Search and replace : Diagram properties can be changed (and mass changed) through the search and replace widget.

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@5564 bfdf4180-ca20-0410-9c96-a3a8aa849046

sources/diagramcontext.cpp

@@ -20,6 +20,21 @@
 #include "qet.h"
 #include <algorithm>
 
+/**
+ * @brief DiagramContext::add
+ * Add all value of @other to this.
+ * If a key already exist, the value is replaced.
+ * If a key doesn't exist, she will be added.
+ * All other keys of this context, which are not present in @other, stay unchanged.
+ * @param other
+ */
+void DiagramContext::add(DiagramContext other)
+{
+	for (QString key : other.keys()) {
+		addValue(key, other.value(key));
+	}
+}
+
 /**
 	@return a list containing all the keys in the context object.
 */