Revit API Select By Filter

How to use SelectByFilter tool:
     1. Select button SelectByFilter to trigger the add-in.
     2. A dialog with a list of filters will appear. Right click on the filters, there are 4 available commands as follow:
    • Select elements: To select all elements including in the selected filters
    • Delete filters: To delete selected filters
    • Refresh filter. To refresh the filter data
    • Enable/Disable always on top: To enable/disable always on top function of the dialog
     3. Select the wanted command
 The below video will demo step by step.



Thank you!