[FEATURE] Load and Save SLD & QML styles to DB

Replaced last occurence of "on database" with "in database"
Solved an issue loading the default style adding a layer
Work done for ARPA Piemonte - Dipartimento Tematico Geologia e Dissesto

src/core/qgsvectorlayer.cpp

@@ -3816,6 +3816,10 @@ void QgsVectorLayer::saveStyleToDatabase( QString name, QString description,
 
 
 
+QString QgsVectorLayer::loadNamedStyle( const QString theURI, bool &theResultFlag )
+{
+    return loadNamedStyle( theURI, theResultFlag, false );
+}
 
 QString QgsVectorLayer::loadNamedStyle( const QString theURI, bool &theResultFlag , bool loadFromLocalDB )
 {

src/core/qgsvectorlayer.h

@@ -22,6 +22,7 @@
 #include <QSet>
 #include <QList>
 #include <QStringList>
+#include <QVector>
 
 #include "qgis.h"
 #include "qgsmaplayer.h"
@@ -712,16 +713,29 @@ class CORE_EXPORT QgsVectorLayer : public QgsMapLayer
      * @param msgError
      * @return the number of styles related to current layer
      */
-    virtual int listStylesInDatabase( QStringList &ids, QStringList &names,
-                                      QStringList &descriptions, QString &msgError );
+    virtual int listStylesInDatabase( QVector<QString> &ids, QVector<QString> &names,
+                                       QVector<QString> &descriptions, QString &msgError );
 
     /**
      * Will return the named style corresponding to style id provided
      */
     virtual QString getStyleFromDatabase( QString styleId, QString &msgError );
 
-    virtual QString loadNamedStyle( const QString theURI, bool &theResultFlag, bool loadFromLocalDb = false );
-    virtual bool applyNamedStyle( QString namedStyle , QString errorMsg );
+    /**
+     * Load a named style from file/local db/datasource db
+     * @param theURI the URI of the style or the URI of the layer
+     * @param theResultFlag will be set to true if a named style is correctly loaded
+     * @param loadFromLocalDb if true forces to load from local db instead of datasource one
+     */
+    virtual QString loadNamedStyle( const QString theURI, bool &theResultFlag, bool loadFromLocalDb );
+
+    /**
+     * Calls loadNamedStyle( theURI, theResultFlag, false );
+     * Retained for backward compatibility
+     */
+    virtual QString loadNamedStyle( const QString theURI, bool &theResultFlag );
+
+    virtual bool applyNamedStyle(QString namedStyle , QString errorMsg);
 
     /** convert a saved attribute editor element into a AttributeEditor structure as it's used internally.
      * @param elem the DOM element
@@ -1267,15 +1281,15 @@ class CORE_EXPORT QgsVectorLayer : public QgsMapLayer
   signals:
 
     /**
-     * This signal is emitted when selection was changed
+     * This signal is emited when selection was changed
      *
      * @param selected        Newly selected feature ids
      * @param deselected      Ids of all features which have previously been selected but are not any more
      * @param clearAndSelect  In case this is set to true, the old selection was dismissed and the new selection corresponds to selected
      */
     void selectionChanged( const QgsFeatureIds selected, const QgsFeatureIds deselected, const bool clearAndSelect );
 
-    /** This signal is emitted when selection was changed */
+    /** This signal is emited when selection was changed */
     void selectionChanged();
 
     /** This signal is emitted when modifications has been done on layer */
@@ -1284,7 +1298,7 @@ class CORE_EXPORT QgsVectorLayer : public QgsMapLayer
     /** Is emitted, when editing on this layer has started*/
     void editingStarted();
 
-    /** Is emitted, when edited changes successfully have been written to the data provider */
+    /** Is emitted, when edited changes succesfully have been written to the data provider */
     void editingStopped();
 
     /** Is emitted, before changes are commited to the data provider */

src/ui/qgssavetodbdialog.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>355</width>
-    <height>235</height>
+    <height>246</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -94,7 +94,7 @@
    <item row="2" column="0" rowspan="2" colspan="2">
     <widget class="QLabel" name="label">
      <property name="text">
-      <string>Optionally pick an input form for attribute editing (QT Creator UI format), it will be stored on the db</string>
+      <string>Optionally pick an input form for attribute editing (QT Creator UI format), it will be stored in the db</string>
      </property>
      <property name="textFormat">
       <enum>Qt::PlainText</enum>