ground/gcs/src/libs/utils/codegeneration.cpp

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       codegeneration.cpp
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  *             Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
   7  * @brief
   8  * @see        The GNU Public License (GPL) Version 3
   9  * @defgroup
  10  * @{
  11  *
  12  *****************************************************************************/
  13 /*
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 3 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful, but
  20  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  21  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  22  * for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License along
  25  * with this program; if not, write to the Free Software Foundation, Inc.,
  26  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  27  */
  28
  29 #include "codegeneration.h"
  30
  31 #include <QtCore/QTextStream>
  32 #include <QtCore/QStringList>
  33 #include <QtCore/QFileInfo>
  34
  35 namespace Utils {
  36 QTCREATOR_UTILS_EXPORT QString fileNameToCppIdentifier(const QString &s)
  37 {
  38     QString rc;
  39     const int len   = s.size();
  40     const QChar underscore = QLatin1Char('_');
  41     const QChar dot = QLatin1Char('.');
  42
  43     for (int i = 0; i < len; i++) {
  44         const QChar c = s.at(i);
  45         if (c == underscore || c.isLetterOrNumber()) {
  46             rc += c;
  47         } else if (c == dot) {
  48             rc += underscore;
  49         }
  50     }
  51     return rc;
  52 }
  53
  54 QTCREATOR_UTILS_EXPORT QString headerGuard(const QString &file)
  55 {
  56     const QFileInfo fi(file);
  57     QString rc = fileNameToCppIdentifier(fi.completeBaseName()).toUpper();
  58
  59     rc += QLatin1Char('_');
  60     rc += fileNameToCppIdentifier(fi.suffix()).toUpper();
  61     return rc;
  62 }
  63
  64 QTCREATOR_UTILS_EXPORT
  65 void writeIncludeFileDirective(const QString &file, bool globalInclude,
  66                                QTextStream &str)
  67 {
  68     const QChar opening = globalInclude ? QLatin1Char('<') : QLatin1Char('"');
  69     const QChar closing = globalInclude ? QLatin1Char('>') : QLatin1Char('"');
  70
  71     str << QLatin1String("#include ") << opening << file << closing << QLatin1Char('\n');
  72 }
  73
  74 QTCREATOR_UTILS_EXPORT
  75 QString writeOpeningNameSpaces(const QStringList &l, const QString &indent,
  76                                QTextStream &str)
  77 {
  78     const int count = l.size();
  79     QString rc;
  80
  81     if (count) {
  82         str << '\n';
  83         for (int i = 0; i < count; i++) {
  84             str << rc << "namespace " << l.at(i) << " {\n";
  85             rc += indent;
  86         }
  87     }
  88     return rc;
  89 }
  90
  91 QTCREATOR_UTILS_EXPORT
  92 void writeClosingNameSpaces(const QStringList &l, const QString &indent,
  93                             QTextStream &str)
  94 {
  95     if (!l.empty()) {
  96         str << '\n';
  97     }
  98     for (int i = l.size() - 1; i >= 0; i--) {
  99         if (i) {
 100             str << QString(indent.size() * i, QLatin1Char(' '));
 101         }
 102         str << "} // namespace " << l.at(i) << '\n';
 103     }
 104 }
 105 } // namespace Utils