Add a widgets recommendation mechanism based on AiAI app predication
ranking with the following changes:
1. Only one widget is picked from one app.
2. Widgets that are already added to the workspace are excluded from
the recommendation.
Test: run PredicationUpdateTaskTest
Bug: 179797520
Change-Id: Ia697bc6df0bae75969e68b7b3de32d57901f7461
Changes made:
1. Model: added an abstract class for storing common information for
entries shown in the full page widgets picker.
2. Introduced a ViewHolderBinder interface to split the logic of binding
data to ViewHolder into separate classes.
3. Move the view holder binding of WidgetsListRow from WidgetListAdapter
to its new class.
4. Move some widgets picker classes into a new picker package.
Test: Auto: Run WidgetsListAdapterTest, WidgetsListRowEntryTest and
WidgetsListRowViewHolderBinderTest.
Manual: open the all apps widgets tray and navigate the list.
Bug: 179797520
Change-Id: Iab29557842bb79156cad84d00a4c5d0db0c5aa06
This change disables shortcuts/widgets binding on Android Go devices.
Bug: 112904271
Test: Manual test
Change-Id: I3dbcd23dc448ff9ca5fe6c32958dcffb51c4bcf5
