Bug 304584 - [Tooling] Implement Workbench-Model-Tooling

* add support for autogenerating the elementId
* make it configurable through perferences

2 files changed, 82 insertions, 0 deletions

diff --git a/bundles/org.eclipse.e4.tools.emf.editor3x/plugin.xml b/bundles/org.eclipse.e4.tools.emf.editor3x/plugin.xml
index e232671b..389ebccf 100644
--- a/bundles/org.eclipse.e4.tools.emf.editor3x/plugin.xml
+++ b/bundles/org.eclipse.e4.tools.emf.editor3x/plugin.xml
@@ -24,5 +24,13 @@
             class="org.eclipse.e4.tools.emf.editor3x.extension.AddonContributionEditor">
       </contributionClassCreator>
    </extension>
+   <extension
+         point="org.eclipse.ui.preferencePages">
+      <page
+            class="org.eclipse.e4.tools.emf.editor3x.ModelEditorPreferencePage"
+            id="org.eclipse.e4.tools.emf.editor3x.modeleditor"
+            name="Model Editor">
+      </page>
+   </extension>
 
 </plugin>
diff --git a/bundles/org.eclipse.e4.tools.emf.editor3x/src/org/eclipse/e4/tools/emf/editor3x/ModelEditorPreferencePage.java b/bundles/org.eclipse.e4.tools.emf.editor3x/src/org/eclipse/e4/tools/emf/editor3x/ModelEditorPreferencePage.java
new file mode 100644
index 00000000..22c0eb0d
--- /dev/null
+++ b/bundles/org.eclipse.e4.tools.emf.editor3x/src/org/eclipse/e4/tools/emf/editor3x/ModelEditorPreferencePage.java
@@ -0,0 +1,74 @@
+package org.eclipse.e4.tools.emf.editor3x;
+
+import org.eclipse.core.runtime.preferences.IEclipsePreferences;
+import org.eclipse.core.runtime.preferences.InstanceScope;
+import org.eclipse.jface.preference.PreferencePage;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.ui.IWorkbench;
+import org.eclipse.ui.IWorkbenchPreferencePage;
+import org.osgi.service.prefs.BackingStoreException;
+
+public class ModelEditorPreferencePage extends PreferencePage implements
+		IWorkbenchPreferencePage {
+	private boolean autoCreateElementId;
+	private IEclipsePreferences node;
+	
+	public ModelEditorPreferencePage() {
+	}
+
+	public ModelEditorPreferencePage(String title) {
+		super(title);
+	}
+
+	public ModelEditorPreferencePage(String title, ImageDescriptor image) {
+		super(title, image);
+	}
+
+	public void init(IWorkbench workbench) {
+		node = new InstanceScope().getNode("org.eclipse.e4.tools.emf.ui");
+		autoCreateElementId = node.getBoolean("autoCreateElementId", false);
+	}
+
+	@Override
+	protected Control createContents(Composite parent) {
+		Composite result= new Composite(parent, SWT.NONE);
+		result.setLayout(new GridLayout(2,false));
+		
+		Label l = new Label(result, SWT.NONE);
+		l.setText("Autogenerate Element-Id");
+		final Button b = new Button(result, SWT.CHECK);
+		b.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				autoCreateElementId = b.getSelection();
+			}
+		});
+		
+		return result;
+	}
+	
+	@Override
+	public boolean performOk() {
+		node.putBoolean("autoCreateElementId", autoCreateElementId);
+		try {
+			node.flush();
+		} catch (BackingStoreException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		return super.performOk();
+	}
+
+	@Override
+	public void dispose() {
+		super.dispose();
+	}
+}