Desktop in a browser (Ext GWT)
/*
* Ext GWT - Ext for GWT
* Copyright(c) 2007-2009, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
package com.google.gwt.sample.hello.client;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import com.extjs.gxt.desktop.client.Desktop;
import com.extjs.gxt.desktop.client.Shortcut;
import com.extjs.gxt.desktop.client.StartMenu;
import com.extjs.gxt.desktop.client.TaskBar;
import com.extjs.gxt.ui.client.Style.Scroll;
import com.extjs.gxt.ui.client.data.BaseModel;
import com.extjs.gxt.ui.client.data.BaseModelData;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.data.ModelIconProvider;
import com.extjs.gxt.ui.client.event.ComponentEvent;
import com.extjs.gxt.ui.client.event.MenuEvent;
import com.extjs.gxt.ui.client.event.SelectionListener;
import com.extjs.gxt.ui.client.store.GroupingStore;
import com.extjs.gxt.ui.client.store.TreeStore;
import com.extjs.gxt.ui.client.util.IconHelper;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.Info;
import com.extjs.gxt.ui.client.widget.TabItem;
import com.extjs.gxt.ui.client.widget.TabPanel;
import com.extjs.gxt.ui.client.widget.Window;
import com.extjs.gxt.ui.client.widget.button.Button;
import com.extjs.gxt.ui.client.widget.button.ToolButton;
import com.extjs.gxt.ui.client.widget.grid.ColumnConfig;
import com.extjs.gxt.ui.client.widget.grid.ColumnModel;
import com.extjs.gxt.ui.client.widget.grid.Grid;
import com.extjs.gxt.ui.client.widget.grid.GridGroupRenderer;
import com.extjs.gxt.ui.client.widget.grid.GroupColumnData;
import com.extjs.gxt.ui.client.widget.grid.GroupingView;
import com.extjs.gxt.ui.client.widget.layout.AccordionLayout;
import com.extjs.gxt.ui.client.widget.layout.FitLayout;
import com.extjs.gxt.ui.client.widget.menu.Menu;
import com.extjs.gxt.ui.client.widget.menu.MenuItem;
import com.extjs.gxt.ui.client.widget.toolbar.SeparatorToolItem;
import com.extjs.gxt.ui.client.widget.toolbar.ToolBar;
import com.extjs.gxt.ui.client.widget.treepanel.TreePanel;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.i18n.client.NumberFormat;
import com.google.gwt.user.client.ui.AbstractImagePrototype;
public class Hello implements EntryPoint {
private Desktop desktop = new Desktop();
private void itemSelected(ComponentEvent ce) {
Window w;
if (ce instanceof MenuEvent) {
MenuEvent me = (MenuEvent) ce;
w = me.getItem().getData("window");
} else {
w = ce.getComponent().getData("window");
}
if (!desktop.getWindows().contains(w)) {
desktop.addWindow(w);
}
if (w != null && !w.isVisible()) {
w.show();
} else {
w.toFront();
}
}
public void onModuleLoad() {
SelectionListener<MenuEvent> menuListener = new SelectionListener<MenuEvent>() {
@Override
public void componentSelected(MenuEvent me) {
itemSelected(me);
}
};
SelectionListener<ComponentEvent> shortcutListener = new SelectionListener<ComponentEvent>() {
@Override
public void componentSelected(ComponentEvent ce) {
itemSelected(ce);
}
};
Window gridWindow = createGridWindow();
Window accordionWindow = createAccordionWindow();
Shortcut s1 = new Shortcut();
s1.setText("Grid Window");
s1.setId("grid-win-shortcut");
s1.setData("window", gridWindow);
s1.addSelectionListener(shortcutListener);
desktop.addShortcut(s1);
Shortcut s2 = new Shortcut();
s2.setText("Accordion Window");
s2.setId("acc-win-shortcut");
s2.setData("window", accordionWindow);
s2.addSelectionListener(shortcutListener);
desktop.addShortcut(s2);
TaskBar taskBar = desktop.getTaskBar();
StartMenu menu = taskBar.getStartMenu();
menu.setHeading("Darrell Meyer");
menu.setIconStyle("user");
MenuItem menuItem = new MenuItem("Grid Window");
menuItem.setData("window", gridWindow);
menuItem.setIcon(IconHelper.createStyle("icon-grid"));
menuItem.addSelectionListener(menuListener);
menu.add(menuItem);
menuItem = new MenuItem("Tab Window");
menuItem.setIcon(IconHelper.createStyle("tabs"));
menuItem.addSelectionListener(menuListener);
menuItem.setData("window", createTabWindow());
menu.add(menuItem);
menuItem = new MenuItem("Accordion Window");
menuItem.setIcon(IconHelper.createStyle("accordion"));
menuItem.addSelectionListener(menuListener);
menuItem.setData("window", accordionWindow);
menu.add(menuItem);
menuItem = new MenuItem("Bogus Submenu");
menuItem.setIcon(IconHelper.createStyle("bogus"));
Menu sub = new Menu();
for (int i = 0; i < 5; i++) {
MenuItem item = new MenuItem("Bogus Window " + (i + 1));
item.setData("window", createBogusWindow(i));
item.addSelectionListener(menuListener);
sub.add(item);
}
menuItem.setSubMenu(sub);
menu.add(menuItem);
// tools
MenuItem tool = new MenuItem("Settings");
tool.setIcon(IconHelper.createStyle("settings"));
tool.addSelectionListener(new SelectionListener<MenuEvent>() {
@Override
public void componentSelected(MenuEvent ce) {
Info.display("Event", "The 'Settings' tool was clicked");
}
});
menu.addTool(tool);
menu.addToolSeperator();
tool = new MenuItem("Logout");
tool.setIcon(IconHelper.createStyle("logout"));
tool.addSelectionListener(new SelectionListener<MenuEvent>() {
@Override
public void componentSelected(MenuEvent ce) {
Info.display("Event", "The 'Logout' tool was clicked");
}
});
menu.addTool(tool);
}
private Window createAccordionWindow() {
final Window w = new Window();
w.setMinimizable(true);
w.setMaximizable(true);
w.setIcon(IconHelper.createStyle("accordion"));
w.setHeading("Accordion Window");
w.setWidth(200);
w.setHeight(350);
ToolBar toolBar = new ToolBar();
Button item = new Button();
item.setIcon(IconHelper.createStyle("icon-connect"));
toolBar.add(item);
toolBar.add(new SeparatorToolItem());
w.setTopComponent(toolBar);
item = new Button();
item.setIcon(IconHelper.createStyle("icon-user-add"));
toolBar.add(item);
item = new Button();
item.setIcon(IconHelper.createStyle("icon-user-delete"));
toolBar.add(item);
w.setLayout(new AccordionLayout());
ContentPanel cp = new ContentPanel();
cp.setAnimCollapse(false);
cp.setHeading("Online Users");
cp.setScrollMode(Scroll.AUTO);
cp.getHeader().addTool(new ToolButton("x-tool-refresh"));
w.add(cp);
TreeStore<ModelData> store = new TreeStore<ModelData>();
TreePanel<ModelData> tree = new TreePanel<ModelData>(store);
tree.setIconProvider(new ModelIconProvider<ModelData>() {
public AbstractImagePrototype getIcon(ModelData model) {
if (model.get("icon") != null) {
return IconHelper.createStyle((String) model.get("icon"));
} else {
return null;
}
}
});
tree.setDisplayProperty("name");
ModelData m = newItem("Family", null);
store.add(m, false);
tree.setExpanded(m, true);
store.add(m, newItem("Darrell", "user"), false);
store.add(m, newItem("Maro", "user-girl"), false);
store.add(m, newItem("Lia", "user-kid"), false);
store.add(m, newItem("Alec", "user-kid"), false);
store.add(m, newItem("Andrew", "user-kid"), false);
m = newItem("Friends", null);
store.add(m, false);
tree.setExpanded(m, true);
store.add(m, newItem("Bob", "user"), false);
store.add(m, newItem("Mary", "user-girl"), false);
store.add(m, newItem("Sally", "user-girl"), false);
store.add(m, newItem("Jack", "user"), false);
cp.add(tree);
cp = new ContentPanel();
cp.setAnimCollapse(false);
cp.setHeading("Settings");
cp.setBodyStyleName("pad-text");
cp.addText("DUMMY_TEXT_SHORT");
w.add(cp);
cp = new ContentPanel();
cp.setAnimCollapse(false);
cp.setHeading("Stuff");
cp.setBodyStyleName("pad-text");
cp.addText("DUMMY_TEXT_SHORT");
w.add(cp);
cp = new ContentPanel();
cp.setAnimCollapse(false);
cp.setHeading("More Stuff");
cp.setBodyStyleName("pad-text");
cp.addText("DUMMY_TEXT_SHORT");
w.add(cp);
return w;
}
private Window createGridWindow() {
Window w = new Window();
w.setIcon(IconHelper.createStyle("icon-grid"));
w.setMinimizable(true);
w.setMaximizable(true);
w.setHeading("Grid Window");
w.setSize(500, 400);
w.setLayout(new FitLayout());
GroupingStore<Stock> store = new GroupingStore<Stock>();
store.add(getCompanies());
store.groupBy("industry");
ColumnConfig company = new ColumnConfig("name", "Company", 60);
ColumnConfig price = new ColumnConfig("open", "Price", 20);
price.setNumberFormat(NumberFormat.getCurrencyFormat());
ColumnConfig change = new ColumnConfig("change", "Change", 20);
ColumnConfig industry = new ColumnConfig("industry", "Industry", 20);
ColumnConfig last = new ColumnConfig("date", "Last Updated", 20);
last.setDateTimeFormat(DateTimeFormat.getFormat("MM/dd/y"));
List<ColumnConfig> config = new ArrayList<ColumnConfig>();
config.add(company);
config.add(price);
config.add(change);
config.add(industry);
config.add(last);
final ColumnModel cm = new ColumnModel(config);
GroupingView view = new GroupingView();
view.setForceFit(true);
view.setGroupRenderer(new GridGroupRenderer() {
public String render(GroupColumnData data) {
String f = cm.getColumnById(data.field).getHeader();
String l = data.models.size() == 1 ? "Item" : "Items";
return f + ": " + data.group + " (" + data.models.size() + " " + l + ")";
}
});
Grid<Stock> grid = new Grid<Stock>(store, cm);
grid.setView(view);
grid.setBorders(true);
w.add(grid);
return w;
}
private Window createTabWindow() {
Window w = new Window();
w.setMinimizable(true);
w.setMaximizable(true);
w.setSize(740, 480);
w.setIcon(IconHelper.createStyle("tabs"));
w.setHeading("Tab Window");
w.setLayout(new FitLayout());
TabPanel panel = new TabPanel();
for (int i = 0; i < 4; i++) {
TabItem item = new TabItem("Tab Item " + (i + 1));
item.addText("Something useful would be here");
panel.add(item);
}
w.add(panel);
return w;
}
private Window createBogusWindow(int index) {
Window w = new Window();
w.setIcon(IconHelper.createStyle("bogus"));
w.setMinimizable(true);
w.setMaximizable(true);
w.setHeading("Bogus Window " + ++index);
w.setSize(400, 300);
return w;
}
private ModelData newItem(String text, String iconStyle) {
ModelData m = new BaseModelData();
m.set("name", text);
m.set("icon", iconStyle);
return m;
}
public static List<Stock> getCompanies() {
DateTimeFormat f = DateTimeFormat.getFormat("M/d h:mma");
List<Stock> stocks = new ArrayList<Stock>();
stocks.add(new Stock("3m Co", 71.72, 0.02, 0.03, f.parse("4/2 12:00am"),
"Manufacturing"));
stocks.add(new Stock("Alcoa Inc", 29.01, 0.42, 1.47, f.parse("4/1 12:00am"),
"Manufacturing"));
stocks.add(new Stock("Altria Group Inc", 83.81, 0.28, 0.34, f.parse("4/3 12:00am"),
"Manufacturing"));
stocks.add(new Stock("American Express Company", 52.55, 0.01, 0.02,
f.parse("4/8 12:00am"), "Finance"));
stocks.add(new Stock("American International Group, Inc.", 64.13, 0.31, 0.49,
f.parse("4/1 12:00am"), "Services"));
stocks.add(new Stock("AT&T Inc.", 31.61, -0.48, -1.54, f.parse("4/8 12:00am"),
"Services"));
stocks.add(new Stock("Boeing Co.", 75.43, 0.53, 0.71, f.parse("4/8 12:00am"),
"Manufacturing"));
stocks.add(new Stock("Caterpillar Inc.", 67.27, 0.92, 1.39, f.parse("4/1 12:00am"),
"Services"));
stocks.add(new Stock("Citigroup, Inc.", 49.37, 0.02, 0.04, f.parse("4/4 12:00am"),
"Finance"));
stocks.add(new Stock("E.I. du Pont de Nemours and Company", 40.48, 0.51, 1.28,
f.parse("4/1 12:00am"), "Manufacturing"));
stocks.add(new Stock("Exxon Mobil Corp", 68.1, -0.43, -0.64, f.parse("4/3 12:00am"),
"Manufacturing"));
stocks.add(new Stock("General Electric Company", 34.14, -0.08, -0.23,
f.parse("4/3 12:00am"), "Manufacturing"));
stocks.add(new Stock("General Motors Corporation", 30.27, 1.09, 3.74,
f.parse("4/3 12:00am"), "Automotive"));
stocks.add(new Stock("Hewlett-Packard Co.", 36.53, -0.03, -0.08,
f.parse("4/3 12:00am"), "Computer"));
stocks.add(new Stock("Honeywell Intl Inc", 38.77, 0.05, 0.13, f.parse("4/3 12:00am"),
"Manufacturing"));
stocks.add(new Stock("Intel Corporation", 19.88, 0.31, 1.58, f.parse("4/2 12:00am"),
"Computer"));
stocks.add(new Stock("International Business Machines", 81.41, 0.44, 0.54,
f.parse("4/1 12:00am"), "Computer"));
stocks.add(new Stock("Johnson & Johnson", 64.72, 0.06, 0.09, f.parse("4/2 12:00am"),
"Medical"));
stocks.add(new Stock("JP Morgan & Chase & Co", 45.73, 0.07, 0.15,
f.parse("4/2 12:00am"), "Finance"));
stocks.add(new Stock("McDonald\"s Corporation", 36.76, 0.86, 2.40,
f.parse("4/2 12:00am"), "Food"));
stocks.add(new Stock("Merck & Co., Inc.", 40.96, 0.41, 1.01, f.parse("4/2 12:00am"),
"Medical"));
stocks.add(new Stock("Microsoft Corporation", 25.84, 0.14, 0.54,
f.parse("4/2 12:00am"), "Computer"));
stocks.add(new Stock("Pfizer Inc", 27.96, 0.4, 1.45, f.parse("4/8 12:00am"),
"Services"));
stocks.add(new Stock("The Coca-Cola Company", 45.07, 0.26, 0.58,
f.parse("4/1 12:00am"), "Food"));
stocks.add(new Stock("The Home Depot, Inc.", 34.64, 0.35, 1.02,
f.parse("4/8 12:00am"), "Retail"));
stocks.add(new Stock("The Procter & Gamble Company", 61.91, 0.01, 0.02,
f.parse("4/1 12:00am"), "Manufacturing"));
stocks.add(new Stock("United Technologies Corporation", 63.26, 0.55, 0.88,
f.parse("4/1 12:00am"), "Computer"));
stocks.add(new Stock("Verizon Communications", 35.57, 0.39, 1.11,
f.parse("4/3 12:00am"), "Services"));
stocks.add(new Stock("Wal-Mart Stores, Inc.", 45.45, 0.73, 1.63,
f.parse("4/3 12:00am"), "Retail"));
stocks.add(new Stock("Walt Disney Company (The) (Holding Company)", 29.89, 0.24,
0.81, f.parse("4/1 12:00am"), "Services"));
return stocks;
}
}
class Stock extends BaseModel {
public Stock() {
}
public Stock(String name, String symbol, double open, double last) {
set("name", name);
set("symbol", symbol);
set("open", open);
set("last", last);
set("date", new Date());
set("change", last - open);
}
public Stock(String name, double open, double change, double pctChange, Date date, String industry) {
set("name", name);
set("open", open);
set("change", change);
set("percentChange", pctChange);
set("date", date);
set("industry", industry);
}
public String getIndustry() {
return get("industry");
}
public void setIndustry(String industry) {
set("industry", industry);
}
public Date getLastTrans() {
return (Date) get("date");
}
public String getName() {
return (String) get("name");
}
public String getSymbol() {
return (String) get("symbol");
}
public double getOpen() {
Double open = (Double) get("open");
return open.doubleValue();
}
public double getLast() {
Double open = (Double) get("last");
return open.doubleValue();
}
public double getChange() {
return getLast() - getOpen();
}
public double getPercentChange() {
return getChange() / getOpen();
}
public String toString() {
return getName();
}
}
Ext-GWT.zip( 4,297 k)Related examples in the same category
