findtext.hh

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#ifndef __DW_FINDTEXT_STATE_H__
#define __DW_FINDTEXT_STATE_H__
 
#ifndef __INCLUDED_FROM_DW_CORE_HH__
#   error Do not include this file directly, use "core.hh" instead.
#endif
 
#include <ctype.h>
 
namespace dw {
namespace core {
 
class FindtextState
{
public:
   typedef enum {
      SUCCESS,
 
      RESTART,
 
      NOT_FOUND
   } Result;
 
private:
   char *key;
 
   bool caseSens;
 
   int *nexttab;
 
   Widget *widget;
 
   CharIterator *iterator;
 
   CharIterator *hlIterator;
 
   static const char* rev(const char* _str); /* reverse a C string */
 
   static int *createNexttab (const char *needle,bool caseSens,bool backwards);
   bool unhighlight ();
   bool search0 (bool backwards, bool firstTrial);
 
   inline static bool charsEqual (char c1, char c2, bool caseSens)
   { return caseSens ? c1 == c2 : tolower (c1) == tolower (c2) ||
      (isspace (c1) && isspace (c2)); }
 
public:
   FindtextState ();
   ~FindtextState ();
 
   void setWidget (Widget *widget);
   Result search (const char *key, bool caseSens, bool backwards);
   void resetSearch ();
};
 
} // namespace core
} // namespace dw
 
#endif // __DW_FINDTEXT_STATE_H__