tools/qdoc3/javadocgenerator.cpp

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  41
  42 #include "javadocgenerator.h"
  43
  44 QT_BEGIN_NAMESPACE
  45
  46 enum JavaSignatureSyntax {
  47     GeneratedJdocFile,
  48     JavadocRef,
  49     SlotSignature
  50 };
  51
  52 static QString javaSignature(const FunctionNode *func, JavaSignatureSyntax syntax,
  53                              int maxParams = 65535)
  54 {
  55     maxParams = qMin(maxParams, func->parameters().count());
  56
  57     QString result;
  58
  59     if (syntax == GeneratedJdocFile) {
  60         if (func->access() == Node::Public) {
  61             result += "public ";
  62         } else if (func->access() == Node::Protected) {
  63             result += "protected ";
  64         } else {
  65             result += "private ";
  66         }
  67
  68         if (func->metaness() == FunctionNode::Native)
  69             result += "native ";
  70
  71         if (func->isConst())
  72             result += "final ";
  73
  74         // ### func->metaness() == FunctionNode::Abstract
  75
  76         if (func->isStatic())
  77             result += "static ";
  78
  79         if (!func->returnType().isEmpty()) {
  80             result += func->returnType();
  81             result += ' ';
  82         }
  83     }
  84
  85     if (syntax == SlotSignature) {
  86         result += "void mySlot";
  87     } else {
  88         result += func->name();
  89     }
  90     result += '(';
  91     for (int i = 0; i < maxParams; ++i) {
  92         if (i != 0)
  93             result += ", ";
  94         result += func->parameters().at(i).leftType();
  95         if (syntax != JavadocRef) {
  96             result += ' ';
  97             result += func->parameters().at(i).name();
  98         }
  99     }
 100     result += ')';
 101
 102     return result;
 103 }
 104
 105 static QString packageName(const Node *node)
 106 {
 107     while (node && node->type() != Node::Class && node->type() != Node::Fake)
 108         node = node->parent();
 109     if (!node)
 110         return QString();
 111     return node->moduleName();
 112 }
 113
 114 JavadocGenerator::JavadocGenerator()
 115     : oldDevice(0), currentDepth(0)
 116 {
 117 }
 118
 119 JavadocGenerator::~JavadocGenerator()
 120 {
 121 }
 122
 123 void JavadocGenerator::initializeGenerator(const Config &config)
 124 {
 125     HtmlGenerator::initializeGenerator(config);
 126
 127     formattingLeftMap().insert(ATOM_FORMATTING_PARAMETER,
 128                                formattingLeftMap().value(ATOM_FORMATTING_TELETYPE));
 129     formattingRightMap().insert(ATOM_FORMATTING_PARAMETER,
 130                                 formattingRightMap().value(ATOM_FORMATTING_TELETYPE));
 131 }
 132
 133 void JavadocGenerator::terminateGenerator()
 134 {
 135     HtmlGenerator::terminateGenerator();
 136 }
 137
 138 QString JavadocGenerator::format()
 139 {
 140     return "javadoc";
 141 }
 142
 143 void JavadocGenerator::generateTree(const Tree *tree, CodeMarker *marker)
 144 {
 145     HtmlGenerator::generateTree(tree, marker);
 146 }
 147
 148 QString JavadocGenerator::fileExtension(const Node *node)
 149 {
 150     if (node->type() == Node::Fake) {
 151         return "html";
 152     } else {
 153         return "jdoc";
 154     }
 155 }
 156
 157 QString JavadocGenerator::typeString(const Node *node)
 158 {
 159     if (node->type() == Node::Function) {
 160         const FunctionNode *func = static_cast<const FunctionNode *>(node);
 161         return func->metaness() == FunctionNode::Signal ? "signal" : "method";
 162     } else {
 163         return HtmlGenerator::typeString(node);
 164     }
 165 }
 166
 167 QString JavadocGenerator::imageFileName(const Node *relative, const QString& fileBase)
 168 {
 169     QString result = HtmlGenerator::imageFileName(relative, fileBase);
 170     if (!result.isEmpty()) {
 171         QString package = packageName(relative);
 172         int numSubPackages = package.count('.') - 2;
 173         while (numSubPackages > 0) {
 174             result.prepend("%2E%2E/");  // javadoc 1.5.0_06 chokes on '../'
 175             --numSubPackages;
 176         }
 177     }
 178     return result;
 179 }
 180
 181 static int textDepth = 0;
 182
 183 void JavadocGenerator::startText(const Node *relative, CodeMarker *marker)
 184 {
 185     if (textDepth++ == 0 && relative->type() != Node::Fake) {
 186         Q_ASSERT(!oldDevice);
 187         oldDevice = out().device();
 188         Q_ASSERT(oldDevice);
 189         out().setString(&buffer);
 190     }
 191     HtmlGenerator::startText(relative, marker);
 192 }
 193
 194 void JavadocGenerator::endText(const Node *relative, CodeMarker *marker)
 195 {
 196     HtmlGenerator::endText(relative, marker);
 197     if (--textDepth == 0 && relative->type() != Node::Fake) {
 198         Q_ASSERT(oldDevice);
 199         out().setDevice(oldDevice);
 200         oldDevice = 0;
 201
 202         /*
 203             Need to escape XML metacharacters in .jdoc files.
 204         */
 205         buffer.replace("*/", "*&lt;!-- noop --&gt;/");
 206         buffer.replace("&", "&amp;");
 207         buffer.replace("\"", "&quot;");
 208         buffer.replace("<", "&lt;");
 209         buffer.replace(">", "&gt;");
 210         out() << buffer;
 211         buffer.clear();
 212     }
 213 }
 214
 215 int JavadocGenerator::generateAtom(const Atom *atom, const Node *relative, CodeMarker *marker)
 216 {
 217     return HtmlGenerator::generateAtom(atom, relative, marker);
 218 }
 219
 220 void JavadocGenerator::generateClassLikeNode(const InnerNode *inner, CodeMarker *marker)
 221 {
 222     generateIndent();
 223     out() << "<class name=\"" << protect(inner->name()) << "\"";
 224     generateDoc(inner, marker);
 225     out() << ">\n";
 226
 227     ++currentDepth;
 228     foreach (Node *node, inner->childNodes()) {
 229         if (node->isInnerNode()) {
 230             generateClassLikeNode(static_cast<InnerNode *>(node), marker);
 231         } else {
 232             if (node->type() == Node::Enum) {
 233                 EnumNode *enume = static_cast<EnumNode *>(node);
 234
 235                 generateIndent();
 236                 out() << "<enum name=\"" << protect(node->name()) << "\"";
 237                 generateDoc(node, marker);
 238                 out() << ">\n";
 239
 240                 ++currentDepth;
 241                 const QList<EnumItem> &items = enume->items();
 242                 for (int i = 0; i < items.count(); ++i) {
 243                     const EnumItem &item = items.at(i);
 244                     generateIndent();
 245                     out() << "<enum-value name=\"" << protect(item.name()) << "\"";
 246                     generateEnumItemDoc(item.text(), enume, marker);
 247                     out() << "/>\n";
 248                 }
 249                 --currentDepth;
 250
 251                 out() << "</enum>\n";
 252             } else if (node->type() == Node::Function) {
 253                 FunctionNode *func = static_cast<FunctionNode *>(node);
 254                 generateIndent();
 255                 out() << (func->metaness() == FunctionNode::Signal ? "<signal" : "<method")
 256                       << " name=\""
 257                       << protect(javaSignature(func, GeneratedJdocFile))
 258                       << "\"";
 259                 generateDoc(node, marker);
 260                 out() << "/>\n";
 261             }
 262         }
 263     }
 264     --currentDepth;
 265
 266     generateIndent();
 267     out() << "</class>\n";
 268 }
 269
 270 void JavadocGenerator::generateFakeNode(const FakeNode *fake, CodeMarker *marker)
 271 {
 272     HtmlGenerator::generateFakeNode(fake, marker);
 273 }
 274
 275 bool JavadocGenerator::generateText(const Text& text, const Node *relative, CodeMarker *marker)
 276 {
 277     HtmlGenerator::generateText(text, relative, marker);
 278     return true;
 279 }
 280
 281 void JavadocGenerator::generateBody(const Node *node, CodeMarker *marker)
 282 {
 283     generateText(node->doc().body(), node, marker);
 284 }
 285
 286 void JavadocGenerator::generateAlsoList( const Node *node, CodeMarker *marker )
 287 {
 288     QList<Text> alsoList = node->doc().alsoList();
 289     supplementAlsoList(node, alsoList);
 290
 291     if (node->type() == Node::Fake
 292             || (node->type() == Node::Function
 293                 && static_cast<const FunctionNode *>(node)->metaness() == FunctionNode::Signal)) {
 294         Text text;
 295
 296         if (!alsoList.isEmpty()) {
 297             text << Atom(Atom::ListLeft, ATOM_LIST_TAG)
 298                  << Atom(Atom::ListTagLeft, ATOM_LIST_TAG)
 299                  << Atom(Atom::FormattingLeft, ATOM_FORMATTING_BOLD)
 300                  << "See Also:"
 301                  << Atom(Atom::FormattingRight, ATOM_FORMATTING_BOLD)
 302                  << Atom(Atom::ListTagRight, ATOM_LIST_TAG)
 303                  << Atom(Atom::ListItemLeft, ATOM_LIST_TAG);
 304
 305             for (int i = 0; i < alsoList.count(); ++i) {
 306                 if (i != 0)
 307                     text << ", ";
 308                 text << alsoList.at(i);
 309             }
 310             text << Atom(Atom::ListItemRight, ATOM_LIST_TAG)
 311                  << Atom(Atom::ListRight, ATOM_LIST_TAG);
 312         }
 313
 314         generateText(text, node, marker);
 315     } else {
 316         foreach (const Text &text, alsoList) {
 317             out() << "\n@see ";
 318             generateText(text, node, marker);
 319         }
 320     }
 321 }
 322
 323 QString JavadocGenerator::refForNode( const Node *node )
 324 {
 325     if (node->type() == Node::Function)
 326         return javaSignature(static_cast<const FunctionNode *>(node), JavadocRef);
 327
 328     return HtmlGenerator::refForNode(node);
 329 }
 330
 331 QString JavadocGenerator::linkForNode( const Node *node, const Node *relative )
 332 {
 333     // ### EVIL, relative should never be null
 334     if (!relative)
 335         relative = node;
 336
 337     if (packageName(node).isEmpty()) {
 338         // ### jasmin: Fixme
 339         return QString();
 340     }
 341
 342     QString result;
 343     if (node->type() == Node::Fake) {
 344         result = node->name();
 345     } else {
 346         if (!node->isInnerNode()) {
 347             result = linkForNode(node->parent(), relative) + "#" + refForNode(node);
 348         } else {
 349             result = node->name() + ".html";
 350         }
 351     }
 352
 353     QStringList nodePackage = packageName(node).split(".");
 354     QStringList relativePackage = packageName(relative).split(".");
 355     if (nodePackage == QStringList(QString()) || relativePackage == QStringList(QString())) {
 356         qWarning("I'm in trouble [%s][%s]", qPrintable(node->name()), qPrintable(relative->name()));
 357         return QString();
 358     }
 359
 360     int i = nodePackage.count() - 1;
 361     while (nodePackage.value(i) != relativePackage.value(i)) {
 362         result.prepend(nodePackage.at(i) + "/");
 363         --i;
 364     }
 365
 366     ++i;
 367     while (i < relativePackage.count()) {
 368         result.prepend("%2E%2E/");      // javadoc 1.5.0_06 chokes on '../'
 369         ++i;
 370     }
 371
 372     return result;
 373 }
 374
 375 QString JavadocGenerator::refForAtom(Atom *atom, const Node *node)
 376 {
 377     return HtmlGenerator::refForAtom(atom, node);
 378 }
 379
 380 /*
 381     Neutralize dumb functions called from HtmlGenerator.
 382 */
 383 void JavadocGenerator::generateDcf(const QString & /* fileBase */, const QString & /* startPage */,
 384                                    const QString & /* title */, DcfSection & /* dcfRoot */)
 385 {
 386 }
 387
 388 void JavadocGenerator::generateIndex(const QString & /* fileBase */, const QString & /* url */,
 389                                      const QString & /* title */)
 390 {
 391 }
 392
 393 void JavadocGenerator::generateIndent()
 394 {
 395     for (int i = 0; i < currentDepth; ++i)
 396         out() << "    ";
 397 }
 398
 399 void JavadocGenerator::generateDoc(const Node *node, CodeMarker *marker)
 400 {
 401     const Text &text = node->doc().body();
 402     if (!text.isEmpty()) {
 403         out() << " doc=\"/**\n";
 404         Generator::generateStatus(node, marker);
 405         generateText(text, node, marker);
 406         if (node && node->type() == Node::Function) {
 407             const FunctionNode *func = static_cast<const FunctionNode *>(node);
 408             if (func->metaness() == FunctionNode::Signal) {
 409                 QStringList slotSignatures;
 410                 for (int i = func->parameters().count(); i >= 0; --i)
 411                     slotSignatures += javaSignature(func, SlotSignature, i);
 412
 413                 Text text;
 414
 415                 text << Atom(Atom::ListLeft, ATOM_LIST_TAG)
 416                      << Atom(Atom::ListTagLeft, ATOM_LIST_TAG)
 417                      << Atom(Atom::FormattingLeft, ATOM_FORMATTING_BOLD);
 418
 419                 if (slotSignatures.count() == 1) {
 420                     text << "Compatible Slot Signature:";
 421                 } else {
 422                     text << "Compatible Slot Signatures:";
 423                 }
 424
 425                 text << Atom(Atom::FormattingRight, ATOM_FORMATTING_BOLD)
 426                      << Atom(Atom::ListTagRight, ATOM_LIST_TAG);
 427
 428                 for (int i = 0; i < slotSignatures.count(); ++i) {
 429                     text << Atom(Atom::ListItemLeft, ATOM_LIST_TAG)
 430                          << Atom(Atom::C, marker->markedUpCode(slotSignatures.at(i), 0, ""))
 431                          << Atom(Atom::ListItemRight, ATOM_LIST_TAG);
 432                 }
 433                 text << Atom(Atom::ListRight, ATOM_LIST_TAG);
 434                 generateText(text, node, marker);
 435             }
 436         }
 437         if (node)
 438             generateAlsoList(node, marker);
 439         out() << " */\"";
 440     }
 441 }
 442
 443 void JavadocGenerator::generateEnumItemDoc(const Text &text, const Node *node, CodeMarker *marker)
 444 {
 445     out() << " doc=\"/**\n";
 446     if (text.isEmpty()) {
 447         out() << "Internal.";
 448     } else {
 449         generateText(text, node, marker);
 450     }
 451     out() << " */\"";
 452 }
 453
 454 QT_END_NAMESPACE