implement Pull to refresh

This commit is contained in:
tibbi 2016-07-13 22:51:38 +02:00
parent 97e0d3301f
commit 9c40031300
2 changed files with 29 additions and 8 deletions

View File

@ -5,6 +5,7 @@ import android.content.Intent;
import android.net.Uri; import android.net.Uri;
import android.os.Bundle; import android.os.Bundle;
import android.support.annotation.Nullable; import android.support.annotation.Nullable;
import android.support.v4.widget.SwipeRefreshLayout;
import android.view.LayoutInflater; import android.view.LayoutInflater;
import android.view.View; import android.view.View;
import android.view.ViewGroup; import android.view.ViewGroup;
@ -27,8 +28,10 @@ import java.util.List;
import butterknife.BindView; import butterknife.BindView;
import butterknife.ButterKnife; import butterknife.ButterKnife;
public class ItemsFragment extends android.support.v4.app.Fragment implements AdapterView.OnItemClickListener { public class ItemsFragment extends android.support.v4.app.Fragment
implements AdapterView.OnItemClickListener, SwipeRefreshLayout.OnRefreshListener {
@BindView(R.id.items_list) ListView mListView; @BindView(R.id.items_list) ListView mListView;
@BindView(R.id.items_swipe_refresh) SwipeRefreshLayout mSwipeRefreshLayout;
private List<FileDirItem> mItems; private List<FileDirItem> mItems;
private ItemInteractionListener mListener; private ItemInteractionListener mListener;
@ -46,7 +49,9 @@ public class ItemsFragment extends android.support.v4.app.Fragment implements Ad
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState); super.onViewCreated(view, savedInstanceState);
mShowHidden = Config.newInstance(getContext()).getShowHidden(); mShowHidden = Config.newInstance(getContext()).getShowHidden();
mItems = new ArrayList<>();
fillItems(); fillItems();
mSwipeRefreshLayout.setOnRefreshListener(this);
} }
@Override @Override
@ -60,8 +65,13 @@ public class ItemsFragment extends android.support.v4.app.Fragment implements Ad
private void fillItems() { private void fillItems() {
final String path = getArguments().getString(Constants.PATH); final String path = getArguments().getString(Constants.PATH);
mItems = getItems(path); final List<FileDirItem> newItems = getItems(path);
Collections.sort(mItems); Collections.sort(newItems);
if (mItems != null && newItems.toString().equals(mItems.toString())) {
return;
}
mItems = newItems;
final ItemsAdapter adapter = new ItemsAdapter(getContext(), mItems); final ItemsAdapter adapter = new ItemsAdapter(getContext(), mItems);
mListView.setAdapter(adapter); mListView.setAdapter(adapter);
@ -108,6 +118,12 @@ public class ItemsFragment extends android.support.v4.app.Fragment implements Ad
} }
} }
@Override
public void onRefresh() {
fillItems();
mSwipeRefreshLayout.setRefreshing(false);
}
public interface ItemInteractionListener { public interface ItemInteractionListener {
void itemClicked(String path); void itemClicked(String path);
} }

View File

@ -5,11 +5,16 @@
android:layout_width="match_parent" android:layout_width="match_parent"
android:layout_height="match_parent"> android:layout_height="match_parent">
<android.support.v4.widget.SwipeRefreshLayout
android:id="@+id/items_swipe_refresh"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<ListView <ListView
android:id="@+id/items_list" android:id="@+id/items_list"
android:layout_width="match_parent" android:layout_width="match_parent"
android:layout_height="wrap_content" android:layout_height="wrap_content"
android:clipToPadding="false" android:clipToPadding="false"
android:paddingLeft="@dimen/activity_margin"/> android:paddingLeft="@dimen/activity_margin"/>
</android.support.v4.widget.SwipeRefreshLayout>
</RelativeLayout> </RelativeLayout>