Android Activity call another Activity method

A TabActivity start other activity when i click on a tab,

How to send information to parent (tabActivity) and don't finish current activity?

My tabactivity start another activity like this :

mTabHost.addTab(

mTabHost.newTabSpec(TAB_OPTIONS)

.setIndicator(TabImgFond5)

.setContent(intentOptions));

Inside my new Activity Option, i would like to Call method of Tabacti开发者_如何学JAVAvity, is it possible ?

Thanks

Call getParent() from the tab's activity to get at the TabActivity.