wtf/AutoReset.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebData.h" |
| #include "v8/include/v8.h" |
| #include "web/ChromeClientImpl.h" |
| #include "web/PageOverlay.h" |
| #include "web/WebInputEventConversion.h" |
| #include "web/WebLocalFrameImpl.h" |
| |
| namespace blink { |
| |
| namespace { |
| |
| Node* HoveredNodeForPoint(LocalFrame* frame, |
| const IntPoint& point_in_root_frame, |
| bool ignore_pointer_events_none) { |
| HitTestRequest::HitTestRequestType hit_type = |
| HitTestRequest::kMove | HitTestRequest::kReadOnly | |
| HitTestRequest::kAllowChildFrameContent; |
| if (ignore_pointer_events_none) |
| hit_type |= HitTestRequest::kIgnorePointerEventsNone; |
| HitTestRequest request(hit_type); |
| HitTestResult result(request, |
| frame->View()->RootFrameToContents(point_in_root_frame)); |
| frame->ContentLayoutItem().HitTest(result); |
| Node* node = result.InnerPossiblyPseudoNode(); |
| while (node && node->getNodeType() == Node::kTextNode) |
| node = node->parentNode(); |
| return node; |
| } |
| |
| Node* HoveredNodeForEvent(LocalFrame* frame, |
| const WebGestureEvent& event, |
| bool ignore_pointer_events_none) { |
| return HoveredNodeForPoint(frame, |
| RoundedIntPoint(event.PositionInRootFrame()), |
| ignore_pointer_events_none); |
| } |
| |
| Node* HoveredNodeForEvent(LocalFrame* frame, |
| const WebMouseEvent& event, |
| bool ignore_pointer_events_none) { |
| return HoveredNodeForPoint(frame, |
| RoundedIntPoint(event.PositionInRootFrame()), |
| ignore_pointer_events_none); |
| } |
| |
| Node* HoveredNodeForEvent(LocalFrame* frame, |
| const WebTouchEvent& event, |
| bool ignore_pointer_events_none) { |
| if (!event.touches_length) |
| return nullptr; |
| WebTouchPoint transformed_point = event.TouchPointInRootFrame(0); |
| return HoveredNodeForPoint(frame, RoundedIntPoint(transformed_point.position), |
| ignore_pointer_events_none); |
| } |
| } // namespace |
| |
| class InspectorOverlay::InspectorPageOverlayDelegate final |
| : public PageOverlay::Delegate { |
| public: |
| explicit InspectorPageOverlayDelegate(InspectorOverlay& overlay) |
| : overlay_(&overlay) {} |
| |
| void PaintPageOverlay(const PageOverlay&, |
| GraphicsContext& graphics_context, |
| const WebSize& web_view_size) const override { |
| if (overlay_->IsEmpty()) |
| return; |
| |
| FrameView* view = overlay_->OverlayMainFrame()->View(); |
| DCHECK(!view->NeedsLayout()); |
| view->Paint(graphics_context, |
| CullRect(IntRect(0, 0, view->Width(), view->Height()))); |
| } |
| |
| private: |
| Persistent<InspectorOverlay> overlay_; |
| }; |
| |
| class InspectorOverlay::InspectorOverlayChromeClient final |
| : public EmptyChromeClient { |
| public: |
| static InspectorOverlayChromeClient* Create(ChromeClient& client, |
| InspectorOverlay& overlay) { |
| return new InspectorOverlayChromeClient(client, overlay); |
| } |
| |
| DEFINE_INLINE_VIRTUAL_TRACE() { |
| visitor->Trace(client_); |
| visitor->Trace(overlay_); |
| EmptyChromeClient::Trace(visitor); |
| } |
| |
| void SetCursor(const Cursor& cursor, LocalFrame* local_root) override { |
| ToChromeClientImpl(client_)->SetCursorOverridden(false); |
| ToChromeClientImpl(client_)->SetCursor(cursor, |
| overlay_->frame_impl_->GetFrame()); |
| ToChromeClientImpl(client_)->SetCursorOverridden(false); |
| } |
| |
| void SetToolTip(LocalFrame& frame, |
| const String& tooltip, |
| TextDirection direction) override { |
| DCHECK_EQ(&frame, overlay_->OverlayMainFrame()); |
| client_->SetToolTip(*overlay_->frame_impl_->GetFrame(), tooltip, direction); |
| } |
| |
| void InvalidateRect(const IntRect&) override { overlay_->Invalidate(); } |
| |
| void ScheduleAnimation(LocalFrame* frame) override { |
| if (overlay_->in_layout_) |
| return; |
| |
| client_->ScheduleAnimation(frame); |
| } |
| |
| private: |
| InspectorOverlayChromeClient(ChromeClient& client, InspectorOverlay& overlay) |
| : client_(&client), overlay_(&overlay) {} |
| |
| Member<ChromeClient> client_; |
| Member<InspectorOverlay> overlay_; |
| }; |
| |
| InspectorOverlay::InspectorOverlay(WebLocalFrameImpl* frame_impl) |
| : frame_impl_(frame_impl), |
| overlay_host_(InspectorOverlayHost::Create()), |
| draw_view_size_(false), |
| resize_timer_active_(false), |
| omit_tooltip_(false), |
| timer_(TaskRunnerHelper::Get(TaskType::kUnspecedTimer, |
| frame_impl->GetFrame()), |
| this, |
| &InspectorOverlay::OnTimer), |
| suspended_(false), |
| show_reloading_blanket_(false), |
| in_layout_(false), |
| needs_update_(false), |
| swallow_next_mouse_up_(false), |
| inspect_mode_(InspectorDOMAgent::kNotSearching) {} |
| |
| InspectorOverlay::~InspectorOverlay() { |
| DCHECK(!overlay_page_); |
| } |
| |
| DEFINE_TRACE(InspectorOverlay) { |
| visitor->Trace(frame_impl_); |
| visitor->Trace(highlight_node_); |
| visitor->Trace(event_target_node_); |
| visitor->Trace(overlay_page_); |
| visitor->Trace(overlay_chrome_client_); |
| visitor->Trace(overlay_host_); |
| visitor->Trace(dom_agent_); |
| visitor->Trace(hovered_node_for_inspect_mode_); |
| } |
| |
| void InspectorOverlay::Init(v8_inspector::V8InspectorSession* v8_session, |
| InspectorDOMAgent* dom_agent) { |
| v8_session_ = v8_session; |
| dom_agent_ = dom_agent; |
| overlay_host_->SetListener(this); |
| } |
| |
| void InspectorOverlay::Invalidate() { |
| if (!page_overlay_) { |
| page_overlay_ = PageOverlay::Create( |
| frame_impl_, WTF::WrapUnique(new InspectorPageOverlayDelegate(*this))); |
| } |
| |
| page_overlay_->Update(); |
| } |
| |
| void InspectorOverlay::UpdateAllLifecyclePhases() { |
| if (IsEmpty()) |
| return; |
| |
| AutoReset<bool> scoped(&in_layout_, true); |
| if (needs_update_) { |
| needs_update_ = false; |
| RebuildOverlayPage(); |
| } |
| OverlayMainFrame()->View()->UpdateAllLifecyclePhases(); |
| } |
| |
| bool InspectorOverlay::HandleInputEvent(const WebInputEvent& input_event) { |
| bool handled = false; |
| |
| if (IsEmpty()) |
| return false; |
| |
| if (input_event.GetType() == WebInputEvent::kGestureTap) { |
| // We only have a use for gesture tap. |
| WebGestureEvent transformed_event = TransformWebGestureEvent( |
| frame_impl_->GetFrameView(), |
| static_cast<const WebGestureEvent&>(input_event)); |
| handled = HandleGestureEvent(transformed_event); |
| if (handled) |
| return true; |
| |
| OverlayMainFrame()->GetEventHandler().HandleGestureEvent(transformed_event); |
| } |
| if (WebInputEvent::IsMouseEventType(input_event.GetType())) { |
| WebMouseEvent mouse_event = |
| TransformWebMouseEvent(frame_impl_->GetFrameView(), |
| static_cast<const WebMouseEvent&>(input_event)); |
| |
| if (mouse_event.GetType() == WebInputEvent::kMouseMove) |
| handled = HandleMouseMove(mouse_event); |
| else if (mouse_event.GetType() == WebInputEvent::kMouseDown) |
| handled = HandleMouseDown(); |
| else if (mouse_event.GetType() == WebInputEvent::kMouseUp) |
| handled = HandleMouseUp(); |
| |
| if (handled) |
| return true; |
| |
| if (mouse_event.GetType() == WebInputEvent::kMouseMove) { |
| handled = OverlayMainFrame()->GetEventHandler().HandleMouseMoveEvent( |
| mouse_event, TransformWebMouseEventVector( |
| frame_impl_->GetFrameView(), |
| std::vector<const WebInputEvent*>())) != |
| WebInputEventResult::kNotHandled; |
| } |
| if (mouse_event.GetType() == WebInputEvent::kMouseDown) |
| handled = OverlayMainFrame()->GetEventHandler().HandleMousePressEvent( |
| mouse_event) != WebInputEventResult::kNotHandled; |
| if (mouse_event.GetType() == WebInputEvent::kMouseUp) |
| handled = OverlayMainFrame()->GetEventHandler().HandleMouseReleaseEvent( |
| mouse_event) != WebInputEventResult::kNotHandled; |
| } |
| |
| if (WebInputEvent::IsTouchEventType(input_event.GetType())) { |
| WebTouchEvent transformed_event = |
| TransformWebTouchEvent(frame_impl_->GetFrameView(), |
| static_cast<const WebTouchEvent&>(input_event)); |
| handled = HandleTouchEvent(transformed_event); |
| if (handled) |
| return true; |
| OverlayMainFrame()->GetEventHandler().HandleTouchEvent( |
| transformed_event, Vector<WebTouchEvent>()); |
| } |
| if (WebInputEvent::IsKeyboardEventType(input_event.GetType())) { |
| OverlayMainFrame()->GetEventHandler().KeyEvent( |
| static_cast<const WebKeyboardEvent&>(input_event)); |
| } |
| |
| if (input_event.GetType() == WebInputEvent::kMouseWheel) { |
| WebMouseWheelEvent transformed_event = TransformWebMouseWheelEvent( |
| frame_impl_->GetFrameView(), |
| static_cast<const WebMouseWheelEvent&>(input_event)); |
| handled = OverlayMainFrame()->GetEventHandler().HandleWheelEvent( |
| transformed_event) != WebInputEventResult::kNotHandled; |
| } |
| |
| return handled; |
| } |
| |
| void InspectorOverlay::SetPausedInDebuggerMessage(const String& message) { |
| paused_in_debugger_message_ = message; |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::ShowReloadingBlanket() { |
| show_reloading_blanket_ = true; |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::HideReloadingBlanket() { |
| if (!show_reloading_blanket_) |
| return; |
| show_reloading_blanket_ = false; |
| if (suspended_) |
| ClearInternal(); |
| else |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::HideHighlight() { |
| highlight_node_.Clear(); |
| event_target_node_.Clear(); |
| highlight_quad_.reset(); |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::HighlightNode( |
| Node* node, |
| const InspectorHighlightConfig& highlight_config, |
| bool omit_tooltip) { |
| HighlightNode(node, nullptr, highlight_config, omit_tooltip); |
| } |
| |
| void InspectorOverlay::HighlightNode( |
| Node* node, |
| Node* event_target, |
| const InspectorHighlightConfig& highlight_config, |
| bool omit_tooltip) { |
| node_highlight_config_ = highlight_config; |
| highlight_node_ = node; |
| event_target_node_ = event_target; |
| omit_tooltip_ = omit_tooltip; |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::SetInspectMode( |
| InspectorDOMAgent::SearchMode search_mode, |
| std::unique_ptr<InspectorHighlightConfig> highlight_config) { |
| inspect_mode_ = search_mode; |
| ScheduleUpdate(); |
| |
| if (search_mode != InspectorDOMAgent::kNotSearching) { |
| inspect_mode_highlight_config_ = std::move(highlight_config); |
| } else { |
| hovered_node_for_inspect_mode_.Clear(); |
| HideHighlight(); |
| } |
| } |
| |
| void InspectorOverlay::HighlightQuad( |
| std::unique_ptr<FloatQuad> quad, |
| const InspectorHighlightConfig& highlight_config) { |
| quad_highlight_config_ = highlight_config; |
| highlight_quad_ = std::move(quad); |
| omit_tooltip_ = false; |
| ScheduleUpdate(); |
| } |
| |
| bool InspectorOverlay::IsEmpty() { |
| if (show_reloading_blanket_) |
| return false; |
| if (suspended_) |
| return true; |
| bool has_visible_elements = highlight_node_ || event_target_node_ || |
| highlight_quad_ || |
| (resize_timer_active_ && draw_view_size_) || |
| !paused_in_debugger_message_.IsNull(); |
| return !has_visible_elements && |
| inspect_mode_ == InspectorDOMAgent::kNotSearching; |
| } |
| |
| void InspectorOverlay::ScheduleUpdate() { |
| if (IsEmpty()) { |
| if (page_overlay_) |
| page_overlay_.reset(); |
| return; |
| } |
| needs_update_ = true; |
| LocalFrame* frame = frame_impl_->GetFrame(); |
| if (frame) { |
| frame->GetPage()->GetChromeClient().ScheduleAnimation(frame); |
| } |
| } |
| |
| void InspectorOverlay::RebuildOverlayPage() { |
| FrameView* view = frame_impl_->GetFrameView(); |
| LocalFrame* frame = frame_impl_->GetFrame(); |
| if (!view || !frame) |
| return; |
| |
| IntRect visible_rect_in_document = |
| view->GetScrollableArea()->VisibleContentRect(); |
| IntSize viewport_size = frame->GetPage()->GetVisualViewport().Size(); |
| OverlayMainFrame()->View()->Resize(viewport_size); |
| OverlayPage()->GetVisualViewport().SetSize(viewport_size); |
| OverlayMainFrame()->SetPageZoomFactor(WindowToViewportScale()); |
| |
| Reset(viewport_size, visible_rect_in_document.Location()); |
| |
| if (show_reloading_blanket_) { |
| EvaluateInOverlay("showReloadingBlanket", ""); |
| return; |
| } |
| DrawNodeHighlight(); |
| DrawQuadHighlight(); |
| DrawPausedInDebuggerMessage(); |
| DrawViewSize(); |
| } |
| |
| static std::unique_ptr<protocol::DictionaryValue> BuildObjectForSize( |
| const IntSize& size) { |
| std::unique_ptr<protocol::DictionaryValue> result = |
| protocol::DictionaryValue::create(); |
| result->setInteger("width", size.Width()); |
| result->setInteger("height", size.Height()); |
| return result; |
| } |
| |
| void InspectorOverlay::DrawNodeHighlight() { |
| if (!highlight_node_) |
| return; |
| |
| String selectors = node_highlight_config_.selector_list; |
| StaticElementList* elements = nullptr; |
| DummyExceptionStateForTesting exception_state; |
| ContainerNode* query_base = highlight_node_->ContainingShadowRoot(); |
| if (!query_base) |
| query_base = highlight_node_->ownerDocument(); |
| if (selectors.length()) |
| elements = |
| query_base->QuerySelectorAll(AtomicString(selectors), exception_state); |
| if (elements && !exception_state.HadException()) { |
| for (unsigned i = 0; i < elements->length(); ++i) { |
| Element* element = elements->item(i); |
| InspectorHighlight highlight(element, node_highlight_config_, false); |
| std::unique_ptr<protocol::DictionaryValue> highlight_json = |
| highlight.AsProtocolValue(); |
| EvaluateInOverlay("drawHighlight", std::move(highlight_json)); |
| } |
| } |
| |
| bool append_element_info = |
| highlight_node_->IsElementNode() && !omit_tooltip_ && |
| node_highlight_config_.show_info && highlight_node_->GetLayoutObject() && |
| highlight_node_->GetDocument().GetFrame(); |
| InspectorHighlight highlight(highlight_node_.Get(), node_highlight_config_, |
| append_element_info); |
| if (event_target_node_) |
| highlight.AppendEventTargetQuads(event_target_node_.Get(), |
| node_highlight_config_); |
| |
| std::unique_ptr<protocol::DictionaryValue> highlight_json = |
| highlight.AsProtocolValue(); |
| EvaluateInOverlay("drawHighlight", std::move(highlight_json)); |
| } |
| |
| void InspectorOverlay::DrawQuadHighlight() { |
| if (!highlight_quad_) |
| return; |
| |
| InspectorHighlight highlight(WindowToViewportScale()); |
| highlight.AppendQuad(*highlight_quad_, quad_highlight_config_.content, |
| quad_highlight_config_.content_outline); |
| EvaluateInOverlay("drawHighlight", highlight.AsProtocolValue()); |
| } |
| |
| void InspectorOverlay::DrawPausedInDebuggerMessage() { |
| if (inspect_mode_ == InspectorDOMAgent::kNotSearching && |
| !paused_in_debugger_message_.IsNull()) |
| EvaluateInOverlay("drawPausedInDebuggerMessage", |
| paused_in_debugger_message_); |
| } |
| |
| void InspectorOverlay::DrawViewSize() { |
| if (resize_timer_active_ && draw_view_size_) |
| EvaluateInOverlay("drawViewSize", ""); |
| } |
| |
| float InspectorOverlay::WindowToViewportScale() const { |
| LocalFrame* frame = frame_impl_->GetFrame(); |
| if (!frame) |
| return 1.0f; |
| return frame->GetPage()->GetChromeClient().WindowToViewportScalar(1.0f); |
| } |
| |
| Page* InspectorOverlay::OverlayPage() { |
| if (overlay_page_) |
| return overlay_page_.Get(); |
| |
| ScriptForbiddenScope::AllowUserAgentScript allow_script; |
| |
| DEFINE_STATIC_LOCAL(LocalFrameClient, dummy_local_frame_client, |
| (EmptyLocalFrameClient::Create())); |
| Page::PageClients page_clients; |
| FillWithEmptyClients(page_clients); |
| DCHECK(!overlay_chrome_client_); |
| overlay_chrome_client_ = InspectorOverlayChromeClient::Create( |
| frame_impl_->GetFrame()->GetPage()->GetChromeClient(), *this); |
| page_clients.chrome_client = overlay_chrome_client_.Get(); |
| overlay_page_ = Page::Create(page_clients); |
| |
| Settings& settings = frame_impl_->GetFrame()->GetPage()->GetSettings(); |
| Settings& overlay_settings = overlay_page_->GetSettings(); |
| |
| overlay_settings.GetGenericFontFamilySettings().UpdateStandard( |
| settings.GetGenericFontFamilySettings().Standard()); |
| overlay_settings.GetGenericFontFamilySettings().UpdateSerif( |
| settings.GetGenericFontFamilySettings().Serif()); |
| overlay_settings.GetGenericFontFamilySettings().UpdateSansSerif( |
| settings.GetGenericFontFamilySettings().SansSerif()); |
| overlay_settings.GetGenericFontFamilySettings().UpdateCursive( |
| settings.GetGenericFontFamilySettings().Cursive()); |
| overlay_settings.GetGenericFontFamilySettings().UpdateFantasy( |
| settings.GetGenericFontFamilySettings().Fantasy()); |
| overlay_settings.GetGenericFontFamilySettings().UpdatePictograph( |
| settings.GetGenericFontFamilySettings().Pictograph()); |
| overlay_settings.SetMinimumFontSize(settings.GetMinimumFontSize()); |
| overlay_settings.SetMinimumLogicalFontSize( |
| settings.GetMinimumLogicalFontSize()); |
| overlay_settings.SetScriptEnabled(true); |
| overlay_settings.SetPluginsEnabled(false); |
| overlay_settings.SetLoadsImagesAutomatically(true); |
| // FIXME: http://crbug.com/363843. Inspector should probably create its |
| // own graphics layers and attach them to the tree rather than going |
| // through some non-composited paint function. |
| overlay_settings.SetAcceleratedCompositingEnabled(false); |
| |
| LocalFrame* frame = |
| LocalFrame::Create(&dummy_local_frame_client, *overlay_page_, 0); |
| frame->SetView(FrameView::Create(*frame)); |
| frame->Init(); |
| FrameLoader& loader = frame->Loader(); |
| frame->View()->SetCanHaveScrollbars(false); |
| frame->View()->SetBaseBackgroundColor(Color::kTransparent); |
| |
| const WebData& overlay_page_html_resource = |
| Platform::Current()->LoadResource("InspectorOverlayPage.html"); |
| loader.Load( |
| FrameLoadRequest(0, ResourceRequest(BlankURL()), |
| SubstituteData(overlay_page_html_resource, "text/html", |
| "UTF-8", KURL(), kForceSynchronousLoad))); |
| v8::Isolate* isolate = ToIsolate(frame); |
| ScriptState* script_state = ToScriptStateForMainWorld(frame); |
| DCHECK(script_state); |
| ScriptState::Scope scope(script_state); |
| v8::Local<v8::Object> global = script_state->GetContext()->Global(); |
| v8::Local<v8::Value> overlay_host_obj = |
| ToV8(overlay_host_.Get(), global, isolate); |
| DCHECK(!overlay_host_obj.IsEmpty()); |
| global |
| ->Set(script_state->GetContext(), |
| V8AtomicString(isolate, "InspectorOverlayHost"), overlay_host_obj) |
| .ToChecked(); |
| |
| #if OS(WIN) |
| EvaluateInOverlay("setPlatform", "windows"); |
| #elif OS(MACOSX) |
| EvaluateInOverlay("setPlatform", "mac"); |
| #elif OS(POSIX) |
| EvaluateInOverlay("setPlatform", "linux"); |
| #endif |
| |
| return overlay_page_.Get(); |
| } |
| |
| LocalFrame* InspectorOverlay::OverlayMainFrame() { |
| return ToLocalFrame(OverlayPage()->MainFrame()); |
| } |
| |
| void InspectorOverlay::Reset(const IntSize& viewport_size, |
| const IntPoint& document_scroll_offset) { |
| std::unique_ptr<protocol::DictionaryValue> reset_data = |
| protocol::DictionaryValue::create(); |
| reset_data->setDouble( |
| "deviceScaleFactor", |
| frame_impl_->GetFrame()->GetPage()->DeviceScaleFactorDeprecated()); |
| reset_data->setDouble( |
| "pageScaleFactor", |
| frame_impl_->GetFrame()->GetPage()->GetVisualViewport().Scale()); |
| |
| IntRect viewport_in_screen = |
| frame_impl_->GetFrame()->GetPage()->GetChromeClient().ViewportToScreen( |
| IntRect(IntPoint(), viewport_size), frame_impl_->GetFrame()->View()); |
| reset_data->setObject("viewportSize", |
| BuildObjectForSize(viewport_in_screen.Size())); |
| |
| // The zoom factor in the overlay frame already has been multiplied by the |
| // window to viewport scale (aka device scale factor), so cancel it. |
| reset_data->setDouble( |
| "pageZoomFactor", |
| frame_impl_->GetFrame()->PageZoomFactor() / WindowToViewportScale()); |
| |
| reset_data->setInteger("scrollX", document_scroll_offset.X()); |
| reset_data->setInteger("scrollY", document_scroll_offset.Y()); |
| EvaluateInOverlay("reset", std::move(reset_data)); |
| } |
| |
| void InspectorOverlay::EvaluateInOverlay(const String& method, |
| const String& argument) { |
| ScriptForbiddenScope::AllowUserAgentScript allow_script; |
| std::unique_ptr<protocol::ListValue> command = protocol::ListValue::create(); |
| command->pushValue(protocol::StringValue::create(method)); |
| command->pushValue(protocol::StringValue::create(argument)); |
| ToLocalFrame(OverlayPage()->MainFrame()) |
| ->GetScriptController() |
| .ExecuteScriptInMainWorld( |
| "dispatch(" + command->serialize() + ")", |
| ScriptController::kExecuteScriptWhenScriptsDisabled); |
| } |
| |
| void InspectorOverlay::EvaluateInOverlay( |
| const String& method, |
| std::unique_ptr<protocol::Value> argument) { |
| ScriptForbiddenScope::AllowUserAgentScript allow_script; |
| std::unique_ptr<protocol::ListValue> command = protocol::ListValue::create(); |
| command->pushValue(protocol::StringValue::create(method)); |
| command->pushValue(std::move(argument)); |
| ToLocalFrame(OverlayPage()->MainFrame()) |
| ->GetScriptController() |
| .ExecuteScriptInMainWorld( |
| "dispatch(" + command->serialize() + ")", |
| ScriptController::kExecuteScriptWhenScriptsDisabled); |
| } |
| |
| String InspectorOverlay::EvaluateInOverlayForTest(const String& script) { |
| ScriptForbiddenScope::AllowUserAgentScript allow_script; |
| v8::HandleScope handle_scope(ToIsolate(OverlayMainFrame())); |
| v8::Local<v8::Value> string = |
| ToLocalFrame(OverlayPage()->MainFrame()) |
| ->GetScriptController() |
| .ExecuteScriptInMainWorldAndReturnValue( |
| ScriptSourceCode(script), |
| ScriptController::kExecuteScriptWhenScriptsDisabled); |
| return ToCoreStringWithUndefinedOrNullCheck(string); |
| } |
| |
| void InspectorOverlay::OnTimer(TimerBase*) { |
| resize_timer_active_ = false; |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::ClearInternal() { |
| if (overlay_page_) { |
| overlay_page_->WillBeDestroyed(); |
| overlay_page_.Clear(); |
| overlay_chrome_client_.Clear(); |
| } |
| resize_timer_active_ = false; |
| paused_in_debugger_message_ = String(); |
| inspect_mode_ = InspectorDOMAgent::kNotSearching; |
| timer_.Stop(); |
| HideHighlight(); |
| } |
| |
| void InspectorOverlay::Clear() { |
| ClearInternal(); |
| v8_session_ = nullptr; |
| dom_agent_.Clear(); |
| overlay_host_->SetListener(nullptr); |
| } |
| |
| void InspectorOverlay::OverlayResumed() { |
| if (v8_session_) |
| v8_session_->resume(); |
| } |
| |
| void InspectorOverlay::OverlaySteppedOver() { |
| if (v8_session_) |
| v8_session_->stepOver(); |
| } |
| |
| void InspectorOverlay::Suspend() { |
| if (!suspended_) { |
| suspended_ = true; |
| ClearInternal(); |
| } |
| } |
| |
| void InspectorOverlay::Resume() { |
| suspended_ = false; |
| } |
| |
| void InspectorOverlay::PageLayoutInvalidated(bool resized) { |
| if (resized && draw_view_size_) { |
| resize_timer_active_ = true; |
| timer_.StartOneShot(1, BLINK_FROM_HERE); |
| } |
| ScheduleUpdate(); |
| } |
| |
| void InspectorOverlay::SetShowViewportSizeOnResize(bool show) { |
| draw_view_size_ = show; |
| } |
| |
| bool InspectorOverlay::HandleMouseMove(const WebMouseEvent& event) { |
| if (!ShouldSearchForNode()) |
| return false; |
| |
| LocalFrame* frame = frame_impl_->GetFrame(); |
| if (!frame || !frame->View() || frame->ContentLayoutItem().IsNull()) |
| return false; |
| Node* node = HoveredNodeForEvent( |
| frame, event, event.GetModifiers() & WebInputEvent::kShiftKey); |
| |
| // Do not highlight within user agent shadow root unless requested. |
| if (inspect_mode_ != InspectorDOMAgent::kSearchingForUAShadow) { |
| ShadowRoot* shadow_root = InspectorDOMAgent::UserAgentShadowRoot(node); |
| if (shadow_root) |
| node = &shadow_root->host(); |
| } |
| |
| // Shadow roots don't have boxes - use host element instead. |
| if (node && node->IsShadowRoot()) |
| node = node->ParentOrShadowHostNode(); |
| |
| if (!node) |
| return true; |
| |
| if (node->IsFrameOwnerElement()) { |
| HTMLFrameOwnerElement* frame_owner = ToHTMLFrameOwnerElement(node); |
| if (frame_owner->ContentFrame() && |
| !frame_owner->ContentFrame()->IsLocalFrame()) { |
| // Do not consume event so that remote frame can handle it. |
| HideHighlight(); |
| hovered_node_for_inspect_mode_.Clear(); |
| return false; |
| } |
| } |
| |
| Node* event_target = (event.GetModifiers() & WebInputEvent::kShiftKey) |
| ? HoveredNodeForEvent(frame, event, false) |
| : nullptr; |
| if (event_target == node) |
| event_target = nullptr; |
| |
| if (node && inspect_mode_highlight_config_) { |
| hovered_node_for_inspect_mode_ = node; |
| if (dom_agent_) |
| dom_agent_->NodeHighlightedInOverlay(node); |
| HighlightNode(node, event_target, *inspect_mode_highlight_config_, |
| (event.GetModifiers() & |
| (WebInputEvent::kControlKey | WebInputEvent::kMetaKey))); |
| } |
| return true; |
| } |
| |
| bool InspectorOverlay::HandleMouseDown() { |
| swallow_next_mouse_up_ = false; |
| if (!ShouldSearchForNode()) |
| return false; |
| |
| if (hovered_node_for_inspect_mode_) { |
| swallow_next_mouse_up_ = true; |
| Inspect(hovered_node_for_inspect_mode_.Get()); |
| hovered_node_for_inspect_mode_.Clear(); |
| return true; |
| } |
| return false; |
| } |
| |
| bool InspectorOverlay::HandleMouseUp() { |
| if (swallow_next_mouse_up_) { |
| swallow_next_mouse_up_ = false; |
| return true; |
| } |
| return false; |
| } |
| |
| bool InspectorOverlay::HandleGestureEvent(const WebGestureEvent& event) { |
| if (!ShouldSearchForNode() || event.GetType() != WebInputEvent::kGestureTap) |
| return false; |
| Node* node = HoveredNodeForEvent(frame_impl_->GetFrame(), event, false); |
| if (node && inspect_mode_highlight_config_) { |
| HighlightNode(node, *inspect_mode_highlight_config_, false); |
| Inspect(node); |
| return true; |
| } |
| return false; |
| } |
| |
| bool InspectorOverlay::HandleTouchEvent(const WebTouchEvent& event) { |
| if (!ShouldSearchForNode()) |
| return false; |
| Node* node = HoveredNodeForEvent(frame_impl_->GetFrame(), event, false); |
| if (node && inspect_mode_highlight_config_) { |
| HighlightNode(node, *inspect_mode_highlight_config_, false); |
| Inspect(node); |
| return true; |
| } |
| return false; |
| } |
| |
| bool InspectorOverlay::ShouldSearchForNode() { |
| return inspect_mode_ != InspectorDOMAgent::kNotSearching; |
| } |
| |
| void InspectorOverlay::Inspect(Node* node) { |
| if (dom_agent_) |
| dom_agent_->Inspect(node); |
| } |
| |
| } // namespace blink |