| // Copyright 2013 The Flutter 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 "include/flutter/flutter_view_controller.h" |
| |
| #include <algorithm> |
| #include <iostream> |
| |
| namespace flutter { |
| |
| #ifdef WINUWP |
| FlutterViewController::FlutterViewController( |
| ABI::Windows::UI::Core::CoreWindow* window, |
| const DartProject& project) { |
| engine_ = std::make_unique<FlutterEngine>(project); |
| controller_ = FlutterDesktopViewControllerCreateFromCoreWindow( |
| window, engine_->RelinquishEngine()); |
| if (!controller_) { |
| std::cerr << "Failed to create view controller." << std::endl; |
| return; |
| } |
| view_ = std::make_unique<FlutterView>( |
| FlutterDesktopViewControllerGetView(controller_)); |
| } |
| #else |
| FlutterViewController::FlutterViewController(int width, |
| int height, |
| const DartProject& project) { |
| engine_ = std::make_unique<FlutterEngine>(project); |
| controller_ = FlutterDesktopViewControllerCreate(width, height, |
| engine_->RelinquishEngine()); |
| if (!controller_) { |
| std::cerr << "Failed to create view controller." << std::endl; |
| return; |
| } |
| view_ = std::make_unique<FlutterView>( |
| FlutterDesktopViewControllerGetView(controller_)); |
| } |
| #endif |
| |
| FlutterViewController::~FlutterViewController() { |
| if (controller_) { |
| FlutterDesktopViewControllerDestroy(controller_); |
| } |
| } |
| |
| #ifndef WINUWP |
| std::optional<LRESULT> FlutterViewController::HandleTopLevelWindowProc( |
| HWND hwnd, |
| UINT message, |
| WPARAM wparam, |
| LPARAM lparam) { |
| LRESULT result; |
| bool handled = FlutterDesktopViewControllerHandleTopLevelWindowProc( |
| controller_, hwnd, message, wparam, lparam, &result); |
| return handled ? result : std::optional<LRESULT>(std::nullopt); |
| } |
| #endif |
| |
| } // namespace flutter |
