From e0e503326e91d0becf95e2615c114a138c1106f6 Mon Sep 17 00:00:00 2001
From: mcoletti <mcoletti@c8812cc2-4d05-0410-92ff-de0c093fc19c>
Date: Fri, 31 Dec 2004 00:30:32 +0000
Subject: [PATCH] Fixes for const-correctness not propogated properly to
 sub-classes.

git-svn-id: http://svn.osgeo.org/qgis/trunk@2553 c8812cc2-4d05-0410-92ff-de0c093fc19c
---
 providers/delimitedtext/qgsdelimitedtextprovider.cpp |  2 +-
 providers/delimitedtext/qgsdelimitedtextprovider.h   |  3 ++-
 providers/gpx/qgsgpxprovider.h                       | 10 ++++++++--
 providers/ogr/qgsshapefileprovider.h                 | 11 +++++++++--
 providers/postgres/qgspostgresprovider.cpp           |  2 +-
 providers/postgres/qgspostgresprovider.h             |  8 +++++---
 6 files changed, 26 insertions(+), 10 deletions(-)

diff --git a/providers/delimitedtext/qgsdelimitedtextprovider.cpp b/providers/delimitedtext/qgsdelimitedtextprovider.cpp
index 1688113652b..06b5679174f 100644
--- a/providers/delimitedtext/qgsdelimitedtextprovider.cpp
+++ b/providers/delimitedtext/qgsdelimitedtextprovider.cpp
@@ -725,7 +725,7 @@ bool QgsDelimitedTextProvider::boundsCheck(double x, double y)
   return inBounds;
 }
 
-bool QgsDelimitedTextProvider::supportsSaveAsShapefile()
+bool QgsDelimitedTextProvider::supportsSaveAsShapefile() const
 {
   return true;
 }
diff --git a/providers/delimitedtext/qgsdelimitedtextprovider.h b/providers/delimitedtext/qgsdelimitedtextprovider.h
index 6792409aacb..9333c5360f4 100644
--- a/providers/delimitedtext/qgsdelimitedtextprovider.h
+++ b/providers/delimitedtext/qgsdelimitedtextprovider.h
@@ -208,10 +208,11 @@ public:
 
   //! We support saving as shapefile - used to add item to the
   //  layers context menu
-  bool supportsSaveAsShapefile();
+  bool supportsSaveAsShapefile() const;
 
   //! Save the layer as a shapefile
   bool saveAsShapefile();
+
   QgsDataSourceURI *getURI()
   {
     return 0;
diff --git a/providers/gpx/qgsgpxprovider.h b/providers/gpx/qgsgpxprovider.h
index 759e44b8959..f6fa7694a90 100644
--- a/providers/gpx/qgsgpxprovider.h
+++ b/providers/gpx/qgsgpxprovider.h
@@ -150,9 +150,15 @@ public:
    */
   bool boundsCheck(double x, double y);
 
-  bool supportsFeatureAddition(){return true;}
+  bool supportsFeatureAddition() const 
+  { 
+      return true;
+  }
 
-  QgsDataSourceURI *getURI(){return 0;};
+  QgsDataSourceURI *getURI()
+  {
+      return 0;
+  }
   
  private:
   
diff --git a/providers/ogr/qgsshapefileprovider.h b/providers/ogr/qgsshapefileprovider.h
index 53bf89bbc28..7bba7af49e3 100644
--- a/providers/ogr/qgsshapefileprovider.h
+++ b/providers/ogr/qgsshapefileprovider.h
@@ -140,8 +140,15 @@ class QgsShapeFileProvider:public QgsVectorDataProvider
     /**Writes a list of features to the file*/
     bool addFeatures(std::list<QgsFeature*> flist);
 
-    bool supportsFeatureAddition(){return true;}
-    QgsDataSourceURI * getURI(){ return 0;};
+    bool supportsFeatureAddition() const 
+    { 
+        return true;
+    }
+
+    QgsDataSourceURI * getURI()
+    { 
+        return 0;
+    }
 
   private:
     unsigned char *getGeometryPointer(OGRFeature * fet);
diff --git a/providers/postgres/qgspostgresprovider.cpp b/providers/postgres/qgspostgresprovider.cpp
index 76aa8accc73..72c1b9cc72d 100644
--- a/providers/postgres/qgspostgresprovider.cpp
+++ b/providers/postgres/qgspostgresprovider.cpp
@@ -1146,7 +1146,7 @@ bool QgsPostgresProvider::deleteFeatures(std::list<int> id)
     return returnvalue;
 }
 
-bool QgsPostgresProvider::supportsSaveAsShapefile()
+bool QgsPostgresProvider::supportsSaveAsShapefile() const
 {
   return false;
 }
diff --git a/providers/postgres/qgspostgresprovider.h b/providers/postgres/qgspostgresprovider.h
index bbc0ee5ad90..037215279c8 100644
--- a/providers/postgres/qgspostgresprovider.h
+++ b/providers/postgres/qgspostgresprovider.h
@@ -204,12 +204,14 @@ public:
        @return true in case of success and false in case of failure*/
   bool deleteFeatures(std::list<int> id);
 
-  bool supportsFeatureAddition(){return true;}
+  bool supportsFeatureAddition() const 
+  { return true; }
 
-  bool supportsFeatureDeletion(){return true;}
+  bool supportsFeatureDeletion() const 
+  {return true;}
 
   //! Flag to indicate if the provider can export to shapefile
-  bool supportsSaveAsShapefile();
+  bool supportsSaveAsShapefile() const;
 
   /** Accessor for sql where clause used to limit dataset */
   QString subsetString() {return sqlWhereClause;};