registerNativeRef.js

registerNativeRef.js

jsb.__obj_ref_id = 0;

jsb.registerNativeRef = function (owner, target) {
    if (owner && target && owner !== target) {
        var targetID = target.__jsb_ref_id;
        if (!targetID)
            targetID = target.__jsb_ref_id = jsb.__obj_ref_id++;

        var refs = owner.__nativeRefs;
        if (!refs) {
            refs = owner.__nativeRefs = {};
        }

        if (!refs[targetID]) {
            refs[targetID] = target;
        }
    }
};

jsb.unregisterNativeRef = function (owner, target) {
    if (owner && target && owner !== target) {
        var targetID = target.__jsb_ref_id;
        if (!targetID)
            targetID = target.__jsb_ref_id = jsb.__obj_ref_id++;

        var refs = owner.__nativeRefs;
        if (!refs) {
            return;
        }

        if (refs[targetID]) {
            delete refs[targetID];
        }
    }
};