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C/C++ Source or Header  |  1992-05-19  |  1.3 KB  |  53 lines
  1. /* ----------- clipbord.c ------------ */
  2. #include "dflat.h"
  3.  
  4. char *Clipboard;
  5. unsigned ClipboardLength;
  6.  
  7. void CopyTextToClipboard(char *text)
  8. {
  9.     ClipboardLength = strlen(text);
  10.     Clipboard = DFrealloc(Clipboard, ClipboardLength);
  11.     memmove(Clipboard, text, ClipboardLength);
  12. }
  13.  
  14. void CopyToClipboard(WINDOW wnd)
  15. {
  16.     if (TextBlockMarked(wnd))    {
  17.         char *bbl=TextLine(wnd,wnd->BlkBegLine)+wnd->BlkBegCol;
  18.         char *bel=TextLine(wnd,wnd->BlkEndLine)+wnd->BlkEndCol;
  19.         ClipboardLength = (int) (bel - bbl);
  20.         Clipboard = DFrealloc(Clipboard, ClipboardLength);
  21.         memmove(Clipboard, bbl, ClipboardLength);
  22.     }
  23. }
  24.  
  25. void ClearClipboard(void)
  26. {
  27.     if (Clipboard != NULL)  {
  28.         free(Clipboard);
  29.         Clipboard = NULL;
  30.     }
  31. }
  32.  
  33.  
  34. BOOL PasteText(WINDOW wnd, char *SaveTo, unsigned len)
  35. {
  36.     if (SaveTo != NULL && len > 0)    {
  37.         unsigned plen = strlen(wnd->text) + len;
  38.  
  39.         if (plen <= wnd->MaxTextLength)    {
  40.             if (plen+1 > wnd->textlen)    {
  41.                 wnd->text = DFrealloc(wnd->text, plen+3);
  42.                 wnd->textlen = plen+1;
  43.             }
  44.               memmove(CurrChar+len, CurrChar, strlen(CurrChar)+1);
  45.                memmove(CurrChar, SaveTo, len);
  46.                BuildTextPointers(wnd);
  47.                wnd->TextChanged = TRUE;
  48.             return TRUE;
  49.         }
  50.     }
  51.     return FALSE;
  52. }
  53.