Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.selectionview / src / org / simantics / selectionview / AbstractVariableTabContribution.java

diff --git a/bundles/org.simantics.selectionview/src/org/simantics/selectionview/AbstractVariableTabContribution.java b/bundles/org.simantics.selectionview/src/org/simantics/selectionview/AbstractVariableTabContribution.java
new file mode 100644 (file)
index 0000000..d51c1cb
--- /dev/null
+++ b/bundles/org.simantics.selectionview/src/org/simantics/selectionview/AbstractVariableTabContribution.java
@@ -0,0 +1,94 @@
+package org.simantics.selectionview;\r
+\r
+import java.util.Collection;\r
+\r
+import org.simantics.Simantics;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.utils.Functions;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.variable.Variable;\r
+import org.simantics.db.layer0.variable.Variables;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.scl.runtime.function.Function;\r
+import org.simantics.ui.selection.WorkbenchSelectionUtils;\r
+\r
+abstract public class AbstractVariableTabContribution implements TabContribution<Object> {\r
+\r
+       final private String uri;\r
+       final protected Resource configuration;\r
+\r
+       public AbstractVariableTabContribution(ReadGraph graph, Resource configuration) throws DatabaseException {\r
+               this.configuration = configuration;\r
+               this.uri = graph.getURI(configuration);\r
+       }\r
+\r
+       public abstract void getContributors(ReadGraph graph, Variable variable, Integer priority, String label, Collection<ComparableTabContributor> result) throws DatabaseException;\r
+\r
+       @Override\r
+       public boolean accept(ReadGraph graph, Object input) throws DatabaseException {\r
+               return true;\r
+       }\r
+\r
+       public boolean accept(ReadGraph graph, Variable variable, Object selection) throws DatabaseException {\r
+\r
+               if(selection instanceof SelectionInput) {\r
+               \r
+                       SelectionViewResources SEL = SelectionViewResources.getInstance(graph);\r
+                       for(Resource r : graph.getObjects(configuration, SEL.AbstractVariableTabContribution_HasTest)) {\r
+                               Boolean pass = Functions.exec(graph, r, graph, (SelectionInput)selection);\r
+                               if(!pass) return false;\r
+                       }\r
+               \r
+                       Variable configurationVariable = Variables.getVariable(graph, configuration);\r
+                       Function f = configurationVariable.getPossiblePropertyValue(graph, SEL.AbstractVariableTabContribution_testFunction);\r
+                       if(f != null) {\r
+                               Boolean pass = Simantics.<Boolean>applySCLRead(graph, f, variable);\r
+                               if(!pass) return false;\r
+                       }\r
+                       \r
+               } else {\r
+                       \r
+                       return false;\r
+                       \r
+               }\r
+               \r
+               return true;\r
+               \r
+       }\r
+       \r
+       final private Variable getPossibleVariable(ReadGraph graph, Object selection) throws DatabaseException {\r
+               if(selection instanceof SelectionInput) {\r
+                       SelectionInput si = (SelectionInput)selection;\r
+                       if(si.getElements().size() == 1) {\r
+                               return WorkbenchSelectionUtils.getPossibleVariable(graph, si.getElements().iterator().next());\r
+                       }\r
+               }\r
+               return null;\r
+       } \r
+       \r
+       @Override\r
+       final public void contribute(ReadGraph graph, final Object selection, Collection<ComparableTabContributor> result) throws DatabaseException {\r
+               \r
+               Variable variable = getPossibleVariable(graph, selection);\r
+               if(variable == null) return;\r
+\r
+               Layer0 L0 = Layer0.getInstance(graph);\r
+               SelectionViewResources SEL = SelectionViewResources.getInstance(graph);\r
+\r
+               Integer priority = graph.getPossibleRelatedValue(configuration, SEL.AbstractVariableTabContribution_HasPriority, Bindings.INTEGER);\r
+               String label = graph.getPossibleRelatedValue(configuration, L0.HasLabel);\r
+               \r
+               if(!accept(graph, variable, selection)) return;\r
+\r
+               getContributors(graph, variable, priority, label, result);              \r
+\r
+       }\r
+       \r
+       @Override\r
+       public String toString() {\r
+               return "AbstractVariableTabContribution[" + uri + "]";\r
+       }\r
+\r
+}\r