/* 16-bit Windows Selection processing for emacs on MS-Windows
Copyright (C) 1996, 1997, 2001 Free Software Foundation.
-
+
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
#include "buffer.h"
#include "charset.h"
#include "coding.h"
+#include "composite.h"
/* If ever some function outside this file will need to call any
clipboard-related function, the following prototypes and constants
empty_clipboard ()
{
__dpmi_regs regs;
-
+
/* Calls Int 2Fh/AX=1702h
Return Values AX == 0: Error occurred
<> 0: OK, Clipboard emptied */
the next loop by an additional test. */
register unsigned char *lcdp =
last_clipboard_text == NULL ? &null_char : last_clipboard_text;
-
+
/* Copy data from low memory, remove CR
characters before LF if needed. */
_farsetsel (_dos_ds);
"(Clipboard interface failure; clipboard data not set.)";
DEFUN ("w16-set-clipboard-data", Fw16_set_clipboard_data, Sw16_set_clipboard_data, 1, 2, 0,
- "This sets the clipboard data to the given text.")
- (string, frame)
- Lisp_Object string, frame;
+ doc: /* This sets the clipboard data to the given text. */)
+ (string, frame)
+ Lisp_Object string, frame;
{
unsigned ok = 1, put_status = 0;
- int nbytes;
+ int nbytes, charset_info, no_crlf_conversion;
unsigned char *src, *dst = NULL;
- int charset_info;
- int no_crlf_conversion;
CHECK_STRING (string);
-
+
if (NILP (frame))
frame = Fselected_frame ();
CHECK_LIVE_FRAME (frame);
if ( !FRAME_MSDOS_P (XFRAME (frame)))
goto done;
-
+
BLOCK_INPUT;
- nbytes = STRING_BYTES (XSTRING (string));
- src = XSTRING (string)->data;
+ nbytes = SBYTES (string);
+ src = SDATA (string);
/* Since we are now handling multilingual text, we must consider
encoding text for the clipboard. */
- charset_info = find_charset_in_text (src, XSTRING (string)->size, nbytes,
+ charset_info = find_charset_in_text (src, SCHARS (string), nbytes,
NULL, Qnil);
if (charset_info == 0)
Vnext_selection_coding_system = Vselection_coding_system;
setup_coding_system
(Fcheck_coding_system (Vnext_selection_coding_system), &coding);
+ if (SYMBOLP (coding.pre_write_conversion)
+ && !NILP (Ffboundp (coding.pre_write_conversion)))
+ {
+ string = run_pre_post_conversion_on_str (string, &coding, 1);
+ src = SDATA (string);
+ nbytes = SBYTES (string);
+ }
coding.src_multibyte = 1;
coding.dst_multibyte = 0;
Vnext_selection_coding_system = Qnil;
if (!open_clipboard ())
goto error;
-
+
ok = empty_clipboard ()
&& ((put_status
= set_clipboard_data (CF_OEMTEXT, src, nbytes, no_crlf_conversion))
if (!no_crlf_conversion)
Vlast_coding_system_used = Qraw_text;
close_clipboard ();
-
+
if (ok) goto unblock;
error:
-
+
ok = 0;
unblock:
}
sit_for (2, 0, 0, 1, 1);
}
-
+
done:
return (ok && put_status == 0 ? string : Qnil);
}
DEFUN ("w16-get-clipboard-data", Fw16_get_clipboard_data, Sw16_get_clipboard_data, 0, 1, 0,
- "This gets the clipboard data in text format.")
+ doc: /* This gets the clipboard data in text format. */)
(frame)
Lisp_Object frame;
{
unsigned data_size, truelen;
unsigned char *htext;
Lisp_Object ret = Qnil;
- int no_crlf_conversion;
- int require_encoding = 0;
+ int no_crlf_conversion, require_encoding = 0;
if (NILP (frame))
frame = Fselected_frame ();
CHECK_LIVE_FRAME (frame);
if ( !FRAME_MSDOS_P (XFRAME (frame)))
goto done;
-
+
BLOCK_INPUT;
-
+
if (!open_clipboard ())
goto unblock;
goto closeclip;
/* Do we need to decode it? */
- if (
-#if 1
- 1
-#else
- ! NILP (buffer_defaults.enable_multibyte_characters)
-#endif
- )
- {
- /* If the clipboard data contains any 8-bit Latin-1 code, we
- need to decode it. */
- int i;
-
- for (i = 0; i < truelen; i++)
- {
- if (htext[i] >= 0x80)
- {
- require_encoding = 1;
- break;
- }
- }
- }
+ {
+ /* If the clipboard data contains any 8-bit Latin-1 code, we
+ need to decode it. */
+ int i;
+
+ for (i = 0; i < truelen; i++)
+ {
+ if (htext[i] >= 0x80)
+ {
+ require_encoding = 1;
+ break;
+ }
+ }
+ }
if (require_encoding)
{
int bufsize;
coding.dst_multibyte = 1;
Vnext_selection_coding_system = Qnil;
coding.mode |= CODING_MODE_LAST_BLOCK;
+ /* We explicitely disable composition handling because selection
+ data should not contain any composition sequence. */
+ coding.composing = COMPOSITION_DISABLED;
truelen = get_clipboard_data (CF_OEMTEXT, htext, data_size, 1);
bufsize = decoding_buffer_size (&coding, truelen);
buf = (unsigned char *) xmalloc (bufsize);
ret = make_string_from_bytes ((char *) buf,
coding.produced_char, coding.produced);
xfree (buf);
+ if (SYMBOLP (coding.post_read_conversion)
+ && !NILP (Ffboundp (coding.post_read_conversion)))
+ ret = run_pre_post_conversion_on_str (ret, &coding, 0);
Vlast_coding_system_used = coding.symbol;
}
else
unblock:
UNBLOCK_INPUT;
-
+
done:
-
+
return (ret);
}
/* Support checking for a clipboard selection. */
DEFUN ("x-selection-exists-p", Fx_selection_exists_p, Sx_selection_exists_p,
- 0, 1, 0,
- "Whether there is an owner for the given X Selection.\n\
-The arg should be the name of the selection in question, typically one of\n\
-the symbols `PRIMARY', `SECONDARY', or `CLIPBOARD'.\n\
-\(Those are literal upper-case symbol names, since that's what X expects.)\n\
-For convenience, the symbol nil is the same as `PRIMARY',\n\
-and t is the same as `SECONDARY'.")
- (selection)
+ 0, 1, 0,
+ doc: /* Whether there is an owner for the given X Selection.
+The arg should be the name of the selection in question, typically one of
+the symbols `PRIMARY', `SECONDARY', or `CLIPBOARD'.
+\(Those are literal upper-case symbol names, since that's what X expects.)
+For convenience, the symbol nil is the same as `PRIMARY',
+and t is the same as `SECONDARY'. */)
+ (selection)
Lisp_Object selection;
{
CHECK_SYMBOL (selection);
return Qnil;
}
-void
+void
syms_of_win16select ()
{
defsubr (&Sw16_set_clipboard_data);
defsubr (&Sx_selection_exists_p);
DEFVAR_LISP ("selection-coding-system", &Vselection_coding_system,
- "Coding system for communicating with other X clients.\n\
-When sending or receiving text via cut_buffer, selection, and clipboard,\n\
-the text is encoded or decoded by this coding system.\n\
-A default value is `iso-latin-1-dos'");
- Vselection_coding_system=intern ("iso-latin-1-dos");
+ doc: /* Coding system for communicating with other X clients.
+When sending or receiving text via cut_buffer, selection, and clipboard,
+the text is encoded or decoded by this coding system.
+The default value is `iso-latin-1-dos'. */);
+ Vselection_coding_system = intern ("iso-latin-1-dos");
DEFVAR_LISP ("next-selection-coding-system", &Vnext_selection_coding_system,
- "Coding system for the next communication with other X clients.\n\
-Usually, `selection-coding-system' is used for communicating with\n\
-other X clients. But, if this variable is set, it is used for the\n\
-next communication only. After the communication, this variable is\n\
-set to nil.");
+ doc: /* Coding system for the next communication with other X clients.
+Usually, `selection-coding-system' is used for communicating with
+other X clients. But, if this variable is set, it is used for the
+next communication only. After the communication, this variable is
+set to nil. */);
Vnext_selection_coding_system = Qnil;
QPRIMARY = intern ("PRIMARY"); staticpro (&QPRIMARY);