Allow renaming a tile set.

src/QtLocationPlugin/QGCMapEngineData.h

@@ -118,6 +118,7 @@ public:
         taskGetTileDownloadList,
         taskUpdateTileDownloadState,
         taskDeleteTileSet,
+        taskRenameTileSet,
         taskPruneCache,
         taskReset,
         taskExport,
@@ -325,6 +326,25 @@ private:
     qulonglong  _setID;
 };
 
+//-----------------------------------------------------------------------------
+class QGCRenameTileSetTask : public QGCMapTask
+{
+    Q_OBJECT
+public:
+    QGCRenameTileSetTask(qulonglong setID, QString newName)
+        : QGCMapTask(QGCMapTask::taskRenameTileSet)
+        , _setID(setID)
+        , _newName(newName)
+    {}
+
+    qulonglong  setID   () { return _setID; }
+    QString     newName () { return _newName; }
+
+private:
+    qulonglong  _setID;
+    QString     _newName;
+};
+
 //-----------------------------------------------------------------------------
 class QGCPruneCacheTask : public QGCMapTask
 {

src/QtLocationPlugin/QGCMapTileSet.h

@@ -42,7 +42,7 @@ public:
     QGCCachedTileSet    (const QString& name);
     ~QGCCachedTileSet   ();
 
-    Q_PROPERTY(QString      name                READ    name                CONSTANT)
+    Q_PROPERTY(QString      name                READ    name                NOTIFY nameChanged)
     Q_PROPERTY(QString      mapTypeStr          READ    mapTypeStr          CONSTANT)
     Q_PROPERTY(double       topleftLon          READ    topleftLon          CONSTANT)
     Q_PROPERTY(double       topleftLat          READ    topleftLat          CONSTANT)
@@ -147,6 +147,7 @@ signals:
     void        completeChanged         ();
     void        errorCountChanged       ();
     void        selectedChanged         ();
+    void        nameChanged             ();
 
 private slots:
     void _tileListFetched               (QList<QGCTile*> tiles);

src/QtLocationPlugin/QGCTileCacheWorker.cpp

@@ -148,6 +148,9 @@ QGCCacheWorker::run()
                 case QGCMapTask::taskDeleteTileSet:
                     _deleteTileSet(task);
                     break;
+                case QGCMapTask::taskRenameTileSet:
+                    _renameTileSet(task);
+                    break;
                 case QGCMapTask::taskPruneCache:
                     _pruneCache(task);
                     break;
@@ -615,6 +618,22 @@ QGCCacheWorker::_deleteTileSet(QGCMapTask* mtask)
     task->setTileSetDeleted();
 }
 
+//-----------------------------------------------------------------------------
+void
+QGCCacheWorker::_renameTileSet(QGCMapTask* mtask)
+{
+    if(!_testTask(mtask)) {
+        return;
+    }
+    QGCRenameTileSetTask* task = static_cast<QGCRenameTileSetTask*>(mtask);
+    QSqlQuery query(*_db);
+    QString s;
+    s = QString("UPDATE TileSets SET name = \"%1\" WHERE setID = %2").arg(task->newName()).arg(task->setID());
+    if(!query.exec(s)) {
+        task->setError("Error renaming tile set");
+    }
+}
+
 //-----------------------------------------------------------------------------
 void
 QGCCacheWorker::_resetCacheDatabase(QGCMapTask* mtask)

src/QtLocationPlugin/QGCTileCacheWorker.h

@@ -57,6 +57,7 @@ private:
     void        _getTileDownloadList    (QGCMapTask* mtask);
     void        _updateTileDownloadState(QGCMapTask* mtask);
     void        _deleteTileSet          (QGCMapTask* mtask);
+    void        _renameTileSet          (QGCMapTask* mtask);
     void        _resetCacheDatabase     (QGCMapTask* mtask);
     void        _pruneCache             (QGCMapTask* mtask);
     void        _exportSets             (QGCMapTask* mtask);

src/QtLocationPlugin/QMLControl/OfflineMap.qml

@@ -405,6 +405,14 @@ QGCView {
                         text:           offlineMapView._currentSelection ? offlineMapView._currentSelection.name : ""
                         font.pointSize: _saveRealEstate ? ScreenTools.defaultFontPointSize : ScreenTools.mediumFontPointSize
                         horizontalAlignment: Text.AlignHCenter
+                        visible:        _defaultSet
+                    }
+                    QGCTextField {
+                        id:             editSetName
+                        anchors.left:   parent.left
+                        anchors.right:  parent.right
+                        visible:        !_defaultSet
+                        text:           offlineMapView._currentSelection ? offlineMapView._currentSelection.name : ""
                     }
                     QGCLabel {
                         anchors.left:   parent.left
@@ -500,7 +508,20 @@ QGCView {
                             onClicked:  showDialog(deleteConfirmationDialogComponent, qsTr("Confirm Delete"), qgcView.showDialogDefaultWidth, StandardButton.Yes | StandardButton.No)
                         }
                         QGCButton {
-                            text:       qsTr("Close")
+                            text:       qsTr("Ok")
+                            width:      ScreenTools.defaultFontPixelWidth * (infoView._extraButton ? 6 : 10)
+                            visible:    !_defaultSet
+                            enabled:    editSetName.text !== ""
+                            onClicked: {
+                                if(editSetName.text !== _currentSelection.name) {
+                                    QGroundControl.mapEngineManager.renameTileSet(_currentSelection, editSetName.text)
+                                }
+                                leaveInfoView()
+                                showList()
+                            }
+                        }
+                        QGCButton {
+                            text:       _defaultSet ? qsTr("Close") : qsTr("Cancel")
                             width:      ScreenTools.defaultFontPixelWidth * (infoView._extraButton ? 6 : 10)
                             onClicked: {
                                 leaveInfoView()

src/QtLocationPlugin/QMLControl/QGCMapEngineManager.cc

@@ -249,6 +249,24 @@ QGCMapEngineManager::deleteTileSet(QGCCachedTileSet* tileSet)
     }
 }
 
+//-----------------------------------------------------------------------------
+void
+QGCMapEngineManager::renameTileSet(QGCCachedTileSet* tileSet, QString newName)
+{
+    //-- Name must be unique
+    int idx = 1;
+    QString name = newName;
+    while(findName(name)) {
+        name = QString("%1 (%2)").arg(newName).arg(idx++);
+    }
+    qCDebug(QGCMapEngineManagerLog) << "Renaming tile set " << tileSet->name() << "to" << name;
+    tileSet->setName(name);
+    QGCRenameTileSetTask* task = new QGCRenameTileSetTask(tileSet->setID(), name);
+    connect(task, &QGCMapTask::error, this, &QGCMapEngineManager::taskError);
+    getQGCMapEngine()->addTask(task);
+    emit tileSet->nameChanged();
+}
+
 //-----------------------------------------------------------------------------
 void
 QGCMapEngineManager::_resetCompleted()

src/QtLocationPlugin/QMLControl/QGCMapEngineManager.h

@@ -66,6 +66,7 @@ public:
     Q_INVOKABLE void                saveSetting             (const QString& key,  const QString& value);
     Q_INVOKABLE QString             loadSetting             (const QString& key,  const QString& defaultValue);
     Q_INVOKABLE void                deleteTileSet           (QGCCachedTileSet* tileSet);
+    Q_INVOKABLE void                renameTileSet           (QGCCachedTileSet* tileSet, QString newName);
     Q_INVOKABLE QString             getUniqueName           ();
     Q_INVOKABLE bool                findName                (const QString& name);
     Q_INVOKABLE void                selectAll               ();