view external project files in debugger mode

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / PHPSourceViewerConfiguration.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPSourceViewerConfiguration.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPSourceViewerConfiguration.java
index 360da1e..7406714 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPSourceViewerConfiguration.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPSourceViewerConfiguration.java
@@ -59,6 +59,7 @@ import org.eclipse.jface.text.source.ISourceViewer;
 import org.eclipse.jface.text.source.SourceViewerConfiguration;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IEditorInput;
 import org.eclipse.ui.IFileEditorInput;
 
 /**
@@ -417,11 +418,14 @@ public class PHPSourceViewerConfiguration extends SourceViewerConfiguration {
    * Method declared on SourceViewerConfiguration
    */
   public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {
-    try {
-      IFile f = ((IFileEditorInput) fEditor.getEditorInput()).getFile();
-      return new PHPTextHover(f.getProject());
-    } catch (NullPointerException e) {
-      // this exception occurs, if getTextHover is called by preference pages !
+    IEditorInput editorInput = fEditor.getEditorInput();
+    if (editorInput instanceof IFileEditorInput) {
+      try {
+        IFile f = ((IFileEditorInput) editorInput).getFile();
+        return new PHPTextHover(f.getProject());
+      } catch (NullPointerException e) {
+        // this exception occurs, if getTextHover is called by preference pages !
+      }
     }
     return new PHPTextHover(null);
   }