From 1be79a2ed53c79376c5e4e72da0ddeabe62f22a3 Mon Sep 17 00:00:00 2001
From: lempinen <lempinen@ac1ea38d-2e2b-0410-8846-a27921b304fc>
Date: Thu, 6 Jun 2013 07:58:43 +0000
Subject: [PATCH] SensitivityAnalysisExperimentTab displays information of the
 first parameter when the view is initialized (fixes #4309)

git-svn-id: https://www.simantics.org/svn/simantics/sysdyn/trunk@27510 ac1ea38d-2e2b-0410-8846-a27921b304fc
---
 .../SensitivityAnalysisExperimentTab.java     | 53 +++++++++++++++++--
 1 file changed, 50 insertions(+), 3 deletions(-)

diff --git a/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/SensitivityAnalysisExperimentTab.java b/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/SensitivityAnalysisExperimentTab.java
index 68ae677c..2dcfc4ca 100644
--- a/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/SensitivityAnalysisExperimentTab.java
+++ b/org.simantics.sysdyn.ui/src/org/simantics/sysdyn/ui/properties/SensitivityAnalysisExperimentTab.java
@@ -5,12 +5,14 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 
+import org.eclipse.core.runtime.IAdaptable;
 import org.eclipse.jface.layout.GridDataFactory;
 import org.eclipse.jface.layout.GridLayoutFactory;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.jface.resource.LocalResourceManager;
 import org.eclipse.jface.viewers.ISelectionProvider;
 import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.ScrolledComposite;
 import org.eclipse.swt.events.DisposeEvent;
@@ -19,10 +21,19 @@ import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Event;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Listener;
 import org.eclipse.swt.widgets.Tree;
+import org.eclipse.swt.widgets.TreeItem;
 import org.eclipse.ui.IWorkbenchSite;
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.Column;
+import org.simantics.browsing.ui.Column.Align;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.common.ColumnKeys;
+import org.simantics.browsing.ui.common.NodeContextBuilder.MapNodeContext;
 import org.simantics.browsing.ui.swt.SingleSelectionInputSource;
 import org.simantics.browsing.ui.swt.widgets.Button;
 import org.simantics.browsing.ui.swt.widgets.GraphExplorerComposite;
@@ -130,20 +141,56 @@ public class SensitivityAnalysisExperimentTab extends LabelPropertyTabContributo
 
         // (Ontology-based) GraphExplorer displaying range axis and variables mapped to those axis
         explorer = new AxisAndVariablesExplorerComposite(ArrayMap.keys(
-                "displaySelectors", "displayFilter").values(false, false), site, content, support, SWT.FULL_SELECTION | SWT.BORDER | SWT.SINGLE);
+                "displaySelectors", "displayFilter", "treeView").values(false, false, true), site, content, support, SWT.FULL_SELECTION | SWT.BORDER | SWT.SINGLE);
+        
         explorer.setBrowseContexts(SysdynResource.URIs.SensitivityAnalysisExperiment_ParameterBrowseContext);
         explorer.setInputSource(new SingleSelectionInputSource(
                 Resource.class));
         explorer.getExplorer().setAutoExpandLevel(2); // Expand everything in the beginning
+        explorer.setColumns( new Column[] { new Column(ColumnKeys.SINGLE, Align.LEFT, 0, "", true) });
         explorer.finish();
-
+        
+        
         ((Tree)explorer.getExplorerControl()).addSelectionListener(new SelectionAdapter() {
             public void widgetSelected(SelectionEvent e) {
                 updateSelection(context);
             }
         });
-        
 
+        /* Listener for displaying information of the first parameter during view initialization
+         * The view does not have focus, so normal selection listener mechanisms do not work. 
+         * Need to do it the hard way. 
+         */ 
+        Listener listener = new Listener() {
+
+            boolean flag = false;
+            @Override
+            public void handleEvent(Event event) {
+                switch (event.type) {
+                    case SWT.Activate:
+                    case SWT.Show:
+                    case SWT.Paint:
+                    {
+                        if(!flag && ((Tree) event.widget).getItems().length > 0) {
+                            flag = true;
+                            TreeItem item = ((Tree) event.widget).getItems()[0];
+                            IAdaptable adaptable = (IAdaptable) item.getData();
+                            MapNodeContext nc = (MapNodeContext) adaptable.getAdapter(NodeContext.class);
+                            parameterSupport.fireInput(context, new StructuredSelection(nc.getConstant(BuiltinKeys.INPUT)));
+                            propertyContainer.setContent(content);
+                            Point size = content.computeSize(SWT.DEFAULT, SWT.DEFAULT);
+                            propertyContainer.setMinSize(size);
+                        }
+                    }
+                }
+            }
+        };
+
+        Tree tree = explorer.getExplorerControl();
+        tree.addListener(SWT.Activate, listener);
+        tree.addListener(SWT.Show, listener);
+        tree.addListener(SWT.Paint,listener);
+        /* End listener for displaying information for first parameter during view initialization*/
         
         explorer.addDisposeListener(new DisposeListener() {
             
-- 
2.47.1