setTargetFragment / getTargetFragment as per my last reply. Am Mittwoch, 6. Juni 2012 16:58:23 UTC+2 schrieb Bluemercury: > > Also, there's 2 factors: > 1- my DateTimePickerDialogFragment is being included in a different > library project, so it will not know the sub type of Fragment being passed. > 2- in one target fragment i will need, i have two edittexts in the same > fragment so the DateTimePickerDialogFragment must somehow point to the > correct edittext.... > > regards, > > > On Wednesday, June 6, 2012 2:16:42 PM UTC+1, Bluemercury wrote: >> >> >> Hi al! i've read the answer from Dianne, and it seems i can declare an >> interface in one fragment and then implement it on another. But for this i >> need the pointer to the fragment in question, she said: >> >> " take advantage of the FragmentManager APIs to save a fragment "pointer" >> in a bundle and later retrieve it, to allow you to maintain direct pointers >> across state save/restore. " >> >> What's the best way to do this? Here's my code to call the dialogfragment >> in the main frag: >> >> "dialFragment=DateTimePickerDialogFragment.newInstance(DateTimePickerDialogFragment.DATETIME_PICKER, >> >> dateBeginTV); >> dialFragment.show(fragMan, "dialog");" >> >> how can i send the pointer to the dialogfragment, and will it survive the >> rotation? >> >> >> On Wednesday, June 6, 2012 8:20:30 AM UTC+1, al wrote: >>> >>> Ok, I assumed that text field was part of the activity. In your case >>> https://groups.google.com/forum/?fromgroups#!topic/android-developers/NBlMJnMaGboshould >>> help, especially the answer of Dianne. >>> >>> In short: you might just do >>> "dialogfragment.setTargetFragment(textfieldfragment)" in the activity to >>> link the fragments. Android will then take care of that reference. In the >>> dialogFragment you can then pass the new value like >>> "((MyFragmentClass)getTargetFragment()).setDateTimeField(curDateTime()). >>> >>> >> >
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