123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100 |
- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- * Copyright 2009-2019 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.
- */
- //
- // SMsgHandler - class to handle incoming messages on the server side.
- //
-
- #ifndef __RFB_SMSGHANDLER_H__
- #define __RFB_SMSGHANDLER_H__
-
- #include <rdr/types.h>
- #include <rfb/PixelFormat.h>
- #include <rfb/ClientParams.h>
- #include <rfb/InputHandler.h>
- #include <rfb/ScreenSet.h>
-
- namespace rdr { class InStream; }
-
- namespace rfb {
-
- class SMsgHandler : public InputHandler {
- public:
- SMsgHandler();
- virtual ~SMsgHandler();
-
- // The following methods are called as corresponding messages are read. A
- // derived class should override these methods as desired. Note that for
- // the setPixelFormat(), setEncodings() and clipboardCaps() methods, a
- // derived class must call on to SMsgHandler's methods.
-
- virtual void clientInit(bool shared);
-
- virtual void setPixelFormat(const PixelFormat& pf);
- virtual void setEncodings(int nEncodings, const rdr::S32* encodings);
- virtual void framebufferUpdateRequest(const Rect& r, bool incremental) = 0;
- virtual void setDesktopSize(int fb_width, int fb_height,
- const ScreenSet& layout) = 0;
- virtual void fence(rdr::U32 flags, unsigned len, const char data[]) = 0;
- virtual void enableContinuousUpdates(bool enable,
- int x, int y, int w, int h) = 0;
-
- virtual void handleClipboardCaps(rdr::U32 flags,
- const rdr::U32* lengths);
- virtual void handleClipboardRequest(rdr::U32 flags);
- virtual void handleClipboardPeek();
- virtual void handleClipboardNotify(rdr::U32 flags);
- virtual void handleClipboardProvide(rdr::U32 flags,
- const size_t* lengths,
- const rdr::U8* const* data);
-
- // InputHandler interface
- // The InputHandler methods will be called for the corresponding messages.
-
- // supportsLocalCursor() is called whenever the status of
- // cp.supportsLocalCursor has changed. At the moment this happens on a
- // setEncodings message, but in the future this may be due to a message
- // specially for this purpose.
- virtual void supportsLocalCursor();
-
- // supportsFence() is called the first time we detect support for fences
- // in the client. A fence message should be sent at this point to notify
- // the client of server support.
- virtual void supportsFence();
-
- // supportsContinuousUpdates() is called the first time we detect that
- // the client wants the continuous updates extension. A
- // EndOfContinuousUpdates message should be sent back to the client at
- // this point if it is supported.
- virtual void supportsContinuousUpdates();
-
- // supportsLEDState() is called the first time we detect that the
- // client supports the LED state extension. A LEDState message
- // should be sent back to the client to inform it of the current
- // server state.
- virtual void supportsLEDState();
-
- // supportsQEMUKeyEvent() is called the first time we detect that the
- // client wants the QEMU Extended Key Event extension. The default
- // handler will send a pseudo-rect back, signalling server support.
- virtual void supportsQEMUKeyEvent();
-
- ClientParams client;
- };
- }
- #endif
|