##// END OF EJS Templates
improved error handling on destroyed objects (since static access should still be possible)...
improved error handling on destroyed objects (since static access should still be possible) git-svn-id: svn://svn.code.sf.net/p/pythonqt/code/trunk@114 ea8d5007-eb21-0410-b261-ccb3ea6e24a9

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docgenerator.cpp
329 lines | 13.6 KiB | text/x-c | CppLexer
/****************************************************************************
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Script Generator project on Trolltech Labs.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#include "docgenerator.h"
#include "fileout.h"
DocGenerator::DocGenerator()
{
}
QString DocGenerator::fileNameForClass(const AbstractMetaClass *meta_class) const
{
return QString::fromLatin1("%0.html").arg(meta_class->name().toLower());
}
QString DocGenerator::subDirectoryForClass(const AbstractMetaClass *) const
{
return QString::fromLatin1("doc");
}
static void writeDocumentHeader(QTextStream &s, const QString &title)
{
s << "<?xml version=\"1.0\" encoding=\"iso-8859-1\"?>" << endl
<< "<!DOCTYPE html" << endl
<< " PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"DTD/xhtml1-strict.dtd\">" << endl
<< "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\">" << endl
<< "<head>" << endl
<< " <title>" << title << "</title>" << endl
<< " <link href=\"classic.css\" rel=\"stylesheet\" type=\"text/css\" />" << endl
<< "</head>" << endl
<< "<body>" << endl;
}
static void writeDocumentFooter(QTextStream &s)
{
s << "</body>" << endl
<< "</html>" << endl;
}
static bool classLessThan(const AbstractMetaClass *c1, const AbstractMetaClass *c2)
{
return c1->name() < c2->name();
}
bool DocGenerator::shouldGenerate(const AbstractMetaClass *meta_class) const
{
uint cg = meta_class->typeEntry()->codeGeneration();
return (cg & TypeEntry::GenerateCode) != 0;
}
void DocGenerator::generate()
{
Generator::generate();
QHash<QString, QList<const AbstractMetaClass*> > packHash;
for (int i = 0; i < m_classes.size(); ++i) {
const AbstractMetaClass *cls = m_classes.at(i);
packHash[cls->package()].append(cls);
}
// package pages
QHash<QString, QList<const AbstractMetaClass*> >::const_iterator it;
for (it = packHash.constBegin(); it != packHash.constEnd(); ++it) {
QString package = it.key();
QList<const AbstractMetaClass*> classesInPackage = it.value();
qSort(classesInPackage.begin(), classesInPackage.end(), classLessThan);
FileOut file(m_out_dir + "/doc/" + package.split(".").join("_") + ".html");
writeDocumentHeader(file.stream, package + " Package");
file.stream << "<h1 align=\"center\">" << package << " Package</h1>" << endl;
file.stream << "<h2>Classes</h2>" << endl
<< "<p><table width=\"100%\" class=\"annotated\" cellpadding=\"2\" cellspacing=\"1\" border=\"0\">" << endl;
for (int i = 0; i < classesInPackage.size(); ++i) {
const AbstractMetaClass *cls = classesInPackage.at(i);
if (cls->name() == "Global")
continue; /// ### fixme
file.stream << "<tr valign=\"top\" class=\"";
if (i & 1)
file.stream << "odd";
else
file.stream << "even";
file.stream << "\"><th><a href=\"" << fileNameForClass(cls) << "\">" << cls->name()
<< "</a></th></tr>" << endl;
}
file.stream << "</table></p>" << endl;
writeDocumentFooter(file.stream);
}
// all classes page
{
FileOut file(m_out_dir + "/doc/classes.html");
writeDocumentHeader(file.stream, "Classes");
file.stream << "<h1 align=\"center\">Classes</h1>" << endl
<< "<p><table width=\"100%\" class=\"annotated\" cellpadding=\"2\" cellspacing=\"1\" border=\"0\">" << endl;
AbstractMetaClassList sortedClasses = m_classes;
qSort(sortedClasses.begin(), sortedClasses.end(), classLessThan);
for (int i = 0; i < sortedClasses.size(); ++i) {
const AbstractMetaClass *cls = sortedClasses.at(i);
if (cls->name() == "Global")
continue; /// ### fixme
file.stream << "<tr valign=\"top\" class=\"";
if (i & 1)
file.stream << "odd";
else
file.stream << "even";
file.stream << "\"><th><a href=\"" << fileNameForClass(cls) << "\">" << cls->name()
<< "</a></th></tr>" << endl;
}
file.stream << "</table></p>" << endl;
writeDocumentFooter(file.stream);
}
// index.html
{
FileOut file(m_out_dir + "/doc/index.html");
writeDocumentHeader(file.stream, "Qt Bindings Reference Documentation");
file.stream << "<h1 align=\"center\">Qt Script Qt Bindings Reference Documentation</h1>" << endl;
file.stream << "<h3>Packages</h3>" << endl;
file.stream << "<ul>" << endl;
QStringList sortedPackages = packHash.keys();
qSort(sortedPackages.begin(), sortedPackages.end());
for (int i = 0; i < sortedPackages.size(); ++i) {
QString pkg = sortedPackages.at(i);
file.stream << "<li><b><a href=\"" << pkg.split(".").join("_") << ".html\">"
<< pkg << "</a></b></li>" << endl;
}
file.stream << "</ul>" << endl;
file.stream << "<h3><a href=\"classes.html\">All Classes</a></h3>" << endl;
file.stream << "<h3><a href=\"../examples\">Examples</a></h3>" << endl;
file.stream << "<h3>Getting Started</h3>" << endl
<< "<p>Using the Qt API in Qt Script is very similar to C++." << endl
<< "<pre>var f = new QFile(\"foo.txt\");</pre>" << endl
<< "C++ enum values are mapped to properties of the script constructor function; e.g. " << endl
<< "QIODevice::ReadOnly becomes QIODevice.ReadOnly.</p>" << endl
<< "<pre>f.open(new QIODevice.OpenMode(QIODevice.ReadOnly));</pre>" << endl
<< "<p>Each C++ flag type is mapped to a property of the script constructor function; e.g. " << endl
<< "QIODevice::OpenMode becomes QIODevice.OpenMode. Such a property is a constructor function " << endl
<< "that takes one or more enum values and constructs a flags instance by OR'ing the arguments " << endl
<< "together.</p>" << endl
<< "<pre>var ts = new QTextStream(f);" << endl
<< "ts.writeString(\"Boo\");</pre>" << endl
<< "<p>C++ streaming operators are normally mapped to readT() and writeT() functions.</p>" << endl
<< "<pre>f.close();</pre>" << endl
<< "<p>In Qt Script, all objects are allocated on the heap; objects that are no longer " << endl
<< "referenced are garbage collected sometime in the future; therefore, make sure to " << endl
<< "explicitly free up resources if you can. (Without the call to close(), the underlying " << endl
<< "file would remain open until the file object is garbage collected.)</p>" << endl
;
file.stream << "<h3><a href=\"http://doc.trolltech.com/latest\">Qt Reference Documentation</a></h3>" << endl;
writeDocumentFooter(file.stream);
}
}
static bool shouldIgnoreEnum(const AbstractMetaEnum *enom)
{
return !enom->wasPublic() || (enom->name() == "enum_1");
}
// in classgenerator.cpp
void findPrototypeAndStaticFunctions(
const AbstractMetaClass *meta_class,
QMap<QString, AbstractMetaFunctionList> &nameToPrototypeFunctions,
QMap<QString, AbstractMetaFunctionList> &nameToStaticFunctions);
QList<int> uniqueEnumValueIndexes(const AbstractMetaEnumValueList &values);
static void writeFunction(QTextStream &s, const AbstractMetaFunction *fun)
{
s << "<li><div class=\"fn\"/><b>" << fun->targetLangSignature() << "</b></li>" << endl;
}
void DocGenerator::write(QTextStream &s, const AbstractMetaClass *meta_class)
{
QString title = meta_class->name();
title.append(" ");
if (meta_class->isNamespace())
title.append("Namespace");
else
title.append("Class");
title.append(" Reference");
writeDocumentHeader(s, title);
s << "<h1 align=\"center\">" << title << "</h1>" << endl;
s << "<h3 align=\"center\">[<a href=\"";
s << meta_class->package().split(".").join("_") << ".html";
s << "\">";
s << meta_class->package();
s << "</a> package]</h3>" << endl;
if (meta_class->baseClass()) {
s << "<p>Inherits <a href=\"" << fileNameForClass(meta_class->baseClass()) << "\">"
<< meta_class->baseClass()->name() << "</a>.</p>" << endl;
} else if (!meta_class->interfaces().isEmpty()) {
AbstractMetaClass *iface = meta_class->interfaces().first();
AbstractMetaClass *impl = iface->primaryInterfaceImplementor();
if (impl != meta_class) {
s << "<p>Inherits <a href=\"" << fileNameForClass(impl) << "\">"
<< impl->name() << "</a>.</p>" << endl;
}
}
AbstractMetaFunctionList ctors;
ctors = meta_class->queryFunctions(AbstractMetaClass::Constructors
| AbstractMetaClass::WasPublic
| AbstractMetaClass::NotRemovedFromTargetLang);
QMap<QString, AbstractMetaFunctionList> nameToPrototypeFunctions;
QMap<QString, AbstractMetaFunctionList> nameToStaticFunctions;
findPrototypeAndStaticFunctions(meta_class, nameToPrototypeFunctions, nameToStaticFunctions);
s << "<h3>Constructor</h3>" << endl;
if (!ctors.isEmpty()) {
s << "<ul>" << endl;
for (int i = 0; i < ctors.size(); ++i) {
writeFunction(s, ctors.at(i));
}
s << "</ul>" << endl;
} else {
s << "<p>This class has no public constructors. Calling the constructor function will cause a TypeError.</p>";
}
s << "<h3>Constructor Properties</h3>" << endl;
s << "<ul>" << endl;
s << "<li><b>prototype</b>: The " << meta_class->name() << " prototype object</li>" << endl;
if (!nameToStaticFunctions.isEmpty()) {
QMap<QString, AbstractMetaFunctionList>::const_iterator it;
for (it = nameToStaticFunctions.constBegin(); it != nameToStaticFunctions.constEnd(); ++it) {
writeFunction(s, it.value().first());
}
}
{
AbstractMetaEnumList enums = meta_class->enums();
for (int i = 0; i < enums.size(); ++i) {
const AbstractMetaEnum *enom = enums.at(i);
if (shouldIgnoreEnum(enom))
continue;
AbstractMetaEnumValueList values = enom->values();
QList<int> indexes = uniqueEnumValueIndexes(values);
for (int j = 0; j < indexes.size(); ++j) {
AbstractMetaEnumValue *val = values.at(indexes.at(j));
s << "<li><b>" << val->name();
if (!val->stringValue().isEmpty())
s << " = " << val->stringValue();
s << "</b></li>" << endl;
}
s << "<li><b>" << enom->name() << "( value )</b></li>" << endl;
FlagsTypeEntry *flags = enom->typeEntry()->flags();
if (flags)
s << "<li><b>" << flags->flagsName() << "( value1, value2, ... )</b></li>" << endl;
}
}
s << "</ul>" << endl;
if (!nameToPrototypeFunctions.isEmpty()) {
s << "<h3>Prototype Object Properties</h3>" << endl;
if (meta_class->baseClass()) {
s << "<p>The " << meta_class->name() << " prototype object inherits properties from the "
<< "<a href=\"" << fileNameForClass(meta_class->baseClass()) << "\">"
<< meta_class->baseClass()->name() << "</a> prototype object and "
<< "also has the following properties.</p>" << endl;
}
s << "<ul>" << endl;
QMap<QString, AbstractMetaFunctionList>::const_iterator it;
for (it = nameToPrototypeFunctions.constBegin(); it != nameToPrototypeFunctions.constEnd(); ++it) {
writeFunction(s, it.value().first());
}
s << "</ul>" << endl;
}
if (!meta_class->isNamespace()) {
s << "<h3>Instance Properties</h3>" << endl;
{
QList<QPropertySpec *> props = meta_class->propertySpecs();
if (!props.isEmpty()) {
s << "<p>" << meta_class->name() << " objects inherit properties from the "
<< meta_class->name() << " prototype object and also have the following properties.</p>" << endl;
s << "<ul>" << endl;
for (int i = 0; i < props.size(); ++i) {
s << "<li><div class=\"fn\"/><b>" << props.at(i)->name() << "</b></li>" << endl;
}
s << "</ul>" << endl;
} else {
s << "<p>" << meta_class->name() << " objects have no special properties beyond those "
<< "inherited from the " << meta_class->name() << " prototype object.</p>" << endl;
}
}
}
writeDocumentFooter(s);
}