Problem: In ASP.NET TreeView control, user wish to select one or many treenodes and wish to have options for further working depending upon the selection. The selection is done using a checkbox. On checking, the server side code need to know what has been checked and provides further options for the same. The checkbox check/uncheck does not fire a postback. Though we tried to imitate the same using javascript, the page gets refreshed. We used AJAX and put the TreeView control inside an UpdatePanel Findings: Microsoft does not support this. An issue/request for the feature was put on Microsoft feedback
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