michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: 
michael@0:   /**
michael@0:    * nsTDependentString_CharT
michael@0:    *
michael@0:    * Stores a null-terminated, immutable sequence of characters.
michael@0:    *
michael@0:    * Subclass of nsTString that restricts string value to an immutable
michael@0:    * character sequence.  This class does not own its data, so the creator
michael@0:    * of objects of this type must take care to ensure that a
michael@0:    * nsTDependentString continues to reference valid memory for the
michael@0:    * duration of its use.
michael@0:    */
michael@0: class nsTDependentString_CharT : public nsTString_CharT
michael@0:   {
michael@0:     public:
michael@0: 
michael@0:       typedef nsTDependentString_CharT    self_type;
michael@0: 
michael@0:     public:
michael@0: 
michael@0:         /**
michael@0:          * constructors
michael@0:          */
michael@0: 
michael@0:       nsTDependentString_CharT( const char_type* start, const char_type* end )
michael@0:         : string_type(const_cast<char_type*>(start), uint32_t(end - start), F_TERMINATED)
michael@0:         {
michael@0:           AssertValidDepedentString();
michael@0:         }
michael@0: 
michael@0:       nsTDependentString_CharT( const char_type* data, uint32_t length )
michael@0:         : string_type(const_cast<char_type*>(data), length, F_TERMINATED)
michael@0:         {
michael@0:           AssertValidDepedentString();
michael@0:         }
michael@0: 
michael@0: #if defined(CharT_is_PRUnichar) && defined(MOZ_USE_CHAR16_WRAPPER)
michael@0:       nsTDependentString_CharT( char16ptr_t data, uint32_t length )
michael@0:         : nsTDependentString_CharT(static_cast<const char16_t*>(data), length) {}
michael@0: #endif
michael@0: 
michael@0:       explicit
michael@0:       nsTDependentString_CharT( const char_type* data )
michael@0:         : string_type(const_cast<char_type*>(data), uint32_t(char_traits::length(data)), F_TERMINATED)
michael@0:         {
michael@0:           AssertValidDepedentString();
michael@0:         }
michael@0: 
michael@0: #if defined(CharT_is_PRUnichar) && defined(MOZ_USE_CHAR16_WRAPPER)
michael@0:       explicit
michael@0:       nsTDependentString_CharT( char16ptr_t data )
michael@0:         : nsTDependentString_CharT( static_cast<const char16_t*>(data)) {}
michael@0: #endif
michael@0: 
michael@0:       nsTDependentString_CharT( const string_type& str, uint32_t startPos )
michael@0:         : string_type()
michael@0:         {
michael@0:           Rebind(str, startPos);
michael@0:         }
michael@0: 
michael@0:       // Create a nsTDependentSubstring to be bound later
michael@0:       nsTDependentString_CharT()
michael@0:         : string_type() {}
michael@0: 
michael@0:       // XXX are you sure??
michael@0:       // auto-generated copy-constructor OK
michael@0:       // auto-generated copy-assignment operator OK
michael@0:       // auto-generated destructor OK
michael@0: 
michael@0: 
michael@0:         /**
michael@0:          * allow this class to be bound to a different string...
michael@0:          */
michael@0: 
michael@0:       using nsTString_CharT::Rebind;
michael@0:       void Rebind( const char_type* data )
michael@0:         {
michael@0:           Rebind(data, uint32_t(char_traits::length(data)));
michael@0:         }
michael@0: 
michael@0:       void Rebind( const char_type* start, const char_type* end )
michael@0:         {
michael@0:           Rebind(start, uint32_t(end - start));
michael@0:         }
michael@0: 
michael@0:       void Rebind( const string_type&, uint32_t startPos );
michael@0: 
michael@0:     private:
michael@0:       
michael@0:       // NOT USED
michael@0:       nsTDependentString_CharT( const substring_tuple_type& );
michael@0:   };