1 files changed, 226 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.examples.client.offline/src/org/eclipse/emf/cdo/examples/client/offline/nodes/NodeManagerDialog.java b/plugins/org.eclipse.emf.cdo.examples.client.offline/src/org/eclipse/emf/cdo/examples/client/offline/nodes/NodeManagerDialog.java
new file mode 100644
index 0000000000..c6477cf6ed
--- /dev/null
+++ b/plugins/org.eclipse.emf.cdo.examples.client.offline/src/org/eclipse/emf/cdo/examples/client/offline/nodes/NodeManagerDialog.java
@@ -0,0 +1,226 @@
+/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) 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:
+ *    Eike Stepper - initial API and implementation
+ */
+package org.eclipse.emf.cdo.examples.client.offline.nodes;
+
+import org.eclipse.emf.cdo.examples.client.offline.Application;
+
+import org.eclipse.net4j.util.ui.views.ContainerItemProvider;
+import org.eclipse.net4j.util.ui.views.ItemProvider;
+
+import org.eclipse.jface.dialogs.IDialogConstants;
+import org.eclipse.jface.dialogs.TitleAreaDialog;
+import org.eclipse.jface.viewers.DoubleClickEvent;
+import org.eclipse.jface.viewers.IDoubleClickListener;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.custom.SashForm;
+import org.eclipse.swt.custom.StackLayout;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.wb.swt.ResourceManager;
+
+import java.util.Properties;
+
+/**
+ * @author Eike Stepper
+ */
+public class NodeManagerDialog extends TitleAreaDialog
+{
+  public static final int TYPE = 0;
+
+  public static final int NODE = 1;
+
+  private final NodeManager nodeManager;
+
+  private IElement currentElement;
+
+  private TreeViewer treeViewer;
+
+  private Composite details;
+
+  private StackLayout detailsStack;
+
+  private boolean updatingDetails;
+
+  public NodeManagerDialog(Shell parentShell, NodeManager nodeManager)
+  {
+    super(parentShell);
+    this.nodeManager = nodeManager;
+    setHelpAvailable(false);
+    setShellStyle(SWT.CLOSE | SWT.RESIZE | SWT.APPLICATION_MODAL);
+  }
+
+  public NodeManager getNodeManager()
+  {
+    return nodeManager;
+  }
+
+  public Node getCurrentNode()
+  {
+    if (currentElement instanceof Node)
+    {
+      return (Node)currentElement;
+    }
+
+    return null;
+  }
+
+  @Override
+  protected void configureShell(Shell newShell)
+  {
+    super.configureShell(newShell);
+    newShell.setText(Application.TITLE);
+  }
+
+  @Override
+  protected Control createDialogArea(Composite parent)
+  {
+    ItemProvider<NodeManager> itemProvider = new ContainerItemProvider<NodeManager>()
+    {
+      @Override
+      public Image getImage(Object obj)
+      {
+        return ((IElement)obj).getImage();
+      }
+    };
+
+    setTitle("Node Manager");
+    setTitleImage(ResourceManager.getPluginImage(Application.PLUGIN_ID, "icons/NodeManager.gif"));
+    setMessage("Select an existing node or create a new one.");
+
+    Composite area = (Composite)super.createDialogArea(parent);
+    SashForm container = new SashForm(area, SWT.NONE);
+    container.setLayoutData(new GridData(GridData.FILL_BOTH));
+
+    Composite composite = new Composite(container, SWT.NONE);
+    composite.setLayout(new GridLayout(1, false));
+
+    treeViewer = new TreeViewer(composite, SWT.BORDER);
+    treeViewer.setLabelProvider(itemProvider);
+    treeViewer.setContentProvider(itemProvider);
+    treeViewer.addSelectionChangedListener(new ISelectionChangedListener()
+    {
+      public void selectionChanged(SelectionChangedEvent event)
+      {
+        setCurrentElement();
+      }
+    });
+
+    treeViewer.addDoubleClickListener(new IDoubleClickListener()
+    {
+      public void doubleClick(DoubleClickEvent event)
+      {
+        if (getCurrentNode() != null)
+        {
+          close();
+        }
+      }
+    });
+
+    Tree tree = treeViewer.getTree();
+    tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
+
+    details = new Composite(container, SWT.NONE);
+    detailsStack = new StackLayout();
+    details.setLayout(detailsStack);
+
+    for (NodeType nodeType : nodeManager.getElements())
+    {
+      nodeType.createUI(this, TYPE);
+      nodeType.createUI(this, NODE);
+    }
+
+    treeViewer.setInput(nodeManager);
+    treeViewer.expandAll();
+    container.setWeights(new int[] { 1, 1 });
+    return area;
+  }
+
+  public Composite getDetails()
+  {
+    return details;
+  }
+
+  @Override
+  protected void createButtonsForButtonBar(Composite parent)
+  {
+    createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
+    createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
+  }
+
+  @Override
+  protected Point getInitialSize()
+  {
+    return new Point(500, 500);
+  }
+
+  private void setCurrentElement()
+  {
+    if (treeViewer != null)
+    {
+      IStructuredSelection selection = (IStructuredSelection)treeViewer.getSelection();
+      currentElement = (IElement)selection.getFirstElement();
+    }
+
+    getButton(IDialogConstants.OK_ID).setEnabled(getCurrentNode() != null);
+    if (currentElement != null)
+    {
+      Control control = currentElement.getDetailsControl();
+      detailsStack.topControl = control;
+
+      try
+      {
+        updatingDetails = true;
+        currentElement.showSettings();
+      }
+      finally
+      {
+        updatingDetails = false;
+      }
+    }
+    else
+    {
+      detailsStack.topControl = null;
+    }
+
+    details.layout();
+  }
+
+  public void onModify(NodeType.Property property, String value)
+  {
+    Properties settings = currentElement.getSettings();
+    String name = property.getName();
+    settings.setProperty(name, value);
+  }
+
+  public void onCreate(NodeType nodeType)
+  {
+    nodeManager.createNode(nodeType);
+  }
+
+  public void onDelete(NodeType nodeType)
+  {
+  }
+
+  public boolean isUpdatingDetails()
+  {
+    return updatingDetails;
+  }
+}