Android/app/src/main/java/com/moiseum/wolnelektury/view/news/zoom/ZoomActivity.java

   1 package com.moiseum.wolnelektury.view.news.zoom;
   2
   3 import android.content.Context;
   4 import android.os.Bundle;
   5
   6 import com.moiseum.wolnelektury.R;
   7 import com.moiseum.wolnelektury.base.AbstractActivity;
   8 import com.moiseum.wolnelektury.base.AbstractIntent;
   9
  10 import java.util.ArrayList;
  11
  12 /**
  13  * Created by Piotr Ostrowski on 07.08.2018.
  14  */
  15 public class ZoomActivity extends AbstractActivity {
  16
  17         private static final String PHOTOS_URL_KEY = "PhotoUrls";
  18         private static final String POSITION_KEY = "PositionKey";
  19         private static final String ZOOM_FRAGMENT_TAG = "ZoomFragmentTag";
  20
  21         public static class ZoomIntent extends AbstractIntent {
  22                 public ZoomIntent(ArrayList<String> photoUrls, int position, Context context) {
  23                         super(context, ZoomActivity.class);
  24                         putExtra(PHOTOS_URL_KEY, photoUrls);
  25                         putExtra(POSITION_KEY, position);
  26                 }
  27         }
  28
  29         @Override
  30         public int getLayoutResourceId() {
  31                 return R.layout.activity_blank;
  32         }
  33
  34         @Override
  35         public void prepareView(Bundle savedInstanceState) {
  36                 if (!getIntent().hasExtra(PHOTOS_URL_KEY) || !getIntent().hasExtra(POSITION_KEY)) {
  37                         throw new IllegalStateException("Activity intent is missing news extras.");
  38                 }
  39
  40                 ArrayList<String> photoUrls = getIntent().getStringArrayListExtra(PHOTOS_URL_KEY);
  41                 int position = getIntent().getIntExtra(POSITION_KEY, 0);
  42                 ZoomFragment zoomFragment = (ZoomFragment) getSupportFragmentManager().findFragmentByTag(ZOOM_FRAGMENT_TAG);
  43                 if (zoomFragment == null) {
  44                         zoomFragment = ZoomFragment.newInstance(photoUrls, position);
  45                         getSupportFragmentManager().beginTransaction().add(R.id.flContainer, zoomFragment, ZOOM_FRAGMENT_TAG).commit();
  46                 }
  47         }
  48 }