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Impossible de définir la distribution à partir de l'URL dans le programme. MainActivity à MoviesActivity et plus loin mon programme va comme indiqué ci-dessous. Pouvez-vous me dire comment définir des images aussi. Je suis toujours en train d'apprendre.Webservice, impossible de définir la distribution dans le programme
Screenshot
public class Movies extends AppCompatActivity {
private ListView listView;
private ProgressDialog dialog;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_movies);
dialog = new ProgressDialog(this);
dialog.setIndeterminate(true);
dialog.setCancelable(false);
dialog.setMessage("Loading. Please wait...");
listView = (ListView)findViewById(R.id.lvMovies);
new JSONTask().execute("https://jsonparsingdemo-cec5b.firebaseapp.com/jsonData/moviesData.txt");
}
public class JSONTask extends AsyncTask<String,String,List<MovieModel>> {
@Override
protected void onPreExecute() {
super.onPreExecute();
dialog.show();
}
@Override
protected List<MovieModel> doInBackground(String... params) {
HttpURLConnection connection = null;
BufferedReader reader = null;
try {
URL url = new URL(params[0]);
connection = (HttpURLConnection) url.openConnection();
connection.connect();
InputStream stream = connection.getInputStream();
reader = new BufferedReader(new InputStreamReader(stream));
StringBuffer buffer = new StringBuffer();
String line ="";
while ((line = reader.readLine()) != null){
buffer.append(line);
}
String finalJson = buffer.toString();
JSONObject parentObject = new JSONObject(finalJson);
JSONArray parentArray = parentObject.getJSONArray("movies");
List<MovieModel> movieModelList = new ArrayList<>();
Gson gson = new Gson();
for(int i=0; i<parentArray.length(); i++) {
JSONObject finalObject = parentArray.getJSONObject(i);
MovieModel movieModel = gson.fromJson(finalObject.toString(), MovieModel.class);
movieModelList.add(movieModel);
}
return movieModelList;
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (JSONException e) {
e.printStackTrace();
} finally {
if (connection != null)
connection.disconnect();
try {
if (reader != null)
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return null;
}
@Override
protected void onPostExecute(List<MovieModel> result) {
super.onPostExecute(result);
dialog.dismiss();
MovieAdapter movieAdapter = new MovieAdapter(getApplicationContext(), R.layout.row, result);
listView.setAdapter(movieAdapter);
}
}
public class MovieAdapter extends ArrayAdapter{
private List<MovieModel> movieModelList;
private int resource;
private LayoutInflater inflater;
public MovieAdapter(@NonNull Context context, @LayoutRes int resource, @NonNull List<MovieModel> objects) {
super(context, resource, objects);
movieModelList = objects;
this.resource = resource;
inflater = (LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE);
}
@NonNull
@Override
public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
ViewHolder holder = null;
if (convertView == null){
holder = new ViewHolder();
convertView = inflater.inflate(resource,null);
holder.ivMovieIcon = (ImageView)convertView.findViewById(R.id.ivIcon);
holder.tvMovie = (TextView)convertView.findViewById(R.id.tvMovie);
holder.tvTagline = (TextView)convertView.findViewById(R.id.tvTagline);
holder.tvYear = (TextView)convertView.findViewById(R.id.tvYear);
holder.tvDuration = (TextView)convertView.findViewById(R.id.tvDuration);
holder.tvDirector = (TextView)convertView.findViewById(R.id.tvDirector);
holder.rbMovieRating = (RatingBar)convertView.findViewById(R.id.rbMovie);
holder.tvCast = (TextView)convertView.findViewById(R.id.tvCast);
holder.tvStory = (TextView)convertView.findViewById(R.id.tvStory);
convertView.setTag(holder);
}else {
holder = (ViewHolder) convertView.getTag();
}
holder.tvMovie.setText(movieModelList.get(position).getMovie());
holder.tvTagline.setText(movieModelList.get(position).getTagline());
holder.tvYear.setText("Year : " + movieModelList.get(position).getYear());
holder.tvDuration.setText("Duration : "+ movieModelList.get(position).getDirector());
holder.tvDirector.setText("Director : " +movieModelList.get(position).getDirector());
holder.rbMovieRating.setRating(movieModelList.get(position).getRating()/2);
StringBuffer stringBuffer = new StringBuffer();
for(MovieModel.Cast cast : movieModelList.get(position).getCastList()){
stringBuffer.append(cast.getName() + ", ");
}
holder.tvCast.setText("Cast : " + stringBuffer);
holder.tvStory.setText(movieModelList.get(position).getStory());
return convertView;
}
class ViewHolder{
private ImageView ivMovieIcon;
private TextView tvMovie;
private TextView tvTagline;
private TextView tvYear;
private TextView tvDuration;
private TextView tvDirector;
private RatingBar rbMovieRating;
private TextView tvCast;
private TextView tvStory;
}
}
}
public class MovieModel {
private String movie;
private int year;
private float rating;
private String duration;
private String director;
private String tagline;
@SerializedName("cast")
private List<Cast> castList;
private String image;
private String story;
public String getMovie() {
return movie;
}
public void setMovie(String movie) {
this.movie = movie;
}
public int getYear() {
return year;
}
public void setYear(int year) {
this.year = year;
}
public float getRating() {
return rating;
}
public void setRating(float rating) {
this.rating = rating;
}
public String getDuration() {
return duration;
}
public void setDuration(String duration) {
this.duration = duration;
}
public String getDirector() {
return director;
}
public void setDirector(String director) {
this.director = director;
}
public String getTagline() {
return tagline;
}
public void setTagline(String tagline) {
this.tagline = tagline;
}
public List<Cast> getCastList() {
return castList;
}
public void setCastList(List<Cast> castList) {
this.castList = castList;
}
public String getImage() {
return image;
}
public void setImage(String image) {
this.image = image;
}
public String getStory() {
return story;
}
public void setStory(String story) {
this.story = story;
}
public static class Cast {
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
}
XML
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="5dp">
<ImageView
android:id="@+id/ivIcon"
android:layout_width="120dp"
android:layout_height="160dp"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_alignParentTop="true"
app:srcCompat="@drawable/avengers" />
<TextView
android:id="@+id/tvMovie"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_marginLeft="10dp"
android:layout_marginStart="10dp"
android:layout_marginTop="8dp"
android:layout_toEndOf="@+id/ivIcon"
android:layout_toRightOf="@+id/ivIcon"
android:text="MovieName"
android:textSize="20sp"/>
<TextView
android:id="@+id/tvTagline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tvMovie"
android:layout_alignStart="@+id/tvMovie"
android:layout_below="@+id/tvMovie"
android:layout_marginTop="7dp"
android:text="Tag Line" />
<TextView
android:id="@+id/tvYear"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tvTagline"
android:layout_alignStart="@+id/tvTagline"
android:layout_below="@+id/tvTagline"
android:layout_marginTop="8dp"
android:text="Year" />
<TextView
android:id="@+id/tvDuration"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tvYear"
android:layout_alignStart="@+id/tvYear"
android:layout_below="@+id/tvYear"
android:layout_marginTop="10dp"
android:text="Duration" />
<TextView
android:id="@+id/tvDirector"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tvDuration"
android:layout_alignStart="@+id/tvDuration"
android:layout_below="@+id/tvDuration"
android:layout_marginTop="7dp"
android:text="Director" />
<RatingBar
android:id="@+id/rbMovie"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/ivIcon"
android:layout_centerHorizontal="true"
android:layout_marginTop="12dp"
android:stepSize="0.5" />
<TextView
android:id="@+id/tvCast"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Cast"
android:textSize="15sp"
android:layout_centerVertical="true"
android:layout_toLeftOf="@+id/rbMovie"
android:layout_toStartOf="@+id/rbMovie"
android:layout_marginRight="11dp"
android:layout_marginEnd="11dp" />
<TextView
android:id="@+id/tvStory"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="12dp"
android:text="Story"
android:layout_below="@+id/tvCast"
android:layout_alignLeft="@+id/tvCast"
android:layout_alignStart="@+id/tvCast" />
</RelativeLayout>
s'il vous plaît vérifier mes mises à jour –