memleak fix (Bug #1293827: LivePathEffect memory leak )

(bzr r13520)

2 files changed, 8 insertions, 2 deletions

diff --git a/src/live_effects/parameter/parameter.cpp b/src/live_effects/parameter/parameter.cpp
index a5de2169e..ad2960cd9 100644
--- a/src/live_effects/parameter/parameter.cpp
+++ b/src/live_effects/parameter/parameter.cpp
@@ -36,13 +36,19 @@ Parameter::Parameter( const Glib::ustring& label, const Glib::ustring& tip,
 {
 }
 
-
 void
 Parameter::param_write_to_repr(const char * svgd)
 {
     param_effect->getRepr()->setAttribute(param_key.c_str(), svgd);
 }
 
+void Parameter::write_to_SVG(void)
+{
+    gchar * str = param_getSVGValue();
+    param_write_to_repr(str);
+    g_free(str);
+}
+
 /*###########################################
  *   REAL PARAM
  */
diff --git a/src/live_effects/parameter/parameter.h b/src/live_effects/parameter/parameter.h
index 785ada92e..2e6cae49f 100644
--- a/src/live_effects/parameter/parameter.h
+++ b/src/live_effects/parameter/parameter.h
@@ -49,7 +49,7 @@ public:
 
     virtual bool param_readSVGValue(const gchar * strvalue) = 0;   // returns true if new value is valid / accepted.
     virtual gchar * param_getSVGValue() const = 0;
-    void write_to_SVG() { param_write_to_repr(param_getSVGValue()); }
+    void write_to_SVG();
  
     virtual void param_set_default() = 0;