Bug 120544 [build path] Editing external source folder does not persist
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/BuildPathsBlock.java
}
		
		
		public void dialogFieldChanged(DialogField field) {
			buildPathDialogFieldChanged(field);
		}
	}
	
	private void buildPathChangeControlPressed(DialogField field) {
		if (field == fBuildPathDialogField) {
			IContainer container= chooseContainer();
			if (container != null) {
				fBuildPathDialogField.setText(container.getFullPath().toString());
			}
		}
	}
	
	private void buildPathDialogFieldChanged(DialogField field) {
		if (field == fClassPathList) {
			updateClassPathStatus();
		} else if (field == fBuildPathDialogField) {
			updateOutputLocationStatus();
		}
		doStatusLineUpdate();
	}	
	
	
	
	
	private void doStatusLineUpdate() {