VNCviewGS/clipboard.cc
Stephen Heumann 31ff375570 Post-1.0b1 work in progress from 2004.
This contains partial code for displaying the cursor locally.
2015-09-23 19:40:17 -05:00

118 lines
3.2 KiB
C++

#pragma noroot
#include <window.h>
#include <quickdraw.h>
#include <qdaux.h>
#include <desk.h>
#include <memory.h>
#include <resources.h>
#include <tcpip.h>
#include <menu.h>
#include <control.h>
#include <misctool.h>
#include <scrap.h>
#include <stdio.h>
#include <stdlib.h>
#include <event.h>
#include <limits.h>
#include "vncsession.h"
#include "vncview.h"
#include "vncdisplay.h"
#include "colortables.h"
#include "menus.h"
#include "clipboard.h"
#include "desktopsize.h"
#include "mouse.h"
#include "keyboard.h"
#include "copyrect.h"
#include "raw.h"
#include "hextile.h"
/* Update the Scrap Manager clipboard with new data sent from server.
*/
void DoServerCutText (void) {
unsigned long textLen;
unsigned long i;
if (! DoWaitingReadTCP (3)) { /* Read & ignore padding */
DoClose(vncWindow);
return;
}
if (! DoWaitingReadTCP (4)) {
DoClose(vncWindow);
return;
}
HLock(readBufferHndl);
textLen = SwapBytes4((unsigned long) **readBufferHndl);
HUnlock(readBufferHndl);
if (! DoWaitingReadTCP(textLen)) {
DoClose(vncWindow);
return;
};
if (allowClipboardTransfers) {
ZeroScrap();
HLock(readBufferHndl);
/* Convert lf->cr; Use pointer arithmetic so we can go over 64k */
for (i = 0; i < textLen; i++)
if (*((*(char **)readBufferHndl)+i) == '\n')
*((*(char **)readBufferHndl)+i) = '\r';
/* Below function call requires <scrap.h> to be fixed */
PutScrap(textLen, textScrap, (Pointer) *readBufferHndl);
/* Potential errors (e.g. out of memory) ignored */
HUnlock(readBufferHndl);
}
}
void DoSendClipboard (void) {
static struct clientCutText {
unsigned char messageType;
unsigned char padding1;
unsigned int padding2;
unsigned long length;
} clientCutTextStruct = { 6 /* Message type 6 */ };
Handle scrapHandle;
unsigned long i;
/* Only proceed if we're connected to the server and not view-only */
if (vncConnected && !viewOnlyMode) {
clientCutTextStruct.length = GetScrapSize(textScrap);
if (clientCutTextStruct.length == 0)
return;
clientCutTextStruct.length = SwapBytes4(clientCutTextStruct.length);
scrapHandle = NewHandle(1, userid(), 0x0000, NULL);
GetScrap(scrapHandle, textScrap);
if (toolerror())
goto end; /* abort if error */
if (TCPIPWriteTCP(hostIpid, &clientCutTextStruct.messageType,
sizeof(clientCutTextStruct), FALSE, FALSE))
goto end; /* abort if error */
if (toolerror())
goto end;
clientCutTextStruct.length = SwapBytes4(clientCutTextStruct.length);
HLock(scrapHandle);
/* Convert cr->lf; Use pointer arithmetic so we can go over 64k */
for (i = 0; i < clientCutTextStruct.length; i++)
if (*((*(char **)scrapHandle)+i) == '\r')
*((*(char **)scrapHandle)+i) = '\n';
TCPIPWriteTCP(hostIpid, (Pointer) *scrapHandle,
clientCutTextStruct.length, TRUE, FALSE);
/* Can't handle errors usefully here */
HUnlock(scrapHandle);
end:
DisposeHandle(scrapHandle);
}
}