bundles/org.simantics.ui/src/org/simantics/ui/workbench/editor/GraphEditorAdapterDescriptor.java

   1 package org.simantics.ui.workbench.editor;
   2
   3 import java.util.Collection;
   4
   5 import org.eclipse.jface.resource.ImageDescriptor;
   6 import org.eclipse.ui.PartInitException;
   7 import org.eclipse.ui.PlatformUI;
   8 import org.simantics.Simantics;
   9 import org.simantics.db.ReadGraph;
  10 import org.simantics.db.Resource;
  11 import org.simantics.db.common.request.PossibleIndexRoot;
  12 import org.simantics.db.common.request.ReadRequest;
  13 import org.simantics.db.exception.DatabaseException;
  14 import org.simantics.db.layer0.variable.RVI;
  15 import org.simantics.db.layer0.variable.Variable;
  16 import org.simantics.db.layer0.variable.Variables;
  17 import org.simantics.modeling.ModelingResources;
  18 import org.simantics.ui.utils.ResourceAdaptionUtils;
  19 import org.simantics.ui.workbench.ResourceEditorInput2;
  20 import org.simantics.utils.ui.workbench.WorkbenchUtils;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 public class GraphEditorAdapterDescriptor implements EditorAdapterDescriptor {
  25     private static final Logger LOGGER = LoggerFactory.getLogger(GraphEditorAdapterDescriptor.class);
  26
  27         private final String editorId;
  28         private final String label;
  29         private final ImageDescriptor imageDescriptor;
  30         private final Resource contribution;
  31         private final int priority;
  32
  33         public GraphEditorAdapterDescriptor(String editorId, String label, ImageDescriptor imageDescriptor, Resource contribution, int priority) {
  34                 this.editorId = editorId;
  35                 this.label = label;
  36                 this.imageDescriptor = imageDescriptor;
  37                 this.contribution = contribution;
  38                 this.priority = priority;
  39         }
  40
  41         @Override
  42         public String getId() {
  43                 return editorId;
  44         }
  45
  46         @Override
  47         public String getGroupId() {
  48                 return null;
  49         }
  50
  51         @Override
  52         public EditorAdapter getAdapter() {
  53
  54                 return new AbstractResourceEditorAdapter(editorId, null, priority) {
  55
  56                         @Override
  57                         public String getName() {
  58                                 return label;
  59                         }
  60
  61                         @Override
  62                         public ImageDescriptor getIcon() {
  63                                 return imageDescriptor;
  64                         }
  65
  66                         @Override
  67                         public int getPriority() {
  68                                 return priority;
  69                         }
  70
  71                         @Override
  72                         public boolean canHandle(ReadGraph graph, Resource input) throws DatabaseException {
  73
  74                                 ModelingResources MOD = ModelingResources.getInstance(graph);
  75                         Boolean result = Simantics.tryInvokeSCL(graph, contribution, MOD.EditorContribution_canHandle, input);
  76                         if(result == null) return false;
  77                         return result;
  78
  79                         }
  80
  81                         @Override
  82                         public void openEditor(Object input) throws Exception {
  83
  84                         Resource r = ResourceAdaptionUtils.toSingleResource(input);
  85
  86                         Simantics.getSession().asyncRequest(new ReadRequest() {
  87                             @Override
  88                             public void run(ReadGraph g) throws DatabaseException {
  89
  90                                 Variable variable = Variables.getVariable(g, r);
  91                                 final Resource model = g.syncRequest(new PossibleIndexRoot(r));
  92                                 final RVI rvi = variable.getPossibleRVI(g);
  93
  94                                 PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {
  95                                     @Override
  96                                     public void run() {
  97                                         try {
  98                                             WorkbenchUtils.openEditor(editorId, new ResourceEditorInput2(editorId, r, model, rvi));
  99                                         } catch (PartInitException e) {
 100                                             LOGGER.error("Failed to open the graph editor", e);
 101                                         }
 102                                     }
 103                                 });
 104                             }
 105                         });
 106                         }
 107
 108                 };
 109         }
 110
 111         @Override
 112         public Collection<String> getInContexts() {
 113                 return null;
 114         }
 115
 116         @Override
 117         public boolean isActive(Collection<?> activeContextIds) {
 118                 return true;
 119         }
 120
 121 }