X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=inline;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FAPushParser.hh;h=c1384e37fefa043161eb9c52e19318ebeb2412fc;hb=d195deff022235dcb39cc4d5865f5bd3c8d3ca07;hp=c2978106c275681372ca79dd776ac679ea4392a2;hpb=89262281b6e83bd2321150f81f1a0583645eb0c8;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/APushParser.hh b/helm/DEVEL/mathml_editor/src/APushParser.hh
index c2978106c..c1384e37f 100644
--- a/helm/DEVEL/mathml_editor/src/APushParser.hh
+++ b/helm/DEVEL/mathml_editor/src/APushParser.hh
@@ -1,14 +1,79 @@
+/* Copyright (C) 2002-2003, Luca Padovani <luca.padovani@cs.unibo.it>,
+ *                    2003, Paolo Marinelli <pmarinel@cs.unibo.it>.
+ *
+ * This file is part of EdiTeX, an editor of mathematical
+ * expressions based on TeX syntax
+ * 
+ * EdiTeX is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * EdiTeX 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EdiTeX; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ * 
+ * For details, see the EdiTeX World-Wide-Web page,
+ * http://helm.cs.unibo.it/editex, or send a mail to
+ * <luca.padovani@cs.unibo.it>
+ */
+// Copyright (C) 2002-2003, Luca Padovani <luca.padovani@cs.unibo.it>.
+//
+// This file is part of EdiTeX, an editor of mathematical
+// expressions based on TeX syntax
+// 
+// EdiTeX is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// EdiTeX 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with EdiTeX; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+// 
+// For details, see the EdiTeX World-Wide-Web page,
+// http://helm.cs.unibo.it/editex, or send a mail to
+// <luca.padovani@cs.unibo.it>
 
 #ifndef __APushParser_hh__
 #define __APushParser_hh__
 
+#include <string>
+
 class APushParser
 {
 public:
-  APushParser(void) { };
+  APushParser(class ALogger& l) : logger(l), factory(0), freeze_level(0) { };
+  APushParser(class ALogger& l, class AMathMLFactory& f) : logger(l), factory(&f), freeze_level(0) { };
   virtual ~APushParser() { };
-  virtual void push(const TToken&) = 0;
-  virtual void setCursor(const std::string&) = 0;
+
+  virtual void reset(void) = 0;
+  virtual void push(const class TToken&) = 0;
+  virtual std::string drop(bool) = 0;
+  virtual void setCursorHint(const std::string&) = 0;
+  virtual bool hideCursor(void) = 0;
+  virtual bool showCursor(void) = 0;
+
+  virtual bool freeze(void);
+  virtual bool thaw(void);
+  bool frozen(void) const { return freeze_level > 0; };
+
+protected:
+  class ALogger& logger;
+  class AMathMLFactory* factory;
+
+private:
+  unsigned freeze_level;
 };
 
 #endif // __APushParser_hh__