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Diffstat (limited to 'tools/qdoc3/qmlvisitor.cpp')
-rw-r--r-- | tools/qdoc3/qmlvisitor.cpp | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/tools/qdoc3/qmlvisitor.cpp b/tools/qdoc3/qmlvisitor.cpp new file mode 100644 index 0000000..9295624 --- /dev/null +++ b/tools/qdoc3/qmlvisitor.cpp @@ -0,0 +1,221 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the tools applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QFileInfo> +#include <QStringList> +#include <QtGlobal> +#include "private/qdeclarativejsast_p.h" +#include "private/qdeclarativejsastfwd_p.h" +#include "private/qdeclarativejsengine_p.h" + +#include "node.h" +#include "qmlvisitor.h" + +QT_BEGIN_NAMESPACE + +QmlDocVisitor::QmlDocVisitor(const QString &filePath, const QString &code, + QDeclarativeJS::Engine *engine, Tree *tree, QSet<QString> &commands) +{ + this->filePath = filePath; + this->name = QFileInfo(filePath).baseName(); + document = code; + this->engine = engine; + this->tree = tree; + this->commands = commands; + current = tree->root(); +} + +QmlDocVisitor::~QmlDocVisitor() +{ +} + +QDeclarativeJS::AST::SourceLocation QmlDocVisitor::precedingComment(unsigned offset) const +{ + QDeclarativeJS::AST::SourceLocation currentLoc; + + foreach (const QDeclarativeJS::AST::SourceLocation &loc, engine->comments()) { + if (loc.begin() > lastEndOffset && loc.end() < offset) + currentLoc = loc; + else + break; + } + if (currentLoc.isValid()) { + QString comment = document.mid(currentLoc.offset, currentLoc.length); + if (comment.startsWith("!") || comment.startsWith("*")) + return currentLoc; + } + + return QDeclarativeJS::AST::SourceLocation(); +} + +void QmlDocVisitor::applyDocumentation(QDeclarativeJS::AST::SourceLocation location, + Node *node) +{ + QDeclarativeJS::AST::SourceLocation loc = precedingComment(location.begin()); + + if (loc.isValid()) { + QString source = document.mid(loc.offset, loc.length); + if (source.startsWith(QLatin1String("!")) || + (source.startsWith(QLatin1String("*")) && + source[1] != QLatin1Char('*'))) { + + Location start(filePath); + start.setLineNo(loc.startLine); + start.setColumnNo(loc.startColumn); + Location finish(filePath); + finish.setLineNo(loc.startLine); + finish.setColumnNo(loc.startColumn); + + Doc doc(start, finish, source.mid(1), commands); + node->setDoc(doc); + } + } +} + +/*! + Visits element definitions, recording them in a tree structure. +*/ +bool QmlDocVisitor::visit(QDeclarativeJS::AST::UiObjectDefinition *definition) +{ + QString type = definition->qualifiedTypeNameId->name->asString(); + + if (current->type() == Node::Namespace) { + QmlClassNode *component = new QmlClassNode(current, name, 0); + component->setTitle(QLatin1String("QML ") + name + QLatin1String(" Component")); + + QmlClassNode::addInheritedBy(type, component); + component->setLink(Node::InheritsLink, type, type); + + applyDocumentation(definition->firstSourceLocation(), component); + + current = component; + } + + return true; +} + +void QmlDocVisitor::endVisit(QDeclarativeJS::AST::UiObjectDefinition *definition) +{ + lastEndOffset = definition->lastSourceLocation().end(); +} + +bool QmlDocVisitor::visit(QDeclarativeJS::AST::UiImportList *imports) +{ + // Note that the imports list can be traversed by iteration to obtain + // all the imports in the document at once, having found just one: + // *it = imports; it; it = it->next + + QString module = document.mid(imports->import->fileNameToken.offset, + imports->import->fileNameToken.length); + QString version = document.mid(imports->import->versionToken.offset, + imports->import->versionToken.length); + importList.append(QPair<QString, QString>(module, version)); + + return true; +} + +/*! + Visits public member declarations, such as signals and properties. + These only include custom signals and properties. +*/ +bool QmlDocVisitor::visit(QDeclarativeJS::AST::UiPublicMember *member) +{ + switch (member->type) { + case QDeclarativeJS::AST::UiPublicMember::Signal: + { + if (current->type() == Node::Fake) { + QmlClassNode *qmlClass = static_cast<QmlClassNode *>(current); + if (qmlClass) { + + QString name = member->name->asString(); + FunctionNode *qmlSignal = new FunctionNode(Node::QmlSignal, current, name, false); + + QList<Parameter> parameters; + for (QDeclarativeJS::AST::UiParameterList *it = member->parameters; it; it = it->next) { + if (it->type && it->name) + parameters.append(Parameter(it->type->asString(), "", it->name->asString())); + } + + qmlSignal->setParameters(parameters); + applyDocumentation(member->firstSourceLocation(), qmlSignal); + } + } + break; + } + case QDeclarativeJS::AST::UiPublicMember::Property: + { + QString type = member->memberType->asString(); + QString name = member->name->asString(); + + if (current->type() == Node::Fake) { + QmlClassNode *qmlClass = static_cast<QmlClassNode *>(current); + if (qmlClass) { + + QString name = member->name->asString(); + QmlPropGroupNode *qmlPropGroup = new QmlPropGroupNode(qmlClass, name, false); + if (member->isDefaultMember) + qmlPropGroup->setDefault(); + QmlPropertyNode *qmlPropNode = new QmlPropertyNode(qmlPropGroup, name, type, false); + qmlPropNode->setWritable(!member->isReadonlyMember); + applyDocumentation(member->firstSourceLocation(), qmlPropNode); + } + } + break; + } + default: + return false; + } + + //current->doc = precedingComment(member->firstSourceLocation().begin()); + return true; +} + +void QmlDocVisitor::endVisit(QDeclarativeJS::AST::UiPublicMember *definition) +{ + lastEndOffset = definition->lastSourceLocation().end(); +} + +bool QmlDocVisitor::visit(QDeclarativeJS::AST::IdentifierPropertyName *idproperty) +{ + return true; +} + +QT_END_NAMESPACE |