tools/qdoc3/codechunk.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the tools applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 /*
       
    43   codechunk.h
       
    44 */
       
    45 
       
    46 #ifndef CODECHUNK_H
       
    47 #define CODECHUNK_H
       
    48 
       
    49 #include <qstring.h>
       
    50 
       
    51 QT_BEGIN_NAMESPACE
       
    52 
       
    53 // ### get rid of that class
       
    54 
       
    55 /*
       
    56   The CodeChunk class represents a tiny piece of C++ code.
       
    57 
       
    58   The class provides convertion between a list of lexemes and a string.  It adds
       
    59   spaces at the right place for consistent style.  The tiny pieces of code it
       
    60   represents are data types, enum values, and default parameter values.
       
    61 
       
    62   Apart from the piece of code itself, there are two bits of metainformation
       
    63   stored in CodeChunk: the base and the hotspot.  The base is the part of the
       
    64   piece that may be a hypertext link.  The base of
       
    65 
       
    66       QMap<QString, QString>
       
    67 
       
    68   is QMap.
       
    69 
       
    70   The hotspot is the place the variable name should be inserted in the case of a
       
    71   variable (or parameter) declaration.  The base of
       
    72 
       
    73       char * []
       
    74 
       
    75   is between '*' and '[]'.
       
    76 */
       
    77 class CodeChunk
       
    78 {
       
    79 public:
       
    80     CodeChunk();
       
    81     CodeChunk( const QString& str );
       
    82 
       
    83     void append( const QString& lexeme );
       
    84     void appendHotspot();
       
    85 
       
    86     bool isEmpty() const { return s.isEmpty(); }
       
    87     QString toString() const;
       
    88     QStringList toPath() const;
       
    89     QString left() const { return s.left(hotspot == -1 ? s.length() : hotspot); }
       
    90     QString right() const { return s.mid(hotspot == -1 ? s.length() : hotspot); }
       
    91 
       
    92 private:
       
    93     QString s;
       
    94     int hotspot;
       
    95 };
       
    96 
       
    97 inline bool operator==( const CodeChunk& c, const CodeChunk& d ) {
       
    98     return c.toString() == d.toString();
       
    99 }
       
   100 
       
   101 inline bool operator!=( const CodeChunk& c, const CodeChunk& d ) {
       
   102     return !( c == d );
       
   103 }
       
   104 
       
   105 inline bool operator<( const CodeChunk& c, const CodeChunk& d ) {
       
   106     return c.toString() < d.toString();
       
   107 }
       
   108 
       
   109 inline bool operator>( const CodeChunk& c, const CodeChunk& d ) {
       
   110     return d < c;
       
   111 }
       
   112 
       
   113 inline bool operator<=( const CodeChunk& c, const CodeChunk& d ) {
       
   114     return !( c > d );
       
   115 }
       
   116 
       
   117 inline bool operator>=( const CodeChunk& c, const CodeChunk& d ) {
       
   118     return !( c < d );
       
   119 }
       
   120 
       
   121 QT_END_NAMESPACE
       
   122 
       
   123 #endif