如何将SAP CRM产品主数据页面的assignment block设置成只读

Created by Jerry Wang, last modified on Sep 29, 2016

Metadata table for relationship:

This method can only set existing data to read only, but could NOT prevent user from creating new data in WebUI.

This method can allow you ( GenIL layer ) to add some post processing of data retrieved from API layer

It works as screenshot below.
How to disable these two buttons:

Approach 1: change enabled attribute in gt_button
Appraoch 2: hard code displayMode = read only

How to disable Edit List button:

Same idea:

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