some wxArtProv docs

[wxWidgets.git] / src / common / artprov.cpp

diff --git a/src/common/artprov.cpp b/src/common/artprov.cpp
index 27a7d54d90a88defa2977e73cf78869c040b137a..64b87d781ee45ee1f587a34bc7b45e32828d5208 100644 (file)
--- a/src/common/artprov.cpp
+++ b/src/common/artprov.cpp
@@ -49,7 +49,7 @@ WX_DEFINE_LIST(wxArtProvidersList);
 // Cache class - stores already requested bitmaps
 // ----------------------------------------------------------------------------
 
-WX_DECLARE_STRING_HASH_MAP(wxBitmap, wxArtProviderBitmapsHash);
+WX_DECLARE_EXPORTED_STRING_HASH_MAP(wxBitmap, wxArtProviderBitmapsHash);
 
 class WXDLLEXPORT wxArtProviderCache
 {
@@ -59,7 +59,7 @@ public:
         { m_bitmapsHash[full_id] = bmp; }
 
     void Clear();
-    
+
     static wxString ConstructHashID(const wxArtID& id,
                                     const wxArtClient& client,
                                     const wxSize& size);
@@ -119,6 +119,7 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
     }
 
     sm_providers->Insert(provider);
+    sm_cache->Clear();
 }
 
 /*static*/ bool wxArtProvider::PopProvider()
@@ -140,7 +141,7 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
         sm_cache->Clear();
         return TRUE;
     }
-    
+
     return FALSE;
 }
 
@@ -170,7 +171,7 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
             bmp = node->GetData()->CreateBitmap(id, client, size);
             if ( bmp.Ok() )
             {
-                if ( size != wxDefaultSize && 
+                if ( size != wxDefaultSize &&
                      (bmp.GetWidth() != size.x || bmp.GetHeight() != size.y) )
                 {
                     wxImage img = bmp.ConvertToImage();
@@ -194,18 +195,13 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL;
     wxCHECK_MSG( sm_providers, wxNullIcon, _T("no wxArtProvider exists") );
 
     wxBitmap bmp = GetBitmap(id, client, size);
-    if ( bmp.Ok() )
-    {
-        wxIcon icon;
-        icon.CopyFromBitmap(bmp);
-        return icon;
-    }
-    else
-    {
+    if ( !bmp.Ok() )
         return wxNullIcon;
-    }
-}
 
+    wxIcon icon;
+    icon.CopyFromBitmap(bmp);
+    return icon;
+}
 
 
 class wxArtProviderModule: public wxModule