C++ Q3CString::left方法代码示例

void tst_Q3CString::left()
{
    Q3CString a;
    a="ABCDEFGHIEfGEFG"; // 15 chars
    QCOMPARE(a.left(3),(Q3CString)"ABC");
    QVERIFY(!a.left(0).isNull());
    QCOMPARE(a.left(0),(Q3CString)"");

    Q3CString n;
    QVERIFY(n.left(3).isNull());
    QVERIFY(n.left(0).isNull());
    QVERIFY(n.left(0).isNull());
}

bool ClassContainer::find_type(Q3CString type, UmlTypeSpec & typespec,
			       NDict<Class> & defined) {
  typespec.explicit_type = 0;
  
  if ((typespec.type = UmlClass::used(type)) != 0)
    return TRUE;
  
  Class * cl = defined[type];
  
  if (cl == 0) {
    int index = 0;
    
    while ((index = type.find('<', index)) != -1) {
      // goes after <...>
      int index2 = index + 1;
      unsigned level = 1;
    
      for (;;) {
	int c = type[index2++];
      
	if (c == '<')
	  level += 1;
	else if (c == 0)
	  // wrong template spec
	  return FALSE;
	else if ((c == '>') && (--level == 0)) {
	  break;
	}
      }
      
      if ((type[index2] != (char)0) && (defined[type.left(index2)] != (char)0))
	// explicit template
	index = index2;
      else if (defined[type.left(index)] != 0)
	// non explicit template, remove <>
	type.remove(index, index2 - index);
      else
	// unknown type
	return FALSE;

      typespec.type = 0;
      
      if ((cl = defined[type]) != 0)
	break;
    }
  }
  
  return ((cl != 0) && ((typespec.type = cl->get_uml()) != 0));
}

void UmlItem::write_multiplicity(FileOut & out, Q3CString s, UmlItem * who)
{
  if (!s.isEmpty()) {
    Q3CString min;
    Q3CString max;
    int index = s.find("..");
    
    if (index != -1) {
      min = s.left(index).stripWhiteSpace();
      max = s.mid(index+2).stripWhiteSpace();
    }
    else
      min = max = s.stripWhiteSpace();
    
    out.indent();
    out << "<lowerValue xmi:type=\"uml:LiteralString\"";
    out.id_prefix(who, "MULTIPLICITY_L_");
    out << " value=\"" << min << "\"/>\n";
    
    out.indent();
    out << "<upperValue xmi:type=\"uml:LiteralString\"";
    out.id_prefix(who, "MULTIPLICITY_U_");
    out << " value=\"" << max << "\"/>\n";
  }
}

void UmlExitPointPseudoState::html(Q3CString pfix, unsigned int rank, unsigned int level) {
  define();

  UmlCom::message(name());

  Q3CString s = sKind();
  
  s.replace(0, 1, s.left(1).upper());
  UmlItem::html(s, (UmlDiagram *) 0);
  
  fw.write("<p>Defined in ");
  if (parent()->kind() == aRegion)
    parent()->parent()->write();
  else
    parent()->write();
  fw.write("</p>");
  
  if (reference() != 0) {
    fw.write("<p>References ");
    reference()->write();
    fw.write("</p>");
  }

  write_children(pfix, rank, level);

  unload(FALSE, FALSE);
}

static void create_directory(Q3CString s)
{
  int index = 0;
  QChar sep = QDir::separator();
  
  if (sep != '/') {
    while ((index = s.find(sep, index)) != -1)
      s.replace(index++, 1, "/");
  }
  
  s = QDir::cleanDirPath(s) + "/";
  index = s.find("/");
  
  int index2;
  
  while ((index2 = s.find("/", index + 1)) != -1) {
    Q3CString s2 = s.left(index2);
    QDir sd(s2);
    
    if (!sd.exists()) {
      if (!sd.mkdir(s2)) {
	UmlCom::trace(Q3CString("<font color=\"red\"><b> cannot create directory <i>")
		      + s2 + "</i></b></font><br>");
	UmlCom::bye(n_errors() + 1);
	UmlCom::fatal_error("UmlPackage::file_path");
      }
    }
    index = index2;
  }
}

void FileOut::define_datatypes(bool uml_20, bool primitive_type, bool gen_extension) {
  const char * pfix = (primitive_type) 
	? ((uml_20) ? "<ownedMember xmi:type=\"uml:PrimitiveType\""
		    : "<packagedElement xmi:type=\"uml:PrimitiveType\"")
	: ((uml_20) ? "<ownedMember xmi:type=\"uml:DataType\""
		    : "<packagedElement xmi:type=\"uml:DataType\"");

  QMap<Q3CString, int>::ConstIterator it;
  
  for (it = _datatypes.begin();
       it != _datatypes.end();
       ++it) {
    indent();
    (*this) << pfix << " xmi:id=\"BOUML_datatype_"
      << it.data() << "\" name=\"";
    quote((const char*)it.key());//[jasa] ambiguous call
    (*this) << "\"/>\n";
  }
  
  const char * postfix = 
    (uml_20) ? "</ownedMember>\n" : "</packagedElement>\n";

  for (it = _modifiedtypes.begin();
       it != _modifiedtypes.end();
       ++it) {
    Q3CString k = it.key();
    int index = k.find('_');
    
    indent();
    (*this) << pfix << " xmi:id=\"BOUML_basedontype_"
      << it.data() << "\" name = \"";
    quote((const char*)k.mid(index + 1));
    (*this) << '"';

    if (gen_extension) {
      (*this) << ">\n";
      indent();
      (*this) << "\t<xmi:Extension extender=\"Bouml\">\n";
      indent();
      (*this) << "\t\t<basedOn \"BOUML_" << k.left(index) << "\"/>\n";
      indent();
      (*this) << "\t</xmi:Extension>\n";
      indent();
      (*this) << postfix;
    }
    else
      (*this) << "/>\n";
  }
}

Q3CString UmlOperation::compute_name(Q3CString s)
{
    if (!s.isEmpty()) {
        UmlClassMember * m = getOf();

        if ((m != 0) || ((m = setOf()) != 0)) {
            Q3CString n = (m->kind() == aRelation)
                          ? ((UmlRelation *) m)->roleName()
                          : m->name();
            int index;

            if ((index = s.find("${name}")) != -1)
                return s.left(index) + n + s.mid(index + 7);
            else if ((index = s.find("${Name}")) != -1)
                return s.left(index) + n.left(1).upper() + n.mid(1) + s.mid(index + 7);
            else if ((index = s.find("${NAME}")) != -1)
                return s.left(index) + n.upper() + s.mid(index + 7);
            else
                return s;
        }
    }

    return name();
}

void UmlClass::write(QTextOStream & f) {
  if (isJavaExternal()) {
    Q3CString s = javaDecl().stripWhiteSpace();
    int index;
      
    if ((index = s.find("${name}")) != -1)
      s.replace(index, 7, name());
    else if ((index = s.find("${Name}")) != -1)
      s.replace(index, 7, capitalize(name()));
    else if ((index = s.find("${NAME}")) != -1)
      s.replace(index, 7, name().upper());
    else if ((index = s.find("${nAME}")) != -1)
      s.replace(index, 7, name().lower());
    
    f << s;
  }
  else {
    UmlClass * toplevel = this;
    UmlItem * p;
    Q3CString s2;
    
    while ((p = toplevel->parent())->kind() == aClass) {
      toplevel = (UmlClass *) p;
      s2 = dot + p->name() + s2;
    }
    
    UmlArtifact * cp = toplevel->associatedArtifact();
    UmlPackage * pack = (UmlPackage *)
      ((cp != 0) ? (UmlItem *) cp : (UmlItem *) toplevel)->package();
    
    if (pack != UmlArtifact::generation_package()) {
      Q3CString s = pack->javaPackage();

      if (! s.isEmpty() && (s != "java.lang") && (s.left(10) != "java.lang.")) {
	s += s2;
	
	if (JavaSettings::isForcePackagePrefixGeneration() ||
	    !UmlArtifact::generated_one()->is_imported(s, name()))
	  f << s << '.';
      }
    }
    else if (! s2.isEmpty())
      f << s2.mid(1) << '.';
    
    f << name();
  }
}

QString Namespace::namespacify(Q3CString s, bool local) {
  QString r;
  int index = s.find("::");
  
  if (index == 0)
    r = ((const char *) s) + 2;
  else {
    if (index != -1) {
      QMap<Q3CString,Q3CString>::ConstIterator it = 
	Aliases.find(s.left(index));
      
      if (it != Aliases.end())
	s.replace(0, index, *it);
    }
    
    r = (Stack.isEmpty())
      ? QString(s)
      : Stack.last() + QString(s);
  }
  
  return (local)
    ? r + "\n" + Lex::filename()
    : r;
}

Q3CString UmlPackage::text_path(const Q3CString & f) {
  Q3CString r = path(f);
  
  return r.left(r.length() - 1 - IdlSettings::sourceExtension().length());
}

//.........这里部分代码省略.........
    
    if (index != -1)
      typespec.explicit_type.remove(index, 7);
  }
  
  Q3CString decl = CppSettings::attributeDecl("");
  int index = decl.find("${type}");
  
  if ((index == -1) ||
      (decl.find("${const}") == -1) ||
      (decl.find("${name}") == -1) ||
      (decl.find("${mutable}") == -1) ||
      (decl.find("${volatile}") == -1) ||
      (decl.find(';') == -1)) {
    decl = "    ${comment}${static}${mutable}${volatile}${const}${type} ${name}${value};";
    index = decl.find("${type}");
  }
  
  if (pfunc)
    decl.replace(index, decl.find("${name}") + 7 - index, type);
  else {
    if (!modifier.isEmpty())
      decl.insert(index + 7, (const char*)(Q3CString(" ") + modifier));
        
    if (typeform != "${type}")
      decl.replace(index, 7, typeform);
    else if (typespec.type == 0) {
      Q3CString t = typespec.explicit_type;
      int index2;
      
      if (!t.isEmpty() &&
	  (t.at(t.length() - 1) == '>') &&
	  ((index2 = t.find('<')) > 0)) {
	stereotype = t.left(index2);
	typespec.explicit_type =
	  // may be a,b ...
	  t.mid(index2 + 1, t.length() - 2 - index2);
	decl.replace(index, 7, "${stereotype}<${type}>");
      }
    }
    
    if (!array.isEmpty())
      decl.insert(decl.find("${name}") + 7, "${multiplicity}");
    
    if (!bitfield.isEmpty())
      decl.insert(decl.find(';'), (const char *)(Q3CString(" : ") + bitfield));
  }
  
  if (typenamep) {
    int index = decl.find("${const}") + 8; // find cannot return -1
    int index2 = decl.find("${mutable}") + 10; // find cannot return -1
    int index3 = decl.find("${volatile}") + 11; // find cannot return -1
    
    if (index2 > index) index = index2;
    if (index3 > index) index = index3;
    
    decl.insert(index, "typename ");
  }
  
  if (!value.isEmpty() && ((index = decl.find("${value}")) != -1))
    decl.insert(index + 2,  "h_");
  
#ifdef ROUNDTRIP
  if (roundtrip && !created) {
    if (decl.find("${description}") != -1) {
      if (nequal(at->description(), description)) {

Q3CString UmlPackage::file_path(const Q3CString & f, Q3CString relto) {
  if (!dir.read) {
    dir.file = phpDir();
    dir.file_absolute = FALSE;
    
    QDir d_root(rootDir());
    
    if (dir.file.isEmpty())
      dir.file = RootDir;
    else if (QDir::isRelativePath(dir.file))
      dir.file = d_root.filePath(dir.file);
    else
      dir.file_absolute = TRUE;
   
    if (dir.file.isEmpty()) {
      UmlCom::trace(Q3CString("<font color=\"red\"><b><b> The generation directory "
			    "must be specified for the package<i> ") + name()
			    + "</i>, edit the <i> generation settings</i> (tab 'directory') "
			    "or edit the package (tab 'Php')</b></font><br>");
      UmlCom::bye(n_errors() + 1);
      UmlCom::fatal_error("UmlPackage::file_path");
    }
    
    dir.read = TRUE;
  }
  
  if (f.isEmpty())
    return dir.file;
  
  QDir d(dir.file);
  
  if (! d.exists()) {
    // create directory including the intermediates
    Q3CString s = dir.file;
    int index = 0;
    QChar sep = QDir::separator();
    
    if (sep != '/') {
      while ((index = s.find(sep, index)) != -1)
	s.replace(index++, 1, "/");
    }
    
    s = QDir::cleanDirPath(s) + "/";
    index = s.find("/");

    int index2;
    
    while ((index2 = s.find("/", index + 1)) != -1) {
      Q3CString s2 = s.left(index2);
      QDir sd(s2);
      
      if (!sd.exists()) {
	if (!sd.mkdir(s2)) {
	  UmlCom::trace(Q3CString("<font color=\"red\"><b> cannot create directory <i>")
			+ s2 + "</i></b></font><br>");
	  UmlCom::bye(n_errors() + 1);
	  UmlCom::fatal_error("UmlPackage::file_path");
	}
      }
      index = index2;
    }
  }
  
  Q3CString df = (dir.file_absolute || relto.isEmpty())
    ? Q3CString(d.filePath(f).toAscii().constData())
    : relative_path(d, relto) + f;
  
  if (PhpSettings::isRelativePath() && (df[0] != '/') && (df[0] != '.'))
    df = "./" + df;
  
  return df + Q3CString(".") + PhpSettings::sourceExtension();
}

void ClassContainer::compute_type(Q3CString type, UmlTypeSpec & typespec,
				  Q3CString & typeform,
				  bool get_first_template_actual,
				  const Q3ValueList<FormalParameterList> & tmplts) {
  typespec.type = 0;
  typespec.explicit_type = 0;
  
  if (!strncmp((const char *) type, "struct ", 7) ||
      !strncmp((const char *) type, "union ", 6) ||
      !strncmp((const char *) type, "enum ", 5)) {
    typespec.explicit_type = "<complex type>";
    typeform = type;
    return;
  }
    
  int index;
  
  if (get_first_template_actual && ((index = type.find('<')) != -1)) {
    type = Lex::normalize(type);
    index = type.find('<');
    
    const char * p = type;
    
    if (strncmp(p + index + 1, "const ", 6) == 0)
      index += 6;
    
    // look at each actual in <>
    unsigned level = 1;
    int index2;
    Q3CString tf1;
    Q3CString t1;
    
    for (;;) {
      // earch for the current arg end
      for (index2 = index + 1; p[index2]; index2 += 1) {
	char c = p[index2];
	
	if ((c == ',') || (c == '*') || (c == '[') || (c == '&')) {
	  if (level == 1)
	    break;
	}
	else if (c == '<')
	  level += 1;
	else if ((c == '>') && (--level == 0))
	  break;
      }
      
      if (p[index2]) {
	Q3CString tf = type.left(index + 1) + typeform + type.mid(index2);
	Q3CString t = type.mid(index + 1, index2 - index - 1).stripWhiteSpace();
#ifdef DEBUG_BOUML
	cout << "typeform '" << tf << "' type '" << t << "'\n";
#endif
	UmlTypeSpec ts;
	
	Q3CString normalized = Lex::normalize(t);
  
	if (!find_type(normalized, ts) &&
	     (Namespace::current().isEmpty() ||
	      (normalized.at(0) == ':') || 
	      !find_type("::" + normalized, ts))) {
	  if (get_first_template_actual) {
	    get_first_template_actual = FALSE;
	    tf1 = tf;
	    t1 = t;
	  }
	  index = index2;
	}
	else {
	  // find a class
	  typeform = tf;
	  type = t;
	  typespec.type = ts.type;
	  break;
	}
      }
      else if (!get_first_template_actual) {
	// has first actual
	typeform = tf1;
	type = t1;
	break;
      }
      else {
	typespec.explicit_type = type;
	return;
      }
    }
  }

  if (! tmplts.isEmpty()) {
    Q3ValueList<FormalParameterList>::ConstIterator it1;
    
    for (it1 = tmplts.begin(); it1 != tmplts.end(); ++it1) {
      FormalParameterList::ConstIterator it2;
    
      for (it2 = (*it1).begin(); it2 != (*it1).end(); ++it2) {
	if ((*it2).name() == type) {
	  typespec.type = 0;
	  typespec.explicit_type = type;
	  return;
//.........这里部分代码省略.........

//.........这里部分代码省略.........
      rel->set_isClassMember(staticp);
      container->set_updated();
    }
    
    if (rel->isCppMutable() != mutablep) {
      rel->set_isCppMutable(mutablep);
      container->set_updated();
    }
    
    if (rel->isVolatile() != volatilep) {
      rel->set_isVolatile(volatilep);
      container->set_updated();
    }
  }
  else {
#endif
    rel->set_Visibility(visibility);
    if (constp) rel->set_isReadOnly(TRUE);
    if (staticp) rel->set_isClassMember(TRUE);
    if (mutablep) rel->set_isCppMutable(TRUE);
    if (volatilep) rel->set_isVolatile(TRUE);
    
#ifdef ROUNDTRIP
  }
#endif
  
  Q3CString decl;
  
  if (typeform != "${type}") {
    // array & modified are empty, pretype is empty ?
    decl = CppSettings::relationDecl(TRUE, "*");
    
    int index = typeform.find("<");	// cannot be -1
    Q3CString st = typeform.left(index);
    Q3CString st_uml = CppSettings::umlType(st);

#ifdef ROUNDTRIP
    if (roundtrip) {
      if (st_uml.isEmpty()) 
	st_uml = st;
      
      if (neq(rel->stereotype(), st_uml)) {
	rel->set_Stereotype(st_uml);
	container->set_updated();
      }
    }
    else
#endif
      rel->set_Stereotype((st_uml.isEmpty()) ? st : st_uml);
    
    int index2;
    
    if ((index2 = decl.find("<${type}>")) == -1) {
      decl = "    ${comment}${static}${mutable}${volatile}${const}${stereotype}<${type}> ${name}${value};";
      index2 = decl.find("<${type}>");
    }
    decl.replace(index2, 9, typeform.mid(index));
  }
  else {
    if (!array.isEmpty()) {
#ifdef ROUNDTRIP
    if (roundtrip) {
      if (neq(rel->multiplicity(), array)) {
	rel->set_Multiplicity(array);
	container->set_updated();
      }

Q3CString UmlPackage::file_path(const Q3CString & f) {
  if (!dir.read) {
    dir.file = javaDir();
    
    if (! RootDirRead) {
      RootDirRead = TRUE;
      RootDir = JavaSettings::rootDir();

      if (!RootDir.isEmpty() && // empty -> error
	  QDir::isRelativePath(RootDir)) {
	QFileInfo f(getProject()->supportFile());
	QDir d(f.dirPath());

	RootDir = d.filePath(RootDir);
      }
    }

    QDir d_root(RootDir);
    
    if (dir.file.isEmpty())
      dir.file = RootDir;
    else if (QDir::isRelativePath(dir.file))
      dir.file = d_root.filePath(dir.file);
   
    if (dir.file.isEmpty()) {
      UmlCom::trace(Q3CString("<font color=\"red\"><b><b> The generation directory "
			    "must be specified for the package<i> ") + name()
			    + "</i>, edit the <i> generation settings</i> (tab 'directory') "
			    "or edit the package (tab 'Java')</b></font><br>");
      UmlCom::bye(n_errors() + 1);
      UmlCom::fatal_error("UmlPackage::file_path");
    }
    
    dir.read = TRUE;
  }
  
  QDir d(dir.file);
  
  if (! d.exists()) {
    // create directory including the intermediates
    Q3CString s = dir.file;
    int index = 0;
    QChar sep = QDir::separator();
    
    if (sep != '/') {
      while ((index = s.find(sep, index)) != -1)
	s.replace(index++, 1, "/");
    }
    
    s = QDir::cleanDirPath(s) + "/";
    index = s.find("/");

    int index2;
    
    while ((index2 = s.find("/", index + 1)) != -1) {
      Q3CString s2 = s.left(index2);
      QDir sd(s2);
      
      if (!sd.exists()) {
	if (!sd.mkdir(s2)) {
	  UmlCom::trace(Q3CString("<font color=\"red\"><b> cannot create directory <i>")
			+ s2 + "</i></b></font><br>");
	  UmlCom::bye(n_errors() + 1);
	  UmlCom::fatal_error("UmlPackage::file_path");
	}
      }
      index = index2;
    }
  }
  
  return Q3CString(d.filePath(f).toAscii().constData()) + Q3CString(".") + 
    JavaSettings::sourceExtension();
}