When we click on the component portal in menu then the following below PeopleCode events will fire
Search Process
Record Field SearchInit

ComponentRecord SearchInit

-->Click on Search

Record Field SearchSave

ComponentRecord SearchSave



Component Build Process or Page Build processing in Updatedisplay/UpdateDisplayall mode

-->Select the Employee ID from the list then

Record Field RowSelect

ComponentRecord RowSelect

Component Level Prebuild

Record Field FieldFormula

Record Field RowInit

ComponentRecord RowInit

Component level Postbuild

Page Activate fires and displays the page 

Read Further: http://hrmspeoplesoft.blogspot.com/2010/05/search-process-of-compon...