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-rw-r--r--qobject/qdict.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/qobject/qdict.c b/qobject/qdict.c
index 50c0ab378b..190791becf 100644
--- a/qobject/qdict.c
+++ b/qobject/qdict.c
@@ -477,6 +477,39 @@ static void qdict_destroy_obj(QObject *obj)
g_free(qdict);
}
+/**
+ * qdict_copy_default(): If no entry mapped by 'key' exists in 'dst' yet, the
+ * value of 'key' in 'src' is copied there (and the refcount increased
+ * accordingly).
+ */
+void qdict_copy_default(QDict *dst, QDict *src, const char *key)
+{
+ QObject *val;
+
+ if (qdict_haskey(dst, key)) {
+ return;
+ }
+
+ val = qdict_get(src, key);
+ if (val) {
+ qobject_incref(val);
+ qdict_put_obj(dst, key, val);
+ }
+}
+
+/**
+ * qdict_set_default_str(): If no entry mapped by 'key' exists in 'dst' yet, a
+ * new QString initialised by 'val' is put there.
+ */
+void qdict_set_default_str(QDict *dst, const char *key, const char *val)
+{
+ if (qdict_haskey(dst, key)) {
+ return;
+ }
+
+ qdict_put(dst, key, qstring_from_str(val));
+}
+
static void qdict_flatten_qdict(QDict *qdict, QDict *target,
const char *prefix);