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diff --git a/propertysheet/src/org/eclipse/wb/internal/core/model/property/editor/AbstractComboBoxPropertyEditor.java b/propertysheet/src/org/eclipse/wb/internal/core/model/property/editor/AbstractComboBoxPropertyEditor.java
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+++ b/propertysheet/src/org/eclipse/wb/internal/core/model/property/editor/AbstractComboBoxPropertyEditor.java
@@ -0,0 +1,156 @@
+/*******************************************************************************
+ * Copyright (c) 2011 Google, Inc.
+ * 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:
+ *    Google, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.wb.internal.core.model.property.editor;
+
+import org.eclipse.wb.core.controls.CCombo3;
+import org.eclipse.wb.core.controls.CComboBox;
+import org.eclipse.wb.internal.core.model.property.Property;
+import org.eclipse.wb.internal.core.model.property.table.PropertyTable;
+import org.eclipse.wb.internal.core.utils.execution.ExecutionUtils;
+import org.eclipse.wb.internal.core.utils.execution.RunnableEx;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.FocusAdapter;
+import org.eclipse.swt.events.FocusEvent;
+import org.eclipse.swt.events.KeyAdapter;
+import org.eclipse.swt.events.KeyEvent;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+
+/**
+ * The {@link PropertyEditor} for selecting single value using {@link CComboBox}. This editor has
+ * in-line search-feature and is more suitable (vs {@link AbstractComboPropertyEditor}) for
+ * properties with large lists of value items.
+ * 
+ * @author sablin_aa
+ * @author scheglov_ke
+ * @coverage core.model.property.editor
+ */
+public abstract class AbstractComboBoxPropertyEditor extends TextDisplayPropertyEditor {
+  ////////////////////////////////////////////////////////////////////////////
+  //
+  // Editing
+  //
+  ////////////////////////////////////////////////////////////////////////////
+  private CComboBox m_combo;
+  private String m_dropDelayedText;
+
+  @Override
+  public final boolean activate(final PropertyTable propertyTable,
+      final Property property,
+      Point location) throws Exception {
+    m_combo = new CComboBox(propertyTable, SWT.NONE);
+    // initialize
+    addItems(property, m_combo);
+    selectItem(property, m_combo);
+    // install listeners
+    m_combo.addKeyListener(new KeyAdapter() {
+      @Override
+      public void keyPressed(KeyEvent e) {
+        handleKeyPressed(propertyTable, property, e);
+      }
+    });
+    m_combo.addFocusListener(new FocusAdapter() {
+      @Override
+      public void focusLost(FocusEvent e) {
+        propertyTable.deactivateEditor(true);
+      }
+    });
+    m_combo.addSelectionListener(new SelectionAdapter() {
+      @Override
+      public void widgetSelected(SelectionEvent e) {
+        propertyTable.deactivateEditor(true);
+      }
+    });
+    m_combo.setFocus();
+    // schedule showing drop-down, because we don't have bounds yet
+    ExecutionUtils.runAsync(new RunnableEx() {
+      public void run() throws Exception {
+        m_combo.comboDropDown(true);
+        if (m_dropDelayedText != null) {
+          m_combo.setEditText(m_dropDelayedText);
+          m_combo.setEditSelection(m_dropDelayedText.length(), m_dropDelayedText.length());
+          m_dropDelayedText = null;
+        }
+      }
+    });
+    // keep editor active
+    return true;
+  }
+
+  private void handleKeyPressed(PropertyTable propertyTable, Property property, KeyEvent e) {
+    if (e.keyCode == SWT.ESC) {
+      propertyTable.deactivateEditor(false);
+    } else if (e.keyCode == SWT.ARROW_UP || e.keyCode == SWT.ARROW_DOWN) {
+      e.doit = false;
+      propertyTable.deactivateEditor(true);
+      propertyTable.navigate(e);
+    }
+  }
+
+  @Override
+  public final void deactivate(PropertyTable propertyTable, Property property, boolean save) {
+    if (save) {
+      toProperty(propertyTable, property);
+    }
+    if (m_combo != null) {
+      m_combo.dispose();
+      m_combo = null;
+    }
+  }
+
+  private void toProperty(PropertyTable propertyTable, Property property) {
+    try {
+      toPropertyEx(property, m_combo);
+    } catch (Throwable e) {
+      propertyTable.handleException(e);
+    }
+  }
+
+  @Override
+  public void setBounds(Rectangle bounds) {
+    m_combo.setBounds(bounds);
+  }
+
+  @Override
+  public void keyDown(PropertyTable propertyTable, Property property, KeyEvent event)
+      throws Exception {
+    boolean withAlt = (event.stateMask & SWT.ALT) != 0;
+    boolean withCtrl = (event.stateMask & SWT.CTRL) != 0;
+    if (event.character > 0x20 && !(withAlt || withCtrl)) {
+      propertyTable.activateEditor(property, null);
+      m_dropDelayedText = "" + event.character;
+    }
+  }
+
+  ////////////////////////////////////////////////////////////////////////////
+  //
+  // Abstract methods
+  //
+  ////////////////////////////////////////////////////////////////////////////
+  /**
+   * Adds items to given {@link CComboBox}.
+   */
+  protected abstract void addItems(Property property, CComboBox combo) throws Exception;
+
+  /**
+   * Selects current item in given {@link CCombo3}.
+   */
+  protected void selectItem(Property property, CComboBox combo) throws Exception {
+  }
+
+  /**
+   * Transfers data from widget to {@link Property}.
+   */
+  protected abstract void toPropertyEx(Property property, CComboBox combo) throws Exception;
+}