Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.swt.core / src / org / simantics / document / swt / core / scl / SCL.java

diff --git a/bundles/org.simantics.document.swt.core/src/org/simantics/document/swt/core/scl/SCL.java b/bundles/org.simantics.document.swt.core/src/org/simantics/document/swt/core/scl/SCL.java
new file mode 100644 (file)
index 0000000..f8732ae
--- /dev/null
+++ b/bundles/org.simantics.document.swt.core/src/org/simantics/document/swt/core/scl/SCL.java
@@ -0,0 +1,108 @@
+package org.simantics.document.swt.core.scl;\r
+\r
+import java.util.List;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.request.WriteRequest;\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.document.server.handler.AbstractEventHandler;\r
+import org.simantics.document.server.handler.EventHandler;\r
+import org.simantics.document.server.handler.WriteEventHandler;\r
+import org.simantics.document.server.io.CommandContext;\r
+import org.simantics.document.server.io.CommandResult;\r
+import org.simantics.document.server.serverResponse.ServerResponse;\r
+import org.simantics.document.swt.core.SWTViews;\r
+import org.simantics.scl.runtime.SCLContext;\r
+import org.simantics.scl.runtime.function.Function1;\r
+import org.simantics.scl.runtime.reporting.SCLReportingHandler;\r
+import org.simantics.scl.runtime.tuple.Tuple0;\r
+import org.simantics.ui.selection.WorkbenchSelectionElement;\r
+import org.simantics.ui.selection.WorkbenchSelectionUtils;\r
+\r
+public class SCL {\r
+    \r
+    public static final String SCL_VALUE_PROPERTY = "sclValueProperty";\r
+    \r
+    public static EventHandler eventHandler(final Function1<Object, Object> fn) {\r
+       return new EventHandler() {\r
+                       \r
+                       @Override\r
+                       protected ServerResponse handle(ReadGraph graph, CommandContext parameters) throws DatabaseException {\r
+\r
+                           final SCLReportingHandler printer = (SCLReportingHandler)SCLContext.getCurrent().get(SCLReportingHandler.REPORTING_HANDLER); \r
+                               graph.async(new WriteRequest() {\r
+                                       \r
+                                       @Override\r
+                                       public void perform(WriteGraph graph) throws DatabaseException {\r
+                                           SCLContext sclContext = SCLContext.getCurrent();\r
+                                           Object oldPrinter = sclContext.put(SCLReportingHandler.REPORTING_HANDLER, printer);\r
+                                               Object oldGraph = sclContext.put("graph", graph);\r
+                                               fn.apply(Tuple0.INSTANCE);\r
+                                               sclContext.put(SCLReportingHandler.REPORTING_HANDLER, oldPrinter);\r
+                                               sclContext.put("graph", oldGraph);\r
+                                       }\r
+                                       \r
+                               });\r
+                               \r
+                               return null;\r
+                               \r
+                       }\r
+                       \r
+               };\r
+    }\r
+    \r
+    public static String getURI(ReadGraph graph, Variable variable) throws DatabaseException {\r
+        return variable.getURI(graph);\r
+    }\r
+    \r
+    public static String propertyDisplayValue(ReadGraph graph, Variable variable, String property) throws DatabaseException {\r
+        Variable var = variable.getProperty(graph, property);\r
+        Variable var2 = var.getProperty(graph, Variables.DISPLAY_VALUE);\r
+        return var2.getValue(graph);\r
+    }\r
+    \r
+    public static AbstractEventHandler propertyValueSetter(ReadGraph graph, Variable variable, String property) throws DatabaseException {\r
+        String uri = variable.getURI(graph);\r
+        return new ValueSetter(uri, property);\r
+    }\r
+    \r
+    public static String propertyGetter(ReadGraph graph, Variable variable) throws DatabaseException {\r
+        String value = variable.getPossiblePropertyValue(graph, SCL_VALUE_PROPERTY);\r
+        return value;\r
+    }\r
+    \r
+    static class ValueSetter extends WriteEventHandler {\r
+        \r
+        private String varUri;\r
+        private String property;\r
+        \r
+        public ValueSetter(String varUri, String property) {\r
+            this.varUri = varUri;\r
+            this.property = property;\r
+        }\r
+        \r
+        @Override\r
+        protected CommandResult handle(WriteGraph graph, CommandContext parameters) throws DatabaseException {\r
+            Variable variable = Variables.getVariable(graph, varUri);\r
+            Variable var = variable.getPossibleProperty(graph, property);\r
+            Variable var2 = var.getPossibleProperty(graph, Variables.DISPLAY_VALUE);\r
+            var2.setValue(graph, parameters.getString("text"), Bindings.STRING);\r
+            return null;\r
+        }\r
+    };\r
+\r
+    @SuppressWarnings("unchecked")\r
+    public static List<WorkbenchSelectionElement> decodeWSES(String key) {\r
+        return (List<WorkbenchSelectionElement>)SWTViews.decode(key);\r
+    }\r
+    \r
+    public static Resource wseResource(ReadGraph graph, WorkbenchSelectionElement wse) throws DatabaseException {\r
+        return WorkbenchSelectionUtils.getPossibleResource(wse);\r
+    }\r
+\r
+}\r