Android Programming The Big Nerd Ranch Guide by Bill Phillips, Chris Stewart, Kristin Marsicano (z-lib.org)

17. Two-Pane Master-Detail Interfaces In this chapter, you will create a tablet interface for CriminalIntent that allows users t ...

Chapter 17  Two-Pane Master-Detail Interfaces You will need a tablet device or AVD for testing in this chapter. To create a tabl ...

Adding Layout Flexibility Adding Layout Flexibility On a phone, you want CrimeListActivity to inflate a single-pane layout, as i ...

Chapter 17  Two-Pane Master-Detail Interfaces Modifying SingleFragmentActivity CrimeListActivity is a subclass of SingleFragment ...

Creating a layout with two fragment containers Creating a layout with two fragment containers In the project tool window, right- ...

Chapter 17  Two-Pane Master-Detail Interfaces Run CriminalIntent on a tablet device and confirm that you have two panes (Figure  ...

Using an alias resource Using an alias resource An alias resource is a resource that points to another resource. Alias resources ...

Chapter 17  Two-Pane Master-Detail Interfaces Creating tablet alternatives Because your alias is in res/values/, it is the defau ...

Activity: Fragment Boss Android does not provide a way to use a resource only when a device is under a particular size, but it d ...

Chapter 17  Two-Pane Master-Detail Interfaces Fragment callback interfaces To delegate functionality back to the hosting activit ...

Fragment callback interfaces In CrimeListFragment.java, add a Callbacks interface to CrimeListFragment. Also add an mCallbacks v ...

Chapter 17  Two-Pane Master-Detail Interfaces Next, in CrimeListActivity, implement CrimeListFragment.Callbacks. Leave onCrimeSe ...

Fragment callback interfaces In CrimeListActivity.java, implement onCrimeSelected(Crime) to handle the selection of a crime in e ...

Chapter 17  Two-Pane Master-Detail Interfaces Run CriminalIntent on a tablet. Create a new crime, and a CrimeFragment will be ad ...

Fragment callback interfaces Before you start with CrimeFragment’s interface, change the visibility of CrimeListFragment.updateU ...

Chapter 17  Two-Pane Master-Detail Interfaces Now implement CrimeFragment.Callbacks in CrimeListActivity to reload the list in o ...

Fragment callback interfaces Then add calls in CrimeFragment.java to updateCrime() when a Crime’s title or solved status has cha ...

Chapter 17  Two-Pane Master-Detail Interfaces You also need to call updateCrime() in onActivityResult(...), where the Crime’s da ...

For the More Curious: More on Determining Device Size For the More Curious: More on Determining Device Size Before Android 3.2, ...

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