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  1. @Override
  2. public View onCreateView(LayoutInflater inflater, ViewGroup container,
  3.                          Bundle savedInstanceState) {
  4.     // Inflate the layout for this fragment
  5.     setHasOptionsMenu(true);
  6.     View view = inflater.inflate(R.layout.fragment_residuos, container, false);
  7.     final GridView gridview = view.findViewById(R.id.grid_elements);
  8.     adapter = new ResiduosAdapter(this.activity);
  9.     gridview.setAdapter(adapter);
  10.     // creo un objeto listener
  11.     AdapterView.OnItemClickListener listener = new AdapterView.OnItemClickListener() {
  12.  
  13.         @Override
  14.         public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
  15.             Toast.makeText(getContext().getApplicationContext(),
  16.                     "Click ListItem Number " + i, Toast.LENGTH_LONG)
  17.                     .show();
  18.         }
  19.     };
  20.     // asigno el objeto listener al gridview
  21.     gridview.setOnItemClickListener(listener);
  22.     return view;
  23. }
  24.    
  25. <RelativeLayout xmlns:p1="http://schemas.android.com/apk/res/android"
  26.     p1:minWidth="25px"
  27.     p1:minHeight="25px"
  28.     p1:layout_width="match_parent"
  29.     p1:layout_height="match_parent"
  30.     p1:id="@+id/relativeLayout1"
  31.     p1:padding="10dp">
  32.  
  33.     <GridView
  34.         p1:id="@+id/grid_elements"
  35.         p1:layout_width="match_parent"
  36.         p1:layout_height="match_parent"
  37.         p1:choiceMode="multipleChoice"
  38.         p1:clickable="false"
  39.         p1:drawSelectorOnTop="true"
  40.         p1:horizontalSpacing="2dp"
  41.         p1:minHeight="25px"
  42.         p1:minWidth="25px"
  43.         p1:numColumns="3"
  44.         p1:verticalSpacing="2dp" />
  45. </RelativeLayout>
  46.    
  47. <?xml version="1.0" encoding="utf-8"?>
  48. <RelativeLayout xmlns:p1="http://schemas.android.com/apk/res/android"
  49.     xmlns:tools="http://schemas.android.com/tools"
  50.     p1:id="@+id/relativeLayout1"
  51.     p1:layout_width="match_parent"
  52.     p1:layout_height="match_parent"
  53.     p1:background="@color/primary_material_light"
  54.     p1:focusable="false"
  55.     p1:focusableInTouchMode="false"
  56.     p1:minHeight="25px"
  57.     p1:minWidth="25px">
  58.  
  59.     <ImageView
  60.         p1:id="@+id/elements_img"
  61.         p1:layout_width="match_parent"
  62.         p1:layout_height="match_parent"
  63.         p1:layout_marginLeft="8dp"
  64.         p1:layout_marginTop="8dp"
  65.         p1:focusable="false"
  66.         p1:focusableInTouchMode="false"
  67.         p1:src="@drawable/envases_plasticos" />
  68.  
  69.     <TextView
  70.         p1:id="@+id/elements_name"
  71.         p1:layout_width="wrap_content"
  72.         p1:layout_height="wrap_content"
  73.         p1:layout_below="@+id/elements_img"
  74.         p1:layout_marginLeft="10dp"
  75.         p1:layout_marginTop="5dp"
  76.         p1:focusable="false"
  77.         p1:focusableInTouchMode="false"
  78.         p1:text="     "
  79.         p1:textColor="@color/primary_dark_material_dark"
  80.         p1:textSize="@dimen/abc_edit_text_inset_top_material" />
  81.  
  82.     <CheckBox
  83.         p1:id="@+id/elements_check"
  84.         p1:layout_width="wrap_content"
  85.         p1:layout_height="wrap_content"
  86.         p1:layout_alignRight="@id/elements_img"
  87.         p1:focusable="false"
  88.         p1:focusableInTouchMode="false" />
  89. </RelativeLayout>
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