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232
src/plugins/cppeditor/cppclasswizard.cpp
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232
src/plugins/cppeditor/cppclasswizard.cpp
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/***************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Qt Software Information (qt-info@nokia.com)
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**
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**
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** Non-Open Source Usage
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**
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** Licensees may use this file in accordance with the Qt Beta Version
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** License Agreement, Agreement version 2.2 provided with the Software or,
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** alternatively, in accordance with the terms contained in a written
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** agreement between you and Nokia.
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**
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** GNU General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the packaging
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** of this file. Please review the following information to ensure GNU
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** General Public Licensing requirements will be met:
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**
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** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt GPL Exception version
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** 1.2, included in the file GPL_EXCEPTION.txt in this package.
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**
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***************************************************************************/
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#include "cppclasswizard.h"
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#include "cppeditorconstants.h"
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#include <utils/codegeneration.h>
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#include <utils/newclasswidget.h>
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#include <QtCore/QTextStream>
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#include <QtCore/QDir>
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#include <QtCore/QDebug>
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#include <QtGui/QComboBox>
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#include <QtGui/QCheckBox>
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#include <QtGui/QLabel>
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#include <QtGui/QVBoxLayout>
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#include <QtGui/QWizard>
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using namespace CppEditor;
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using namespace CppEditor::Internal;
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// ========= ClassNamePage =========
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ClassNamePage::ClassNamePage(const QString &sourceSuffix,
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const QString &headerSuffix,
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QWidget *parent) :
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QWizardPage(parent),
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m_isValid(false)
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{
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setTitle(tr("Enter class name"));
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setSubTitle(tr("The header and source file names will be derived from the class name"));
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m_newClassWidget = new Core::Utils::NewClassWidget;
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// Order, set extensions first before suggested name is derived
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m_newClassWidget->setHeaderExtension(headerSuffix);
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m_newClassWidget->setSourceExtension(sourceSuffix);
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m_newClassWidget->setBaseClassInputVisible(true);
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m_newClassWidget->setBaseClassChoices(QStringList() << QString()
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<< QLatin1String("QObject")
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<< QLatin1String("QWidget")
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<< QLatin1String("QMainWindow"));
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m_newClassWidget->setBaseClassEditable(true);
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m_newClassWidget->setFormInputVisible(false);
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m_newClassWidget->setNamespacesEnabled(true);
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connect(m_newClassWidget, SIGNAL(validChanged()),
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this, SLOT(slotValidChanged()));
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QVBoxLayout *pageLayout = new QVBoxLayout(this);
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pageLayout->addWidget(m_newClassWidget);
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}
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void ClassNamePage::slotValidChanged()
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{
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const bool validNow = m_newClassWidget->isValid();
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if (m_isValid != validNow) {
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m_isValid = validNow;
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emit completeChanged();
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}
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}
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CppClassWizardDialog::CppClassWizardDialog(const QString &sourceSuffix,
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const QString &headerSuffix,
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QWidget *parent) :
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QWizard(parent),
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m_classNamePage(new ClassNamePage(sourceSuffix, headerSuffix, this))
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{
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Core::BaseFileWizard::setupWizard(this);
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setWindowTitle(tr("C++ Class Wizard"));
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addPage(m_classNamePage);
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}
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void CppClassWizardDialog::setPath(const QString &path)
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{
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m_classNamePage->newClassWidget()->setPath(path);
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}
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CppClassWizardParameters CppClassWizardDialog::parameters() const
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{
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CppClassWizardParameters rc;
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const Core::Utils::NewClassWidget *ncw = m_classNamePage->newClassWidget();
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rc.className = ncw->className();
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rc.headerFile = ncw->headerFileName();
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rc.sourceFile = ncw->sourceFileName();
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rc.baseClass = ncw->baseClassName();
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rc.path = ncw->path();
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return rc;
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}
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// ========= CppClassWizard =========
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CppClassWizard::CppClassWizard(const Core::BaseFileWizardParameters ¶meters,
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Core::ICore *core, QObject *parent) :
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Core::BaseFileWizard(parameters, core, parent)
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{
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}
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QString CppClassWizard::sourceSuffix() const
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{
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return preferredSuffix(QLatin1String(Constants::CPP_SOURCE_MIMETYPE));
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}
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QString CppClassWizard::headerSuffix() const
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{
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return preferredSuffix(QLatin1String(Constants::CPP_HEADER_MIMETYPE));
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}
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QWizard *CppClassWizard::createWizardDialog(QWidget *parent,
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const QString &defaultPath,
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const WizardPageList &extensionPages) const
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{
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CppClassWizardDialog *wizard = new CppClassWizardDialog(sourceSuffix(), headerSuffix(), parent);
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foreach (QWizardPage *p, extensionPages)
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wizard->addPage(p);
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wizard->setPath(defaultPath);
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return wizard;
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}
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Core::GeneratedFiles CppClassWizard::generateFiles(const QWizard *w, QString *errorMessage) const
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{
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const CppClassWizardDialog *wizard = qobject_cast<const CppClassWizardDialog *>(w);
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const CppClassWizardParameters params = wizard->parameters();
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const QString sourceFileName = Core::BaseFileWizard::buildFileName(params.path, params.sourceFile, sourceSuffix());
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const QString headerFileName = Core::BaseFileWizard::buildFileName(params.path, params.headerFile, headerSuffix());
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Core::GeneratedFile sourceFile(sourceFileName);
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sourceFile.setEditorKind(QLatin1String(Constants::CPPEDITOR_KIND));
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Core::GeneratedFile headerFile(headerFileName);
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headerFile.setEditorKind(QLatin1String(Constants::CPPEDITOR_KIND));
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QString header, source;
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if (!generateHeaderAndSource(params, &header, &source)) {
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*errorMessage = tr("Error while generating file contents.");
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return Core::GeneratedFiles();
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}
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headerFile.setContents(header);
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sourceFile.setContents(source);
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return Core::GeneratedFiles() << headerFile << sourceFile;
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}
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bool CppClassWizard::generateHeaderAndSource(const CppClassWizardParameters ¶ms,
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QString *header, QString *source)
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{
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// TODO:
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// Quite a bit of this code has been copied from FormClassWizardParameters::generateCpp.
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// Maybe more of it could be merged into Core::Utils.
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const QString indent = QString(4, QLatin1Char(' '));
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// Do we have namespaces?
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QStringList namespaceList = params.className.split(QLatin1String("::"));
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if (namespaceList.empty()) // Paranoia!
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return false;
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const QString unqualifiedClassName = namespaceList.takeLast();
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const QString guard = Core::Utils::headerGuard(unqualifiedClassName);
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// == Header file ==
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QTextStream headerStr(header);
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headerStr << "#ifndef " << guard
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<< "\n#define " << guard << '\n' << '\n';
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const QRegExp qtClassExpr(QLatin1String("^Q[A-Z3].+"));
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Q_ASSERT(qtClassExpr.isValid());
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const bool superIsQtClass = qtClassExpr.exactMatch(params.baseClass);
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if (superIsQtClass) {
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Core::Utils::writeIncludeFileDirective(params.baseClass, true, headerStr);
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headerStr << '\n';
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}
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const QString namespaceIndent = Core::Utils::writeOpeningNameSpaces(namespaceList, 0, headerStr);
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// Class declaration
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headerStr << namespaceIndent << "class " << unqualifiedClassName;
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if (!params.baseClass.isEmpty())
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headerStr << " : public " << params.baseClass << "\n";
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else
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headerStr << "\n";
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headerStr << namespaceIndent << "{\n";
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headerStr << namespaceIndent << "public:\n"
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<< namespaceIndent << indent << unqualifiedClassName << "();\n";
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headerStr << namespaceIndent << "};\n\n";
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Core::Utils::writeClosingNameSpaces(namespaceList, 0, headerStr);
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headerStr << "#endif // "<< guard << '\n';
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// == Source file ==
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QTextStream sourceStr(source);
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Core::Utils::writeIncludeFileDirective(params.headerFile, false, sourceStr);
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Core::Utils::writeOpeningNameSpaces(namespaceList, 0, sourceStr);
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// Constructor
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sourceStr << '\n' << namespaceIndent << unqualifiedClassName << "::" << unqualifiedClassName << "()\n";
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sourceStr << namespaceIndent << "{\n" << namespaceIndent << "}\n";
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Core::Utils::writeClosingNameSpaces(namespaceList, indent, sourceStr);
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return true;
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}
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