Start migrating 0.92 patch to master

1 files changed, 12 insertions, 1 deletions

diff --git a/src/extension/internal/bluredge.cpp b/src/extension/internal/bluredge.cpp
index f04007d00..c086405e5 100644
--- a/src/extension/internal/bluredge.cpp
+++ b/src/extension/internal/bluredge.cpp
@@ -53,7 +53,7 @@ BlurEdge::load (Inkscape::Extension::Extension */*module*/)
 void
 BlurEdge::effect (Inkscape::Extension::Effect *module, Inkscape::UI::View::View *desktop, Inkscape::Extension::Implementation::ImplementationDocumentCache * /*docCache*/)
 {
-    Inkscape::Selection * selection     = static_cast<SPDesktop *>(desktop)->selection;
+    
 
     float width = module->get_param_float("blur-width");
     int   steps = module->get_param_int("num-steps");
@@ -61,6 +61,17 @@ BlurEdge::effect (Inkscape::Extension::Effect *module, Inkscape::UI::View::View
     Inkscape::Preferences *prefs = Inkscape::Preferences::get();
     double old_offset = prefs->getDouble("/options/defaultoffsetwidth/value", 1.0, "px");
 
+    SPDesktop *deskt = static_cast<SPDesktop *>(desktop);
+    Inkscape::Selection * selection = NULL;
+    if (deskt) {
+        selection = deskt->selection;
+        if (selection && !selection->params.empty()) {
+            selection->restoreBackup();
+            if (!deskt->on_live_extension) {
+                selection->emptyBackup();
+            }
+        }
+    }
     // TODO need to properly refcount the items, at least
     std::vector<SPItem*> items(selection->items().begin(), selection->items().end());
     selection->clear();