128 lines
4.2 KiB
C++
128 lines
4.2 KiB
C++
#include "flutter_window.h"
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#include <desktop_multi_window/desktop_multi_window_plugin.h>
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#include <texture_rgba_renderer/texture_rgba_renderer_plugin_c_api.h>
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#include <flutter_gpu_texture_renderer/flutter_gpu_texture_renderer_plugin_c_api.h>
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#include "flutter/generated_plugin_registrant.h"
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#include <flutter/event_channel.h>
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#include <flutter/event_sink.h>
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#include <flutter/event_stream_handler_functions.h>
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#include <flutter/method_channel.h>
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#include <flutter/standard_method_codec.h>
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#include <windows.h>
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#include <optional>
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#include <memory>
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#include "win32_desktop.h"
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FlutterWindow::FlutterWindow(const flutter::DartProject& project)
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: project_(project) {}
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FlutterWindow::~FlutterWindow() {}
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bool FlutterWindow::OnCreate() {
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if (!Win32Window::OnCreate()) {
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return false;
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}
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RECT frame = GetClientArea();
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// The size here must match the window dimensions to avoid unnecessary surface
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// creation / destruction in the startup path.
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flutter_controller_ = std::make_unique<flutter::FlutterViewController>(
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frame.right - frame.left, frame.bottom - frame.top, project_);
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// Ensure that basic setup of the controller was successful.
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if (!flutter_controller_->engine() || !flutter_controller_->view()) {
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return false;
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}
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RegisterPlugins(flutter_controller_->engine());
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flutter::MethodChannel<> channel(
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flutter_controller_->engine()->messenger(),
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"org.rustdesk.rustdesk/host",
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&flutter::StandardMethodCodec::GetInstance());
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channel.SetMethodCallHandler(
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[](const flutter::MethodCall<>& call, std::unique_ptr<flutter::MethodResult<>> result) {
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if (call.method_name() == "bumpMouse") {
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auto arguments = call.arguments();
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int dx = 0, dy = 0;
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if (std::holds_alternative<flutter::EncodableMap>(*arguments)) {
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auto argsMap = std::get<flutter::EncodableMap>(*arguments);
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auto dxIt = argsMap.find(flutter::EncodableValue("dx"));
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auto dyIt = argsMap.find(flutter::EncodableValue("dy"));
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if ((dxIt != argsMap.end()) && std::holds_alternative<int>(dxIt->second)) {
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dx = std::get<int>(dxIt->second);
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}
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if ((dyIt != argsMap.end()) && std::holds_alternative<int>(dyIt->second)) {
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dy = std::get<int>(dyIt->second);
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}
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} else if (std::holds_alternative<flutter::EncodableList>(*arguments)) {
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auto argsList = std::get<flutter::EncodableList>(*arguments);
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if ((argsList.size() >= 1) && std::holds_alternative<int>(argsList[0])) {
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dx = std::get<int>(argsList[0]);
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}
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if ((argsList.size() >= 2) && std::holds_alternative<int>(argsList[1])) {
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dy = std::get<int>(argsList[1]);
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}
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}
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bool succeeded = Win32Desktop::BumpMouse(dx, dy);
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result->Success(succeeded);
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}
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});
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DesktopMultiWindowSetWindowCreatedCallback([](void *controller) {
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auto *flutter_view_controller =
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reinterpret_cast<flutter::FlutterViewController *>(controller);
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auto *registry = flutter_view_controller->engine();
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TextureRgbaRendererPluginCApiRegisterWithRegistrar(
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registry->GetRegistrarForPlugin("TextureRgbaRendererPlugin"));
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FlutterGpuTextureRendererPluginCApiRegisterWithRegistrar(
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registry->GetRegistrarForPlugin("FlutterGpuTextureRendererPluginCApi"));
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});
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SetChildContent(flutter_controller_->view()->GetNativeWindow());
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return true;
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}
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void FlutterWindow::OnDestroy() {
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if (flutter_controller_) {
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flutter_controller_ = nullptr;
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}
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Win32Window::OnDestroy();
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}
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LRESULT
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FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
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WPARAM const wparam,
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LPARAM const lparam) noexcept {
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// Give Flutter, including plugins, an opportunity to handle window messages.
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if (flutter_controller_) {
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std::optional<LRESULT> result =
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flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam,
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lparam);
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if (result) {
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return *result;
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}
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}
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switch (message) {
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case WM_FONTCHANGE:
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flutter_controller_->engine()->ReloadSystemFonts();
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break;
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}
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return Win32Window::MessageHandler(hwnd, message, wparam, lparam);
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}
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