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9178074e9a
Refactors the Windows embedding internals to make an engine object that owns things associated with the engine rather than the view, and updates the API surface to allow using the engine directly. This is an incremental step toward both a cleaner, non-struct-based internal structure and a finalized API surface.
57 lines
2.1 KiB
C++
57 lines
2.1 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOW_STATE_H_
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#define FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOW_STATE_H_
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#include "flutter/shell/platform/common/cpp/client_wrapper/include/flutter/plugin_registrar.h"
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#include "flutter/shell/platform/common/cpp/incoming_message_dispatcher.h"
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#include "flutter/shell/platform/embedder/embedder.h"
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namespace flutter {
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struct FlutterWindowsEngine;
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struct FlutterWindowsView;
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} // namespace flutter
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// Struct for storing state within an instance of the windows native (HWND or
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// CoreWindow) Window.
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struct FlutterDesktopViewControllerState {
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// The view that backs this state object.
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std::unique_ptr<flutter::FlutterWindowsView> view;
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// The window handle given to API clients.
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std::unique_ptr<FlutterDesktopView> view_wrapper;
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};
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// Opaque reference for the native windows itself. This is separate from the
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// controller so that it can be provided to plugins without giving them access
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// to all of the controller-based functionality.
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struct FlutterDesktopView {
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// The view that (indirectly) owns this state object.
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flutter::FlutterWindowsView* view = nullptr;
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};
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// State associated with the plugin registrar.
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struct FlutterDesktopPluginRegistrar {
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// The plugin messenger handle given to API clients.
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std::unique_ptr<FlutterDesktopMessenger> messenger;
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// The handle for the view associated with this registrar.
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std::unique_ptr<FlutterDesktopView> view;
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// Callback to be called on registrar destruction.
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FlutterDesktopOnRegistrarDestroyed destruction_handler;
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};
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// State associated with the messenger used to communicate with the engine.
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struct FlutterDesktopMessenger {
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// The Flutter engine this messenger sends outgoing messages to.
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FLUTTER_API_SYMBOL(FlutterEngine) engine;
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// The message dispatcher for handling incoming messages.
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flutter::IncomingMessageDispatcher* dispatcher;
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};
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#endif // FLUTTER_SHELL_PLATFORM_WINDOWS_FLUTTER_WINDOW_STATE_H_
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