Category : Files from Magazines
Archive   : VOL11N15.ZIP
Filename : CLIPSRV1.C

 
Output of file : CLIPSRV1.C contained in archive : VOL11N15.ZIP
/* CLIPSRV1.C -- first version of clipboard server */

#include
#include
#include
#include "windows.h"
#include "objwnd.h"

#define WM_CLIPCMD (WM_USER+1)

extern BOOL FAR PASCAL IsWinOldApTask(HANDLE); /* undocumented */

HWND this_hwnd, hwndNextViewer;

void do_run(HWND hwnd, char far *cmd)
{
WinExec(cmd, SW_NORMAL);
}

void do_settitle(HWND hwnd, char far *cmd)
{
SendMessage(hwnd, WM_SETTEXT, 0, cmd);
}

#pragma argsused
long clipcmd(HWND hwnd, unsigned msg, WORD wparam, LONG lparam)
{
HWND owner = wparam; // HWND of clipboard owner
char far *s = (char far *) lparam;
char far *cmd = _fstrtok(s, " \t");
char far *param = s + _fstrlen(cmd) + 1;
if (_fstrcmp(cmd, "RUN") == 0)
do_run(owner, param);
else if (_fstrcmp(cmd, "SETTITLE") == 0)
do_settitle(owner, param);
else if (_fstrcmp(cmd, "EXIT") == 0)
SendMessage(hwnd, WM_DESTROY, 0, 0L);
_ffree((char far *) lparam);
return 0;
}

long check_clipboard(HWND hwnd, unsigned msg, WORD wparam, LONG lparam)
{
char far *fp = 0;
HWND owner;

if (hwndNextViewer)
SendMessage(hwndNextViewer, msg, wparam, lparam);

/* only process CMDCLIP requests from OLDAPs */
owner = GetClipboardOwner();
if (IsWinOldApTask(GetWindowTask(owner)))
{
HANDLE hGMem;
if (! OpenClipboard(hwnd))
return 0;
if (hGMem = GetClipboardData(CF_TEXT))
{
LPSTR lp = GlobalLock(hGMem);
if (_fstrncmp(lp, "CMDCLIP ", 8) == 0)
{
int len = _fstrlen(lp);
if ((lp[len-1] == '\n') || (lp[len-1] == '\r'))
lp[len-1] = '\0'; // remove CRLF
if ((fp = _fmalloc(len+1)) != 0)
{
char far *fp1 = fp;
char far *fp2 = &lp[8]; // remove "CMDCLIP "
while (*fp1++ = *fp2++)
;
}
else
; /* insufficient memory */
}
GlobalUnlock(hGMem);
}
CloseClipboard();
}
// don't send message until clipboard closed
if (fp)
SendMessage(hwnd, WM_CLIPCMD, owner, fp);
return 0;
}

long changecbchain(HWND hwnd, unsigned msg, WORD wparam, LONG lparam)
{
/* maintain linked list of clipboard viewers */
if (wparam == hwndNextViewer)
hwndNextViewer = LOWORD(lparam);
else if (hwndNextViewer)
SendMessage(hwndNextViewer, msg, wparam, lparam);
return 0;
}

#pragma argsused
long destroy(HWND hwnd, unsigned msg, WORD wparam, LONG lparam)
{
ChangeClipboardChain(this_hwnd, hwndNextViewer);
PostQuitMessage(0);
return 0;
}

#pragma argsused
int PASCAL WinMain(HANDLE hInstance, HANDLE hPrevInstance,
LPSTR lpCmdLine, int nCmdShow)
{
if (hPrevInstance)
{
MessageBox(NULL, "CLIPSERV already installed", "CLIPSERV", MB_OK);
return 1; // only one instance allowed
}

objwnd_init();
this_hwnd = objwnd(hPrevInstance, hInstance, "clipserv");
hwndNextViewer = SetClipboardViewer(this_hwnd);

on(WM_CHANGECBCHAIN, changecbchain);
on(WM_DRAWCLIPBOARD, check_clipboard);
on(WM_DESTROY, destroy);
on(WM_CLIPCMD, clipcmd); /* user-defined message */

return mainloop(); /* go resident */
}



  3 Responses to “Category : Files from Magazines
Archive   : VOL11N15.ZIP
Filename : CLIPSRV1.C
”

  1. Daniel says:
    January 27, 2013 at 3:59 pm

    Very nice! Thank you for this wonderful archive. I wonder why I found it only now. Long live the BBS file archives!

  2. Joshie says:
    March 18, 2014 at 4:57 pm

    This is so awesome! 😀 I’d be cool if you could download an entire archive of this at once, though.

  3. DiskingRound says:
    January 14, 2015 at 10:57 pm

    But one thing that puzzles me is the “mtswslnkmcjklsdlsbdmMICROSOFT” string. There is an article about it here. It is definitely worth a read: http://www.os2museum.com/wp/mtswslnk/