用事件类实现双击事件,实例化后使用set handler注册到ALV对象.斜体部分为事件方法的具体实现. 代码如下 CLASS lcl_tree_event_receiver DEFINITION. PUBLIC SECTION. METHODS handle_node_double_click FOR EVENT node_double_click OF cl_gui_alv_tree IMPORTING node_key sender. ENDCLASS. CLASS lcl_tree_ev…