Use startActivityForResult instead of startActivity. Then when you get back to the listView you can add the item and update there. There are some very specific things you need to do to get startActivityForResult to work properly and return the stuff you want to return to the main activity, so you may want to search StackOverflow and this group for startActivityForResult...
Hope that helps, Justin ---------------------------------------------------------------------- There are only 10 types of people in the world... Those who know binary and those who don't. ---------------------------------------------------------------------- On Tue, Jul 27, 2010 at 2:35 PM, nimusi <nimus...@gmail.com> wrote: > I have an app in which the main activity is a listview. Clicking on > an item in the list item opens a new activity which is a detail view > of that item. The detail view has navigate buttons which traverse > through the list displaying details for the currently selected item. > This is working as expected. > > Users need to be able to add, edit and delete items. In the main > activity I have an 'Add Item' menu item which allows the user to add > an item. The detail view has an 'Add Item' button. > > I thought I would be able to reuse the code for both cases by opening > a dialog in a helper class which accepts a new item and updates the > list view (and also the detail view if that was where it was called > from). This is raising an Exception 'The content of the adapter has > changed but ListView did not receive a notification'. > > Having googled this I am told that I cannot update the UI thread in a > sub-thread. Does this mean that I have to replicate the add item code > in each activity? Or am I going about this in the wrong way and I > should be doing something else. > > NiMuSi > http://www.nimusi.net/blog > > -- > You received this message because you are subscribed to the Google > Groups "Android Beginners" group. > > NEW! Try asking and tagging your question on Stack Overflow at > http://stackoverflow.com/questions/tagged/android > > To unsubscribe from this group, send email to > android-beginners+unsubscr...@googlegroups.com<android-beginners%2bunsubscr...@googlegroups.com> > For more options, visit this group at > http://groups.google.com/group/android-beginners?hl=en > -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. NEW! Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to android-beginners+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en
