QgsGrass::Exception reverted to std::runtime_error because with QgsException could not be caught

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@13157 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: rblazek

src/plugins/grass/qgsgrassselect.cpp

@@ -141,21 +141,15 @@ void QgsGrassSelect::setLocations()
 
     QString ldpath = egisdbase->text() + "/" + d[i];
 
-    /* TODO: G_is_location() was added to GRASS 6.1 06-05-24,
-    enable its use after some period (others do update) */
-#if 0
     if ( QgsGrass::versionMajor() > 6 || QgsGrass::versionMinor() > 0 )
     {
       if ( !G_is_location( ldpath.toLocal8Bit().constData() ) ) continue;
     }
     else
     {
-#endif
       QString chf = egisdbase->text() + "/" + d[i] + "/PERMANENT/DEFAULT_WIND";
       if ( !QFile::exists( chf ) ) continue;
-#if 0
     }
-#endif
 
     // if type is MAPSET check also if at least one mapset owned by user exists
     if ( QgsGrassSelect::type == QgsGrassSelect::MAPSET )

src/providers/grass/qgsgrass.cpp

@@ -1128,7 +1128,7 @@ QgsCoordinateReferenceSystem GRASS_EXPORT QgsGrass::crs( QString gisdbase, QStri
     crs.createFromWkt( wkt );
 
   }
-  catch ( QgsException &e )
+  catch ( QgsGrass::Exception &e )
   {
     QMessageBox::warning( 0, QObject::tr( "Warning" ),
                           QObject::tr( "Cannot get projection " ) + "\n" + e.what() );
@@ -1151,7 +1151,7 @@ QgsRectangle GRASS_EXPORT QgsGrass::extent( QString gisdbase, QString location,
     }
     return QgsRectangle( list[0].toDouble(), list[1].toDouble(), list[2].toDouble(), list[3].toDouble() ) ;
   }
-  catch ( QgsException &e )
+  catch ( QgsGrass::Exception &e )
   {
     QMessageBox::warning( 0, QObject::tr( "Warning" ),
                           QObject::tr( "Cannot get raster extent" ) + "\n" + e.what() );
@@ -1174,7 +1174,7 @@ QMap<QString, QString> GRASS_EXPORT QgsGrass::query( QString gisdbase, QString l
       result[list[0]] = list[1];
     }
   }
-  catch ( QgsException &e )
+  catch ( QgsGrass::Exception &e )
   {
     QMessageBox::warning( 0, QObject::tr( "Warning" ),
                           QObject::tr( "Cannot query raster " ) + "\n" + e.what() );

src/providers/grass/qgsgrass.h

@@ -23,6 +23,7 @@ extern "C"
 #include <grass/form.h>
 }
 
+#include <stdexcept>
 #include "qgsexception.h"
 #include <QString>
 #include <QMap>
@@ -35,10 +36,20 @@ class QgsRectangle;
 class QgsGrass
 {
   public:
+    // This does not work (gcc/Linux), such exception cannot be caught
+    // so I have enabled the old version, if you are able to fix it, please
+    // check first if it realy works, i.e. can be caught!
+    /*
     struct Exception : public QgsException
     {
       Exception( const QString &msg ) : QgsException( msg ) {}
     };
+    */
+    struct Exception : public std::runtime_error
+    {
+      //Exception( const std::string &msg ) : std::runtime_error( msg ) {} 
+      Exception( const QString &msg ) : std::runtime_error( msg.toUtf8().constData() ) {} 
+    };
 
     //! Get info about the mode
     /*! QgsGrass may be running in active or passive mode.

src/providers/grass/qgsgrassrasterprovider.cpp

@@ -104,8 +104,7 @@ QImage* QgsGrassRasterProvider::draw( QgsRectangle  const & viewExtent, int pixe
   {
     data = QgsGrass::runModule ( mGisdbase, mLocation, cmd, arguments );
   }
-  //catch ( QgsGrass::Exception &e ) // does not work
-  catch ( QgsException &e )
+  catch ( QgsGrass::Exception &e )
   {
     QMessageBox::warning( 0, QObject::tr( "Warning" ), QObject::tr( "Cannot draw raster" ) + "\n"
                               + e.what() );