Android Programming: The Big Nerd Ranch Guide, Third Edition

Passing Data Between Two Fragments

You have passed data between two activities, and you have passed data between two fragment-based activities. Now you need to pass data between two fragments that are hosted by the same activity – CrimeFragment and DatePickerFragment (Figure 12.8).

Figure 12.8  Conversation between CrimeFragment and DatePickerFragment

The CrimeFragment and DatePickerFragment are placed in rectangular boxes. Flowline from CrimeFragment to DatePicker Fragment reads, Current date. Flowline from DatePickerFragment reads, the date that the user picked.

To get the Crime’s date to DatePickerFragment, you are going ...