implement optional deep copy for CssPropertyList

1 files changed, 17 insertions, 2 deletions

diff --git a/src/css.hh b/src/css.hh
index 1ed8c39b..4ed854d1 100644
--- a/src/css.hh
+++ b/src/css.hh
@@ -304,10 +304,25 @@ class CssPropertyList : public lout::misc::SimpleVector <CssProperty> {
          refCount = 0;
          this->ownerOfStrings = ownerOfStrings;
       };
-      inline CssPropertyList(const CssPropertyList &p) :
+      inline CssPropertyList(const CssPropertyList &p, bool deep = false) :
          lout::misc::SimpleVector <CssProperty> (p) {
          refCount = 0;
-         ownerOfStrings = false;
+         if (deep) {
+            for (int i = 0; i < size (); i++) {
+               CssProperty *p = getRef(i);
+               switch (p->type) {
+                  case CSS_TYPE_STRING:
+                  case CSS_TYPE_SYMBOL:
+                     p->value.strVal = dStrdup (p->value.strVal);
+                     break;
+                  default:
+                     break;
+               }
+            }
+            ownerOfStrings = true;
+         } else {
+            ownerOfStrings = false;
+         }
       };
       ~CssPropertyList ();