private void initLayout() {
horizontalLayout = new HorizontalLayout();
uriFragmentUtility.addListener(
new FragmentChangedListener() {
@Override
public void fragmentChanged(FragmentChangedEvent source) {
String fragment = uriFragmentUtility.getFragment();
if (!uriCallbacks.isEmpty() && Strings.hasText(fragment)) {
for (UriChangedCallback callback : uriCallbacks) {
callback.handle(fragment);
}
}
}
});
activityQueuesPane = new ActivityQueuesPane(this);
initViewController();
activityQueuesPane.refreshData();
viewController.displayCurrentView();
removeAllComponents();
showHideButton0 = new Button();
showHideButton0.setStyleName(BaseTheme.BUTTON_LINK);
showHideButton0.setIcon(resourceCache.getImage("/img/guzik_1.png"));
showHideButton0.setSizeFull();
showHideButton1 = new Button();
showHideButton1.setStyleName(BaseTheme.BUTTON_LINK);
showHideButton1.setIcon(resourceCache.getImage("/img/guzik_2.png"));
showHideButton2 = new Button();
showHideButton2.setStyleName(BaseTheme.BUTTON_LINK);
showHideButton2.setIcon(resourceCache.getImage("/img/guzik_2.png"));
final VerticalLayout leftPanel =
verticalLayout(
showHideButton1,
new NewProcessExtendedPane(bpmSession, i18NSource, this),
activityQueuesPane,
new ActivityFiltersPane(this),
showHideButton2);
leftPanelTrigger = new LeftPanelVisibilityTrigger(leftPanel, true);
leftPanel.setWidth(300, Sizeable.UNITS_PIXELS);
showHideButton0.addListener(leftPanelTrigger);
showHideButton1.addListener(leftPanelTrigger);
showHideButton2.addListener(leftPanelTrigger);
ComponentContainer viewContainer = viewController.getViewContainer();
horizontalLayout.setWidth(100, Sizeable.UNITS_PERCENTAGE);
horizontalLayout.addComponent(leftPanel);
horizontalLayout.addComponent(viewContainer);
horizontalLayout.setExpandRatio(viewContainer, 1.0f);
addComponent(showHideButton0);
addComponent(horizontalLayout);
addComponent(uriFragmentUtility);
}
public void init(final Window main) {
VerticalLayout mainLayout = new VerticalLayout();
main.setContent(mainLayout);
mainLayout.setSizeFull();
HorizontalLayout titlebar = new HorizontalLayout();
titlebar.addStyleName("titlebar");
titlebar.setWidth("100%");
Label title = new Label("Book of Vaadin Examples");
title.addStyleName("title");
titlebar.addComponent(title);
titlebar.setComponentAlignment(title, Alignment.MIDDLE_RIGHT);
Embedded logo = new Embedded(null, new ThemeResource("img/vaadin-logo.png"));
titlebar.addComponent(logo);
titlebar.setComponentAlignment(logo, Alignment.MIDDLE_RIGHT);
main.addComponent(titlebar);
HorizontalLayout hor = new HorizontalLayout();
hor.setSizeFull();
main.addComponent(hor);
mainLayout.setExpandRatio(hor, 1.0f);
final Panel menupanel = new Panel("Examples");
menupanel.addStyleName("menupanel");
menupanel.setWidth(null);
menupanel.setHeight("100%");
menupanel.getContent().setWidth(null);
// menupanel.getContent().setHeight("100%");
hor.addComponent(menupanel);
final Tree menu = new Tree();
menu.setWidth(null);
// menu.setHeight("100%");
menu.setImmediate(true);
menupanel.addComponent(menu);
final Panel viewpanel = new Panel("Selected Example");
viewpanel.addStyleName("viewpanel");
viewpanel.setSizeFull();
VerticalLayout viewlayout = new VerticalLayout();
viewlayout.addStyleName("viewlayout");
viewlayout.setSpacing(true);
viewlayout.setMargin(true);
viewpanel.setContent(viewlayout);
hor.addComponent(viewpanel);
hor.setExpandRatio(viewpanel, 1.0f);
WebApplicationContext ctx = (WebApplicationContext) getContext();
BookExampleLibrary library = BookExampleLibrary.getInstance(ctx.getBaseDirectory());
AbstractExampleItem[] examples = library.getAllExamples();
// Collect redirects here
final HashMap<String, String> redirects = new HashMap<String, String>();
// Collect examples here
final HashMap<String, CaptionedExampleItem> exampleitems =
new HashMap<String, CaptionedExampleItem>();
// Build the menu and collect redirections
for (int i = 0; i < examples.length; i++)
if (examples[i] instanceof BookExample || examples[i] instanceof ExampleCtgr) {
CaptionedExampleItem example = (CaptionedExampleItem) examples[i];
exampleitems.put(example.getExampleId(), example);
String itemid = example.getExampleId();
menu.addItem(itemid);
menu.setItemCaption(itemid, example.getShortName());
if (examples[i].getParentId() != null) menu.setParent(itemid, examples[i].getParentId());
} else if (examples[i] instanceof RedirctItem) {
RedirctItem redirect = (RedirctItem) examples[i];
redirects.put(redirect.getExampleId(), redirect.redirectid);
}
// Expand the menu
for (int i = 0; i < examples.length; i++) {
if (examples[i].getParentId() == null)
menu.expandItemsRecursively(examples[i].getExampleId());
if (examples[i].isCollapsed()) menu.collapseItem(examples[i].getExampleId());
if (menu.getChildren(examples[i].getExampleId()) == null)
menu.setChildrenAllowed(examples[i].getExampleId(), false);
}
// Set selected example as given in the URI fragment
final UriFragmentUtility urifu = new UriFragmentUtility();
urifu.addListener(
new FragmentChangedListener() {
private static final long serialVersionUID = -6588416218607827834L;
public void fragmentChanged(FragmentChangedEvent source) {
String fragment = source.getUriFragmentUtility().getFragment();
if (fragment != null) {
// Handle redirection
while (redirects.containsKey(fragment)) fragment = redirects.get(fragment);
menu.setValue(fragment);
// Open the tree nodes leading to the example
for (Object parent = menu.getParent(fragment);
parent != null;
parent = menu.getParent(parent)) menu.expandItem(parent);
}
}
});
mainLayout.addComponent(urifu);
// Handle menu selection
menu.addListener(
new Property.ValueChangeListener() {
private static final long serialVersionUID = 8236533959795019956L;
public void valueChange(ValueChangeEvent event) {
viewpanel.removeAllComponents();
String selection = (String) event.getProperty().getValue();
// Find the example
CaptionedExampleItem exampleItem = exampleitems.get(selection);
if (selection != null && exampleItem == null)
main.showNotification("Invalid item " + selection);
else if (exampleItem != null) {
if (exampleItem.getClass().isAssignableFrom(ExampleCtgr.class)) {
if (menu.hasChildren(exampleItem.getExampleId())) {
menu.select((String) menu.getChildren(exampleItem.getExampleId()).toArray()[0]);
}
} else { // A leaf
BookExample example = (BookExample) exampleItem;
// Load unless already loaded
WebApplicationContext ctx = (WebApplicationContext) getContext();
example.loadExample(ctx.getBaseDirectory());
if (example.getDescription() != null) {
Label descLabel = new Label(example.getDescription(), Label.CONTENT_XHTML);
descLabel.addStyleName("example-description");
viewpanel.addComponent(descLabel);
}
// The actual example component
viewpanel.addComponent(example.createInstance());
// Java sources on the left, CSS on the right
HorizontalLayout horizontalOrder = new HorizontalLayout();
horizontalOrder.addStyleName("sourcecontainer");
horizontalOrder.setSpacing(true);
horizontalOrder.setMargin(true);
Panel bookRefs = null;
Panel forumLinks = null;
Panel kbRefs = null;
List<SourceFragment> fragments = example.getSourceFragments();
if (fragments != null) {
// Java Sources are laid out vertically
VerticalLayout verticalListings = new VerticalLayout();
verticalListings.setSizeUndefined();
verticalListings.setSpacing(true);
horizontalOrder.addComponent(verticalListings);
// Find the widest source fragment
int widestIndex = 0;
int widestWidth = 0;
for (int fragmentNum = 0; fragmentNum < fragments.size(); fragmentNum++)
if (fragments.get(fragmentNum).getSrcWidth() > widestWidth) {
widestIndex = fragmentNum;
widestWidth = fragments.get(fragmentNum).getSrcWidth();
}
System.out.println("Widest listing: " + widestIndex + " which is " + widestWidth);
for (int fragmentNum = 0; fragmentNum < fragments.size(); fragmentNum++) {
SourceFragment fragment = fragments.get(fragmentNum);
// Have caption only in the beginning of the listings
String listingCaption = fragmentNum == 0 ? "Source Code" : "";
String srcurl =
"http://dev.vaadin.com/browser/doc/book-examples/trunk/src"
+ fragment.getSrcName();
SourceListing listing = new SourceListing(listingCaption, srcurl, fragment);
verticalListings.addComponent(listing);
// Use the width of the widest listing for all listings
if (fragmentNum == widestIndex) listing.setWidth(Sizeable.SIZE_UNDEFINED, 0);
else listing.setWidth("100%");
if (!fragment.getBookRefs().isEmpty()) {
bookRefs = new Panel("Book References");
bookRefs.setSizeUndefined();
for (Iterator<String> iter = fragment.getBookRefs().iterator();
iter.hasNext(); ) {
String ref = iter.next();
int hashPos = ref.indexOf('#');
String refFragment = "";
if (hashPos != -1) {
refFragment = "#" + ref.replace('#', '.');
ref = ref.substring(0, hashPos);
}
String bookUrl =
"http://vaadin.com/book/-/page/" + ref + ".html" + refFragment;
Link link = new Link(bookUrl, new ExternalResource(bookUrl));
link.setTargetName("_new");
bookRefs.addComponent(link);
}
}
if (!fragment.getForumLinks().isEmpty()) {
forumLinks = new Panel("Forum Messages");
forumLinks.setSizeUndefined();
for (Iterator<String> iter = fragment.getForumLinks().iterator();
iter.hasNext(); ) {
String url = iter.next();
Link link = new Link(url, new ExternalResource(url));
link.setTargetName("_new");
forumLinks.addComponent(link);
}
}
if (!fragment.getKbRefs().isEmpty()) {
kbRefs = new Panel("Pro Account Knowledge Base Articles");
kbRefs.setSizeUndefined();
for (Iterator<SourceFragment.Ref> iter = fragment.getKbRefs().iterator();
iter.hasNext(); ) {
SourceFragment.Ref ref = iter.next();
String url = "http://vaadin.com/knowledge-base#" + ref.ref;
Link link = new Link(ref.caption, new ExternalResource(url));
link.setTargetName("_new");
forumLinks.addComponent(link);
}
}
}
}
// Show associated CSS
if (example.getCssFragments() != null && example.getCssFragments().size() > 0) {
SourceFragment csscode = example.getCssFragments().get(0);
String srcurl =
"http://dev.vaadin.com/browser/doc/book-examples/trunk/WebContent/VAADIN/themes/book-examples/styles.css";
horizontalOrder.addComponent(new SourceListing("CSS Code", srcurl, csscode));
}
if (horizontalOrder.getComponentIterator().hasNext())
viewpanel.addComponent(horizontalOrder);
if (bookRefs != null) viewpanel.addComponent(bookRefs);
if (forumLinks != null) viewpanel.addComponent(forumLinks);
if (kbRefs != null) viewpanel.addComponent(kbRefs);
urifu.setFragment(example.getExampleId());
}
}
}
});
Tree.ItemStyleGenerator itemStyleGenerator =
new Tree.ItemStyleGenerator() {
private static final long serialVersionUID = -3231268865512947125L;
public String getStyle(Object itemId) {
// Chapter title items do not contain a period
if (!((String) itemId).contains(".")) return "chaptertitle";
return null;
}
};
menu.setItemStyleGenerator(itemStyleGenerator);
}