AbstractDataPart.java

   1 package org.argeo.cms.ux.widgets;
   2
   3 import java.util.IdentityHashMap;
   4 import java.util.function.Consumer;
   5
   6 public abstract class AbstractDataPart<INPUT, TYPE> implements DataPart<INPUT, TYPE> {
   7         private Consumer<TYPE> onSelected;
   8         private Consumer<TYPE> onAction;
   9
  10         private IdentityHashMap<DataView<INPUT, TYPE>, Object> views = new IdentityHashMap<>();
  11
  12         private INPUT data;
  13
  14         @Override
  15         public void setInput(INPUT data) {
  16                 this.data = data;
  17                 refresh();
  18         }
  19
  20         @Override
  21         public INPUT getInput() {
  22                 return data;
  23         }
  24
  25         @Override
  26         public void onSelected(Consumer<TYPE> onSelected) {
  27                 this.onSelected = onSelected;
  28         }
  29
  30         @Override
  31         public void onAction(Consumer<TYPE> onAction) {
  32                 this.onAction = onAction;
  33         }
  34
  35         public Consumer<TYPE> getOnSelected() {
  36                 return onSelected;
  37         }
  38
  39         public Consumer<TYPE> getOnAction() {
  40                 return onAction;
  41         }
  42
  43         @Override
  44         public void refresh() {
  45                 for (DataView<INPUT, TYPE> view : views.keySet()) {
  46                         view.refresh();
  47                 }
  48         }
  49
  50         protected void notifyItemCountChange() {
  51                 for (DataView<INPUT, TYPE> view : views.keySet()) {
  52                         view.notifyItemCountChange();
  53                 }
  54         }
  55
  56         @Override
  57         public void addView(DataView<INPUT, TYPE> view) {
  58                 views.put(view, new Object());
  59         }
  60
  61         @Override
  62         public void removeView(DataView<INPUT, TYPE> view) {
  63                 views.remove(view);
  64         }
  65 }