bundles/org.simantics.document.swt.core/src/org/simantics/document/swt/core/widget/CommandEventWidget.java

   1 package org.simantics.document.swt.core.widget;
   2
   3 import java.util.List;
   4 import java.util.TreeMap;
   5
   6 import org.simantics.document.server.IEventCommand;
   7 import org.simantics.document.server.JSONObject;
   8 import org.simantics.document.server.bean.DataDefinition;
   9 import org.simantics.document.server.client.WidgetData;
  10 import org.simantics.document.server.client.WidgetManager;
  11 import org.simantics.document.server.handler.AbstractEventHandler;
  12 import org.simantics.document.server.io.CommandContext;
  13 import org.simantics.document.server.io.CommandContextImpl;
  14 import org.simantics.document.server.io.CommandContextMutable;
  15 import org.simantics.document.server.io.ICommand;
  16 import org.simantics.document.swt.core.SWTDocument;
  17 import org.simantics.document.swt.core.base.PostEventCommand;
  18 import org.simantics.document.swt.core.base.PropertyWidgetManager;
  19
  20 public class CommandEventWidget  extends PropertyWidgetManager<Object> {
  21
  22     @Override
  23     public Object createWidget(JSONObject object) {
  24         return null;
  25     }
  26
  27     @Override
  28     public void updateProperties(SWTDocument document, JSONObject object, Object widget) {
  29         // No properties
  30     }
  31
  32     @Override
  33     public void updateChildren(SWTDocument document, JSONObject object, Object widget,
  34             TreeMap<String, WidgetData> childMap) {
  35         // No children
  36     }
  37
  38     @Override
  39     public IEventCommand eventCommand(SWTDocument document, JSONObject object, Object component, ICommand command, CommandContext p) {
  40         if("event".equals(command.getCommand())) {
  41             List<DataDefinition> dataDefinitions = object.getJSONField("dataDefinitions");
  42             CommandContextMutable context = new CommandContextImpl();
  43             context.merge(p);
  44             for(DataDefinition dd : dataDefinitions) {
  45                 WidgetData wd = document.getWidgetData().get(dd.getElementId());
  46                 if(wd != null && wd.object != null) {
  47                     @SuppressWarnings("rawtypes")
  48                     WidgetManager manager = document.getManager(wd.object);
  49                     if(manager != null) {
  50                         @SuppressWarnings("unchecked")
  51                         String result = manager.getProperty(document, wd.object, wd.widget, dd.getProperty());
  52                         context.putValue(dd.getTarget(), result);
  53                     }
  54                 }
  55             }
  56             AbstractEventHandler handler = object.getJSONField("SCLFunction");
  57             return new PostEventCommand(document, handler, context);
  58         } else {
  59             return null;
  60         }
  61     }
  62
  63 }