Allow plugins to register additional example sets

Change-Id: Icfa2a8093a5cffd86dc029fd1b06117f599203ab
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>

src/plugins/qtsupport/exampleslistmodel.cpp

@@ -107,6 +107,7 @@ ExampleSetModel::ExampleSetModel()
                        << ", examplesPath=" << set.examplesPath;
         }
     }
+    m_extraExampleSets += pluginRegisteredExampleSets();
 
     connect(QtVersionManager::instance(), &QtVersionManager::qtVersionsLoaded,
             this, &ExampleSetModel::qtVersionManagerLoaded);

src/plugins/qtsupport/exampleslistmodel.h

@@ -45,6 +45,14 @@ class ExampleSetModel : public QStandardItemModel
     Q_OBJECT
 
 public:
+    struct ExtraExampleSet
+    {
+        QString displayName;
+        QString manifestPath;
+        QString examplesPath;
+    };
+    static QVector<ExtraExampleSet> pluginRegisteredExampleSets();
+
     ExampleSetModel();
 
     int selectedExampleSet() const { return m_selectedExampleSetIndex; }
@@ -56,11 +64,6 @@ signals:
     void selectedExampleSetChanged(int);
 
 private:
-    struct ExtraExampleSet {
-        QString displayName;
-        QString manifestPath;
-        QString examplesPath;
-    };
 
     enum ExampleSetType {
         InvalidExampleSet,
@@ -87,8 +90,7 @@ private:
     void helpManagerInitialized();
     void tryToInitialize();
 
-    QList<ExtraExampleSet> m_extraExampleSets;
-    QList<BaseQtVersion*> m_qtVersions;
+    QVector<ExtraExampleSet> m_extraExampleSets;
     int m_selectedExampleSetIndex = -1;
     QSet<Core::Id> m_selectedQtTypes;
 

src/plugins/qtsupport/qtversionmanager.cpp

@@ -25,10 +25,11 @@
 
 #include "qtversionmanager.h"
 
-#include "qtkitinformation.h"
-#include "qtversionfactory.h"
 #include "baseqtversion.h"
+#include "exampleslistmodel.h"
+#include "qtkitinformation.h"
 #include "qtsupportconstants.h"
+#include "qtversionfactory.h"
 
 #include <coreplugin/icore.h>
 #include <coreplugin/helpmanager.h>
@@ -77,6 +78,7 @@ static QtVersionManager *m_instance = nullptr;
 static FileSystemWatcher *m_configFileWatcher = nullptr;
 static QTimer *m_fileWatcherTimer = nullptr;
 static PersistentSettingsWriter *m_writer = nullptr;
+static QVector<ExampleSetModel::ExtraExampleSet> m_pluginRegisteredExampleSets;
 
 static Q_LOGGING_CATEGORY(log, "qtc.qt.versions", QtWarningMsg);
 
@@ -100,6 +102,11 @@ static bool restoreQtVersions();
 static void findSystemQt();
 static void saveQtVersions();
 
+QVector<ExampleSetModel::ExtraExampleSet> ExampleSetModel::pluginRegisteredExampleSets()
+{
+    return m_pluginRegisteredExampleSets;
+}
+
 // --------------------------------------------------------------------------
 // QtVersionManager
 // --------------------------------------------------------------------------
@@ -471,6 +478,13 @@ void QtVersionManager::removeVersion(BaseQtVersion *version)
     delete version;
 }
 
+void QtVersionManager::registerExampleSet(const QString &displayName,
+                                          const QString &manifestPath,
+                                          const QString &examplesPath)
+{
+    m_pluginRegisteredExampleSets.append({displayName, manifestPath, examplesPath});
+}
+
 using Path = QString;
 using FileName = QString;
 static QList<std::pair<Path, FileName>> documentationFiles(BaseQtVersion *v)

src/plugins/qtsupport/qtversionmanager.h

@@ -63,6 +63,11 @@ public:
     static void addVersion(BaseQtVersion *version);
     static void removeVersion(BaseQtVersion *version);
 
+    // Call latest in extensionsInitialized of plugin depending on QtSupport
+    static void registerExampleSet(const QString &displayName,
+                                   const QString &manifestPath,
+                                   const QString &examplesPath);
+
 signals:
     // content of BaseQtVersion objects with qmake path might have changed
     void qtVersionsChanged(const QList<int> &addedIds, const QList<int> &removedIds, const QList<int> &changedIds);