+/* This file is part of EdiTeX, an editor of mathematical
+ * expressions based on TeX syntax.
+ *
+ * Copyright (C) 2002-2003 Luca Padovani <lpadovan@cs.unibo.it>,
+ * 2003 Paolo Marinelli <pmarinel@cs.unibo.it>.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * For more information, please visit the project's home page
+ * http://helm.cs.unibo.it/editex/
+ * or send an email to <lpadovan@cs.unibo.it>
+ */
+
+#include <string>
+#include <cctype>
#include "TToken.hh"
#include "TPushLexer.hh"
{
buffer.erase();
state = ACCEPT;
+
+ displayCursor();
}
void
case '^': parser.push(TToken(TToken::SUPERSCRIPT)); break;
case '_': parser.push(TToken(TToken::SUBSCRIPT)); break;
case '\t':
- case ' ': parser.push(TToken(TToken::SPACE, ch)); break;
+ case ' ': parser.push(TToken(TToken::IGNORABLE_SPACE, ch)); break;
case '~': parser.push(TToken(TToken::ACTIVE, ch)); break;
case '%': parser.push(TToken(TToken::COMMENT)); break;
default:
break;
}
- switch (state)
- {
- case ESCAPE: parser.setCursorHint("\\"); break;
- case MACRO: parser.setCursorHint("\\" + buffer); break;
- case PARAMETER: parser.setCursorHint("#"); break;
- default: parser.setCursorHint(""); break;
- }
+ displayCursor();
+
}
void
{
case ACCEPT:
case IGNORE_SPACE:
- restore = parser.drop();
+ restore = parser.drop(alt);
if (restore.length() > 0 && restore[0] == '\\')
{
buffer = std::string(restore, 1, restore.length() - 1);
break;
}
+ displayCursor();
+
+}
+
+void
+TPushLexer::displayCursor()
+{
switch (state)
{
case ESCAPE: parser.setCursorHint("\\"); break;