Milestone 5: deliver embedded RDP sessions and lifecycle hardening

2026-03-03 18:59:26 -07:00
parent 230a401386
commit 36006bd4aa
2941 changed files with 724359 additions and 77 deletions
--- a/third_party/FreeRDP/client/SDL/SDL3/sdl_disp.hpp
+++ b/third_party/FreeRDP/client/SDL/SDL3/sdl_disp.hpp
@@ -0,0 +1,78 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Implementation
+ * SDL Display Control Channel
+ *
+ * Copyright 2023 Armin Novak <armin.novak@thincast.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include <vector>
+
+#include <freerdp/types.h>
+#include <freerdp/event.h>
+#include <freerdp/client/disp.h>
+
+#include "sdl_types.hpp"
+
+#include <SDL3/SDL.h>
+
+class sdlDispContext
+{
+
+  public:
+	explicit sdlDispContext(SdlContext* sdl);
+	sdlDispContext(const sdlDispContext& other) = delete;
+	sdlDispContext(sdlDispContext&& other) = delete;
+	virtual ~sdlDispContext();
+
+	sdlDispContext& operator=(const sdlDispContext& other) = delete;
+	sdlDispContext& operator=(sdlDispContext&& other) = delete;
+
+	[[nodiscard]] bool init(DispClientContext* disp);
+	[[nodiscard]] bool uninit(DispClientContext* disp);
+
+	[[nodiscard]] bool handleEvent(const SDL_DisplayEvent& ev);
+	[[nodiscard]] bool handleEvent(const SDL_WindowEvent& ev);
+
+  private:
+	[[nodiscard]] UINT DisplayControlCaps(UINT32 maxNumMonitors, UINT32 maxMonitorAreaFactorA,
+	                                      UINT32 maxMonitorAreaFactorB);
+	[[nodiscard]] bool setWindowResizeable();
+
+	[[nodiscard]] bool sendResize();
+	[[nodiscard]] bool settings_changed(const std::vector<DISPLAY_CONTROL_MONITOR_LAYOUT>& layout);
+	[[nodiscard]] bool sendLayout(const rdpMonitor* monitors, size_t nmonitors);
+
+	[[nodiscard]] bool addTimer();
+
+	[[nodiscard]] bool updateMonitor(SDL_WindowID id);
+	[[nodiscard]] bool updateMonitors(SDL_EventType type, SDL_DisplayID displayID);
+
+	[[nodiscard]] static UINT DisplayControlCaps(DispClientContext* disp, UINT32 maxNumMonitors,
+	                                             UINT32 maxMonitorAreaFactorA,
+	                                             UINT32 maxMonitorAreaFactorB);
+	static void OnActivated(void* context, const ActivatedEventArgs* e);
+	static void OnGraphicsReset(void* context, const GraphicsResetEventArgs* e);
+	[[nodiscard]] static Uint32 SDLCALL OnTimer(void* param, SDL_TimerID timerID, Uint32 interval);
+
+	SdlContext* _sdl = nullptr;
+	DispClientContext* _disp = nullptr;
+	UINT64 _lastSentDate = 0;
+	bool _activated = false;
+	bool _waitingResize = false;
+	SDL_TimerID _timer = 0;
+	unsigned _timer_retries = 0;
+	std::vector<DISPLAY_CONTROL_MONITOR_LAYOUT> _last_sent_layout;
+};