Link/Tree Methods and Properties (inherits Item)

void setUserFilter ( number rowNum, string filter )

Set filter on link query

Set an filter expression to be used when the link or tree is next reloaded (see the <i>reload</i> method below). This should be a valid SQL <i>order by</i> expression, and will be used in the query in addition to (and after) any other filtering expressions. Note that when used, this method must be called whenever the record display is scrolled, and would typically be invoked with a block <i>onDisplay</i> event.

void setUserSorting ( number rowNum, string sorting )

Set sorting on link query

Set an ordering expression to be used when the link or tree is next reloaded (see the <i>reload</i> method below). This should be a valid SQL <i>order by</i> expression, and will be used in the query in addition to (and after) any other ordering expressions. Note that when used, this method must be called whenever the record display is scrolled, and would typically be invoked with a block <i>onDisplay</i> event.

void reload ( number rowNum )

Reload link query

This method reloads the link or tree, using the query specified at design time, plus a user filter or sorting expression is set (see setUserFilter and setUserSorting). Note that when used, this method must be called whenever the record display is scrolled, and would typically be invoked with a block onDisplay event.