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| FastAdapter contributors (sorted alphabeticaly) | ||
| ============================================ | ||
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| * **[Fabian Terhorst](https://github.com/FabianTerhorst)** | ||
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| * EndlessScroll-Listener (EndlessScroll Sample) | ||
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| * **[Mattias Isegran Bergander](https://github.com/mattiasbe)** | ||
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| * "Leave-Behind"-Pattern (SwipeList Sample) | ||
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| * **[Rainer Lang](https://github.com/Rainer-Lang)** | ||
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| * |
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app/src/main/java/com/mikepenz/fastadapter/app/EndlessScrollListActivity.java
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| package com.mikepenz.fastadapter.app; | ||
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| import android.os.Build; | ||
| import android.os.Bundle; | ||
| import android.os.Handler; | ||
| import android.support.v7.app.AppCompatActivity; | ||
| import android.support.v7.widget.DefaultItemAnimator; | ||
| import android.support.v7.widget.LinearLayoutManager; | ||
| import android.support.v7.widget.RecyclerView; | ||
| import android.support.v7.widget.SearchView; | ||
| import android.support.v7.widget.Toolbar; | ||
| import android.support.v7.widget.helper.ItemTouchHelper; | ||
| import android.text.TextUtils; | ||
| import android.view.Menu; | ||
| import android.view.MenuInflater; | ||
| import android.view.MenuItem; | ||
| import android.view.View; | ||
| import android.widget.Toast; | ||
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| import com.mikepenz.fastadapter.FastAdapter; | ||
| import com.mikepenz.fastadapter.IAdapter; | ||
| import com.mikepenz.fastadapter.IItemAdapter; | ||
| import com.mikepenz.fastadapter.adapters.FastItemAdapter; | ||
| import com.mikepenz.fastadapter.adapters.FooterAdapter; | ||
| import com.mikepenz.fastadapter.adapters.ItemAdapter.ItemFilterListener; | ||
| import com.mikepenz.fastadapter.app.items.SampleItem; | ||
| import com.mikepenz.fastadapter_extensions.drag.ItemTouchCallback; | ||
| import com.mikepenz.fastadapter_extensions.drag.SimpleDragCallback; | ||
| import com.mikepenz.fastadapter_extensions.items.ProgressItem; | ||
| import com.mikepenz.fastadapter_extensions.scroll.EndlessRecyclerOnScrollListener; | ||
| import com.mikepenz.materialize.MaterializeBuilder; | ||
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| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
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| public class EndlessScrollListActivity extends AppCompatActivity implements ItemTouchCallback, ItemFilterListener { | ||
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| //save our FastAdapter | ||
| private FastItemAdapter<SampleItem> fastItemAdapter; | ||
| private FooterAdapter<ProgressItem> footerAdapter; | ||
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| //drag & drop | ||
| private SimpleDragCallback touchCallback; | ||
| private ItemTouchHelper touchHelper; | ||
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| @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); | ||
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| // Handle Toolbar | ||
| Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); | ||
| setSupportActionBar(toolbar); | ||
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| //style our ui | ||
| new MaterializeBuilder().withActivity(this).build(); | ||
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| //create our FastAdapter which will manage everything | ||
| fastItemAdapter = new FastItemAdapter<>(); | ||
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| //create our FooterAdapter which will manage the progress items | ||
| footerAdapter = new FooterAdapter<>(); | ||
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| //configure our fastAdapter | ||
| fastItemAdapter.withOnClickListener(new FastAdapter.OnClickListener<SampleItem>() { | ||
| @Override | ||
| public boolean onClick(View v, IAdapter<SampleItem> adapter, SampleItem item, int position) { | ||
| Toast.makeText(v.getContext(), (item).name.getText(v.getContext()), Toast.LENGTH_LONG).show(); | ||
| return false; | ||
| } | ||
| }); | ||
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| //configure the itemAdapter | ||
| fastItemAdapter.withFilterPredicate(new IItemAdapter.Predicate<SampleItem>() { | ||
| @Override | ||
| public boolean filter(SampleItem item, CharSequence constraint) { | ||
| //return true if we should filter it out | ||
| //return false to keep it | ||
| return !item.name.getText().toLowerCase().contains(constraint.toString().toLowerCase()); | ||
| } | ||
| }); | ||
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| fastItemAdapter.getItemAdapter().withItemFilterListener(this); | ||
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| //get our recyclerView and do basic setup | ||
| RecyclerView recyclerView = (RecyclerView) findViewById(R.id.rv); | ||
| LinearLayoutManager manager = new LinearLayoutManager(this); | ||
| recyclerView.setLayoutManager(manager); | ||
| recyclerView.setItemAnimator(new DefaultItemAnimator()); | ||
| recyclerView.setAdapter(footerAdapter.wrap(fastItemAdapter)); | ||
| recyclerView.addOnScrollListener(new EndlessRecyclerOnScrollListener(manager, 15) { | ||
| @Override | ||
| public void onLoadMore(final int currentPage) { | ||
| new Handler().postDelayed(new Runnable() { | ||
| @Override | ||
| public void run() { | ||
| footerAdapter.clear(); | ||
| footerAdapter.add(new ProgressItem()); | ||
| //simulate networking (2 seconds) | ||
| Handler handler = new Handler(); | ||
| handler.postDelayed(new Runnable() { | ||
| @Override | ||
| public void run() { | ||
| footerAdapter.clear(); | ||
| for (int i = 1; i < 16; i++) { | ||
| fastItemAdapter.add(fastItemAdapter.getAdapterItemCount(), new SampleItem().withName("Item " + i + " Page " + currentPage)); | ||
| } | ||
| } | ||
| }, 2000); | ||
| } | ||
| }, 10); | ||
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| } | ||
| }); | ||
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| //fill with some sample data (load the first page here) | ||
| List<SampleItem> items = new ArrayList<>(); | ||
| for (int i = 1; i < 16; i++) { | ||
| items.add(new SampleItem().withName("Item " + i + " Page " + 1)); | ||
| } | ||
| fastItemAdapter.add(items); | ||
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| //add drag and drop for item | ||
| touchCallback = new SimpleDragCallback(this); | ||
| touchHelper = new ItemTouchHelper(touchCallback); // Create ItemTouchHelper and pass with parameter the SimpleDragCallback | ||
| touchHelper.attachToRecyclerView(recyclerView); // Attach ItemTouchHelper to RecyclerView | ||
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| //restore selections (this has to be done after the items were added | ||
| fastItemAdapter.withSavedInstanceState(savedInstanceState); | ||
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| //set the back arrow in the toolbar | ||
| getSupportActionBar().setDisplayHomeAsUpEnabled(true); | ||
| getSupportActionBar().setHomeButtonEnabled(false); | ||
| } | ||
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| @Override | ||
| protected void onSaveInstanceState(Bundle outState) { | ||
| //add the values which need to be saved from the adapter to the bundel | ||
| outState = fastItemAdapter.saveInstanceState(outState); | ||
| super.onSaveInstanceState(outState); | ||
| } | ||
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| @Override | ||
| public boolean onOptionsItemSelected(MenuItem item) { | ||
| //handle the click on the back arrow click | ||
| switch (item.getItemId()) { | ||
| case android.R.id.home: | ||
| onBackPressed(); | ||
| return true; | ||
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| default: | ||
| return super.onOptionsItemSelected(item); | ||
| } | ||
| } | ||
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| @Override | ||
| public boolean onCreateOptionsMenu(Menu menu) { | ||
| // Inflate the menu items for use in the action bar | ||
| MenuInflater inflater = getMenuInflater(); | ||
| inflater.inflate(R.menu.search, menu); | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) { | ||
| final SearchView searchView = (SearchView) menu.findItem(R.id.search).getActionView(); | ||
| searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() { | ||
| @Override | ||
| public boolean onQueryTextSubmit(String s) { | ||
| touchCallback.setIsDragEnabled(false); | ||
| fastItemAdapter.filter(s); | ||
| return true; | ||
| } | ||
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| @Override | ||
| public boolean onQueryTextChange(String s) { | ||
| fastItemAdapter.filter(s); | ||
| touchCallback.setIsDragEnabled(TextUtils.isEmpty(s)); | ||
| return true; | ||
| } | ||
| }); | ||
| } else { | ||
| menu.findItem(R.id.search).setVisible(false); | ||
| } | ||
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| return super.onCreateOptionsMenu(menu); | ||
| } | ||
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| @Override | ||
| public boolean itemTouchOnMove(int oldPosition, int newPosition) { | ||
| Collections.swap(fastItemAdapter.getAdapterItems(), oldPosition, newPosition); // change position | ||
| fastItemAdapter.notifyAdapterItemMoved(oldPosition, newPosition); | ||
| return true; | ||
| } | ||
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| @Override | ||
| public void itemsFiltered() { | ||
| Toast.makeText(EndlessScrollListActivity.this, "filtered items count: " + fastItemAdapter.getItemCount(), Toast.LENGTH_SHORT).show(); | ||
| } | ||
| } |
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