Bug 65243 Build path dialog: Disable 'Add folder' when ex-/inclusion selected
RC1 On the build path dialog it would be better to disable 'Add folder' when ex-/inclusion selected to avoid confusion to what 'Add folder is releated'
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/SourceContainerWorkbookPage.java
IProject project= fCurrJProject.getProject();
				if (project.exists()) {
					if (hasFolders(project)) {
						CPListElement[] srcentries= openSourceContainerDialog(null);
						if (srcentries != null) {
							for (int i= 0; i < srcentries.length; i++) {
								elementsToAdd.add(srcentries[i]);
							}
						}
					} else {
						CPListElement entry= openNewSourceContainerDialog(null, true);
						if (entry != null) {
							elementsToAdd.add(entry);
						}	
					}
				} else {
					CPListElement entry= openNewSourceContainerDialog(null, false);
					if (entry != null) {
						elementsToAdd.add(entry);
					}
				}
				if (!elementsToAdd.isEmpty()) {
					if (fFoldersList.getSize() == 1) {
						CPListElement existing= (CPListElement) fFoldersList.getElement(0);
						if (existing.getResource() instanceof IProject) {
							askForChangingBuildPathDialog(existing);
						}
					}
					HashSet modifiedElements= new HashSet();
					askForAddingExclusionPatternsDialog(elementsToAdd, modifiedElements);