subclassingimpl.cpp

用Qt4编写的linux IDE开发环境

    if ( headerInsertLineAfter == -1 )
    {
        int last = headerImpl.lastIndexOf("};");
        if ( last == -1 )
            last = headerImpl.lastIndexOf("}");
        headerInsertLineAfter = last -1 ;
        if ( editorHeader )
        {
            editorHeader->insertText("private slots:\n", headerInsertLineAfter++);
       	}
        else
        {
        	headerInsertLineAfter--;
            headerImpl.insert(headerInsertLineAfter++, "private slots:");
       	}
    }
    // Implementation
    // Find filename in opened editors
    Editor *editorImplementation = 0;
    foreach(Editor *ed, m_mainImpl->allEditors() )
    {
        if ( ed->filename() == filename+ ".cpp" )
        {
            editorImplementation = ed;
        }
    }
    if ( !editorImplementation )
    {
        // Get content of opened editor
        file.setFileName( filename+".cpp" );
        if (file.open(QIODevice::ReadOnly | QIODevice::Text))
        {
            sourceImpl = QString(file.readAll()).split("\n");
            file.close();
        }
        else // Otherwise creation of a new content from template
            sourceImpl = templateSourceImpl();
    }
    // Now insert code for all new items checked 
    for (int i=0; i<treeSlots->topLevelItemCount(); i++)
    {
        QTreeWidgetItem *topLevelItem = treeSlots->topLevelItem( i );
        for (int j=0; j< topLevelItem->childCount(); j++)
        {
            QTreeWidgetItem *item = topLevelItem->child( j );
            if ( item->checkState( 0 ) && item->textColor(0)!= Qt::blue )
            {
                QString s = item->data(0, Qt::UserRole).toString();
                if ( editorHeader )
                    editorHeader->insertText("\tvoid "+s+";\n", headerInsertLineAfter++);
                else
                    headerImpl.insert(headerInsertLineAfter++, "\tvoid "+s+";");
                if ( editorImplementation )
                {
                    editorImplementation->insertText("void "+ comboClassName->currentText() + "::" + s, -1);
                    editorImplementation->insertText("{", -1);
                    editorImplementation->insertText("\t// TODO", -1);
                    editorImplementation->insertText("}\n", -1);

                }
                else
                {
                    sourceImpl << "void "+ comboClassName->currentText() + "::" + s;
                    sourceImpl << "{";
                    sourceImpl << "\t// TODO";
                    sourceImpl << "}\n";
                }
            }
        }
    }

    if ( !editorHeader )
    {
        file.setFileName( filename+".h" );
        if (file.open(QIODevice::WriteOnly | QIODevice::Text))
        {
            foreach(QString line, headerImpl)
            {
                file.write( line.toLatin1()+"\n" );
            }
        }
        file.close();
    }
    if ( !editorImplementation )
    {
        file.setFileName( filename+".cpp" );
        if (file.open(QIODevice::WriteOnly | QIODevice::Text))
        {
            foreach(QString line, sourceImpl)
            {
                file.write( line.toLatin1()+"\n" );
            }
        }

        file.close();
    }
}

void SubclassingImpl::on_clearButton_clicked()
{
    filterEdit->clear();
}

void SubclassingImpl::on_newImplementation_clicked()
{
    QDialog *dial = new QDialog;
    uiNewImplementation.setupUi(dial);

    connect(uiNewImplementation.locationButton, SIGNAL(clicked()), this, SLOT(slotLocation()) );
    connect(uiNewImplementation.className, SIGNAL(textChanged(QString)), this, SLOT(slotEnableokButton(QString)) );
    connect(uiNewImplementation.location , SIGNAL(textChanged(QString)), this, SLOT(slotEnableokButton(QString)) );
    connect(uiNewImplementation.filename , SIGNAL(textChanged(QString)), this, SLOT(slotEnableokButton(QString)) );

    if ( !comboClassName->count() )
    {
        uiNewImplementation.className->setText(objectName()+"Impl");
        uiNewImplementation.location->setText(m_srcDirectory+"/");
        uiNewImplementation.filename->setText(QString(objectName()+"Impl").toLower());
    }
    if ( dial->exec() == QDialog::Accepted )
    {
        if ( uiNewImplementation.filename->text().right(2).toLower() == ".h" || uiNewImplementation.filename->text().right(4).toLower() == ".cpp" )
            uiNewImplementation.filename->setText( uiNewImplementation.filename->text().left( uiNewImplementation.filename->text().lastIndexOf(".") ) );
        comboClassName->addItem(uiNewImplementation.className->text(), QVariant(uiNewImplementation.location->text()+"/"+uiNewImplementation.filename->text()));
        comboClassName->setCurrentIndex( comboClassName->count()-1 );
        slotParseForm();
    }

    delete dial;
}

void SubclassingImpl::on_comboClassName_activated(int i)
{
    slotParseForm();

    // supress gcc warnings
    i = 0;
}

void SubclassingImpl::on_filterEdit_textChanged( const QString &text )
{
    QRegExp regExp( text, Qt::CaseInsensitive, QRegExp::RegExp2  );
    proxyModel->setFilterRegExp(regExp);
}

void SubclassingImpl::slotParseForm()
{
    QString data = comboClassName->itemData( comboClassName->currentIndex() ).toString();
    if ( QFile::exists( data + ".h"  ) )
    {
        okButton->setText( tr("&Update") );
    }
    else
    {
        okButton->setText( tr("C&reate") );
    }

    okButton->setEnabled( true );
    filename->setText( data.section("/", -1).section(".", 0, 0) + " "+tr("(.h and .cpp)") );
    location->setText( data.left( data.lastIndexOf("/")+1 ) );

    QString headerContent;
    QFile fileHeader( comboClassName->itemData( comboClassName->currentIndex() ).toString() + ".h");
    if (fileHeader.open(QIODevice::ReadOnly | QIODevice::Text))
    {
        headerContent = fileHeader.readAll();
        fileHeader.close();
    }

    QStringList		listeSignatures = signatures(headerContent);
    QFile			file(m_uiName);
    QUiLoader		loader;
    QTreeWidgetItem		*item;
    QWidget			*dial;

    file.open(QFile::ReadOnly);
    dial = loader.load(&file, this);
    file.close();

    QList<QWidget *> widgets = dial->findChildren<QWidget *>();
    QList<QAction *> actions = dial->findChildren<QAction *>();
    QList<QObject *> objs;

    // merge the 2 lists into one big one!
    foreach(QObject *o, actions)
    objs.append( o );
    foreach(QObject *o, widgets)
    objs.append( o );

    treeSlots->clear();
    foreach(QObject *w, objs)
    {
        QString name = w->objectName();
        if ( name.isEmpty() )
            continue;

        QString className = w->metaObject()->className();
        item = new QTreeWidgetItem(QStringList(name+" ("+className+")"));
        treeSlots->addTopLevelItem ( item );
        for (int i=0; i<w->metaObject()->methodCount(); i++)
        {
            QMetaMethod meta = w->metaObject()->method( i );
            if ( meta.methodType() == QMetaMethod::Signal )
            {
                QTreeWidgetItem *item2 = new QTreeWidgetItem(item, QStringList()<<"on_"+name+"_"+meta.signature());
                QString method = QString("on_"+name+"_"+meta.signature()).section("(", 0, 0) + "(";
                for (int param=0; param<meta.parameterTypes().count(); param++)
                    method += meta.parameterTypes().at(param)+" "+meta.parameterNames().at(param)+", ";
                if ( method.right(2) == ", " )
                    method = method.left( method.length() - 2 );
                method += ")";
                item2->setData(0, Qt::UserRole, QVariant(method));
                if ( listeSignatures.contains( "on_"+name+"_"+meta.signature() ) )
                {
                    item2->setFlags( Qt::ItemIsEnabled );
                    item2->setCheckState(0, Qt::Checked );
                    item2->setTextColor(0, Qt::blue);
                }
                else
                {
                    item2->setFlags( Qt::ItemIsUserCheckable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
                    item2->setCheckState(0, Qt::Unchecked );
                }
            }
        }
        treeSlots->expandItem( item );
    }
    delete dial;
}

void SubclassingImpl::slotLocation()
{
    QString s = QFileDialog::getExistingDirectory(
                    this,
                    tr("Choose the file location"),
                    m_srcDirectory,
                    QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks );

    if ( s.isEmpty() )
        return;
    uiNewImplementation.location->setText( s );
}

void SubclassingImpl::slotEnableokButton(QString)
{
    uiNewImplementation.okButton->setDisabled(
        uiNewImplementation.location->text().isEmpty()  ||
        uiNewImplementation.className->text().isEmpty() ||
        uiNewImplementation.filename->text().isEmpty()
    );
}