Resolved #217 - Data binding in DemoApp

flexible-adapter-app/src/main/java/eu/davidea/samples/flexibleadapter/MainActivity.java

@@ -427,6 +427,7 @@ private void hideFab() {
 
 	private void showFab() {
 		if (mFragment instanceof FragmentHeadersSections ||
+				mFragment instanceof FragmentDataBinding ||
 				mFragment instanceof FragmentStaggeredLayout ||
 				mFragment instanceof FragmentAsyncFilter) {
 			ViewCompat.animate(mFab)
@@ -838,7 +839,8 @@ public void onUpdateEmptyView(int size) {
 			mRefreshHandler.sendEmptyMessage(2);
 			fastScroller.setVisibility(View.GONE);
 		}
-		if (mAdapter != null && !mAdapter.isRestoreInTime()) {
+		if (mAdapter != null && !mAdapter.isRestoreInTime() &&
+				DatabaseService.getInstance().getDatabaseType() != DatabaseType.DATA_BINDING) {
 			String message = (mAdapter.hasSearchText() ? "Filtered " : "Refreshed ");
 			message += size + " items in " + mAdapter.getTime() + "ms";
 			Snackbar.make(findViewById(R.id.main_view), message, Snackbar.LENGTH_SHORT).show();

flexible-adapter-app/src/main/java/eu/davidea/samples/flexibleadapter/fragments/FragmentDataBinding.java

@@ -19,7 +19,9 @@
 import eu.davidea.flipview.FlipView;
 import eu.davidea.samples.flexibleadapter.R;
 import eu.davidea.samples.flexibleadapter.animators.GarageDoorItemAnimator;
+import eu.davidea.samples.flexibleadapter.items.AbstractItem;
 import eu.davidea.samples.flexibleadapter.items.HeaderItem;
+import eu.davidea.samples.flexibleadapter.items.ScrollableUseCaseItem;
 import eu.davidea.samples.flexibleadapter.services.DatabaseConfiguration;
 import eu.davidea.samples.flexibleadapter.services.DatabaseService;
 
@@ -71,7 +73,7 @@ public void onActivityCreated(Bundle savedInstanceState) {
 		FlipView.resetLayoutAnimationDelay(true, 1000L);
 
 		//Create New Database and Initialize RecyclerView
-		DatabaseService.getInstance().createHeadersSectionsDatabase(12, 4);
+		DatabaseService.getInstance().createDataBindingDatabase(12, 4);
 		initializeRecyclerView(savedInstanceState);
 
 		//Restore FAB button and icon
@@ -83,20 +85,20 @@ public void onActivityCreated(Bundle savedInstanceState) {
 
 	@SuppressWarnings({"ConstantConditions", "NullableProblems"})
 	private void initializeRecyclerView(Bundle savedInstanceState) {
-		//Initialize Adapter and RecyclerView
+		// Initialize Adapter and RecyclerView
 		mAdapter = new BindingFlexibleAdapter<>(getActivity(), true);
-		//Experimenting NEW features (v5.0.0)
+		// Experimenting NEW features (v5.0.0)
 		mAdapter.setNotifyChangeOfUnfilteredItems(true)//We have highlighted text while filtering, so let's enable this feature to be consistent with the active filter
 				.setAnimationOnScrolling(DatabaseConfiguration.animateOnScrolling);
 		mRecyclerView = (RecyclerView) getView().findViewById(R.id.recycler_view);
 		mRecyclerView.setLayoutManager(createNewLinearLayoutManager());
 		mRecyclerView.setAdapter(mAdapter);
 		mRecyclerView.setHasFixedSize(true); //Size of RV will not change
-		//NOTE: Use default item animator 'canReuseUpdatedViewHolder()' will return true if
+		// NOTE: Use default item animator 'canReuseUpdatedViewHolder()' will return true if
 		// a Payload is provided. FlexibleAdapter is actually sending Payloads onItemChange.
 		mRecyclerView.setItemAnimator(new GarageDoorItemAnimator());
 
-		//Add FastScroll to the RecyclerView, after the Adapter has been attached the RecyclerView!!!
+		// Add FastScroll to the RecyclerView, after the Adapter has been attached the RecyclerView!!!
 		FastScroller fastScroller = (FastScroller) getView().findViewById(R.id.fast_scroller);
 		mAdapter.setFastScroller(fastScroller);
 		mAdapter.setLongPressDragEnabled(true)
@@ -108,6 +110,10 @@ private void initializeRecyclerView(Bundle savedInstanceState) {
 		SwipeRefreshLayout swipeRefreshLayout = (SwipeRefreshLayout) getView().findViewById(R.id.swipeRefreshLayout);
 		swipeRefreshLayout.setEnabled(true);
 		mListener.onFragmentChange(swipeRefreshLayout, mRecyclerView, SelectableAdapter.MODE_IDLE);
+
+		mAdapter.addScrollableHeaderWithDelay(new ScrollableUseCaseItem(
+				getString(R.string.databinding_use_case_title),
+				getString(R.string.databinding_use_case_description)), 500L, false);
 	}
 
 	@Override
@@ -116,9 +122,13 @@ public void performFabAction() {
 			items.addAll(DatabaseService.getInstance().getDatabaseList());
 		} else if (fabClickedTimes == 2) {
 			HeaderItem headerItem = DatabaseService.newHeader(mAdapter.getItemCountOfTypes(R.layout.recycler_header_item) + 1);
-			items.add(1, DatabaseService.newSimpleItem(fabClickedTimes * 111, headerItem));
+			AbstractItem newItem = DatabaseService.newSimpleItem(fabClickedTimes * 111, headerItem);
+			items.add(1, newItem);
+			DatabaseService.getInstance().addItem(1, newItem); //Refreshing is consistent too
 		} else {
-			items.add(0, DatabaseService.newSimpleItem(fabClickedTimes * 111, null));
+			AbstractItem newItem = DatabaseService.newSimpleItem(fabClickedTimes * 111, null);
+			items.add(0, newItem);
+			DatabaseService.getInstance().addItem(0, newItem); //Refreshing is consistent too
 		}
 		++fabClickedTimes;
 	}

flexible-adapter-app/src/main/java/eu/davidea/samples/flexibleadapter/fragments/FragmentSelectionModes.java

@@ -115,7 +115,7 @@ public void run() {
 		mAdapter.addUserLearnedSelection(savedInstanceState == null);
 		mAdapter.addScrollableHeaderWithDelay(new ScrollableUseCaseItem(
 				getString(R.string.selection_modes_use_case_title),
-				getString(R.string.selection_modes_use_case_description)), 1100L, true
+				getString(R.string.selection_modes_use_case_description)), 1200L, true
 		);
 	}
 

flexible-adapter-app/src/main/java/eu/davidea/samples/flexibleadapter/services/DatabaseService.java

@@ -215,6 +215,14 @@ public void createHeadersSectionsDatabase(int size, int headers) {
 		}
 	}
 
+	/*
+	 * Same as HeadersSection, but with different property type
+	 */
+	public void createDataBindingDatabase(int size, int headers) {
+		createHeadersSectionsDatabase(size, headers);
+		databaseType = DatabaseType.DATA_BINDING;
+	}
+
 	/*
 	 * List of Holder Items and Header. Only Holder Simple Items will be
 	 * added to the list. IHolder items hold the model data inside.

flexible-adapter-app/src/main/java/eu/davidea/samples/flexibleadapter/services/DatabaseType.java

@@ -9,6 +9,7 @@ public enum DatabaseType {
 	EXPANDABLE_SECTIONS,
 	EXPANDABLE_MULTI_LEVEL,
 	ENDLESS_SCROLLING,
+	DATA_BINDING,
 	MODEL_HOLDERS,
 	LAYOUT_HORIZONTAL,
 	LAYOUT_STAGGERED,

flexible-adapter-app/src/main/res/menu/activity_entry_drawer.xml

@@ -18,7 +18,7 @@
 			android:title="@string/filter"/>
 		<item
 			android:id="@+id/nav_animator"
-			android:icon="@drawable/ic_animation_grey600_24dp"
+			android:icon="@drawable/ic_chart_gantt_grey600_24dp"
 			android:title="@string/animator"/>
 		<item
 			android:id="@+id/nav_headers_and_sections"
@@ -89,9 +89,6 @@
 				android:id="@+id/nav_github"
 				android:icon="@drawable/ic_github_circle_grey600_24dp"
 				android:title="@string/github"/>
-			<!--<item-->
-				<!--android:id="@+id/nav_empty_space"-->
-				<!--android:title=""/>-->
 		</menu>
 	</item>
 

flexible-adapter-app/src/main/res/values/strings.xml

@@ -131,6 +131,8 @@ Follow the steps in the <b>Wiki</b> page of the library.]]></string>
 
 	<string name="databinding">Data Binding</string>
 	<string name="databinding_description"><![CDATA[Data Binding Extension Library<br/><font color="#ff4081"><b>Check the code!</b>]]></string>
+	<string name="databinding_use_case_description">Refresh or tap FAB button to update dataset with Data Binding.</string>
+	<string name="databinding_use_case_title">Data Binding Extension</string>
 
 	<string name="expandable_sections">Expandable Sections</string>
 	<string name="expandable_sections_description">Sections with [sticky] headers that can expand/collapse + Draggable items + Filter + Scroll Animations</string>