Bug 28398 New Java Project Wizard: no source folder after using "Back"
Build 20021213 1. Start the new Java Project wizard 2. Enter "JUnix" 3. Press "Next" - see: there's a source folder 4. Press "Back" 5. Change project name to "JUnit" 6. Press "Next" ==> no source folder
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/SourceContainerWorkbookPage.java
return false;
	}	
	
	private void sourcePageDialogFieldChanged(DialogField field) {
		if (fCurrJProject == null) {
			
			return;
		}
		
		if (field == fUseFolderOutputs) {
			if (!fUseFolderOutputs.isSelected()) {
				int nFolders= fFoldersList.getSize();
				for (int i= 0; i < nFolders; i++) {
					CPListElement cpe= (CPListElement) fFoldersList.getElement(i);
					cpe.setAttribute(CPListElement.OUTPUT, null);
				}
			}
			fFoldersList.refresh();
		} else if (field == fFoldersList) {
			updateClasspathList();
		}
	}	
	
		
	private void updateClasspathList() {
		List cpelements= fClassPathList.getElements();
		List srcelements= fFoldersList.getElements();
		boolean changeDone= false;
		CPListElement lastSourceFolder= null;