Bug 77979 [Wizards] WizardNewProjectCreationPage.setInitialProjectName() - validation is not performed on statrup?
Example. Setting *initialProjectName* with the name of the existing project does not give a hint thet project already exists. But when you start editing project name even not changing it (aka select all/copy/paste) - validation is performed and the hint appears.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/dialogs/WizardNewProjectCreationPage.java
boolean useDefaults = true;
    
    private String initialProjectFieldValue;
    private String initialLocationFieldValue;
    
    String customLocationFieldValue;
    
    Text projectNameField;
    Text locationPathField;
    Label locationLabel;
    Button browseButton;
    private Listener nameModifyListener = new Listener() {
        public void handleEvent(Event e) {
            boolean valid = validatePage();
            setPageComplete(valid);
            if (valid)
                setLocationForSelection();
        }
    };
    private Listener locationModifyListener = new Listener() {
        public void handleEvent(Event e) {