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150 lines
3.4 KiB
150 lines
3.4 KiB
/* PDCurses */
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#include "pdcwin.h"
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#include <string.h>
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/*man-start**************************************************************
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clipboard
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---------
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### Synopsis
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int PDC_getclipboard(char **contents, long *length);
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int PDC_setclipboard(const char *contents, long length);
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int PDC_freeclipboard(char *contents);
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int PDC_clearclipboard(void);
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### Description
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PDC_getclipboard() gets the textual contents of the system's
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clipboard. This function returns the contents of the clipboard in the
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contents argument. It is the responsibility of the caller to free the
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memory returned, via PDC_freeclipboard(). The length of the clipboard
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contents is returned in the length argument.
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PDC_setclipboard copies the supplied text into the system's
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clipboard, emptying the clipboard prior to the copy.
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PDC_clearclipboard() clears the internal clipboard.
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### Return Values
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indicator of success/failure of call.
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PDC_CLIP_SUCCESS the call was successful
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PDC_CLIP_MEMORY_ERROR unable to allocate sufficient memory for
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the clipboard contents
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PDC_CLIP_EMPTY the clipboard contains no text
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PDC_CLIP_ACCESS_ERROR no clipboard support
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### Portability
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X/Open ncurses NetBSD
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PDC_getclipboard - - -
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PDC_setclipboard - - -
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PDC_freeclipboard - - -
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PDC_clearclipboard - - -
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**man-end****************************************************************/
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#ifdef PDC_WIDE
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# define PDC_TEXT CF_UNICODETEXT
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#else
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# define PDC_TEXT CF_OEMTEXT
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#endif
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int PDC_getclipboard(char **contents, long *length)
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{
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HANDLE handle;
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long len;
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PDC_LOG(("PDC_getclipboard() - called\n"));
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if (!OpenClipboard(NULL))
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return PDC_CLIP_ACCESS_ERROR;
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if ((handle = GetClipboardData(PDC_TEXT)) == NULL)
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{
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CloseClipboard();
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return PDC_CLIP_EMPTY;
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}
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#ifdef PDC_WIDE
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len = wcslen((wchar_t *)handle) * 3;
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#else
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len = strlen((char *)handle);
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#endif
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*contents = (char *)GlobalAlloc(GMEM_FIXED, len + 1);
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if (!*contents)
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{
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CloseClipboard();
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return PDC_CLIP_MEMORY_ERROR;
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}
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#ifdef PDC_WIDE
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len = PDC_wcstombs((char *)*contents, (wchar_t *)handle, len);
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#else
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strcpy((char *)*contents, (char *)handle);
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#endif
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*length = len;
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CloseClipboard();
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return PDC_CLIP_SUCCESS;
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}
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int PDC_setclipboard(const char *contents, long length)
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{
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HGLOBAL ptr1;
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LPTSTR ptr2;
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PDC_LOG(("PDC_setclipboard() - called\n"));
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if (!OpenClipboard(NULL))
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return PDC_CLIP_ACCESS_ERROR;
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ptr1 = GlobalAlloc(GMEM_MOVEABLE|GMEM_DDESHARE,
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(length + 1) * sizeof(TCHAR));
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if (!ptr1)
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return PDC_CLIP_MEMORY_ERROR;
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ptr2 = GlobalLock(ptr1);
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#ifdef PDC_WIDE
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PDC_mbstowcs((wchar_t *)ptr2, contents, length);
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#else
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memcpy((char *)ptr2, contents, length + 1);
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#endif
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GlobalUnlock(ptr1);
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EmptyClipboard();
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if (!SetClipboardData(PDC_TEXT, ptr1))
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{
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GlobalFree(ptr1);
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return PDC_CLIP_ACCESS_ERROR;
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}
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CloseClipboard();
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GlobalFree(ptr1);
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return PDC_CLIP_SUCCESS;
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}
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int PDC_freeclipboard(char *contents)
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{
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PDC_LOG(("PDC_freeclipboard() - called\n"));
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GlobalFree(contents);
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return PDC_CLIP_SUCCESS;
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}
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int PDC_clearclipboard(void)
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{
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PDC_LOG(("PDC_clearclipboard() - called\n"));
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EmptyClipboard();
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return PDC_CLIP_SUCCESS;
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}
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