Friday, January 4, 2013
Android-Context Menu
Generally menus are used to provide extra options for the user in a view.So Context Menu is used in a list view to provide extra options for each row in a list.To have a context menu in your view implement onCreateContextMenu in your activity like this:-
@Override
public void onCreateContextMenu(ContextMenu menu, View v,ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
menu.setHeaderTitle("Menu");
menu.add(0, v.getId(), 0, "Edit");
menu.add(0, v.getId(), 0, "View");
menu.add(0, v.getId(), 0, "Delete");
menu.add(0, v.getId(), 0, "Cancel");
}
To open context menu programatically call
openContextMenu(rideListView);
So after selecting an item in context menu you can get control in to this method:-
@Override
public boolean onContextItemSelected(MenuItem item) {
if(item.getTitle()=="Edit") //do some action
else if(item.getTitle()=="View") //do some action
else if(item.getTitle()=="Delete") //do some action
else if(item.getTitle()=="Cancel") //do some action
else {return false;}
return true;
}
If you want to close the context menu programatically call
closeContextMenu();
Override oncontextmenuclosed method to do some action after closing menu
@Override
public void onContextMenuClosed(Menu menu) {
// TODO Auto-generated method stub
super.onContextMenuClosed(menu);
}
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