Bug 5571 JAR Packager: Reveal first checked project
If the list of projects in the JAR Packager is long it is possible that the shown projects are not checked even though there are checked projects (due to current selection). ==> reveal the first checked project.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/jarpackager/JarPackageWizardPage.java
private JarPackage fJarPackage;
	private IStructuredSelection fInitialSelection;
	private CheckboxTreeAndListGroup fInputGroup;
	
	private Text	fSourceNameField;	
	private Button	fSourceBrowseButton;
	private Button	fExportClassFilesCheckbox;
	private Button	fExportJavaFilesCheckbox;	
	
	private Combo	fDestinationNamesCombo;
	private Button	fDestinationBrowseButton;
	
	private Button		fCompressCheckbox;
	private Button		fOverwriteCheckbox;
	private Composite	fDescriptionFileGroup;
	private Button		fSaveDescriptionCheckbox;
	private Label		fDescriptionFileLabel;
	private Text		fDescriptionFileText;
	private Button		fDescriptionFileBrowseButton;
	
	private final static String PAGE_NAME= "JarPackageWizardPage"; 
	
	private final static String STORE_EXPORT_CLASS_FILES= PAGE_NAME + ".EXPORT_CLASS_FILES"; 
	private final static String STORE_EXPORT_JAVA_FILES= PAGE_NAME + ".EXPORT_JAVA_FILES"; 
	
	private final static String STORE_DESTINATION_NAMES= PAGE_NAME + ".DESTINATION_NAMES_ID"; 
	
	private final static String STORE_COMPRESS= PAGE_NAME + ".COMPRESS"; 
	private final static String STORE_OVERWRITE= PAGE_NAME + ".OVERWRITE";