Fix memory problem.

1 files changed, 9 insertions, 1 deletions

diff --git a/dw/tools.cc b/dw/tools.cc
index 60e5e029..cb45ef15 100644
--- a/dw/tools.cc
+++ b/dw/tools.cc
@@ -20,7 +20,7 @@ SizeParams::SizeParams (int numPos, Widget **references, int *x, int *y)
    debugPrint ();
 }
 
-SizeParams::SizeParams (SizeParams &other)
+SizeParams::SizeParams (const SizeParams &other)
 {
    DBG_OBJ_CREATE ("dw::core::SizeParams");
    init ();
@@ -34,6 +34,14 @@ SizeParams::~SizeParams ()
    DBG_OBJ_DELETE ();
 }
 
+SizeParams &SizeParams::operator=(const SizeParams &other)
+{
+   cleanup ();
+   init ();
+   fill (other.numPos, other.references, other.x, other.y);
+   debugPrint ();
+}
+
 void SizeParams::init ()
 {
    numPos = 0;