forked from qt-creator/qt-creator
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671
src/plugins/coreplugin/basefilewizard.cpp
Normal file
671
src/plugins/coreplugin/basefilewizard.cpp
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@@ -0,0 +1,671 @@
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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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||||
**
|
||||
** Non-Open Source Usage
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||||
**
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||||
** Licensees may use this file in accordance with the Qt Beta Version
|
||||
** License Agreement, Agreement version 2.2 provided with the Software or,
|
||||
** alternatively, in accordance with the terms contained in a written
|
||||
** agreement between you and Nokia.
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||||
**
|
||||
** GNU General Public License Usage
|
||||
**
|
||||
** Alternatively, this file may be used under the terms of the GNU General
|
||||
** Public License versions 2.0 or 3.0 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:
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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 "basefilewizard.h"
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#include "mimedatabase.h"
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#include <coreplugin/editormanager/editormanager.h>
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#include <coreplugin/icore.h>
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#include <coreplugin/coreconstants.h>
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#include <coreplugin/ifilewizardextension.h>
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#include <utils/filewizarddialog.h>
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#include <QtCore/QDir>
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#include <QtCore/QFile>
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#include <QtCore/QFileInfo>
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#include <QtCore/QVector>
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#include <QtCore/QDebug>
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#include <QtCore/QSharedData>
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#include <QtCore/QEventLoop>
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#include <QtCore/QSharedPointer>
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#include <QtGui/QMessageBox>
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#include <QtGui/QWizard>
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#include <QtGui/QMainWindow>
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enum { debugWizard = 0 };
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namespace Core {
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class GeneratedFilePrivate : public QSharedData {
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public:
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GeneratedFilePrivate() {}
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explicit GeneratedFilePrivate(const QString &p);
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QString path;
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QString contents;
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QString editorKind;
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};
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GeneratedFilePrivate::GeneratedFilePrivate(const QString &p) :
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path(p)
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{
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}
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GeneratedFile::GeneratedFile() :
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m_d(new GeneratedFilePrivate)
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{
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}
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GeneratedFile::GeneratedFile(const QString &p) :
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m_d(new GeneratedFilePrivate(p))
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{
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}
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GeneratedFile::GeneratedFile(const GeneratedFile &rhs) :
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m_d(rhs.m_d)
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{
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}
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GeneratedFile &GeneratedFile::operator=(const GeneratedFile &rhs)
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{
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if (this != &rhs)
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m_d.operator=(rhs.m_d);
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return *this;
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}
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GeneratedFile::~GeneratedFile()
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{
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}
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QString GeneratedFile::path() const
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{
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return m_d->path;
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}
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void GeneratedFile::setPath(const QString &p)
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{
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m_d->path = p;
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}
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QString GeneratedFile::contents() const
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{
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return m_d->contents;
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}
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void GeneratedFile::setContents(const QString &c)
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{
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m_d->contents = c;
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}
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QString GeneratedFile::editorKind() const
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{
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return m_d->editorKind;
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}
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void GeneratedFile::setEditorKind(const QString &k)
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{
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m_d->editorKind = k;
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}
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bool GeneratedFile::write(QString *errorMessage) const
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{
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// Ensure the directory
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const QFileInfo info(m_d->path);
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const QDir dir = info.absoluteDir();
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if (!dir.exists()) {
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if (!dir.mkpath(dir.absolutePath())) {
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*errorMessage = BaseFileWizard::tr("Unable to create the directory %1.").arg(dir.absolutePath());
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return false;
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}
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}
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// Write out
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QFile file(m_d->path);
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if (!file.open(QIODevice::WriteOnly|QIODevice::Text)) {
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*errorMessage = BaseFileWizard::tr("Unable to open %1 for writing: %2").arg(m_d->path, file.errorString());
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return false;
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}
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if (file.write(m_d->contents.toUtf8()) == -1) {
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*errorMessage = BaseFileWizard::tr("Error while writing to %1: %2").arg(m_d->path, file.errorString());
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return false;
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}
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file.close();
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return true;
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}
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// ------------ BaseFileWizardParameterData
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class BaseFileWizardParameterData : public QSharedData {
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public:
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explicit BaseFileWizardParameterData(IWizard::Kind kind = IWizard::FileWizard);
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IWizard::Kind kind;
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QIcon icon;
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QString description;
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QString name;
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QString category;
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QString trCategory;
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};
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BaseFileWizardParameterData::BaseFileWizardParameterData(IWizard::Kind k) :
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kind(k)
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{
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}
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BaseFileWizardParameters::BaseFileWizardParameters(IWizard::Kind kind) :
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m_d(new BaseFileWizardParameterData(kind))
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{
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}
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BaseFileWizardParameters::BaseFileWizardParameters(const BaseFileWizardParameters &rhs) :
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m_d(rhs.m_d)
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{
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}
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BaseFileWizardParameters &BaseFileWizardParameters::operator=(const BaseFileWizardParameters &rhs)
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{
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if (this != &rhs)
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m_d.operator=(rhs.m_d);
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return *this;
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}
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BaseFileWizardParameters::~BaseFileWizardParameters()
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{
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}
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IWizard::Kind BaseFileWizardParameters::kind() const
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{
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return m_d->kind;
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}
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void BaseFileWizardParameters::setKind(IWizard::Kind k)
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{
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m_d->kind = k;
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}
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QIcon BaseFileWizardParameters::icon() const
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{
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return m_d->icon;
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}
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void BaseFileWizardParameters::setIcon(const QIcon &icon)
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{
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m_d->icon = icon;
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}
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QString BaseFileWizardParameters::description() const
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{
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return m_d->description;
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}
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void BaseFileWizardParameters::setDescription(const QString &v)
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{
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m_d->description = v;
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}
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QString BaseFileWizardParameters::name() const
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{
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return m_d->name;
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}
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void BaseFileWizardParameters::setName(const QString &v)
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{
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m_d->name = v;
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}
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QString BaseFileWizardParameters::category() const
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{
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return m_d->category;
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}
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void BaseFileWizardParameters::setCategory(const QString &v)
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{
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m_d->category = v;
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}
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QString BaseFileWizardParameters::trCategory() const
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{
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return m_d->trCategory;
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}
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void BaseFileWizardParameters::setTrCategory(const QString &v)
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{
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m_d->trCategory = v;
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}
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/* WizardEventLoop: Special event loop that runs a QWizard and terminates if the page changes.
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* Synopsis:
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* \code
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Wizard wizard(parent);
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WizardEventLoop::WizardResult wr;
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do {
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wr = WizardEventLoop::execWizardPage(wizard);
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} while (wr == WizardEventLoop::PageChanged);
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* \endcode */
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class WizardEventLoop : public QEventLoop
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{
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Q_OBJECT
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Q_DISABLE_COPY(WizardEventLoop)
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WizardEventLoop(QObject *parent);
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public:
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enum WizardResult { Accepted, Rejected , PageChanged };
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static WizardResult execWizardPage(QWizard &w);
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private slots:
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void pageChanged(int);
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void accepted();
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void rejected();
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private:
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WizardResult execWizardPageI();
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WizardResult m_result;
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};
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WizardEventLoop::WizardEventLoop(QObject *parent) :
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QEventLoop(parent),
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m_result(Rejected)
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{
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}
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WizardEventLoop::WizardResult WizardEventLoop::execWizardPage(QWizard &wizard)
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{
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/* Install ourselves on the wizard. Main trick is here to connect
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* to the page changed signal and quit() on it. */
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WizardEventLoop *eventLoop = wizard.findChild<WizardEventLoop *>();
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if (!eventLoop) {
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eventLoop = new WizardEventLoop(&wizard);
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connect(&wizard, SIGNAL(currentIdChanged(int)), eventLoop, SLOT(pageChanged(int)));
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connect(&wizard, SIGNAL(accepted()), eventLoop, SLOT(accepted()));
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connect(&wizard, SIGNAL(rejected()), eventLoop, SLOT(rejected()));
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wizard.setAttribute(Qt::WA_ShowModal, true);
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wizard.show();
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}
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const WizardResult result = eventLoop->execWizardPageI();
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// Quitting?
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if (result != PageChanged)
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delete eventLoop;
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if (debugWizard)
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qDebug() << "WizardEventLoop::runWizard" << wizard.pageIds() << " returns " << result;
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return result;
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}
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WizardEventLoop::WizardResult WizardEventLoop::execWizardPageI()
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{
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m_result = Rejected;
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exec(QEventLoop::DialogExec);
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return m_result;
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}
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void WizardEventLoop::pageChanged(int /*page*/)
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{
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m_result = PageChanged;
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quit(); // !
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}
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void WizardEventLoop::accepted()
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{
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m_result = Accepted;
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quit();
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}
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void WizardEventLoop::rejected()
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{
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m_result = Rejected;
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quit();
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}
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// ---------------- BaseFileWizardPrivate
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struct BaseFileWizardPrivate {
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explicit BaseFileWizardPrivate(const Core::BaseFileWizardParameters ¶meters,
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Core::ICore *core);
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const Core::BaseFileWizardParameters m_parameters;
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QWizard *m_wizardDialog;
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Core::ICore *m_core;
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};
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Core::BaseFileWizardPrivate::BaseFileWizardPrivate(const BaseFileWizardParameters ¶meters,
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Core::ICore *core) :
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m_parameters(parameters),
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m_wizardDialog(0),
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m_core(core)
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{
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||||
}
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||||
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// ---------------- Wizard
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BaseFileWizard::BaseFileWizard(const BaseFileWizardParameters ¶meters,
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Core::ICore *core,
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QObject *parent) :
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IWizard(parent),
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m_d(new BaseFileWizardPrivate(parameters, core))
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{
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}
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BaseFileWizard::~BaseFileWizard()
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||||
{
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delete m_d;
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}
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IWizard::Kind BaseFileWizard::kind() const
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{
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return m_d->m_parameters.kind();
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}
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QIcon BaseFileWizard::icon() const
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||||
{
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return m_d->m_parameters.icon();
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}
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||||
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QString BaseFileWizard::description() const
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{
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return m_d->m_parameters.description();
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}
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QString BaseFileWizard::name() const
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{
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return m_d->m_parameters.name();
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}
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QString BaseFileWizard::category() const
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||||
{
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return m_d->m_parameters.category();
|
||||
}
|
||||
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||||
QString BaseFileWizard::trCategory() const
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||||
{
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||||
return m_d->m_parameters.trCategory();
|
||||
}
|
||||
|
||||
QStringList BaseFileWizard::runWizard(const QString &path, QWidget *parent)
|
||||
{
|
||||
typedef QList<IFileWizardExtension*> ExtensionList;
|
||||
|
||||
QString errorMessage;
|
||||
// Compile extension pages, purge out unused ones
|
||||
ExtensionList extensions = ExtensionSystem::PluginManager::instance()->getObjects<IFileWizardExtension>();
|
||||
WizardPageList allExtensionPages;
|
||||
for (ExtensionList::iterator it = extensions.begin(); it != extensions.end(); ) {
|
||||
const WizardPageList extensionPages = (*it)->extensionPages(this);
|
||||
if (extensionPages.empty()) {
|
||||
it = extensions.erase(it);
|
||||
} else {
|
||||
allExtensionPages += extensionPages;
|
||||
++it;
|
||||
}
|
||||
}
|
||||
|
||||
if (debugWizard)
|
||||
qDebug() << Q_FUNC_INFO << path << parent << "exs" << extensions.size() << allExtensionPages.size();
|
||||
|
||||
QWizardPage *firstExtensionPage = 0;
|
||||
if (!allExtensionPages.empty())
|
||||
firstExtensionPage = allExtensionPages.front();
|
||||
|
||||
// Create dialog and run it. Ensure that the dialog is deleted when
|
||||
// leaving the func, but not before the IFileWizardExtension::process
|
||||
// has been called
|
||||
const QSharedPointer<QWizard> wizard(createWizardDialog(parent, path, allExtensionPages));
|
||||
GeneratedFiles files;
|
||||
// Run the wizard: Call generate files on switching to the first extension
|
||||
// page is OR after 'Accepted' if there are no extension pages
|
||||
while (true) {
|
||||
const WizardEventLoop::WizardResult wr = WizardEventLoop::execWizardPage(*wizard);
|
||||
if (wr == WizardEventLoop::Rejected) {
|
||||
files.clear();
|
||||
break;
|
||||
}
|
||||
const bool accepted = wr == WizardEventLoop::Accepted;
|
||||
const bool firstExtensionPageHit = wr == WizardEventLoop::PageChanged
|
||||
&& wizard->page(wizard->currentId()) == firstExtensionPage;
|
||||
const bool needGenerateFiles = firstExtensionPageHit || (accepted && allExtensionPages.empty());
|
||||
if (needGenerateFiles) {
|
||||
QString errorMessage;
|
||||
files = generateFiles(wizard.data(), &errorMessage);
|
||||
if (files.empty()) {
|
||||
QMessageBox::critical(0, tr("File Generation Failure"), errorMessage);
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (firstExtensionPageHit)
|
||||
foreach(IFileWizardExtension *ex, extensions)
|
||||
ex->firstExtensionPageShown(files);
|
||||
if (accepted)
|
||||
break;
|
||||
}
|
||||
if (files.empty())
|
||||
return QStringList();
|
||||
// Compile result list and prompt for overwrite
|
||||
QStringList result;
|
||||
foreach (const GeneratedFile &generatedFile, files)
|
||||
result.push_back(generatedFile.path());
|
||||
|
||||
switch (promptOverwrite(path, result, &errorMessage)) {
|
||||
case OverwriteCanceled:
|
||||
return QStringList();
|
||||
case OverwriteError:
|
||||
QMessageBox::critical(0, tr("Existing files"), errorMessage);
|
||||
return QStringList();
|
||||
case OverwriteOk:
|
||||
break;
|
||||
}
|
||||
|
||||
// Write
|
||||
foreach (const GeneratedFile &generatedFile, files) {
|
||||
if (!generatedFile.write(&errorMessage)) {
|
||||
QMessageBox::critical(parent, tr("File Generation Failure"), errorMessage);
|
||||
return QStringList();
|
||||
}
|
||||
}
|
||||
// Run the extensions
|
||||
foreach(IFileWizardExtension *ex, extensions)
|
||||
if (!ex->process(files, &errorMessage)) {
|
||||
QMessageBox::critical(parent, tr("File Generation Failure"), errorMessage);
|
||||
return QStringList();
|
||||
}
|
||||
|
||||
// Post generation handler
|
||||
if (!postGenerateFiles(files, &errorMessage)) {
|
||||
QMessageBox::critical(0, tr("File Generation Failure"), errorMessage);
|
||||
return QStringList();
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
QPixmap BaseFileWizard::watermark()
|
||||
{
|
||||
return QPixmap(QLatin1String(":/qworkbench/images/qtwatermark.png"));
|
||||
}
|
||||
|
||||
void BaseFileWizard::setupWizard(QWizard *w)
|
||||
{
|
||||
w->setPixmap(QWizard::WatermarkPixmap, watermark());
|
||||
}
|
||||
|
||||
bool BaseFileWizard::postGenerateFiles(const GeneratedFiles &l, QString *errorMessage)
|
||||
{
|
||||
// File mode: open the editors in file mode and ensure editor pane
|
||||
const Core::GeneratedFiles::const_iterator cend = l.constEnd();
|
||||
for (Core::GeneratedFiles::const_iterator it = l.constBegin(); it != cend; ++it) {
|
||||
if (!m_d->m_core->editorManager()->openEditor(it->path(), it->editorKind())) {
|
||||
*errorMessage = tr("Failed to open an editor for %1").arg(it->path());
|
||||
return false;
|
||||
}
|
||||
}
|
||||
m_d->m_core->editorManager()->ensureEditorManagerVisible();
|
||||
return true;
|
||||
}
|
||||
|
||||
BaseFileWizard::OverwriteResult BaseFileWizard::promptOverwrite(const QString &location,
|
||||
const QStringList &files,
|
||||
QString *errorMessage) const
|
||||
{
|
||||
if (debugWizard)
|
||||
qDebug() << Q_FUNC_INFO << location << files;
|
||||
|
||||
|
||||
bool existingFilesFound = false;
|
||||
bool oddStuffFound = false;
|
||||
|
||||
static const QString readOnlyMsg = tr(" [read only]");
|
||||
static const QString directoryMsg = tr(" [directory]");
|
||||
static const QString symLinkMsg = tr(" [symbolic link]");
|
||||
|
||||
// Format a file list message as ( "<file1> [readonly], <file2> [directory]").
|
||||
QString fileNamesMsgPart;
|
||||
foreach (const QString &fileName, files) {
|
||||
const QFileInfo fi(fileName);
|
||||
if (fi.exists()) {
|
||||
existingFilesFound = true;
|
||||
if (!fileNamesMsgPart.isEmpty())
|
||||
fileNamesMsgPart += QLatin1String(", ");
|
||||
fileNamesMsgPart += fi.fileName();
|
||||
do {
|
||||
if (fi.isDir()) {
|
||||
oddStuffFound = true;
|
||||
fileNamesMsgPart += directoryMsg;
|
||||
break;
|
||||
}
|
||||
if (fi.isSymLink()) {
|
||||
oddStuffFound = true;
|
||||
fileNamesMsgPart += symLinkMsg;
|
||||
break;
|
||||
}
|
||||
if (!fi.isWritable()) {
|
||||
oddStuffFound = true;
|
||||
fileNamesMsgPart += readOnlyMsg;
|
||||
}
|
||||
} while (false);
|
||||
}
|
||||
}
|
||||
|
||||
if (!existingFilesFound)
|
||||
return OverwriteOk;
|
||||
|
||||
if (oddStuffFound) {
|
||||
*errorMessage = tr("The project directory %1 contains files which cannot be overwritten:\n%2.").arg(location).arg(fileNamesMsgPart);
|
||||
return OverwriteError;
|
||||
}
|
||||
|
||||
const QString messageFormat = tr("The following files already exist in the directory %1:\n"
|
||||
"%2.\nWould you like to overwrite them?");
|
||||
const QString message = messageFormat.arg(location).arg(fileNamesMsgPart);
|
||||
const bool yes = (QMessageBox::question(core()->mainWindow(),
|
||||
tr("Existing files"), message,
|
||||
QMessageBox::Yes | QMessageBox::No,
|
||||
QMessageBox::No)
|
||||
== QMessageBox::Yes);
|
||||
return yes ? OverwriteOk : OverwriteCanceled;
|
||||
}
|
||||
|
||||
Core::ICore *BaseFileWizard::core() const
|
||||
{
|
||||
return m_d->m_core;
|
||||
}
|
||||
|
||||
QList<IWizard*> BaseFileWizard::allWizards()
|
||||
{
|
||||
return ExtensionSystem::PluginManager::instance()->getObjects<IWizard>();
|
||||
}
|
||||
|
||||
// Utility to find all registered wizards of a certain kind
|
||||
|
||||
class WizardKindPredicate {
|
||||
public:
|
||||
WizardKindPredicate(IWizard::Kind kind) : m_kind(kind) {}
|
||||
bool operator()(const IWizard &w) const { return w.kind() == m_kind; }
|
||||
private:
|
||||
const IWizard::Kind m_kind;
|
||||
};
|
||||
|
||||
QList<IWizard*> BaseFileWizard::findWizardsOfKind(Kind kind)
|
||||
{
|
||||
return findWizards(WizardKindPredicate(kind));
|
||||
}
|
||||
|
||||
QString BaseFileWizard::buildFileName(const QString &path,
|
||||
const QString &baseName,
|
||||
const QString &extension)
|
||||
{
|
||||
QString rc = path;
|
||||
if (!rc.isEmpty() && !rc.endsWith(QDir::separator()))
|
||||
rc += QDir::separator();
|
||||
rc += baseName;
|
||||
// Add extension unless user specified something else
|
||||
const QChar dot = QLatin1Char('.');
|
||||
if (!extension.isEmpty() && !baseName.contains(dot)) {
|
||||
if (!extension.startsWith(dot))
|
||||
rc += dot;
|
||||
rc += extension;
|
||||
}
|
||||
if (debugWizard)
|
||||
qDebug() << Q_FUNC_INFO << rc;
|
||||
return rc;
|
||||
}
|
||||
|
||||
QString BaseFileWizard::preferredSuffix(const QString &mimeType) const
|
||||
{
|
||||
const QString rc = m_d->m_core->mimeDatabase()->preferredSuffixByType(mimeType);
|
||||
if (rc.isEmpty())
|
||||
qWarning("%s: WARNING: Unable to find a preferred suffix for %s.",
|
||||
Q_FUNC_INFO, mimeType.toUtf8().constData());
|
||||
return rc;
|
||||
}
|
||||
|
||||
// ------------- StandardFileWizard(
|
||||
|
||||
StandardFileWizard::StandardFileWizard(const BaseFileWizardParameters ¶meters,
|
||||
Core::ICore *core,
|
||||
QObject *parent) :
|
||||
BaseFileWizard(parameters, core, parent)
|
||||
{
|
||||
}
|
||||
|
||||
QWizard *StandardFileWizard::createWizardDialog(QWidget *parent,
|
||||
const QString &defaultPath,
|
||||
const WizardPageList &extensionPages) const
|
||||
{
|
||||
Core::Utils::FileWizardDialog *standardWizardDialog = new Core::Utils::FileWizardDialog(parent);
|
||||
standardWizardDialog->setWindowTitle(tr("New %1").arg(name()));
|
||||
setupWizard(standardWizardDialog);
|
||||
standardWizardDialog->setPath(defaultPath);
|
||||
foreach (QWizardPage *p, extensionPages)
|
||||
standardWizardDialog->addPage(p);
|
||||
return standardWizardDialog;
|
||||
}
|
||||
|
||||
GeneratedFiles StandardFileWizard::generateFiles(const QWizard *w,
|
||||
QString *errorMessage) const
|
||||
{
|
||||
const Core::Utils::FileWizardDialog *standardWizardDialog = qobject_cast<const Core::Utils::FileWizardDialog *>(w);
|
||||
return generateFilesFromPath(standardWizardDialog->path(),
|
||||
standardWizardDialog->name(),
|
||||
errorMessage);
|
||||
}
|
||||
|
||||
|
||||
} // namespace Core
|
||||
#include "basefilewizard.moc"
|
||||
Reference in New Issue
Block a user