bundles/org.simantics.document.swt.core/src/org/simantics/document/swt/core/base/HasWidgetsWidgetManager.java

   1 package org.simantics.document.swt.core.base;
   2
   3
   4 import java.util.TreeMap;
   5
   6 import org.eclipse.swt.widgets.Composite;
   7 import org.eclipse.swt.widgets.Control;
   8 import org.simantics.document.server.JSONObject;
   9 import org.simantics.document.server.client.WidgetData;
  10 import org.simantics.document.swt.core.SWTDocument;
  11
  12 public abstract class HasWidgetsWidgetManager<W extends Composite> extends PropertyWidgetManager<WidgetContainer> {
  13
  14         class Container extends WidgetContainer {
  15
  16                 @SuppressWarnings("unchecked")
  17                 @Override
  18                 protected void doUpdateProperties(SWTDocument document, Control control, JSONObject object) {
  19                         HasWidgetsWidgetManager.this.doUpdateProperties(document, (W)control, object);
  20                 }
  21
  22                 @Override
  23                 protected Control doCreateControl(SWTDocument document, Composite parent, JSONObject object) {
  24                         if(parent.isDisposed()) {
  25                                 new Exception().printStackTrace();
  26                                 return null;
  27                         }
  28                         return HasWidgetsWidgetManager.this.doCreateControl(document, parent, object);
  29                 }
  30
  31         }
  32
  33         @Override
  34         public WidgetContainer createWidget(JSONObject object) {
  35                 return new Container();
  36         }
  37
  38         @SuppressWarnings("unchecked")
  39         @Override
  40         public void updateChildren(SWTDocument document, JSONObject object, WidgetContainer widget, TreeMap<String, WidgetData> childMap) {
  41
  42                 for(WidgetData c : childMap.values()) {
  43                         WidgetContainer con = (WidgetContainer)c.widget;
  44                         con.getOrCreateControl(document, c.object);
  45                 }
  46
  47         }
  48
  49         @Override
  50         public void updateProperties(SWTDocument document, JSONObject object, WidgetContainer widget) {
  51                 widget.updateProperties(document, object);
  52         }
  53
  54         abstract protected void doUpdateProperties(SWTDocument document, W control, JSONObject object);
  55         abstract protected W doCreateControl(SWTDocument document, Composite parent, JSONObject object);
  56
  57 }