Bug 121084 [jar packager] Next and Finish buttons are disabled if project is selected by keyboard
Next button is not enabled if keyboard is use to select file. How to reproduce : 1. in a Java project, in Package Explorer make JRE System Library the current item 2. From keyboard select alt-f,o (export wizard) 3. On select pane, press Enter 4. On second pane, (the Finish and Next buttons are disabled), select a project using arrow key and space to select projet. --> Finish and Next buttons are still disabled... Workaround : - Use mouse to select project in second pane.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/jarpackager/JarPackageWizardPage.java
} catch (JavaModelException e) {
					continue;
				}
				if (cpEntry.getEntryKind() == IClasspathEntry.CPE_LIBRARY) {
					return true;
				}
			} else {
				return true;
			}
		}
		if (getErrorMessage() != null)
			setErrorMessage(null);
		return false;
	}
	/**
	 * Creates a file resource handle for the file with the given workspace path.
	 * This method does not create the file resource; this is the responsibility
	 * of <code>createFile</code>.
	 *
	 * @param filePath the path of the file resource to create a handle for
	 * @return the new file resource handle
	 */
	protected IFile createFileHandle(IPath filePath) {
		if (filePath.isValidPath(filePath.toString()) && filePath.segmentCount() >= 2)
			return ResourcesPlugin.getWorkspace().getRoot().getFile(filePath);
		else
			return null;
	}
	/**
	 * Set the current input focus to self's destination entry field