Examples: Remove unused internal API

Change-Id: Iba3da7fb1d45630e0986a83ef004e5b9b08fb0c7
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/qtsupport/exampleslistmodel.cpp

@@ -341,7 +341,6 @@ void ExamplesListModel::parseExamples(QXmlStreamReader *reader,
                 item.dependencies.append(projectsOffset + slash + reader->readElementText(QXmlStreamReader::ErrorOnUnexpectedElement));
             } else if (reader->name() == QLatin1String("tags")) {
                 item.tags = trimStringList(reader->readElementText(QXmlStreamReader::ErrorOnUnexpectedElement).split(QLatin1Char(','), QString::SkipEmptyParts));
-                m_tags.append(item.tags);
             } else if (reader->name() == QLatin1String("platforms")) {
                 item.platforms = trimStringList(reader->readElementText(QXmlStreamReader::ErrorOnUnexpectedElement).split(QLatin1Char(','), QString::SkipEmptyParts));
         }
@@ -463,7 +462,6 @@ void ExamplesListModel::updateExamples()
     QStringList sources = exampleSources(&examplesInstallPath, &demosInstallPath);
 
     beginResetModel();
-    m_tags.clear();
     m_exampleItems.clear();
 
     foreach (const QString &exampleSource, sources) {
@@ -500,10 +498,6 @@ void ExamplesListModel::updateExamples()
             qWarning() << QString::fromLatin1("ERROR: Could not parse file as XML document (%1)").arg(exampleSource);
     }
     endResetModel();
-
-    m_tags.sort();
-    m_tags.erase(std::unique(m_tags.begin(), m_tags.end()), m_tags.end());
-    emit tagsUpdated();
 }
 
 void ExamplesListModel::updateQtVersions()
@@ -702,12 +696,6 @@ QVariant ExamplesListModel::data(const QModelIndex &index, int role) const
     }
 }
 
-// TODO global tag list is unused, remove
-QStringList ExamplesListModel::tags() const
-{
-    return m_tags;
-}
-
 void ExamplesListModel::update()
 {
     updateQtVersions();

src/plugins/qtsupport/exampleslistmodel.h

@@ -121,8 +121,6 @@ public:
     int rowCount(const QModelIndex &parent = QModelIndex()) const;
     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
 
-    QStringList tags() const;
-
     void beginReset() { beginResetModel(); }
     void endReset() { endResetModel(); }
 
@@ -137,7 +135,6 @@ public:
 
 signals:
     void selectedExampleSetChanged();
-    void tagsUpdated();
 
 private:
     void updateQtVersions();
@@ -157,7 +154,6 @@ private:
     QList<BaseQtVersion*> m_qtVersions;
     QList<ExtraExampleSet> m_extraExampleSets;
     QList<ExampleItem> m_exampleItems;
-    QStringList m_tags;
     int m_selectedExampleSetIndex;
 };
 

src/plugins/qtsupport/gettingstartedwelcomepage.cpp

@@ -257,7 +257,6 @@ void ExamplesWelcomePage::facilitateQml(QQmlEngine *engine)
 {
     m_engine = engine;
     m_engine->addImageProvider(QLatin1String("helpimage"), new HelpImageProvider);
-    connect (examplesModel(), SIGNAL(tagsUpdated()), SLOT(updateTagsModel()));
     ExamplesListModelFilter *proxy = new ExamplesListModelFilter(examplesModel(), this);
 
     proxy->setDynamicSortFilter(true);
@@ -295,11 +294,6 @@ void ExamplesWelcomePage::openUrl(const QUrl &url)
     QDesktopServices::openUrl(url);
 }
 
-QStringList ExamplesWelcomePage::tagList() const
-{
-    return examplesModel()->tags();
-}
-
 QString ExamplesWelcomePage::copyToAlternativeLocation(const QFileInfo& proFileInfo, QStringList &filesToOpen, const QStringList& dependencies)
 {
     const QString projectDir = proFileInfo.canonicalPath();
@@ -417,12 +411,6 @@ void ExamplesWelcomePage::openProject(const QString &projectFile, const QStringL
         QMessageBox::critical(Core::ICore::mainWindow(), tr("Failed to Open Project"), errorMessage);
 }
 
-void ExamplesWelcomePage::updateTagsModel()
-{
-    m_engine->rootContext()->setContextProperty(QLatin1String("tagsList"), examplesModel()->tags());
-    emit tagsUpdated();
-}
-
 ExamplesListModel *ExamplesWelcomePage::examplesModel() const
 {
     if (examplesModelStatic())

src/plugins/qtsupport/gettingstartedwelcomepage.h

@@ -58,18 +58,13 @@ public:
     bool hasSearchBar() const;
     void facilitateQml(QQmlEngine *);
     Id id() const;
-    Q_INVOKABLE QStringList tagList() const;
     Q_INVOKABLE void openUrl(const QUrl &url);
 
-signals:
-    void tagsUpdated();
-
 public slots:
     void openSplitHelp(const QUrl &help);
     void openHelp(const QUrl &help);
     void openProject(const QString& projectFile, const QStringList& additionalFilesToOpen,
                      const QUrl& help, const QStringList &dependencies, const QStringList &platforms);
-    void updateTagsModel();
 
 private:
     ExamplesListModel *examplesModel() const;