QNX: Add editor for Bar descriptor file

Change-Id: I7ad9bb9448ef467eea353d361b72474fe1b8c8f7
Reviewed-by: Nicolas Arnaud-Cormos <nicolas@kdab.com>

src/plugins/qnx/bardescriptordocument.cpp

+/**************************************************************************
+**
+** Copyright (C) 2011 - 2013 Research In Motion
+**
+** Contact: Research In Motion (blackberry-qt@qnx.com)
+** Contact: KDAB (info@kdab.com)
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#include "bardescriptordocument.h"
+
+#include "qnxconstants.h"
+#include "bardescriptoreditorwidget.h"
+#include "bardescriptordocumentnodehandlers.h"
+
+#include <coreplugin/editormanager/ieditor.h>
+#include <utils/qtcassert.h>
+
+#include <QtCore/QFile>
+#include <QtCore/QFileInfo>
+#include <QtCore/QDir>
+#include <QtCore/QTextCodec>
+
+using namespace Qnx;
+using namespace Qnx::Internal;
+
+BarDescriptorDocument::BarDescriptorDocument(BarDescriptorEditorWidget *editorWidget)
+    : Core::TextDocument(editorWidget)
+    , m_nodeHandlers(QList<BarDescriptorDocumentAbstractNodeHandler *>())
+    , m_editorWidget(editorWidget)
+{
+    // General
+    registerNodeHandler(new BarDescriptorDocumentIdNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentVersionNumberNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentBuildIdNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentAuthorNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentAuthorIdNodeHandler(m_editorWidget));
+
+    // Application
+    registerNodeHandler(new BarDescriptorDocumentApplicationNameNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentApplicationDescriptionNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentApplicationIconNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentSplashScreenNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentInitialWindowNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentArgNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentActionNodeHandler(m_editorWidget));
+    registerNodeHandler(new BarDescriptorDocumentEnvNodeHandler(m_editorWidget));
+
+    // Assets
+    registerNodeHandler(new BarDescriptorDocumentAssetNodeHandler(m_editorWidget));
+}
+
+BarDescriptorDocument::~BarDescriptorDocument()
+{
+    while (!m_nodeHandlers.isEmpty()) {
+        BarDescriptorDocumentAbstractNodeHandler *nodeHandler = m_nodeHandlers.takeFirst();
+        delete nodeHandler;
+    }
+}
+
+bool BarDescriptorDocument::open(QString *errorString, const QString &fileName) {
+    QString contents;
+    if (read(fileName, &contents, errorString) != Utils::TextFileFormat::ReadSuccess)
+        return false;
+
+    m_fileName = fileName;
+    m_editorWidget->editor()->setDisplayName(QFileInfo(fileName).fileName());
+
+    bool result = loadContent(contents);
+
+    if (!result)
+        *errorString = tr("%1 does not appear to be a valid application descriptor file").arg(QDir::toNativeSeparators(fileName));
+
+    return result;
+}
+
+bool BarDescriptorDocument::save(QString *errorString, const QString &fileName, bool autoSave)
+{
+    QTC_ASSERT(!autoSave, return false);
+    QTC_ASSERT(fileName.isEmpty(), return false);
+
+    bool result = write(m_fileName, xmlSource(), errorString);
+    if (!result)
+        return false;
+
+    m_editorWidget->setDirty(false);
+    emit changed();
+    return true;
+}
+
+QString BarDescriptorDocument::fileName() const
+{
+    return m_fileName;
+}
+
+QString BarDescriptorDocument::defaultPath() const
+{
+    QFileInfo fi(fileName());
+    return fi.absolutePath();
+}
+
+QString BarDescriptorDocument::suggestedFileName() const
+{
+    QFileInfo fi(fileName());
+    return fi.fileName();
+}
+
+QString BarDescriptorDocument::mimeType() const
+{
+    return QLatin1String(Constants::QNX_BAR_DESCRIPTOR_MIME_TYPE);
+}
+
+bool BarDescriptorDocument::shouldAutoSave() const
+{
+    return false;
+}
+
+bool BarDescriptorDocument::isModified() const
+{
+    return m_editorWidget->isDirty();
+}
+
+bool BarDescriptorDocument::isSaveAsAllowed() const
+{
+    return false;
+}
+
+Core::IDocument::ReloadBehavior BarDescriptorDocument::reloadBehavior(Core::IDocument::ChangeTrigger state, Core::IDocument::ChangeType type) const
+{
+    if (type == TypeRemoved || type == TypePermissions)
+        return BehaviorSilent;
+    if (type == TypeContents && state == TriggerInternal && !isModified())
+        return BehaviorSilent;
+    return BehaviorAsk;
+}
+
+bool BarDescriptorDocument::reload(QString *errorString, Core::IDocument::ReloadFlag flag, Core::IDocument::ChangeType type)
+{
+    Q_UNUSED(type);
+
+    if (flag == Core::IDocument::FlagIgnore)
+        return true;
+
+    return open(errorString, m_fileName);
+}
+
+void BarDescriptorDocument::rename(const QString &newName)
+{
+    const QString oldFilename = m_fileName;
+    m_fileName = newName;
+    m_editorWidget->editor()->setDisplayName(QFileInfo(m_fileName).fileName());
+    emit fileNameChanged(oldFilename, newName);
+    emit changed();
+}
+
+QString BarDescriptorDocument::xmlSource() const
+{
+    QDomDocument doc;
+    doc.appendChild(doc.createProcessingInstruction(QLatin1String("xml"), QLatin1String("version='1.0' encoding='") + QLatin1String(codec()->name()) + QLatin1String("' standalone='no'")));
+
+    // QNX
+    QDomElement rootElem = doc.createElement(QLatin1String("qnx"));
+    rootElem.setAttribute(QLatin1String("xmlns"), QLatin1String("http://www.qnx.com/schemas/application/1.0"));
+
+    QMap<int, BarDescriptorDocumentAbstractNodeHandler*> nodeHandlerMap;
+    foreach (BarDescriptorDocumentAbstractNodeHandler *nodeHandler, m_nodeHandlers)
+        nodeHandlerMap.insertMulti(nodeHandler->order(), nodeHandler);
+
+    QList<BarDescriptorDocumentAbstractNodeHandler*> nodeHandlers = nodeHandlerMap.values();
+    foreach (BarDescriptorDocumentAbstractNodeHandler *nodeHandler, nodeHandlers)
+        rootElem.appendChild(nodeHandler->toNode(doc));
+
+    doc.appendChild(rootElem);
+
+    return doc.toString(4);
+}
+
+bool BarDescriptorDocument::loadContent(const QString &xmlSource, QString *errorMessage, int *errorLine)
+{
+    QDomDocument doc;
+    bool result = doc.setContent(xmlSource, errorMessage, errorLine);
+    if (!result)
+        return false;
+
+    QDomElement docElem = doc.documentElement();
+    if (docElem.tagName() != QLatin1String("qnx"))
+        return false;
+
+    m_editorWidget->clear();
+
+    removeUnknownNodeHandlers();
+    foreach (BarDescriptorDocumentAbstractNodeHandler *nodeHandler, m_nodeHandlers)
+        nodeHandler->clear();
+
+    QDomNode node = docElem.firstChildElement();
+    while (!node.isNull()) {
+        BarDescriptorDocumentAbstractNodeHandler *nodeHandler = nodeHandlerForDomNode(node);
+        if (!nodeHandler) {
+            nodeHandler = new BarDescriptorDocumentUnknownNodeHandler(m_editorWidget);
+            registerNodeHandler(nodeHandler);
+        }
+
+        if (!nodeHandler->handle(node))
+            return false;
+
+        node = node.nextSibling();
+    }
+
+    m_editorWidget->setXmlSource(xmlSource);
+
+    return true;
+}
+
+void BarDescriptorDocument::registerNodeHandler(BarDescriptorDocumentAbstractNodeHandler *nodeHandler)
+{
+    m_nodeHandlers << nodeHandler;
+}
+
+BarDescriptorDocumentAbstractNodeHandler *BarDescriptorDocument::nodeHandlerForDomNode(const QDomNode &node)
+{
+    foreach (BarDescriptorDocumentAbstractNodeHandler *handler, m_nodeHandlers) {
+        if (handler->canHandle(node) && !dynamic_cast<BarDescriptorDocumentUnknownNodeHandler*>(handler))
+            return handler;
+    }
+
+    return 0;
+}
+
+void BarDescriptorDocument::removeUnknownNodeHandlers()
+{
+    for (int i = m_nodeHandlers.size() - 1; i >= 0; --i) {
+        BarDescriptorDocumentUnknownNodeHandler *nodeHandler = dynamic_cast<BarDescriptorDocumentUnknownNodeHandler*>(m_nodeHandlers[i]);
+        if (nodeHandler) {
+            m_nodeHandlers.removeAt(i);
+            delete nodeHandler;
+        }
+    }
+}

src/plugins/qnx/bardescriptordocument.h

+/**************************************************************************
+**
+** Copyright (C) 2011 - 2013 Research In Motion
+**
+** Contact: Research In Motion (blackberry-qt@qnx.com)
+** Contact: KDAB (info@kdab.com)
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef QNX_INTERNAL_BARDESCRIPTORDOCUMENT_H
+#define QNX_INTERNAL_BARDESCRIPTORDOCUMENT_H
+
+#include <coreplugin/textdocument.h>
+
+#include <QDomNode>
+
+namespace Qnx {
+namespace Internal {
+
+struct BarDescriptorAsset {
+    QString source;
+    QString destination;
+    bool entry;
+};
+
+class BarDescriptorEditorWidget;
+class BarDescriptorDocumentAbstractNodeHandler;
+
+class BarDescriptorDocument : public Core::TextDocument
+{
+    Q_OBJECT
+public:
+    explicit BarDescriptorDocument(BarDescriptorEditorWidget *editorWidget);
+    ~BarDescriptorDocument();
+
+    bool open(QString *errorString, const QString &fileName);
+    bool save(QString *errorString, const QString &fileName = QString(), bool autoSave = false);
+    QString fileName() const;
+
+    QString defaultPath() const;
+    QString suggestedFileName() const;
+    QString mimeType() const;
+
+    bool shouldAutoSave() const;
+    bool isModified() const;
+    bool isSaveAsAllowed() const;
+
+    ReloadBehavior reloadBehavior(ChangeTrigger state, ChangeType type) const;
+    bool reload(QString *errorString, ReloadFlag flag, ChangeType type);
+    void rename(const QString &newName);
+
+    QString xmlSource() const;
+    bool loadContent(const QString &xmlSource, QString *errorMessage = 0, int *errorLine = 0);
+
+private:
+    void registerNodeHandler(BarDescriptorDocumentAbstractNodeHandler *nodeHandler);
+    BarDescriptorDocumentAbstractNodeHandler *nodeHandlerForDomNode(const QDomNode &node);
+    void removeUnknownNodeHandlers();
+
+    QList<BarDescriptorDocumentAbstractNodeHandler *> m_nodeHandlers;
+
+    QString m_fileName;
+
+    BarDescriptorEditorWidget *m_editorWidget;
+};
+
+} // namespace Internal
+} // namespace Qnx
+
+#endif // QNX_INTERNAL_BARDESCRIPTORDOCUMENT_H

src/plugins/qnx/bardescriptordocumentnodehandlers.h

+/**************************************************************************
+**
+** Copyright (C) 2011 - 2013 Research In Motion
+**
+** Contact: Research In Motion (blackberry-qt@qnx.com)
+** Contact: KDAB (info@kdab.com)
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef QNX_INTERNAL_BARDESCRIPTORDOCUMENTNODEHANDLERS_H
+#define QNX_INTERNAL_BARDESCRIPTORDOCUMENTNODEHANDLERS_H
+
+#include <QDomNode>
+#include <QSharedPointer>
+
+namespace Qnx {
+namespace Internal {
+
+class BarDescriptorEditorWidget;
+
+class BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentAbstractNodeHandler(BarDescriptorEditorWidget *editorWidget);
+    virtual ~BarDescriptorDocumentAbstractNodeHandler();
+
+    virtual bool canHandle(const QDomNode &node) const = 0;
+    bool handle(const QDomNode &node);
+    virtual QDomNode toNode(QDomDocument &doc) const = 0;
+
+    void clear();
+    int order() const;
+
+protected:
+    BarDescriptorEditorWidget *editorWidget() const;
+
+    virtual bool fromNode(const QDomNode &node) = 0;
+
+    bool canHandleSimpleTextElement(const QDomNode &node, const QString &tagName) const;
+    QString loadSimpleTextElement(const QDomNode &node);
+    QDomElement createSimpleTextElement(QDomDocument &doc, const QString &tagName, const QString &textValue) const;
+
+private:
+    BarDescriptorEditorWidget *m_editorWidget;
+
+    int m_order;
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentIdNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentIdNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentVersionNumberNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentVersionNumberNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentBuildIdNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentBuildIdNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentApplicationNameNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentApplicationNameNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentApplicationDescriptionNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentApplicationDescriptionNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentApplicationIconNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentApplicationIconNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentSplashScreenNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentSplashScreenNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentAssetNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentAssetNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentInitialWindowNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentInitialWindowNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentActionNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentActionNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentArgNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentArgNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentEnvNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentEnvNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentAuthorNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentAuthorNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentAuthorIdNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{
+public:
+    BarDescriptorDocumentAuthorIdNodeHandler(BarDescriptorEditorWidget *editorWidget);
+
+    bool canHandle(const QDomNode &node) const;
+    QDomNode toNode(QDomDocument &doc) const;
+
+protected:
+    bool fromNode(const QDomNode &node);
+};
+
+// ----------------------------------------------------------------------------
+
+class BarDescriptorDocumentUnknownNodeHandler : public BarDescriptorDocumentAbstractNodeHandler
+{