X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.selectionview%2Fsrc%2Forg%2Fsimantics%2Fselectionview%2FStandardSelectionProcessor.java;fp=bundles%2Forg.simantics.selectionview%2Fsrc%2Forg%2Fsimantics%2Fselectionview%2FStandardSelectionProcessor.java;h=7b5cdf98c007972495c948de0a5fe46284ab72e2;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.selectionview/src/org/simantics/selectionview/StandardSelectionProcessor.java b/bundles/org.simantics.selectionview/src/org/simantics/selectionview/StandardSelectionProcessor.java
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+++ b/bundles/org.simantics.selectionview/src/org/simantics/selectionview/StandardSelectionProcessor.java
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+package org.simantics.selectionview;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.simantics.Logger;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.PossibleIndexRoot;
+import org.simantics.db.common.utils.Functions;
+import org.simantics.db.common.utils.NameUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.SelectionHints;
+import org.simantics.db.layer0.adapter.Instances;
+import org.simantics.db.layer0.request.VariableIndexRoot;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.layer0.Layer0;
+import org.simantics.ui.selection.WorkbenchSelectionUtils;
+import org.simantics.utils.ui.ISelectionUtils;
+
+public class StandardSelectionProcessor implements SelectionProcessor<Object, ReadGraph> {
+
+	private static Resource getIndexRoot(ReadGraph graph, Object selection) throws DatabaseException {
+		
+		Variable variable = WorkbenchSelectionUtils.getPossibleVariable(graph, selection);
+		if (variable != null) {
+			return graph.sync(new VariableIndexRoot(variable));
+		}
+		
+		variable = ISelectionUtils.filterSingleSelection(selection, Variable.class);
+		if (variable != null) {
+			return graph.sync(new VariableIndexRoot(variable));
+		}
+		
+		Resource indexRoot = ISelectionUtils.getSinglePossibleKey(selection, SelectionHints.KEY_MODEL, Resource.class, false);
+		if (indexRoot == null) {
+			Resource r = ISelectionUtils.getSinglePossibleKey(selection, SelectionHints.KEY_MAIN, Resource.class);
+			if (r != null)
+			    indexRoot = graph.sync(new PossibleIndexRoot(r));
+		}
+
+		return indexRoot != null && graph.isInstanceOf(indexRoot, Layer0.getInstance(graph).IndexRoot) ? indexRoot : null;
+	}
+
+	@Override
+	public Collection<?> process(Object selection, ReadGraph graph) {
+		return processStatic(selection, graph);
+	}
+	
+	public static Collection<?> processStatic(Object selection, ReadGraph graph) {
+		
+		try {
+			
+			SelectionViewResources SEL = SelectionViewResources.getInstance(graph);
+			Instances contributionFinder = graph.adapt(SEL.TabContribution, Instances.class);
+			Instances transformationFinder = graph.adapt(SEL.SelectionTransformation, Instances.class);
+			
+			ArrayList<TabContribution<?>> contributions = new ArrayList<TabContribution<?>>();
+			
+			Resource index = getIndexRoot(graph, selection);
+			if(index != null) {
+			
+				for(Resource r : contributionFinder.find(graph, index)) {
+					TabContribution<?> contribution = graph.adapt(r, TabContribution.class);
+					contributions.add(contribution);
+					if(DebugPolicy.DEBUG) System.err.println("-contribution " + graph.getURI(r));
+				}
+
+				ArrayList<Resource> transforms = new ArrayList<Resource>();
+				transforms.addAll(transformationFinder.find(graph, index));
+				if(DebugPolicy.DEBUG) {
+					for(Resource r : transforms)
+						System.err.println("-transform " + NameUtils.getSafeLabel(graph, r));
+				}
+				
+				HashSet<Object> inputs = new HashSet<Object>();
+				HashSet<Object> newInputs = new HashSet<Object>();
+				inputs.add(selection);
+				boolean changed = true;
+				while(changed) {
+					for(Resource tr : transforms) {
+						for(Object input : inputs) {
+							try {
+								Object newInput = Functions.exec(graph, tr, graph, input);
+								if(newInput != null)
+									newInputs.add(newInput);
+							} catch (DatabaseException e) {
+							}
+						}
+					}
+					changed = inputs.addAll(newInputs);
+					newInputs.clear();
+				}
+				
+
+				if(DebugPolicy.DEBUG) {
+					for(Object o : inputs)
+						System.err.println("-input " + inputName(graph, o));
+				}
+
+				Set<ComparableTabContributor> result = new HashSet<ComparableTabContributor>();
+				for(TabContribution c : contributions) {
+					for(Object input : inputs) {
+						try {
+							if(DebugPolicy.DEBUG) {
+								System.err.println("contribution: " + c);
+								System.err.println("->input: " + input);
+								System.err.println("->input name: " + inputName(graph, input));
+							}
+							if (c.accept(graph, input))
+								c.contribute(graph, input, result);
+						} catch (ClassCastException e) {
+							Logger.defaultLogError(e);
+						} catch (Exception e) {
+							Logger.defaultLogError(e);
+						}
+					}
+				}
+				
+				if(DebugPolicy.DEBUG) {
+					System.err.println("result: " + result);
+				}
+				
+				return result;
+			
+			}
+			
+		
+		} catch (DatabaseException e) {
+			
+			e.printStackTrace();
+			
+		}
+        
+		return Collections.emptyList();
+		
+	}
+	
+	private static String inputName(ReadGraph graph, Object o) throws DatabaseException {
+		if(o instanceof Resource) {
+			return "Resource: " + NameUtils.getURIOrSafeNameInternal(graph, (Resource)o);
+		} else if(o instanceof Variable) {
+			return "Variable: " + ((Variable)o).getURI(graph) + " " + NameUtils.getSafeLabel(graph, (Resource)((Variable)o).getPossiblePropertyValue(graph, Variables.TYPE));
+        } else if(o instanceof SelectionInput) {
+            return "SelectionInput: " + o.toString();
+		} else {
+			return "Object(" + o.getClass().getSimpleName() + "): " + o.toString();
+		}
+	}
+
+}