[359656] [Dawn] Provide collaborative extension for Graphiti editors

https://bugs.eclipse.org/bugs/show_bug.cgi?id=359656

1 files changed, 19 insertions, 0 deletions

diff --git a/plugins/org.eclipse.emf.cdo.dawn/src/org/eclipse/emf/cdo/dawn/helper/DawnEditorHelper.java b/plugins/org.eclipse.emf.cdo.dawn/src/org/eclipse/emf/cdo/dawn/helper/DawnEditorHelper.java
index 47ca1945c4..3c668db182 100644
--- a/plugins/org.eclipse.emf.cdo.dawn/src/org/eclipse/emf/cdo/dawn/helper/DawnEditorHelper.java
+++ b/plugins/org.eclipse.emf.cdo.dawn/src/org/eclipse/emf/cdo/dawn/helper/DawnEditorHelper.java
@@ -18,6 +18,8 @@ import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.PlatformUI;
 
 /**
+ * TODO move this one to the dawn.util bundle
+ * 
  * @author Martin Fluegge
  */
 public class DawnEditorHelper
@@ -42,4 +44,21 @@ public class DawnEditorHelper
     }
     return editor;
   }
+
+  /**
+   * This method tries to retrieve a Display. First it tries to get the current display. If this fails it will return
+   * the default display.
+   * 
+   * @return the current display, if not null. If the current Display is null then the default Display.
+   * @since 2.0
+   */
+  public static Display getDisplay()
+  {
+    Display display = Display.getCurrent();
+    if (display == null)
+    {
+      display = Display.getDefault();
+    }
+    return display;
+  }
 }