flutter::FlutterWindowsView Class Reference

#include <flutter_windows_view.h>

Inheritance diagram for flutter::FlutterWindowsView:

Public Member Functions
	FlutterWindowsView (std::unique_ptr< WindowBindingHandler > window_binding, std::shared_ptr< WindowsProcTable > windows_proc_table=nullptr)
virtual	~FlutterWindowsView ()
void	SetEngine (FlutterWindowsEngine *engine)
void	CreateRenderSurface ()
void	DestroyRenderSurface ()
virtual HWND	GetWindowHandle () const
FlutterWindowsEngine *	GetEngine ()
void	ForceRedraw ()
bool	SwapBuffers ()
bool	PresentSoftwareBitmap (const void *allocation, size_t row_bytes, size_t height)
void	SendInitialBounds ()
void	AnnounceAlert (const std::wstring &text)
void	OnHighContrastChanged () override
uint32_t	GetFrameBufferId (size_t width, size_t height)
void	UpdateFlutterCursor (const std::string &cursor_name)
void	SetFlutterCursor (HCURSOR cursor)
void	OnWindowSizeChanged (size_t width, size_t height) override
void	OnWindowRepaint () override
void	OnPointerMove (double x, double y, FlutterPointerDeviceKind device_kind, int32_t device_id, int modifiers_state) override
void	OnPointerDown (double x, double y, FlutterPointerDeviceKind device_kind, int32_t device_id, FlutterPointerMouseButtons button) override
void	OnPointerUp (double x, double y, FlutterPointerDeviceKind device_kind, int32_t device_id, FlutterPointerMouseButtons button) override
void	OnPointerLeave (double x, double y, FlutterPointerDeviceKind device_kind, int32_t device_id=0) override
virtual void	OnPointerPanZoomStart (int32_t device_id) override
virtual void	OnPointerPanZoomUpdate (int32_t device_id, double pan_x, double pan_y, double scale, double rotation) override
virtual void	OnPointerPanZoomEnd (int32_t device_id) override
void	OnText (const std::u16string &) override
void	OnKey (int key, int scancode, int action, char32_t character, bool extended, bool was_down, KeyEventCallback callback) override
void	OnComposeBegin () override
void	OnComposeCommit () override
void	OnComposeEnd () override
void	OnComposeChange (const std::u16string &text, int cursor_pos) override
void	OnScroll (double x, double y, double delta_x, double delta_y, int scroll_offset_multiplier, FlutterPointerDeviceKind device_kind, int32_t device_id) override
void	OnScrollInertiaCancel (int32_t device_id) override
virtual void	OnUpdateSemanticsEnabled (bool enabled) override
virtual gfx::NativeViewAccessible	GetNativeViewAccessible () override
virtual void	OnCursorRectUpdated (const Rect &rect)
virtual void	OnResetImeComposing ()
void	OnDwmCompositionChanged ()
ui::AXPlatformNodeWin *	AlertNode () const
virtual ui::AXFragmentRootDelegateWin *	GetAxFragmentRootDelegate () override
virtual void	UpdateSemanticsEnabled (bool enabled)
std::weak_ptr< AccessibilityBridgeWindows >	accessibility_bridge ()
void	OnWindowStateEvent (HWND hwnd, WindowStateEvent event) override

Protected Member Functions
virtual void	NotifyWinEventWrapper (ui::AXPlatformNodeWin *node, ax::mojom::Event event)
virtual std::shared_ptr< AccessibilityBridgeWindows >	CreateAccessibilityBridge ()

Additional Inherited Members
Public Types inherited from flutter::WindowBindingHandlerDelegate
using	KeyEventCallback = std::function< void(bool)>

Detailed Description

Definition at line 35 of file flutter_windows_view.h.

Constructor & Destructor Documentation

FlutterWindowsView()

flutter::FlutterWindowsView::FlutterWindowsView	(	std::unique_ptr< WindowBindingHandler >	window_binding,
		std::shared_ptr< WindowsProcTable >	windows_proc_table = nullptr
	)

Definition at line 72 of file flutter_windows_view.cc.

    : windows_proc_table_(std::move(windows_proc_table)) {
  if (windows_proc_table_ == nullptr) {
    windows_proc_table_ = std::make_shared<WindowsProcTable>();
  }
 
  // Take the binding handler, and give it a pointer back to self.
  binding_handler_ = std::move(window_binding);
  binding_handler_->SetView(this);
}

~FlutterWindowsView()

flutter::FlutterWindowsView::~FlutterWindowsView ( )

virtual

Definition at line 85 of file flutter_windows_view.cc.

                                        {
  // The engine renders into the view's surface. The engine must be
  // shutdown before the view's resources can be destroyed.
  if (engine_) {
    engine_->Stop();
  }
 
  DestroyRenderSurface();
}

References DestroyRenderSurface(), and flutter::FlutterWindowsEngine::Stop().

Member Function Documentation

accessibility_bridge()

std::weak_ptr<AccessibilityBridgeWindows> flutter::FlutterWindowsView::accessibility_bridge ( )

inline

Definition at line 207 of file flutter_windows_view.h.

                                                                 {
    return accessibility_bridge_;
  }

Referenced by flutter::FlutterWindowsEngine::Run().

AlertNode()

ui::AXPlatformNodeWin * flutter::FlutterWindowsView::AlertNode

(

)

const

Definition at line 674 of file flutter_windows_view.cc.

                                                         {
  return binding_handler_->GetAlert();
}

AnnounceAlert()

void flutter::FlutterWindowsView::AnnounceAlert

(

const std::wstring &

text

)

Definition at line 653 of file flutter_windows_view.cc.

                                                             {
  auto alert_delegate = binding_handler_->GetAlertDelegate();
  if (!alert_delegate) {
    return;
  }
  alert_delegate->SetText(fml::WideStringToUtf16(text));
  ui::AXPlatformNodeWin* alert_node = binding_handler_->GetAlert();
  NotifyWinEventWrapper(alert_node, ax::mojom::Event::kAlert);
}

References NotifyWinEventWrapper(), and text.

CreateAccessibilityBridge()

std::shared_ptr< AccessibilityBridgeWindows > flutter::FlutterWindowsView::CreateAccessibilityBridge ( )

protectedvirtual

Definition at line 679 of file flutter_windows_view.cc.

                                              {
  return std::make_shared<AccessibilityBridgeWindows>(this);
}

Referenced by UpdateSemanticsEnabled().

CreateRenderSurface()

void flutter::FlutterWindowsView::CreateRenderSurface

(

)

Definition at line 622 of file flutter_windows_view.cc.

                                             {
  if (engine_ && engine_->surface_manager()) {
    PhysicalWindowBounds bounds = binding_handler_->GetPhysicalWindowBounds();
    engine_->surface_manager()->CreateSurface(GetWindowHandle(), bounds.width,
                                              bounds.height);
 
    UpdateVsync(*engine_, NeedsVsync());
 
    resize_target_width_ = bounds.width;
    resize_target_height_ = bounds.height;
  }
}

References flutter::AngleSurfaceManager::CreateSurface(), GetWindowHandle(), flutter::PhysicalWindowBounds::height, flutter::FlutterWindowsEngine::surface_manager(), and flutter::PhysicalWindowBounds::width.

Referenced by flutter::testing::TEST().

DestroyRenderSurface()

void flutter::FlutterWindowsView::DestroyRenderSurface

(

)

Definition at line 635 of file flutter_windows_view.cc.

                                              {
  if (engine_ && engine_->surface_manager()) {
    engine_->surface_manager()->DestroySurface();
  }
}

References flutter::AngleSurfaceManager::DestroySurface(), and flutter::FlutterWindowsEngine::surface_manager().

Referenced by ~FlutterWindowsView().

ForceRedraw()

void flutter::FlutterWindowsView::ForceRedraw

(

)

Definition at line 136 of file flutter_windows_view.cc.

                                     {
  if (resize_status_ == ResizeState::kDone) {
    // Request new frame.
    engine_->ScheduleFrame();
  }
}

References flutter::FlutterWindowsEngine::ScheduleFrame().

Referenced by OnWindowRepaint().

GetAxFragmentRootDelegate()

ui::AXFragmentRootDelegateWin * flutter::FlutterWindowsView::GetAxFragmentRootDelegate ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 670 of file flutter_windows_view.cc.

                                                                           {
  return accessibility_bridge_.get();
}

GetEngine()

FlutterWindowsEngine * flutter::FlutterWindowsView::GetEngine

(

)

Definition at line 649 of file flutter_windows_view.cc.

                                                    {
  return engine_;
}

Referenced by flutter::AccessibilityBridgeWindows::DispatchAccessibilityAction(), FlutterDesktopViewGetGraphicsAdapter(), and flutter::testing::TEST().

GetFrameBufferId()

uint32_t flutter::FlutterWindowsView::GetFrameBufferId	(	size_t	width,
		size_t	height
	)

Definition at line 109 of file flutter_windows_view.cc.

                                                                         {
  // Called on an engine-controlled (non-platform) thread.
  std::unique_lock<std::mutex> lock(resize_mutex_);
 
  if (resize_status_ != ResizeState::kResizeStarted) {
    return kWindowFrameBufferID;
  }
 
  if (resize_target_width_ == width && resize_target_height_ == height) {
    // Platform thread is blocked for the entire duration until the
    // resize_status_ is set to kDone.
    engine_->surface_manager()->ResizeSurface(GetWindowHandle(), width, height,
                                              NeedsVsync());
    resize_status_ = ResizeState::kFrameGenerated;
  }
 
  return kWindowFrameBufferID;
}

References GetWindowHandle(), flutter::kWindowFrameBufferID, flutter::AngleSurfaceManager::ResizeSurface(), and flutter::FlutterWindowsEngine::surface_manager().

Referenced by flutter::testing::TEST().

GetNativeViewAccessible()

gfx::NativeViewAccessible flutter::FlutterWindowsView::GetNativeViewAccessible ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 291 of file flutter_windows_view.cc.

                                                                    {
  if (!accessibility_bridge_) {
    return nullptr;
  }
 
  return accessibility_bridge_->GetChildOfAXFragmentRoot();
}

GetWindowHandle()

HWND flutter::FlutterWindowsView::GetWindowHandle ( ) const

virtual

Definition at line 645 of file flutter_windows_view.cc.

                                               {
  return binding_handler_->GetWindowHandle();
}

Referenced by CreateRenderSurface(), FlutterDesktopViewGetHWND(), flutter::FlutterPlatformNodeDelegateWindows::GetBoundsRect(), GetFrameBufferId(), flutter::PlatformHandler::GetHasStrings(), flutter::PlatformHandler::GetPlainText(), flutter::FlutterPlatformNodeDelegateWindows::GetTargetForNativeAccessibilityEvent(), and flutter::PlatformHandler::SetPlainText().

NotifyWinEventWrapper()

void flutter::FlutterWindowsView::NotifyWinEventWrapper ( ui::AXPlatformNodeWin *  node, ax::mojom::Event  event  )

protectedvirtual

Definition at line 663 of file flutter_windows_view.cc.

                                                                   {
  if (node) {
    node->NotifyAccessibilityEvent(event);
  }
}

Referenced by AnnounceAlert().

OnComposeBegin()

void flutter::FlutterWindowsView::OnComposeBegin ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 254 of file flutter_windows_view.cc.

                                        {
  SendComposeBegin();
}

OnComposeChange()

void flutter::FlutterWindowsView::OnComposeChange ( const std::u16string &  text, int  cursor_pos  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 266 of file flutter_windows_view.cc.

                                                         {
  SendComposeChange(text, cursor_pos);
}

References text.

OnComposeCommit()

void flutter::FlutterWindowsView::OnComposeCommit ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 258 of file flutter_windows_view.cc.

                                         {
  SendComposeCommit();
}

OnComposeEnd()

void flutter::FlutterWindowsView::OnComposeEnd ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 262 of file flutter_windows_view.cc.

                                      {
  SendComposeEnd();
}

OnCursorRectUpdated()

void flutter::FlutterWindowsView::OnCursorRectUpdated ( const Rect &  rect )

virtual

Definition at line 299 of file flutter_windows_view.cc.

                                                             {
  binding_handler_->OnCursorRectUpdated(rect);
}

OnDwmCompositionChanged()

void flutter::FlutterWindowsView::OnDwmCompositionChanged

(

)

Definition at line 695 of file flutter_windows_view.cc.

                                                 {
  UpdateVsync(*engine_, NeedsVsync());
}

OnHighContrastChanged()

void flutter::FlutterWindowsView::OnHighContrastChanged ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 641 of file flutter_windows_view.cc.

                                               {
  engine_->UpdateHighContrastMode();
}

References flutter::FlutterWindowsEngine::UpdateHighContrastMode().

OnKey()

void flutter::FlutterWindowsView::OnKey ( int  key, int  scancode, int  action, char32_t  character, bool  extended, bool  was_down, KeyEventCallback  callback  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 244 of file flutter_windows_view.cc.

                                                          {
  SendKey(key, scancode, action, character, extended, was_down, callback);
}

References action, callback, character, extended, key, scancode, and was_down.

OnPointerDown()

void flutter::FlutterWindowsView::OnPointerDown ( double  x, double  y, FlutterPointerDeviceKind  device_kind, int32_t  device_id, FlutterPointerMouseButtons  button  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 190 of file flutter_windows_view.cc.

                                               {
  if (flutter_button != 0) {
    auto state = GetOrCreatePointerState(device_kind, device_id);
    state->buttons |= flutter_button;
    SendPointerDown(x, y, state);
  }
}

OnPointerLeave()

void flutter::FlutterWindowsView::OnPointerLeave ( double  x, double  y, FlutterPointerDeviceKind  device_kind, int32_t  device_id = 0  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 216 of file flutter_windows_view.cc.

                                                           {
  SendPointerLeave(x, y, GetOrCreatePointerState(device_kind, device_id));
}

OnPointerMove()

void flutter::FlutterWindowsView::OnPointerMove ( double  x, double  y, FlutterPointerDeviceKind  device_kind, int32_t  device_id, int  modifiers_state  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 181 of file flutter_windows_view.cc.

                                                            {
  engine_->keyboard_key_handler()->SyncModifiersIfNeeded(modifiers_state);
  SendPointerMove(x, y, GetOrCreatePointerState(device_kind, device_id));
}

References flutter::FlutterWindowsEngine::keyboard_key_handler(), and flutter::KeyboardHandlerBase::SyncModifiersIfNeeded().

OnPointerPanZoomEnd()

void flutter::FlutterWindowsView::OnPointerPanZoomEnd ( int32_t  device_id )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 236 of file flutter_windows_view.cc.

                                                              {
  SendPointerPanZoomEnd(device_id);
}

OnPointerPanZoomStart()

void flutter::FlutterWindowsView::OnPointerPanZoomStart ( int32_t  device_id )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 223 of file flutter_windows_view.cc.

                                                                {
  PointerLocation point = binding_handler_->GetPrimaryPointerLocation();
  SendPointerPanZoomStart(device_id, point.x, point.y);
}

References flutter::PointerLocation::x, and flutter::PointerLocation::y.

OnPointerPanZoomUpdate()

void flutter::FlutterWindowsView::OnPointerPanZoomUpdate ( int32_t  device_id, double  pan_x, double  pan_y, double  scale, double  rotation  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 228 of file flutter_windows_view.cc.

                                                                 {
  SendPointerPanZoomUpdate(device_id, pan_x, pan_y, scale, rotation);
}

OnPointerUp()

void flutter::FlutterWindowsView::OnPointerUp ( double  x, double  y, FlutterPointerDeviceKind  device_kind, int32_t  device_id, FlutterPointerMouseButtons  button  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 203 of file flutter_windows_view.cc.

                                               {
  if (flutter_button != 0) {
    auto state = GetOrCreatePointerState(device_kind, device_id);
    state->buttons &= ~flutter_button;
    SendPointerUp(x, y, state);
  }
}

OnResetImeComposing()

void flutter::FlutterWindowsView::OnResetImeComposing ( )

virtual

Definition at line 303 of file flutter_windows_view.cc.

                                             {
  binding_handler_->OnResetImeComposing();
}

OnScroll()

void flutter::FlutterWindowsView::OnScroll ( double  x, double  y, double  delta_x, double  delta_y, int  scroll_offset_multiplier, FlutterPointerDeviceKind  device_kind, int32_t  device_id  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 271 of file flutter_windows_view.cc.

                                                     {
  SendScroll(x, y, delta_x, delta_y, scroll_offset_multiplier, device_kind,
             device_id);
}

OnScrollInertiaCancel()

void flutter::FlutterWindowsView::OnScrollInertiaCancel ( int32_t  device_id )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 282 of file flutter_windows_view.cc.

                                                                {
  PointerLocation point = binding_handler_->GetPrimaryPointerLocation();
  SendScrollInertiaCancel(device_id, point.x, point.y);
}

References flutter::PointerLocation::x, and flutter::PointerLocation::y.

OnText()

void flutter::FlutterWindowsView::OnText ( const std::u16string &  text )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 240 of file flutter_windows_view.cc.

                                                        {
  SendText(text);
}

References text.

OnUpdateSemanticsEnabled()

void flutter::FlutterWindowsView::OnUpdateSemanticsEnabled ( bool  enabled )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 287 of file flutter_windows_view.cc.

                                                              {
  engine_->UpdateSemanticsEnabled(enabled);
}

References flutter::FlutterWindowsEngine::UpdateSemanticsEnabled().

OnWindowRepaint()

void flutter::FlutterWindowsView::OnWindowRepaint ( )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 177 of file flutter_windows_view.cc.

                                         {
  ForceRedraw();
}

References ForceRedraw().

Referenced by flutter::testing::TEST().

OnWindowSizeChanged()

void flutter::FlutterWindowsView::OnWindowSizeChanged ( size_t  width, size_t  height  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 143 of file flutter_windows_view.cc.

                                                                        {
  // Called on the platform thread.
  std::unique_lock<std::mutex> lock(resize_mutex_);
 
  if (!engine_->surface_manager()) {
    SendWindowMetrics(width, height, binding_handler_->GetDpiScale());
    return;
  }
 
  EGLint surface_width, surface_height;
  engine_->surface_manager()->GetSurfaceDimensions(&surface_width,
                                                   &surface_height);
 
  bool surface_will_update =
      SurfaceWillUpdate(surface_width, surface_height, width, height);
  if (surface_will_update) {
    resize_status_ = ResizeState::kResizeStarted;
    resize_target_width_ = width;
    resize_target_height_ = height;
  }
 
  SendWindowMetrics(width, height, binding_handler_->GetDpiScale());
 
  if (surface_will_update) {
    // Block the platform thread until:
    //   1. GetFrameBufferId is called with the right frame size.
    //   2. Any pending SwapBuffers calls have been invoked.
    resize_cv_.wait_for(lock, kWindowResizeTimeout,
                        [&resize_status = resize_status_] {
                          return resize_status == ResizeState::kDone;
                        });
  }
}

References flutter::AngleSurfaceManager::GetSurfaceDimensions(), and flutter::FlutterWindowsEngine::surface_manager().

Referenced by flutter::testing::TEST().

OnWindowStateEvent()

void flutter::FlutterWindowsView::OnWindowStateEvent ( HWND  hwnd, WindowStateEvent  event  )

overridevirtual

Implements flutter::WindowBindingHandlerDelegate.

Definition at line 699 of file flutter_windows_view.cc.

                                                                             {
  if (engine_) {
    engine_->OnWindowStateEvent(hwnd, event);
  }
}

References flutter::FlutterWindowsEngine::OnWindowStateEvent().

PresentSoftwareBitmap()

bool flutter::FlutterWindowsView::PresentSoftwareBitmap	(	const void *	allocation,
		size_t	row_bytes,
		size_t	height
	)

Definition at line 615 of file flutter_windows_view.cc.

                                                              {
  return binding_handler_->OnBitmapSurfaceUpdated(allocation, row_bytes,
                                                  height);
}

SendInitialBounds()

void flutter::FlutterWindowsView::SendInitialBounds

(

)

Definition at line 319 of file flutter_windows_view.cc.

                                           {
  PhysicalWindowBounds bounds = binding_handler_->GetPhysicalWindowBounds();
 
  SendWindowMetrics(bounds.width, bounds.height,
                    binding_handler_->GetDpiScale());
}

References flutter::PhysicalWindowBounds::height, and flutter::PhysicalWindowBounds::width.

SetEngine()

void flutter::FlutterWindowsView::SetEngine

(

FlutterWindowsEngine *

engine

)

Definition at line 95 of file flutter_windows_view.cc.

                                                               {
  FML_DCHECK(engine_ == nullptr);
  FML_DCHECK(engine != nullptr);
 
  engine_ = engine;
 
  engine_->SetView(this);
 
  PhysicalWindowBounds bounds = binding_handler_->GetPhysicalWindowBounds();
 
  SendWindowMetrics(bounds.width, bounds.height,
                    binding_handler_->GetDpiScale());
}

References flutter::PhysicalWindowBounds::height, flutter::FlutterWindowsEngine::SetView(), and flutter::PhysicalWindowBounds::width.

Referenced by flutter::testing::TEST().

SetFlutterCursor()

void flutter::FlutterWindowsView::SetFlutterCursor

(

HCURSOR

cursor

)

Definition at line 132 of file flutter_windows_view.cc.

                                                        {
  binding_handler_->SetFlutterCursor(cursor);
}

SwapBuffers()

bool flutter::FlutterWindowsView::SwapBuffers

(

)

Definition at line 576 of file flutter_windows_view.cc.

                                     {
  // Called on an engine-controlled (non-platform) thread.
  std::unique_lock<std::mutex> lock(resize_mutex_);
 
  switch (resize_status_) {
    // SwapBuffer requests during resize are ignored until the frame with the
    // right dimensions has been generated. This is marked with
    // kFrameGenerated resize status.
    case ResizeState::kResizeStarted:
      return false;
    case ResizeState::kFrameGenerated: {
      bool visible = binding_handler_->IsVisible();
      bool swap_buffers_result;
      // For visible windows swap the buffers while resize handler is waiting.
      // For invisible windows unblock the handler first and then swap buffers.
      // SwapBuffers waits for vsync and there's no point doing that for
      // invisible windows.
      if (visible) {
        swap_buffers_result = engine_->surface_manager()->SwapBuffers();
      }
      resize_status_ = ResizeState::kDone;
      lock.unlock();
      resize_cv_.notify_all();
 
      // Blocking the raster thread until DWM flushes alleviates glitches where
      // previous size surface is stretched over current size view.
      windows_proc_table_->DwmFlush();
 
      if (!visible) {
        swap_buffers_result = engine_->surface_manager()->SwapBuffers();
      }
      return swap_buffers_result;
    }
    case ResizeState::kDone:
    default:
      return engine_->surface_manager()->SwapBuffers();
  }
}

References flutter::FlutterWindowsEngine::surface_manager(), and flutter::AngleSurfaceManager::SwapBuffers().

UpdateFlutterCursor()

void flutter::FlutterWindowsView::UpdateFlutterCursor

(

const std::string &

cursor_name

)

Definition at line 128 of file flutter_windows_view.cc.

                                                                         {
  binding_handler_->UpdateFlutterCursor(cursor_name);
}

UpdateSemanticsEnabled()

void flutter::FlutterWindowsView::UpdateSemanticsEnabled ( bool  enabled )

virtual

Definition at line 683 of file flutter_windows_view.cc.

                                                            {
  if (semantics_enabled_ != enabled) {
    semantics_enabled_ = enabled;
 
    if (!semantics_enabled_ && accessibility_bridge_) {
      accessibility_bridge_.reset();
    } else if (semantics_enabled_ && !accessibility_bridge_) {
      accessibility_bridge_ = CreateAccessibilityBridge();
    }
  }
}

References CreateAccessibilityBridge().

---

The documentation for this class was generated from the following files:

• shell/platform/windows/flutter_windows_view.h
• shell/platform/windows/flutter_windows_view.cc