use of com.mikepenz.fastadapter.app.adapters.StickyHeaderAdapter in project FastAdapter by mikepenz.
the class StickyHeaderSampleActivity method onCreate.
@Override
protected void onCreate(Bundle savedInstanceState) {
findViewById(android.R.id.content).setSystemUiVisibility(findViewById(android.R.id.content).getSystemUiVisibility() | View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_sample);
// Handle Toolbar
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
getSupportActionBar().setTitle(R.string.sample_sticky_header);
//style our ui
new MaterializeBuilder().withActivity(this).build();
//create our FastAdapter
fastAdapter = new FastAdapter();
fastAdapter.withSelectable(true);
//create our adapters
final StickyHeaderAdapter stickyHeaderAdapter = new StickyHeaderAdapter();
final HeaderAdapter headerAdapter = new HeaderAdapter();
final ItemAdapter itemAdapter = new ItemAdapter();
//configure our fastAdapter
//as we provide id's for the items we want the hasStableIds enabled to speed up things
fastAdapter.setHasStableIds(true);
//get our recyclerView and do basic setup
RecyclerView rv = (RecyclerView) findViewById(R.id.rv);
rv.setLayoutManager(new LinearLayoutManager(this));
rv.setItemAnimator(new DefaultItemAnimator());
rv.setAdapter(stickyHeaderAdapter.wrap(itemAdapter.wrap(headerAdapter.wrap(fastAdapter))));
//this adds the Sticky Headers within our list
final StickyRecyclerHeadersDecoration decoration = new StickyRecyclerHeadersDecoration(stickyHeaderAdapter);
rv.addItemDecoration(decoration);
//fill with some sample data
headerAdapter.add(new SimpleItem().withName("Header").withIdentifier(1));
List<IItem> items = new ArrayList<>();
for (int i = 1; i <= 100; i++) {
items.add(new SimpleItem().withName("Test " + i).withHeader(headers[i / 5]).withIdentifier(100 + i));
}
itemAdapter.add(items);
//so the headers are aware of changes
stickyHeaderAdapter.registerAdapterDataObserver(new RecyclerView.AdapterDataObserver() {
@Override
public void onChanged() {
decoration.invalidateHeaders();
}
});
//restore selections (this has to be done after the items were added
fastAdapter.withSavedInstanceState(savedInstanceState);
//set the back arrow in the toolbar
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(false);
}
use of com.mikepenz.fastadapter.app.adapters.StickyHeaderAdapter in project FastAdapter by mikepenz.
the class AdvancedSampleActivity method onCreate.
@Override
protected void onCreate(Bundle savedInstanceState) {
findViewById(android.R.id.content).setSystemUiVisibility(findViewById(android.R.id.content).getSystemUiVisibility() | View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);
//as we use an icon from Android-Iconics via xml we add the IconicsLayoutInflater
//https://github.com/mikepenz/Android-Iconics
LayoutInflaterCompat.setFactory(getLayoutInflater(), new IconicsLayoutInflater(getDelegate()));
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_sample);
// Handle Toolbar
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
getSupportActionBar().setTitle(R.string.sample_advanced);
//style our ui
new MaterializeBuilder().withActivity(this).build();
//create our FastAdapter
mFastAdapter = new FastAdapter<>();
//we init our ActionModeHelper
mActionModeHelper = new ActionModeHelper(mFastAdapter, R.menu.cab, new ActionBarCallBack());
mActionModeHelper.withSupportSubItems(true);
//create our adapters
final StickyHeaderAdapter stickyHeaderAdapter = new StickyHeaderAdapter();
mItemAdapter = new ItemAdapter<>();
mHeaderAdapter = new HeaderAdapter<>();
//configure our mFastAdapter
//as we provide id's for the items we want the hasStableIds enabled to speed up things
mFastAdapter.withSelectable(true);
mFastAdapter.withMultiSelect(true);
mFastAdapter.withSelectOnLongClick(true);
mFastAdapter.withPositionBasedStateManagement(false);
mFastAdapter.withOnPreClickListener(new FastAdapter.OnClickListener<IItem>() {
@Override
public boolean onClick(View v, IAdapter adapter, IItem item, int position) {
//we handle the default onClick behavior for the actionMode. This will return null if it didn't do anything and you can handle a normal onClick
Boolean res = mActionModeHelper.onClick(item);
return res != null ? res : false;
}
});
mFastAdapter.withOnPreLongClickListener(new FastAdapter.OnLongClickListener<IItem>() {
@Override
public boolean onLongClick(View v, IAdapter adapter, IItem item, int position) {
//we do not want expandable items to be selected
if (item instanceof IExpandable) {
if (((IExpandable) item).getSubItems() != null) {
return true;
}
}
//handle the longclick actions
ActionMode actionMode = mActionModeHelper.onLongClick(AdvancedSampleActivity.this, position);
if (actionMode != null) {
//we want color our CAB
findViewById(R.id.action_mode_bar).setBackgroundColor(UIUtils.getThemeColorFromAttrOrRes(AdvancedSampleActivity.this, R.attr.colorPrimary, R.color.material_drawer_primary));
}
//if we have no actionMode we do not consume the event
return actionMode != null;
}
});
//get our recyclerView and do basic setup
RecyclerView rv = (RecyclerView) findViewById(R.id.rv);
rv.setLayoutManager(new LinearLayoutManager(this));
rv.setItemAnimator(new DefaultItemAnimator());
rv.setAdapter(stickyHeaderAdapter.wrap(mItemAdapter.wrap(mHeaderAdapter.wrap(mFastAdapter))));
final StickyRecyclerHeadersDecoration decoration = new StickyRecyclerHeadersDecoration(stickyHeaderAdapter);
rv.addItemDecoration(decoration);
//so the headers are aware of changes
stickyHeaderAdapter.registerAdapterDataObserver(new RecyclerView.AdapterDataObserver() {
@Override
public void onChanged() {
decoration.invalidateHeaders();
}
});
//init cache with the added items, this is useful for shorter lists with many many different view types (at least 4 or more
//new RecyclerViewCacheUtil().withCacheSize(2).apply(rv, items);
//set the back arrow in the toolbar
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(false);
//we define the items
setItems();
//restore selections (this has to be done after the items were added
mFastAdapter.withSavedInstanceState(savedInstanceState);
}
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