window_manager.h File Reference

#include <windows.h>
#include <functional>
#include <optional>
#include <unordered_map>
#include <vector>
#include "flutter/shell/platform/common/public/flutter_export.h"
#include "flutter/fml/macros.h"
#include "flutter/shell/platform/common/isolate_scope.h"
#include "flutter/shell/platform/embedder/embedder.h"

Go to the source code of this file.

Classes
struct	flutter::WindowSizeRequest
struct	flutter::WindowConstraints
struct	flutter::WindowRect
struct	flutter::WindowSize
struct	flutter::RegularWindowCreationRequest
struct	flutter::DialogWindowCreationRequest
struct	flutter::TooltipWindowCreationRequest
struct	flutter::WindowsMessage
struct	flutter::WindowingInitRequest
struct	flutter::ActualWindowSize
struct	flutter::FullscreenRequest
class	flutter::WindowManager

Namespaces
namespace	flutter

Typedefs
typedef WindowRect *(*	flutter::GetWindowPositionCallback) (const WindowSize &child_size, const WindowRect &parent_rect, const WindowRect &output_rect)

Functions
FLUTTER_EXPORT void	InternalFlutterWindows_WindowManager_Initialize (int64_t engine_id, const flutter::WindowingInitRequest *request)
FLUTTER_EXPORT FlutterViewId	InternalFlutterWindows_WindowManager_CreateRegularWindow (int64_t engine_id, const flutter::RegularWindowCreationRequest *request)
FLUTTER_EXPORT FlutterViewId	InternalFlutterWindows_WindowManager_CreateDialogWindow (int64_t engine_id, const flutter::DialogWindowCreationRequest *request)
FLUTTER_EXPORT FlutterViewId	InternalFlutterWindows_WindowManager_CreateTooltipWindow (int64_t engine_id, const flutter::TooltipWindowCreationRequest *request)
FLUTTER_EXPORT HWND	InternalFlutterWindows_WindowManager_GetTopLevelWindowHandle (int64_t engine_id, FlutterViewId view_id)
FLUTTER_EXPORT flutter::ActualWindowSize	InternalFlutterWindows_WindowManager_GetWindowContentSize (HWND hwnd)
FLUTTER_EXPORT void	InternalFlutterWindows_WindowManager_SetWindowSize (HWND hwnd, const flutter::WindowSizeRequest *size)
FLUTTER_EXPORT void	InternalFlutterWindows_WindowManager_SetWindowConstraints (HWND hwnd, const flutter::WindowConstraints *constraints)
FLUTTER_EXPORT void	InternalFlutterWindows_WindowManager_SetFullscreen (HWND hwnd, const flutter::FullscreenRequest *request)
FLUTTER_EXPORT void	InternalFlutterWindows_WindowManager_OnDestroyWindow (HWND hwnd)
FLUTTER_EXPORT bool	InternalFlutterWindows_WindowManager_GetFullscreen (HWND hwnd)
FLUTTER_EXPORT void	InternalFlutterWindows_WindowManager_UpdateTooltipPosition (HWND hwnd)

Function Documentation

InternalFlutterWindows_WindowManager_CreateDialogWindow()

FLUTTER_EXPORT FlutterViewId InternalFlutterWindows_WindowManager_CreateDialogWindow	(	int64_t	engine_id,
		const flutter::DialogWindowCreationRequest *	request
	)

Definition at line 149 of file window_manager.cc.

                                                       {
  flutter::FlutterWindowsEngine* engine =
      flutter::FlutterWindowsEngine::GetEngineForId(engine_id);
  return engine->window_manager()->CreateDialogWindow(request);
}

References engine, and flutter::FlutterWindowsEngine::GetEngineForId().

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_CreateRegularWindow()

FLUTTER_EXPORT FlutterViewId InternalFlutterWindows_WindowManager_CreateRegularWindow	(	int64_t	engine_id,
		const flutter::RegularWindowCreationRequest *	request
	)

Definition at line 140 of file window_manager.cc.

                                                        {
  flutter::FlutterWindowsEngine* engine =
      flutter::FlutterWindowsEngine::GetEngineForId(engine_id);
  return engine->window_manager()->CreateRegularWindow(request);
}

References engine, and flutter::FlutterWindowsEngine::GetEngineForId().

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_CreateTooltipWindow()

FLUTTER_EXPORT FlutterViewId InternalFlutterWindows_WindowManager_CreateTooltipWindow	(	int64_t	engine_id,
		const flutter::TooltipWindowCreationRequest *	request
	)

Definition at line 158 of file window_manager.cc.

                                                        {
  flutter::FlutterWindowsEngine* engine =
      flutter::FlutterWindowsEngine::GetEngineForId(engine_id);
  return engine->window_manager()->CreateTooltipWindow(request);
}

References engine, and flutter::FlutterWindowsEngine::GetEngineForId().

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_GetFullscreen()

FLUTTER_EXPORT bool InternalFlutterWindows_WindowManager_GetFullscreen

(

HWND

hwnd

)

Definition at line 235 of file window_manager.cc.

                                                                   {
  flutter::HostWindow* window = flutter::HostWindow::GetThisFromHandle(hwnd);
  if (window) {
    return window->GetFullscreen();
  }
 
  return false;
}

References flutter::HostWindow::GetThisFromHandle(), and window.

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_GetTopLevelWindowHandle()

FLUTTER_EXPORT HWND InternalFlutterWindows_WindowManager_GetTopLevelWindowHandle	(	int64_t	engine_id,
		FlutterViewId	view_id
	)

Definition at line 166 of file window_manager.cc.

                           {
  flutter::FlutterWindowsEngine* engine =
      flutter::FlutterWindowsEngine::GetEngineForId(engine_id);
  flutter::FlutterWindowsView* view = engine->view(view_id);
  if (view == nullptr) {
    return nullptr;
  } else {
    return GetAncestor(view->GetWindowHandle(), GA_ROOT);
  }
}

References engine, flutter::FlutterWindowsEngine::GetEngineForId(), view, and view_id.

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_GetWindowContentSize()

FLUTTER_EXPORT flutter::ActualWindowSize InternalFlutterWindows_WindowManager_GetWindowContentSize

(

HWND

hwnd

)

Definition at line 180 of file window_manager.cc.

                                                                     {
  return flutter::HostWindow::GetWindowContentSize(hwnd);
}

References flutter::HostWindow::GetWindowContentSize().

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_Initialize()

FLUTTER_EXPORT void InternalFlutterWindows_WindowManager_Initialize	(	int64_t	engine_id,
		const flutter::WindowingInitRequest *	request
	)

Definition at line 132 of file window_manager.cc.

                                                {
  flutter::FlutterWindowsEngine* engine =
      flutter::FlutterWindowsEngine::GetEngineForId(engine_id);
  engine->window_manager()->Initialize(request);
}

References engine, and flutter::FlutterWindowsEngine::GetEngineForId().

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

InternalFlutterWindows_WindowManager_OnDestroyWindow()

FLUTTER_EXPORT void InternalFlutterWindows_WindowManager_OnDestroyWindow

(

HWND

hwnd

)

Definition at line 193 of file window_manager.cc.

                                                                     {
  flutter::HostWindow* window = flutter::HostWindow::GetThisFromHandle(hwnd);
  HWND flutter_view_handle = nullptr;
  if (window) {
    // First reparent the FlutterView to null parent. Otherwise destroying
    // the window HWND will immediately destroy the FlutterView HWND as well,
    // which will cause crash when raster thread tries to reallocate surface.
    // The FlutterView may only be destroyed safely when
    // FlutterWindowsEngine::RemoveView finishes.
    flutter_view_handle = window->GetFlutterViewWindowHandle();
    ShowWindow(flutter_view_handle, SW_HIDE);
    SetParent(flutter_view_handle, nullptr);
  }
  DestroyWindow(hwnd);
  if (flutter_view_handle) {
    // Now the flutter view HWND can be destroyed safely.
    DestroyWindow(flutter_view_handle);
  }
}

References flutter::HostWindow::GetThisFromHandle(), and window.

Referenced by flutter::WindowManager::OnEngineShutdown().

InternalFlutterWindows_WindowManager_SetFullscreen()

FLUTTER_EXPORT void InternalFlutterWindows_WindowManager_SetFullscreen	(	HWND	hwnd,
		const flutter::FullscreenRequest *	request
	)

Definition at line 222 of file window_manager.cc.

                                             {
  flutter::HostWindow* window = flutter::HostWindow::GetThisFromHandle(hwnd);
  const std::optional<FlutterEngineDisplayId> display_id =
      request->has_display_id
          ? std::optional<FlutterEngineDisplayId>(request->display_id)
          : std::nullopt;
  if (window) {
    window->SetFullscreen(request->fullscreen, display_id);
  }
}

References flutter::FullscreenRequest::display_id, flutter::FullscreenRequest::fullscreen, flutter::HostWindow::GetThisFromHandle(), flutter::FullscreenRequest::has_display_id, and window.

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_SetWindowConstraints()

FLUTTER_EXPORT void InternalFlutterWindows_WindowManager_SetWindowConstraints	(	HWND	hwnd,
		const flutter::WindowConstraints *	constraints
	)

Definition at line 213 of file window_manager.cc.

                                                 {
  flutter::HostWindow* window = flutter::HostWindow::GetThisFromHandle(hwnd);
  if (window) {
    window->SetConstraints(*constraints);
  }
}

References flutter::HostWindow::GetThisFromHandle(), and window.

Referenced by flutter::testing::TEST_F(), flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_SetWindowSize()

FLUTTER_EXPORT void InternalFlutterWindows_WindowManager_SetWindowSize	(	HWND	hwnd,
		const flutter::WindowSizeRequest *	size
	)

Definition at line 184 of file window_manager.cc.

                                          {
  flutter::HostWindow* window = flutter::HostWindow::GetThisFromHandle(hwnd);
  if (window) {
    window->SetContentSize(*size);
  }
}

References flutter::HostWindow::GetThisFromHandle(), and window.

Referenced by flutter::testing::TEST_F(), and flutter::testing::TEST_F().

InternalFlutterWindows_WindowManager_UpdateTooltipPosition()

FLUTTER_EXPORT void InternalFlutterWindows_WindowManager_UpdateTooltipPosition

(

HWND

hwnd

)

Definition at line 245 of file window_manager.cc.

                                                                           {
  flutter::HostWindow* window = flutter::HostWindow::GetThisFromHandle(hwnd);
  flutter::HostWindowTooltip* tooltip_window =
      reinterpret_cast<flutter::HostWindowTooltip*>(window);
  tooltip_window->UpdatePosition();
}

References flutter::HostWindow::GetThisFromHandle(), flutter::HostWindowTooltip::UpdatePosition(), and window.