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add indicator message for no bikes

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This commit is contained in:
ikarulus 2019-02-23 00:56:10 +01:00
parent 6d313522d4
commit d36acfa86e
2 changed files with 13 additions and 0 deletions
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6
app/src/main/java/com/example/hochi/nextcompanion/MainActivity.java
View file

@ -14,6 +14,7 @@ import android.view.MenuItem;
import android.widget.AdapterView; import android.widget.AdapterView;
import android.widget.ArrayAdapter; import android.widget.ArrayAdapter;
import android.widget.ListView; import android.widget.ListView;
import android.widget.TextView;
import org.json.JSONArray; import org.json.JSONArray;
import org.json.JSONException; import org.json.JSONException;
@ -136,6 +137,11 @@ public class MainActivity extends AppCompatActivity implements AsyncTaskCallback
android.R.layout.simple_list_item_1, list); android.R.layout.simple_list_item_1, list);
listview.setAdapter(adapter); listview.setAdapter(adapter);
//Print indicator if empty
TextView tv = findViewById(R.id.noBikes);
if(list.isEmpty()) tv.setVisibility(View.VISIBLE);
else tv.setVisibility(View.INVISIBLE);
try { try {
final JSONObject jObject = new JSONObject(response); final JSONObject jObject = new JSONObject(response);
final JSONArray bikesArray = jObject.getJSONArray("rentalCollection"); final JSONArray bikesArray = jObject.getJSONArray("rentalCollection");

7
app/src/main/res/layout/content_main.xml
View file

@ -7,6 +7,13 @@
app:layout_behavior="@string/appbar_scrolling_view_behavior" app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context=".MainActivity" tools:context=".MainActivity"
tools:showIn="@layout/activity_main"> tools:showIn="@layout/activity_main">
<TextView
android:id="@+id/noBikes"
android:gravity="center"
android:textSize="20sp"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="@string/indicator_no_bikes" />
<ListView xmlns:android="http://schemas.android.com/apk/res/android" <ListView xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/listview" android:id="@+id/listview"