bundles/org.simantics.views.swt.client/src/org/simantics/views/swt/client/impl/SWTBrowser.java

   1 package org.simantics.views.swt.client.impl;\r
   2 \r
   3 import org.eclipse.jface.layout.GridDataFactory;\r
   4 import org.eclipse.jface.layout.GridLayoutFactory;\r
   5 import org.eclipse.swt.browser.Browser;\r
   6 import org.eclipse.swt.widgets.Composite;\r
   7 import org.simantics.db.layer0.variable.Variable;\r
   8 import org.simantics.utils.datastructures.map.Tuple;\r
   9 import org.simantics.views.swt.client.base.SingleSWTViewNode;\r
  10 \r
  11 public class SWTBrowser extends SingleSWTViewNode<Browser> {\r
  12         \r
  13         private static final long serialVersionUID = -2704760050046054447L;\r
  14         \r
  15         public String                   document;\r
  16         public Variable                                 variable;\r
  17 \r
  18         private Tuple                    lastAppliedParametrization;\r
  19 \r
  20         @Override\r
  21         public void reset() {\r
  22                 super.reset();\r
  23                 lastAppliedParametrization = null;\r
  24         }\r
  25         \r
  26         @Override\r
  27         public void createControls(Composite parent) {\r
  28 \r
  29                 GridDataFactory.fillDefaults().grab(true, true).applyTo(parent);\r
  30                 GridLayoutFactory.fillDefaults().applyTo(parent);\r
  31 \r
  32                 control = new Browser(parent, style);\r
  33                 GridDataFactory.fillDefaults().grab(true, true).applyTo(control);\r
  34 \r
  35                 setProperties();\r
  36 \r
  37         }\r
  38 \r
  39         public void synchronizeVariable(Variable variable) {\r
  40                 \r
  41         }\r
  42 \r
  43         public void synchronizeDocument(final String document) {\r
  44                 \r
  45                 if(document != null) {\r
  46                         \r
  47                         final Variable variable = SWTBrowser.this.variable;\r
  48                         if (variable == null) {\r
  49                                 return;\r
  50                         }\r
  51 \r
  52                         Tuple checkParam = new Tuple(document, variable);\r
  53                         if (checkParam.equals(lastAppliedParametrization))\r
  54                                 return;\r
  55                         \r
  56                         lastAppliedParametrization = checkParam;\r
  57                                 \r
  58                         final Browser control = this.control;\r
  59                         if (control == null)\r
  60                                 return;\r
  61                         control.setText(document);\r
  62                         \r
  63                 }\r
  64         }\r
  65 \r
  66 }\r