161 lines
3.9 KiB
C++
161 lines
3.9 KiB
C++
// This may look like C code, but it is really -*- C++ -*-
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// ------------------------------------------------------------------
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// The Goldware Library
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// Copyright (C) 1990-1999 Odinn Sorensen
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// Copyright (C) 1999 Alexander S. Aganichev
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// ------------------------------------------------------------------
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this program; if not, write to the Free
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// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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// MA 02111-1307, USA
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// ------------------------------------------------------------------
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// $Id$
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// ------------------------------------------------------------------
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// Misc. clipboards support.
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// ------------------------------------------------------------------
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#include <gstrall.h>
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#include <gutlmisc.h>
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#include <gutlclip.h>
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#include <gmemdbg.h>
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#include <gutlos.h>
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// ------------------------------------------------------------------
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int clipboard_available = -1;
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char *fake_clipboard = NULL;
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// ------------------------------------------------------------------
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void fake_clipboard_destroy() {
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if(fake_clipboard)
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throw_free(fake_clipboard);
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}
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// ------------------------------------------------------------------
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gclipbrd::gclipbrd() {
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len = -1;
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clipdata = NULL;
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cliphdl = NULL;
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#if defined(GUTLOS_FUNCS)
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if(clipboard_available == -1)
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clipboard_available = g_is_clip_available() ? 1 : 0;
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#else
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clipboard_available = 0;
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#endif
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if(not clipboard_available and not fake_clipboard) {
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fake_clipboard = throw_strdup("");
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atexit(fake_clipboard_destroy);
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}
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}
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// ------------------------------------------------------------------
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bool gclipbrd::openread() {
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if(not clipboard_available) {
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cliphdl = clipdata = fake_clipboard;
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if(fake_clipboard != NULL) {
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len = strlen(cliphdl);
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return true;
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}
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else
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return false;
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}
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#if defined(GUTLOS_FUNCS)
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cliphdl = clipdata = g_get_clip_text();
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if (clipdata != NULL) {
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len = strlen(clipdata);
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return true;
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}
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#endif
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return false;
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}
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// ------------------------------------------------------------------
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bool gclipbrd::writeclipbrd(const char* buf) {
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if(not clipboard_available) {
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if(fake_clipboard)
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throw_free(fake_clipboard);
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fake_clipboard = throw_strdup(buf);
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return (fake_clipboard != NULL) ? true : false;
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}
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#if defined(GUTLOS_FUNCS)
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return (g_put_clip_text(buf) == 0) ? true : false;
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#else
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return false;
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#endif
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}
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// ------------------------------------------------------------------
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char* gclipbrd::read(char* buffer, int maxlen) {
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if(len>0) {
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int i = MinV(len, maxlen);
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char* p = strpbrk(clipdata, "\r\n");
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if(p and (p-clipdata < i)) {
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i = p - clipdata;
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if(len > i and strchr("\r\n", *(p+1)) and (*p != *(p+1)))
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++i;
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}
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strxcpy(buffer, clipdata, ++i);
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char* p2 = strpbrk(buffer, "\r\n");
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if(p2) *p2 = 0;
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if(p) strcat(buffer, "\n");
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len -= MinV(len, i);
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clipdata += i;
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return buffer;
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}
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return NULL;
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}
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// ------------------------------------------------------------------
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void gclipbrd::close() {
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if(not clipboard_available)
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return;
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#if defined(GUTLOS_FUNCS)
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if(len>=0) {
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if (cliphdl != NULL)
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throw_free(cliphdl);
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len = -1;
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cliphdl = clipdata = NULL;
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}
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#endif
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}
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// ------------------------------------------------------------------
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