KasmVNC/unix/xserver/hw/vnc/XserverDesktop.h
2023-01-10 13:56:13 +02:00

143 lines
5.0 KiB
C++

/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
* Copyright 2009-2015 Pierre Ossman for Cendio AB
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
//
// XserverDesktop.h
//
#ifndef __XSERVERDESKTOP_H__
#define __XSERVERDESKTOP_H__
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <map>
#include <stdint.h>
#include <rfb/SDesktop.h>
#include <rfb/PixelBuffer.h>
#include <rfb/Configuration.h>
#include <rfb/VNCServerST.h>
#include <unixcommon.h>
#include "Input.h"
namespace rfb {
class VNCServerST;
}
namespace network { class SocketListener; class Socket; class SocketServer; }
class XserverDesktop : public rfb::SDesktop, public rfb::FullFramePixelBuffer,
public rfb::VNCServerST::QueryConnectionHandler,
public rfb::Timer::Callback {
public:
XserverDesktop(int screenIndex,
std::list<network::SocketListener*> listeners_,
const char* name, const rfb::PixelFormat &pf,
int width, int height, void* fbptr, int stride);
virtual ~XserverDesktop();
// methods called from X server code
void blockUpdates();
void unblockUpdates();
void setFramebuffer(int w, int h, void* fbptr, int stride);
void refreshScreenLayout();
void requestClipboard();
void clearLocalClipboards();
void announceClipboard(bool available);
void clearBinaryClipboardData();
void sendBinaryClipboardData(const char* mime, const unsigned char *data,
const unsigned len);
void getBinaryClipboardData(const char *mime, const unsigned char **ptr,
unsigned *len);
void bell();
void setLEDState(unsigned int state);
void setDesktopName(const char* name);
void setCursor(int width, int height, int hotX, int hotY,
const unsigned char *rgbaData);
void setCursorPos(int x, int y, bool warped);
void add_changed(const rfb::Region &region);
void add_copied(const rfb::Region &dest, const rfb::Point &delta);
void handleSocketEvent(int fd, bool read, bool write);
void blockHandler(int* timeout);
void addClient(network::Socket* sock, bool reverse);
void disconnectClients();
// QueryConnect methods called from X server code
// getQueryConnect()
// Returns information about the currently waiting query
// (or an id of 0 if there is none waiting)
void getQueryConnect(uint32_t* opaqueId, const char** address,
const char** username, int *timeout);
// approveConnection()
// Used by X server code to supply the result of a query.
void approveConnection(uint32_t opaqueId, bool accept,
const char* rejectMsg=0);
// rfb::SDesktop callbacks
virtual void pointerEvent(const rfb::Point& pos, const rfb::Point& abspos, int buttonMask,
const bool skipClick, const bool skipRelease, int scrollX = 0, int scrollY = 0);
virtual void keyEvent(rdr::U32 keysym, rdr::U32 keycode, bool down);
virtual unsigned int setScreenLayout(int fb_width, int fb_height,
const rfb::ScreenSet& layout);
virtual void handleClipboardAnnounce(bool available);
virtual void handleClipboardAnnounceBinary(const unsigned num, const char mimes[][32]);
// rfb::PixelBuffer callbacks
virtual void grabRegion(const rfb::Region& r);
// rfb::VNCServerST::QueryConnectionHandler callback
virtual rfb::VNCServerST::queryResult queryConnection(network::Socket* sock,
const char* userName,
char** reason);
protected:
bool handleListenerEvent(int fd,
std::list<network::SocketListener*>* sockets,
network::SocketServer* sockserv);
bool handleSocketEvent(int fd,
network::SocketServer* sockserv,
bool read, bool write);
virtual bool handleTimeout(rfb::Timer* t);
private:
int screenIndex;
rfb::VNCServerST* server;
std::list<network::SocketListener*> listeners;
bool directFbptr;
uint32_t queryConnectId;
network::Socket* queryConnectSocket;
rfb::CharArray queryConnectAddress;
rfb::CharArray queryConnectUsername;
rfb::Timer queryConnectTimer;
OutputIdMap outputIdMap;
rfb::Point oldCursorPos;
bool resizing;
};
#endif