/*
* Ext GWT - Ext for GWT
* Copyright(c) 2007-2009, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
package com.centimia.gxt.sample.widgetdashboard.client;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import com.extjs.gxt.samples.client.ExampleService;
import com.extjs.gxt.samples.client.ExampleServiceAsync;
import com.extjs.gxt.samples.client.ExamplesModel;
import com.extjs.gxt.samples.client.FileService;
import com.extjs.gxt.samples.client.FileServiceAsync;
import com.extjs.gxt.samples.client.examples.model.Category;
import com.extjs.gxt.samples.client.examples.model.Entry;
import com.extjs.gxt.samples.resources.client.Resources;
import com.extjs.gxt.themes.client.Slate;
import com.extjs.gxt.ui.client.Registry;
import com.extjs.gxt.ui.client.Style.LayoutRegion;
import com.extjs.gxt.ui.client.Style.Scroll;
import com.extjs.gxt.ui.client.core.FastMap;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.Listener;
import com.extjs.gxt.ui.client.event.TreePanelEvent;
import com.extjs.gxt.ui.client.store.TreeStore;
import com.extjs.gxt.ui.client.util.Margins;
import com.extjs.gxt.ui.client.util.ThemeManager;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.HtmlContainer;
import com.extjs.gxt.ui.client.widget.TabItem;
import com.extjs.gxt.ui.client.widget.TabPanel;
import com.extjs.gxt.ui.client.widget.Viewport;
import com.extjs.gxt.ui.client.widget.custom.ThemeSelector;
import com.extjs.gxt.ui.client.widget.layout.BorderLayout;
import com.extjs.gxt.ui.client.widget.layout.BorderLayoutData;
import com.extjs.gxt.ui.client.widget.layout.FitLayout;
import com.extjs.gxt.ui.client.widget.treepanel.TreePanel;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.HeadElement;
import com.google.gwt.dom.client.Node;
import com.google.gwt.dom.client.NodeList;
import com.google.gwt.i18n.client.LocaleInfo;
import com.google.gwt.sample.showcase.client.StyleSheetLoader;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.ServiceDefTarget;
import com.google.gwt.user.client.ui.RootPanel;
public class WidgetDashboard implements EntryPoint, Command, Listener<TreePanelEvent<ModelData>> {
public static boolean isExplorer() {
String test = Window.Location.getPath();
if (test.indexOf("pages") != -1) {
return false;
}
return true;
}
public static final String SERVICE = "service";
public static final String FILE_SERVICE = "fileservice";
public static final String MODEL = "model";
private Viewport viewport;
private TreePanel<ModelData> tree;
private TabPanel panel = new TabPanel();
private Map<String, Entry> examples = new FastMap<Entry>();
private ContentPanel demoPanel;
public void onModuleLoad() {
String styleSheetName = "resources/css/gxt-all.css";
if (LocaleInfo.getCurrentLocale().isRTL()) {
styleSheetName = "resources/css/gxt-all-rtl.css";
}
// Find existing style sheets that need to be removed
boolean styleSheetsFound = false;
final HeadElement headElem = StyleSheetLoader.getHeadElement();
final List<Element> toRemove = new ArrayList<Element>();
NodeList<Node> children = headElem.getChildNodes();
for (int i = 0; i < children.getLength(); i++) {
Node node = children.getItem(i);
if (node.getNodeType() == Node.ELEMENT_NODE) {
Element elem = Element.as(node);
if (elem.getTagName().equalsIgnoreCase("link") && elem.getPropertyString("rel").equalsIgnoreCase("stylesheet")) {
styleSheetsFound = true;
String href = elem.getPropertyString("href");
// If the correct style sheets are already loaded, then we should have
// nothing to remove.
if (!href.equals(styleSheetName) && href.indexOf("gxt") != -1) {
toRemove.add(elem);
}
}
}
}
// Return if we already have the correct style sheets
if (styleSheetsFound && toRemove.size() != 0) {
// Remove the old style sheets
for (Element elem : toRemove) {
headElem.removeChild(elem);
}
}
ExampleServiceAsync service = (ExampleServiceAsync) GWT.create(ExampleService.class);
ServiceDefTarget endpoint = (ServiceDefTarget) service;
String moduleRelativeURL = SERVICE;
endpoint.setServiceEntryPoint(moduleRelativeURL);
Registry.register(SERVICE, service);
FileServiceAsync fileservice = (FileServiceAsync) GWT.create(FileService.class);
endpoint = (ServiceDefTarget) fileservice;
moduleRelativeURL = FILE_SERVICE;
endpoint.setServiceEntryPoint(moduleRelativeURL);
Registry.register(FILE_SERVICE, fileservice);
ExamplesModel model = new ExamplesModel();
for (int i = 0; i < model.getChildren().size(); i++) {
Category cat = (Category) model.getChildren().get(i);
for (int j = 0; j < cat.getChildren().size(); j++) {
Entry entry = (Entry) cat.getChildren().get(j);
examples.put(entry.getId(), entry);
}
}
Registry.register(MODEL, model);
viewport = new Viewport();
BorderLayout layout = new BorderLayout();
demoPanel = new ContentPanel();
demoPanel.setLayout(new BorderLayout());
viewport.setLayout(layout);
createNorth();
createTree();
panel.setResizeTabs(true);
panel.setMinTabWidth(115);
panel.setAnimScroll(true);
panel.setTabScroll(true);
panel.setCloseContextMenu(true);
replaceView("basicgrid");
demoPanel.add(panel, new BorderLayoutData(LayoutRegion.CENTER));
viewport.add(tree, new BorderLayoutData(LayoutRegion.WEST));
viewport.add(demoPanel, new BorderLayoutData(LayoutRegion.CENTER));
StyleSheetLoader.loadStyleSheet(styleSheetName, "ext-el-mask", this);
}
private void replaceView(String viewItem) {
TabItem example = new TabItem("Example");
example.setScrollMode(Scroll.AUTO);
Entry entry = null;
if (viewItem == null)
entry = examples.get("combobox");
else
entry = examples.get(viewItem);
if (entry == null) {
return;
}
example.setTitle(entry.getName());
example.setText(entry.getName());
example.setClosable(true);
if (entry.isFill()) {
example.setLayout(new FitLayout());
example.setScrollMode(Scroll.NONE);
}
panel.add(example);
example.add(entry.getExample());
panel.setSelection(example);
}
private void createTree() {
ExamplesModel model = Registry.get(MODEL);
TreeStore<ModelData> store = new TreeStore<ModelData>();
store.add(model.getChildren(), true);
tree = new TreePanel<ModelData>(store);
tree.setWidth(200);
tree.setDisplayProperty("name");
tree.getStyle().setLeafIcon(Resources.ICONS.table());
tree.addListener(Events.OnClick, this);
}
public void execute() {
RootPanel.getBodyElement().getStyle().setProperty("display", "none");
RootPanel.getBodyElement().getStyle().setProperty("display", "");
// Associate the Main panel with the HTML host page.
RootPanel.get("viewport").add(viewport);
}
private void createNorth() {
StringBuffer sb = new StringBuffer();
sb.append("<div id='demo-header' class='x-small-editor'><div id=demo-title>Ext GWT Examples</div></div>");
HtmlContainer northPanel = new HtmlContainer(sb.toString());
northPanel.setStateful(false);
BorderLayoutData data = new BorderLayoutData(LayoutRegion.NORTH, 33);
data.setMargins(new Margins());
viewport.add(northPanel, data);
}
public void handleEvent(TreePanelEvent<ModelData> be) {
if (be.getItem() instanceof Entry)
replaceView(((Entry) be.getItem()).getId());
}
}