Make default svg path configurable for third party apps

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@13217 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: mhugent

python/core/qgsapplication.sip

@@ -185,6 +185,9 @@ static void qtgui_UpdatePyArgv(PyObject *argvlist, int argc, char **argv)
 
     //! Alters pkg data path - used by 3rd party apps
     static void setPkgDataPath(const QString thePkgDataPath);
+
+    //! Alters default svg paths - used by 3rd party apps. Added in QGIS 1.5
+    static void setDefaultSvgPaths( const QStringList& pathList );
 
     //! loads providers
     static void initQgis();

src/app/composer/qgscomposerpicturewidget.cpp

@@ -445,9 +445,14 @@ void QgsComposerPictureWidget::addStandardDirectoriesToPreview()
     QDir svgDirectory( svgPaths[i] );
     if ( !svgDirectory.exists() || !svgDirectory.isReadable() )
     {
-      return; //error
+      continue;
     }
+    
+    //add directory itself
+    mSearchDirectoriesComboBox->addItem( svgDirectory.absolutePath() );
+    addDirectoryToPreview( svgDirectory.absolutePath() );
 
+    //and also subdirectories
     QFileInfoList directoryList = svgDirectory.entryInfoList( QDir::Dirs | QDir::NoDotAndDotDot );
     QFileInfoList::const_iterator dirIt = directoryList.constBegin();
     for ( ; dirIt != directoryList.constEnd(); ++dirIt )

src/core/qgsapplication.cpp

@@ -43,6 +43,7 @@ QString QgsApplication::mPrefixPath;
 QString QgsApplication::mPluginPath;
 QString QgsApplication::mPkgDataPath;
 QString QgsApplication::mThemeName;
+QStringList QgsApplication::mDefaultSvgPaths;
 
 /*!
   \class QgsApplication
@@ -73,6 +74,9 @@ QgsApplication::QgsApplication( int & argc, char ** argv, bool GUIenabled )
 #if ! defined(Q_WS_WIN) && ! defined(Q_WS_MAC)
   setWindowIcon( QPixmap( qgis_xpm ) );        // Linux
 #endif
+
+  mDefaultSvgPaths << mPkgDataPath + QString( "/svg/" );
+  mDefaultSvgPaths << qgisSettingsDirPath() + QString( "svg/" );
 }
 
 QgsApplication::~QgsApplication()
@@ -129,6 +133,11 @@ void QgsApplication::setPkgDataPath( const QString thePkgDataPath )
   mPkgDataPath = thePkgDataPath;
 }
 
+void QgsApplication::setDefaultSvgPaths( const QStringList& pathList )
+{
+  mDefaultSvgPaths = pathList;
+}
+
 const QString QgsApplication::prefixPath()
 {
   return mPrefixPath;
@@ -313,12 +322,9 @@ const QStringList QgsApplication::svgPaths()
   {
     myPathList = myPaths.split( "|" );
   }
-  //additional default paths
-  myPathList
-  << mPkgDataPath + QString( "/svg/" )
-  << qgisSettingsDirPath() + QString( "svg/" );
-  return myPathList;
 
+  myPathList << mDefaultSvgPaths;
+  return myPathList;
 }
 
 /*!

src/core/qgsapplication.h

@@ -142,6 +142,9 @@ class CORE_EXPORT QgsApplication: public QApplication
     //! Alters pkg data path - used by 3rd party apps
     static void setPkgDataPath( const QString thePkgDataPath );
 
+    //! Alters default svg paths - used by 3rd party apps. Added in QGIS 1.5
+    static void setDefaultSvgPaths( const QStringList& pathList );
+
     //! loads providers
     static void initQgis();
 
@@ -184,6 +187,7 @@ class CORE_EXPORT QgsApplication: public QApplication
     static QString mPluginPath;
     static QString mPkgDataPath;
     static QString mThemeName;
+    static QStringList mDefaultSvgPaths;
 };
 
 #endif