1 files changed, 66 insertions, 0 deletions

diff --git a/bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/internal/Position.java b/bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/internal/Position.java
new file mode 100644
index 00000000000..36d33357cc5
--- /dev/null
+++ b/bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/internal/Position.java
@@ -0,0 +1,66 @@
+/*******************************************************************************
+ * Copyright (c) 2010, 2013 IBM Corporation 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:
+ *     René Brandstetter - Bug 411821 - [QuickAccess] Contribute SearchField
+ *                                      through a fragment or other means
+ ******************************************************************************/
+
+package org.eclipse.e4.ui.model.internal;
+
+/**
+ * All the possible positioning values which can be used to contribute
+ * elements into the wanted place of a list.
+ * 
+ * @author René Brandstetter
+ */
+public enum Position {
+  /** Add an element to the end of a list (absolute positioning). */
+  LAST("last"),
+
+  /** Add an element at the beginning of a list (absolute positioning). */
+  FIRST("first"),
+
+  /** Add an element before another named element (relative positioning). */
+  BEFORE("before:"),
+
+  /** Add an element after a named element (relative positioning). */
+  AFTER("after:"),
+
+  /** Add an element at a specific index (absolute positioning). */
+  INDEX("index:");
+
+  /** The prefix of the enum which is used in the positioning string. */
+  final String prefix;
+
+  private Position(String prefix) {
+    assert prefix != null : "Prefix required!";
+    this.prefix = prefix;
+  }
+
+  /**
+   * Find the {@link Position} enum value used in the given positioning
+   * string.
+   * 
+   * @param positionInfo
+   *          the positioning string (can be <code>null</code>, which would
+   *          result in <code>null</code>)
+   * @return the {@link Position} which is mentioned in the positioning
+   *         string, or <code>null</code> if none can be found
+   */
+  public static final Position find(String positionInfo) {
+    if (positionInfo == null || positionInfo.length() <= 0)
+      return null;
+
+    for (Position position : Position.values()) {
+      if (positionInfo.startsWith(position.prefix))
+        return position;
+    }
+
+    return null;
+  }
+}
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