Bug 339299 - [ModelTooling] Add scripting support

11 files changed, 266 insertions, 6 deletions

diff --git a/bundles/org.eclipse.e4.tools.emf.liveeditor/META-INF/MANIFEST.MF b/bundles/org.eclipse.e4.tools.emf.liveeditor/META-INF/MANIFEST.MF
index e4b46dae..c47a7ff2 100644
--- a/bundles/org.eclipse.e4.tools.emf.liveeditor/META-INF/MANIFEST.MF
+++ b/bundles/org.eclipse.e4.tools.emf.liveeditor/META-INF/MANIFEST.MF
@@ -17,7 +17,8 @@ Require-Bundle: javax.inject;bundle-version="1.0.0",
  org.eclipse.e4.core.contexts;bundle-version="0.9.0",
  org.eclipse.e4.core.di;bundle-version="0.9.0",
  org.eclipse.jface;bundle-version="3.6.0",
- org.eclipse.equinox.registry;bundle-version="3.5.0"
+ org.eclipse.equinox.registry;bundle-version="3.5.0",
+ org.mozilla.javascript;bundle-version="1.7.2"
 Bundle-Vendor: %Bundle-Vendor
 Service-Component: OSGI-INF/extensionlookup.xml
 Bundle-ActivationPolicy: lazy
diff --git a/bundles/org.eclipse.e4.tools.emf.liveeditor/plugin.xml b/bundles/org.eclipse.e4.tools.emf.liveeditor/plugin.xml
index 5e6b541b..27419445 100644
--- a/bundles/org.eclipse.e4.tools.emf.liveeditor/plugin.xml
+++ b/bundles/org.eclipse.e4.tools.emf.liveeditor/plugin.xml
@@ -9,5 +9,12 @@
             class="org.eclipse.e4.tools.emf.liveeditor.ModelProcessor">
       </processor>
    </extension>
+   <extension
+         point="org.eclipse.e4.tools.emf.ui.scripting">
+      <scripting
+            class="org.eclipse.e4.tools.emf.liveeditor.JavaScriptSupport"
+            label="JavaScript">
+      </scripting>
+   </extension>
 
 </plugin>
diff --git a/bundles/org.eclipse.e4.tools.emf.liveeditor/src/org/eclipse/e4/tools/emf/liveeditor/JavaScriptSupport.java b/bundles/org.eclipse.e4.tools.emf.liveeditor/src/org/eclipse/e4/tools/emf/liveeditor/JavaScriptSupport.java
new file mode 100644
index 00000000..70c23d42
--- /dev/null
+++ b/bundles/org.eclipse.e4.tools.emf.liveeditor/src/org/eclipse/e4/tools/emf/liveeditor/JavaScriptSupport.java
@@ -0,0 +1,70 @@
+/*******************************************************************************
+ * Copyright (c) 2011 BestSolution.at and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
+ ******************************************************************************/
+package org.eclipse.e4.tools.emf.liveeditor;
+
+import java.util.Map;
+
+import org.eclipse.e4.tools.emf.ui.common.IScriptingSupport;
+import org.eclipse.jface.dialogs.IDialogConstants;
+import org.eclipse.jface.dialogs.TitleAreaDialog;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Text;
+import org.mozilla.javascript.Context;
+import org.mozilla.javascript.Scriptable;
+import org.mozilla.javascript.ScriptableObject;
+
+public class JavaScriptSupport implements IScriptingSupport {
+	private String script;
+	
+	public void openEditor(Shell shell, final Object mainElement, final Map<String, Object> additionalData) {
+		TitleAreaDialog dialog = new TitleAreaDialog(shell) {
+			private Text scriptField;
+
+			@Override
+			protected Control createDialogArea(Composite parent) {
+				Composite container = (Composite) super.createDialogArea(parent);
+				getShell().setText("Execute JavaScript");
+				setTitle("Execute JavaScript");
+				setMessage("Enter some JavaScript and execute it");
+				scriptField = new Text(container, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
+				scriptField.setLayoutData(new GridData(GridData.FILL_BOTH));
+				return container;
+			}
+			
+			@Override
+			protected void okPressed() {
+				execute(mainElement, additionalData, scriptField.getText());
+			}
+			
+			@Override
+			protected Button createButton(Composite parent, int id,
+					String label, boolean defaultButton) {
+				return super.createButton(parent, id, id == IDialogConstants.OK_ID ? "Execute" : label, defaultButton);
+			}
+		};
+		
+		dialog.open();
+	}
+
+	private void execute(Object mainElement, Map<String, Object> additionalData, String script) {
+		Context cx = Context.enter();
+		Scriptable sc = cx.initStandardObjects();
+		
+		ScriptableObject.putProperty(sc, "mainObject", mainElement);
+		ScriptableObject.putProperty(sc, "additionalData", additionalData);
+		cx.evaluateString(sc, script, "<cmd>", 1, null);
+	}
+}
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/build.properties b/bundles/org.eclipse.e4.tools.emf.ui/build.properties
index b51da184..e0bc7106 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/build.properties
+++ b/bundles/org.eclipse.e4.tools.emf.ui/build.properties
@@ -5,8 +5,7 @@ bin.includes = .,\
                about.html,\
                plugin.xml,\
                css/,\
-               OSGI-INF/,\
-               OSGI-INF/resourceprovider.xml
+               OSGI-INF/
 output.. = bin/
 jars.compile.order = .
 source.. = src/
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/plugin.xml b/bundles/org.eclipse.e4.tools.emf.ui/plugin.xml
index b532b6c1..e01f13b9 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/plugin.xml
+++ b/bundles/org.eclipse.e4.tools.emf.ui/plugin.xml
@@ -2,6 +2,7 @@
 <?eclipse version="3.4"?>
 <plugin>
    <extension-point id="org.eclipse.e4.tools.emf.ui.editors" name="%extension-point.name" schema="schema/org.eclipse.e4.tools.emf.ui.editors.exsd"/>
+   <extension-point id="org.eclipse.e4.tools.emf.ui.scripting" name="Scripting" schema="schema/org.eclipse.e4.tools.emf.ui.scripting.exsd"/>
    <extension
          point="org.eclipse.e4.ui.css.swt.theme">
       <stylesheet
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/schema/org.eclipse.e4.tools.emf.ui.scripting.exsd b/bundles/org.eclipse.e4.tools.emf.ui/schema/org.eclipse.e4.tools.emf.ui.scripting.exsd
new file mode 100644
index 00000000..9d8b4e5a
--- /dev/null
+++ b/bundles/org.eclipse.e4.tools.emf.ui/schema/org.eclipse.e4.tools.emf.ui.scripting.exsd
@@ -0,0 +1,112 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Schema file written by PDE -->
+<schema targetNamespace="org.eclipse.e4.tools.emf.ui" xmlns="http://www.w3.org/2001/XMLSchema">
+<annotation>
+      <appinfo>
+         <meta.schema plugin="org.eclipse.e4.tools.emf.ui" id="org.eclipse.e4.tools.emf.ui.scripting" name="Scripting"/>
+      </appinfo>
+      <documentation>
+         [Enter description of this extension point.]
+      </documentation>
+   </annotation>
+
+   <element name="extension">
+      <annotation>
+         <appinfo>
+            <meta.element />
+         </appinfo>
+      </annotation>
+      <complexType>
+         <sequence>
+            <element ref="scripting" minOccurs="1" maxOccurs="unbounded"/>
+         </sequence>
+         <attribute name="point" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="id" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="name" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appinfo>
+                  <meta.attribute translatable="true"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <element name="scripting">
+      <complexType>
+         <attribute name="label" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appinfo>
+                  <meta.attribute translatable="true"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+         <attribute name="class" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appinfo>
+                  <meta.attribute kind="java" basedOn=":org.eclipse.e4.tools.emf.ui.common.IScriptingSupport"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="since"/>
+      </appinfo>
+      <documentation>
+         [Enter the first release in which this extension point appears.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="examples"/>
+      </appinfo>
+      <documentation>
+         [Enter extension point usage example here.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="apiinfo"/>
+      </appinfo>
+      <documentation>
+         [Enter API information here.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="implementation"/>
+      </appinfo>
+      <documentation>
+         [Enter information about supplied implementation of this extension point.]
+      </documentation>
+   </annotation>
+
+
+</schema>
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/common/IScriptingSupport.java b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/common/IScriptingSupport.java
new file mode 100644
index 00000000..ef2a0714
--- /dev/null
+++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/common/IScriptingSupport.java
@@ -0,0 +1,8 @@
+package org.eclipse.e4.tools.emf.ui.common;
+
+import java.util.Map;
+import org.eclipse.swt.widgets.Shell;
+
+public interface IScriptingSupport {
+	public void openEditor(Shell shell, Object scope, Map<String, Object> additionalData);
+}
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.java b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.java
index 7074aa2d..0dd425e4 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.java
+++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.java
@@ -599,5 +599,6 @@ public class Messages {
 
 	public String ObjectViewer_Tooltip_Value;
 	public String ObjectViewer_Tooltip_InjectionKey;
+	public String ObjectViewer_Script;
 
 }
\ No newline at end of file
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties
index cc70fd53..a26f112b 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties
+++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/Messages.properties
@@ -596,4 +596,5 @@ ExternalizeStringHandler_Dialog_DialogTitle=Externalize Strings
 ExternalizeStringHandler_Dialog_DialogMessage=Externalizing manifest files extracts translatable strings and stores them in a properties file for multi-language support.
 
 ObjectViewer_Tooltip_Value=Value
-ObjectViewer_Tooltip_InjectionKey=Injection key
\ No newline at end of file
+ObjectViewer_Tooltip_InjectionKey=Injection key
+ObjectViewer_Script=Execute Script
\ No newline at end of file
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/JavaAttribute.java b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/JavaAttribute.java
index 5a0c9a7e..b47d1e83 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/JavaAttribute.java
+++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/JavaAttribute.java
@@ -138,7 +138,7 @@ public class JavaAttribute {
 		return ""; //$NON-NLS-1$
 	}
 
-	private Object getFieldValue() {
+	public Object getFieldValue() {
 		try {
 			return field.get(object.getInstance());
 		} catch (IllegalArgumentException e) {
diff --git a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/ObjectViewer.java b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/ObjectViewer.java
index 970021db..100b7a73 100644
--- a/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/ObjectViewer.java
+++ b/bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/objectdata/ObjectViewer.java
@@ -2,9 +2,16 @@ package org.eclipse.e4.tools.emf.ui.internal.common.objectdata;
 
 import java.util.Collection;
 import java.util.Collections;
+import java.util.HashMap;
 import org.eclipse.core.databinding.observable.value.IObservableValue;
 import org.eclipse.core.databinding.observable.value.IValueChangeListener;
 import org.eclipse.core.databinding.observable.value.ValueChangeEvent;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IExtensionPoint;
+import org.eclipse.core.runtime.IExtensionRegistry;
+import org.eclipse.core.runtime.RegistryFactory;
+import org.eclipse.e4.tools.emf.ui.common.IScriptingSupport;
 import org.eclipse.e4.tools.emf.ui.internal.Messages;
 import org.eclipse.e4.tools.emf.ui.internal.ResourceProvider;
 import org.eclipse.e4.tools.emf.ui.internal.common.ModelEditor;
@@ -12,8 +19,13 @@ import org.eclipse.e4.tools.services.IResourcePool;
 import org.eclipse.emf.databinding.EMFProperties;
 import org.eclipse.emf.databinding.IEMFValueProperty;
 import org.eclipse.emf.ecore.EStructuralFeature;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IMenuListener;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.action.MenuManager;
 import org.eclipse.jface.viewers.ColumnViewer;
 import org.eclipse.jface.viewers.ColumnViewerToolTipSupport;
+import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITreeContentProvider;
 import org.eclipse.jface.viewers.StyledCellLabelProvider;
 import org.eclipse.jface.viewers.StyledString;
@@ -30,7 +42,7 @@ import org.eclipse.swt.widgets.Event;
 import org.eclipse.swt.widgets.Label;
 
 public class ObjectViewer {
-	public TreeViewer createViewer(Composite parent, EStructuralFeature feature, IObservableValue master, IResourcePool resourcePool, Messages messages) {
+	public TreeViewer createViewer(Composite parent, EStructuralFeature feature, IObservableValue master, IResourcePool resourcePool, final Messages messages) {
 		final TreeViewer viewer = new TreeViewer(parent);
 		viewer.setContentProvider(new ContentProviderImpl());
 		viewer.setLabelProvider(new LabelProviderImpl(resourcePool));
@@ -48,6 +60,54 @@ public class ObjectViewer {
 				}
 			}
 		});
+
+		IExtensionRegistry registry = RegistryFactory.getRegistry();
+		IExtensionPoint extPoint = registry.getExtensionPoint("org.eclipse.e4.tools.emf.ui.scripting"); //$NON-NLS-1$
+		final IConfigurationElement[] elements = extPoint.getConfigurationElements();
+
+		if (elements.length > 0) {
+			final MenuManager mgr = new MenuManager();
+			mgr.setRemoveAllWhenShown(true);
+			mgr.addMenuListener(new IMenuListener() {
+
+				public void menuAboutToShow(IMenuManager manager) {
+					if (viewer.getSelection().isEmpty()) {
+						return;
+					}
+
+					MenuManager scriptExecute = new MenuManager(messages.ObjectViewer_Script);
+					mgr.add(scriptExecute);
+					for (IConfigurationElement e : elements) {
+						final IConfigurationElement le = e;
+						scriptExecute.add(new Action(e.getAttribute("label")) { //$NON-NLS-1$
+							@Override
+							public void run() {
+								try {
+									IScriptingSupport support = (IScriptingSupport) le.createExecutableExtension("class"); //$NON-NLS-1$
+									Object o = ((IStructuredSelection) viewer.getSelection()).getFirstElement();
+									Object mainObject = null;
+									if (o instanceof JavaObject) {
+										mainObject = ((JavaObject) o).getInstance();
+									} else if (o instanceof JavaAttribute) {
+										mainObject = ((JavaAttribute) o).getFieldValue();
+									}
+
+									if (mainObject != null) {
+										support.openEditor(viewer.getControl().getShell(), mainObject, new HashMap<String, Object>());
+									}
+								} catch (CoreException e) {
+									// TODO Auto-generated catch block
+									e.printStackTrace();
+								}
+							}
+						});
+					}
+				}
+			});
+
+			viewer.getControl().setMenu(mgr.createContextMenu(viewer.getControl()));
+		}
+
 		new TooltipSupportImpl(viewer, ToolTip.NO_RECREATE, false, resourcePool, messages);
 		return viewer;
 	}