subclassing.cpp

奇趣公司比较新的qt/emd版本

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#include "ui3reader.h"
#include "parser.h"
#include "domtool.h"
#include "globaldefs.h"
#include <QFile>
#include <QStringList>
#include <QDateTime>
#include <QRegExp>
#include <stdio.h>
#include <stdlib.h>

/*!
  Creates a declaration ( headerfile ) for a subclass \a subClass
  of the form given in \a e

  \sa createSubImpl()
 */
void Ui3Reader::createSubDecl( const QDomElement &e, const QString& subClass )
{
    QDomElement n;
    QDomNodeList nl;
    int i;

    QString objClass = getClassName( e );
    if ( objClass.isEmpty() )
        return;

    out << "class " << subClass << " : public " << nameOfClass << endl;
    out << "{" << endl;

/* tmake ignore Q_OBJECT */
    out << "    Q_OBJECT" << endl;
    out << endl;
    out << "public:" << endl;

    // constructor
    if ( objClass == QLatin1String("QDialog") || objClass == QLatin1String("QWizard") ) {
        out << "    " << subClass << "( QWidget* parent = 0, const char* name = 0, bool modal = false, Qt::WindowFlags fl = 0 );" << endl;
    } else { // standard QWidget
        out << "    " << subClass << "( QWidget* parent = 0, const char* name = 0, Qt::WindowFlags fl = 0 );" << endl;
    }

    // destructor
    out << "    ~" << subClass << "();" << endl;
    out << endl;

    // find additional functions
    QStringList publicSlots, protectedSlots, privateSlots;
    QStringList publicSlotTypes, protectedSlotTypes, privateSlotTypes;
    QStringList publicSlotSpecifier, protectedSlotSpecifier, privateSlotSpecifier;
    QStringList publicFuncts, protectedFuncts, privateFuncts;
    QStringList publicFunctRetTyp, protectedFunctRetTyp, privateFunctRetTyp;
    QStringList publicFunctSpec, protectedFunctSpec, privateFunctSpec;

    nl = e.parentNode().toElement().elementsByTagName(QLatin1String("slot"));
    for ( i = 0; i < (int) nl.length(); i++ ) {
        n = nl.item(i).toElement();
        if ( n.parentNode().toElement().tagName() != QLatin1String("slots")
             && n.parentNode().toElement().tagName() != QLatin1String("connections") )
            continue;
        if ( n.attribute(QLatin1String("language"), QLatin1String("C++")) != QLatin1String("C++") )
            continue;
        QString returnType = n.attribute(QLatin1String("returnType"), QLatin1String("void"));
        QString functionName = n.firstChild().toText().data().trimmed();
        if ( functionName.endsWith(QLatin1String(";")))
            functionName = functionName.left( functionName.length() - 1 );
        QString specifier = n.attribute(QLatin1String("specifier"));
        QString access = n.attribute(QLatin1String("access"));
        if ( access == QLatin1String("protected") ) {
            protectedSlots += functionName;
            protectedSlotTypes += returnType;
            protectedSlotSpecifier += specifier;
        } else if ( access == QLatin1String("private") ) {
            privateSlots += functionName;
            privateSlotTypes += returnType;
            privateSlotSpecifier += specifier;
        } else {
            publicSlots += functionName;
            publicSlotTypes += returnType;
            publicSlotSpecifier += specifier;
        }
    }

    nl = e.parentNode().toElement().elementsByTagName(QLatin1String("function"));
    for ( i = 0; i < (int) nl.length(); i++ ) {
        n = nl.item(i).toElement();
        if ( n.parentNode().toElement().tagName() != QLatin1String("functions") )
            continue;
        if ( n.attribute(QLatin1String("language"), QLatin1String("C++")) != QLatin1String("C++") )
            continue;
        QString returnType = n.attribute(QLatin1String("returnType"), QLatin1String("void"));
        QString functionName = n.firstChild().toText().data().trimmed();
        if ( functionName.endsWith(QLatin1String(";")) )
            functionName = functionName.left( functionName.length() - 1 );
        QString specifier = n.attribute(QLatin1String("specifier"));
        QString access = n.attribute(QLatin1String("access"));
        if ( access == QLatin1String("protected") ) {
            protectedFuncts += functionName;
            protectedFunctRetTyp += returnType;
            protectedFunctSpec += specifier;
        } else if ( access == QLatin1String("private") ) {
            privateFuncts += functionName;
            privateFunctRetTyp += returnType;
            privateFunctSpec += specifier;
        } else {
            publicFuncts += functionName;
            publicFunctRetTyp += returnType;
            publicFunctSpec += specifier;
        }
    }

    if ( !publicFuncts.isEmpty() )
        writeFunctionsSubDecl( publicFuncts, publicFunctRetTyp, publicFunctSpec );

    // create public additional slots
    if ( !publicSlots.isEmpty() ) {
        out << "public slots:" << endl;
        writeFunctionsSubDecl( publicSlots, publicSlotTypes, publicSlotSpecifier );
    }

    if ( !protectedFuncts.isEmpty() ) {
        out << "protected:" << endl;
        writeFunctionsSubDecl( protectedFuncts, protectedFunctRetTyp, protectedFunctSpec );
    }

    // create protected additional slots
    if ( !protectedSlots.isEmpty() ) {
        out << "protected slots:" << endl;
        writeFunctionsSubDecl( protectedSlots, protectedSlotTypes, protectedSlotSpecifier );
    }

    if ( !privateFuncts.isEmpty() ) {
        out << "private:" << endl;
        writeFunctionsSubDecl( privateFuncts, privateFunctRetTyp, privateFunctSpec );
    }

    // create private additional slots
    if ( !privateSlots.isEmpty() ) {
        out << "private slots:" << endl;
        writeFunctionsSubDecl( privateSlots, privateSlotTypes, privateSlotSpecifier );
    }