@Override
public void setState(ManageEnrolledStudentsController.IManageEnrolledStudentsState state) {
switch (state) {
case DELETE:
removeFromLectureButton.setEnabled(true);
break;
case NONE:
removeFromLectureButton.setEnabled(false);
break;
}
}
private ToolBar createToolBar() {
ToolBar toolBar = new ToolBar();
TextButton refreshButton = new TextButton("Обновить");
refreshButton.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
update();
}
});
toolBar.add(refreshButton);
return toolBar;
}
/**
* Creates button used to clear the list.
*
* @return button
*/
private TextButton createClearAllButton() {
TextButton clearAllButton =
new TextButton(AppPropertiesManager.CONSTANTS.myjobs_clear_button());
clearAllButton.addStyleName("eppic-default-font");
clearAllButton.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
CrkWebServiceProvider.getServiceController().deleteAllJobs(getCurrentJobsList());
}
});
String iconSource = "resources/icons/clear_icon.png";
clearAllButton.setIcon(
IconHelper.getImageResource(UriUtils.fromSafeConstant(iconSource), 12, 12));
return clearAllButton;
}
@Override
protected void onButtonPressed(TextButton button) {
if (button.getText().equals(PredefinedButton.OK.toString())) {
// Validate current card
boolean isValid = FormPanelHelper.isValid((HasWidgets) cardLC.getActiveWidget());
if (isValid) {
super.onButtonPressed(button);
}
} else {
super.onButtonPressed(button);
}
}
@Override
public Widget asWidget() {
final Window complex = new Window();
complex.setMaximizable(true);
complex.setHeadingText("Accordion Window");
complex.setWidth(200);
complex.setHeight(350);
AccordionLayoutContainer con = new AccordionLayoutContainer();
con.setExpandMode(ExpandMode.SINGLE_FILL);
complex.add(con);
AccordionLayoutAppearance appearance =
GWT.<AccordionLayoutAppearance>create(AccordionLayoutAppearance.class);
ContentPanel cp = new ContentPanel(appearance);
cp.setAnimCollapse(false);
cp.setHeadingText("Online Users");
cp.getHeader().addStyleName(ThemeStyles.getStyle().borderTop());
con.add(cp);
con.setActiveWidget(cp);
TreeStore<NameImageModel> store = new TreeStore<NameImageModel>(NameImageModel.KP);
Tree<NameImageModel, String> tree =
new Tree<NameImageModel, String>(
store,
new ValueProvider<NameImageModel, String>() {
@Override
public String getValue(NameImageModel object) {
return object.getName();
}
@Override
public void setValue(NameImageModel object, String value) {}
@Override
public String getPath() {
return "name";
}
});
tree.setIconProvider(
new IconProvider<NameImageModel>() {
public ImageResource getIcon(NameImageModel model) {
if (null == model.getImage()) {
return null;
} else if ("user-girl" == model.getImage()) {
return ExampleImages.INSTANCE.userFemale();
} else if ("user-kid" == model.getImage()) {
return ExampleImages.INSTANCE.userKid();
} else {
return ExampleImages.INSTANCE.user();
}
}
});
NameImageModel m = newItem("Family", null);
store.add(m);
store.add(m, newItem("Darrell", "user"));
store.add(m, newItem("Maro", "user-girl"));
store.add(m, newItem("Lia", "user-kid"));
store.add(m, newItem("Alec", "user-kid"));
store.add(m, newItem("Andrew", "user-kid"));
tree.setExpanded(m, true);
m = newItem("Friends", null);
store.add(m);
store.add(m, newItem("Bob", "user"));
store.add(m, newItem("Mary", "user-girl"));
store.add(m, newItem("Sally", "user-girl"));
store.add(m, newItem("Jack", "user"));
tree.setExpanded(m, true);
cp.add(tree);
cp = new ContentPanel(appearance);
cp.setAnimCollapse(false);
cp.setBodyStyleName("pad-text");
cp.setHeadingText("Settings");
cp.add(new Label(TestData.DUMMY_TEXT_SHORT));
con.add(cp);
cp = new ContentPanel(appearance);
cp.setAnimCollapse(false);
cp.setBodyStyleName("pad-text");
cp.setHeadingText("Stuff");
cp.add(new Label(TestData.DUMMY_TEXT_SHORT));
con.add(cp);
cp = new ContentPanel(appearance);
cp.setAnimCollapse(false);
cp.setBodyStyleName("pad-text");
cp.setHeadingText("More Stuff");
cp.add(new Label(TestData.DUMMY_TEXT_SHORT));
con.add(cp);
TextButton b = new TextButton("Open");
b.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
complex.show();
}
});
VerticalPanel vp = new VerticalPanel();
vp.setSpacing(10);
vp.add(b);
return vp;
}
@Override
public Widget asWidget() {
if (buttons == null) {
// Simple
final Dialog simple = new Dialog();
simple.setHeadingText("Dialog Test");
simple.setPredefinedButtons(PredefinedButton.YES, PredefinedButton.NO);
simple.setBodyStyleName("pad-text");
simple.add(new Label(TestData.DUMMY_TEXT_SHORT));
simple.getBody().addClassName("pad-text");
simple.setHideOnButtonClick(true);
simple.setWidth(300);
// Layout
final Dialog complex = new Dialog();
complex.setBodyBorder(false);
complex.getHeader().setIcon(Resources.IMAGES.side_list());
complex.setHeadingText("BorderLayout Dialog");
complex.setWidth(400);
complex.setHeight(225);
complex.setHideOnButtonClick(true);
BorderLayoutContainer layout = new BorderLayoutContainer();
complex.add(layout);
// Layout - west
ContentPanel panel = new ContentPanel();
panel.setHeadingText("West");
BorderLayoutData data = new BorderLayoutData(150);
data.setMargins(new Margins(0, 5, 0, 0));
panel.setLayoutData(data);
layout.setWestWidget(panel);
// Layout - center
panel = new ContentPanel();
panel.setHeadingText("Center");
layout.setCenterWidget(panel);
// Auto Size - See the JavaDoc for Window for more information on auto size
final FlowLayoutContainer flc = new FlowLayoutContainer();
flc.add(new HTML("Press Add or Remove to modify content"));
final Dialog autoSize = new Dialog();
autoSize.setBodyBorder(false);
autoSize.setHeadingText("Auto Size Dialog");
autoSize.setHideOnButtonClick(true);
autoSize.setWidget(flc);
autoSize.setPixelSize(-1, -1);
autoSize.setMinWidth(0);
autoSize.setMinHeight(0);
autoSize.setResizable(false);
autoSize.setShadow(true);
autoSize.addButton(
new TextButton(
"Add",
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
addAutoSizeContent(flc);
autoSize.forceLayout();
}
}));
autoSize.addButton(
new TextButton(
"Remove",
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
int lastWidget = flc.getWidgetCount() - 1;
if (lastWidget > 0) {
flc.remove(lastWidget);
autoSize.forceLayout();
}
}
}));
// Buttons
buttons = new ButtonBar();
buttons.setWidth(400);
buttons.getElement().setMargins(10);
TextButton b = new TextButton("Simple");
b.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
simple.show();
}
});
buttons.add(b);
b = new TextButton("Layout");
b.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
complex.show();
}
});
buttons.add(b);
b = new TextButton("Auto Size");
b.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
autoSize.show();
}
});
buttons.add(b);
// Add some basic content to begin with
for (int i = 0; i < 5; i++) {
addAutoSizeContent(flc);
}
}
return buttons;
}
@Override
public Widget asWidget() {
final ListStore<Data> store = new ListStore<Data>(dataAccess.nameKey());
store.addAll(TestData.getData(12, 20, 100));
final Chart<Data> chart = new Chart<Data>();
chart.setStore(store);
chart.setShadowChart(true);
NumericAxis<Data> axis = new NumericAxis<Data>();
axis.setPosition(Position.BOTTOM);
axis.addField(dataAccess.data1());
axis.addField(dataAccess.data2());
axis.addField(dataAccess.data3());
TextSprite title = new TextSprite("Number of Hits");
title.setFontSize(18);
axis.setTitleConfig(title);
axis.setDisplayGrid(true);
axis.setMinimum(0);
axis.setMaximum(100);
chart.addAxis(axis);
CategoryAxis<Data, String> catAxis = new CategoryAxis<Data, String>();
catAxis.setPosition(Position.LEFT);
catAxis.setField(dataAccess.name());
title = new TextSprite("Month of the Year");
title.setFontSize(18);
catAxis.setTitleConfig(title);
chart.addAxis(catAxis);
final BarSeries<Data> bar = new BarSeries<Data>();
bar.setYAxisPosition(Position.BOTTOM);
bar.addYField(dataAccess.data1());
bar.addYField(dataAccess.data2());
bar.addYField(dataAccess.data3());
bar.addColor(new RGB(148, 174, 10));
bar.addColor(new RGB(17, 95, 166));
bar.addColor(new RGB(166, 17, 32));
chart.addSeries(bar);
final Legend<Data> legend = new Legend<Data>();
legend.setPosition(Position.RIGHT);
legend.setItemHighlighting(true);
legend.setItemHiding(true);
chart.setLegend(legend);
TextButton regenerate = new TextButton("Reload Data");
regenerate.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
store.clear();
store.addAll(TestData.getData(12, 0, 100));
chart.redrawChart();
}
});
ToggleButton animation = new ToggleButton("Animate");
animation.addValueChangeHandler(
new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange(ValueChangeEvent<Boolean> event) {
chart.setAnimated(event.getValue());
}
});
animation.setValue(true, true);
ToggleButton shadow = new ToggleButton("Shadow");
shadow.addValueChangeHandler(
new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange(ValueChangeEvent<Boolean> event) {
chart.setShadowChart(event.getValue());
chart.redrawChart();
}
});
shadow.setValue(true);
ToolBar toolBar = new ToolBar();
toolBar.add(regenerate);
toolBar.add(animation);
toolBar.add(shadow);
ContentPanel panel = new FramedPanel();
panel.getElement().getStyle().setMargin(10, Unit.PX);
panel.setCollapsible(true);
panel.setHeadingText("Grouped Bar Chart");
panel.setPixelSize(620, 500);
panel.setBodyBorder(true);
final Resizable resize = new Resizable(panel, Dir.E, Dir.SE, Dir.S);
resize.setMinHeight(400);
resize.setMinWidth(400);
panel.addExpandHandler(
new ExpandHandler() {
@Override
public void onExpand(ExpandEvent event) {
resize.setEnabled(true);
}
});
panel.addCollapseHandler(
new CollapseHandler() {
@Override
public void onCollapse(CollapseEvent event) {
resize.setEnabled(false);
}
});
new Draggable(panel, panel.getHeader()).setUseProxy(false);
VerticalLayoutContainer layout = new VerticalLayoutContainer();
panel.add(layout);
toolBar.setLayoutData(new VerticalLayoutData(1, -1));
layout.add(toolBar);
chart.setLayoutData(new VerticalLayoutData(1, 1));
layout.add(chart);
return panel;
}
@Override
public void onModuleLoad() {
ButtonBar bar = new ButtonBar();
// TextButton btn = new TextButton("test");
// btn.setMinWidth(175);
// btn.setIcon(ExampleImages.INSTANCE.add24());
// btn.setScale(ButtonScale.MEDIUM);
// btn.setWidth(100);
// bar.add(btn);
TextButton btn2 = new TextButton("sfd");
btn2.setScale(ButtonScale.MEDIUM);
bar.add(btn2);
ToggleButton toggle = new ToggleButton("toggle");
bar.add(toggle);
RootPanel.get().add(bar);
// ButtonCellResources ba = GWT.create(ButtonCellResources.class);
// ba.buttonStyle().ensureInjected();
//
// Scheduler.get().scheduleDeferred(new ScheduledCommand() {
//
// @Override
// public void execute() {
// final ButtonBar bar = new ButtonBar();
// bar.setPosition(50, 50);
//
// final Button btn = new Button();
// // btn.setText("Click Me");
// // btn.setWidth(55);
// btn.setScale(ButtonScale.LARGE);
// // btn.setPixelSize(200, 100);
//
// btn.setIcon(ExampleImages.INSTANCE.add24());
//
// // btn.setIconAlign(IconAlign.BOTTOM);
// bar.add(btn);
//
// Button menuButton = new Button("Split Button Baby");
// menuButton.setArrowAlign(ButtonArrowAlign.RIGHT);
//
// Menu menu = new Menu();
// menu.add(new MenuItem("Foo"));
// menuButton.setMenu(menu);
//
// bar.add(menuButton);
//
// bar.add(new ToggleButton("toggle me"));
//
// SplitButton split = new SplitButton("Split Button");
// split.setArrowAlign(ButtonArrowAlign.BOTTOM);
// split.setIcon(ExampleImages.INSTANCE.add32());
// split.setScale(ButtonScale.LARGE);
// split.setMenu(new Menu());
// bar.add(split);
//
// // btn = new Button();
// // btn.setText("Click Me");
// // btn.setIcon(ExampleImages.INSTANCE.add16());
// // bar.add(btn);
//
// RootPanel.get().add(bar);
//
// }
//
// });
}
public ArchiveView(final ArchiveHandler archiveHandler, ListStore<Device> deviceStore) {
this.archiveHandler = archiveHandler;
deviceStore.addStoreHandlers(deviceStoreHandlers);
this.deviceStore = deviceStore;
DeviceProperties deviceProperties = GWT.create(DeviceProperties.class);
deviceCombo = new ComboBox<Device>(deviceStore, deviceProperties.label());
// Element that displays the current track color
styleButtonTrackColor = new TextButton();
styleButtonTrackColor
.getElement()
.getStyle()
.setProperty("backgroundColor", "#".concat(style.DEFAULT_COLOR));
styleButtonTrackColor.getElement().getStyle().setCursor(Style.Cursor.TEXT);
// Menu with the small palette
smallColorMenu = new ExtColorMenu(ArchiveStyle.COLORS, ArchiveStyle.COLORS);
smallColorMenu.setColor(ArchiveStyle.DEFAULT_COLOR);
smallColorMenu
.getPalette()
.addValueChangeHandler(
new ValueChangeHandler<String>() {
@Override
public void onValueChange(ValueChangeEvent<String> event) {
style.setTrackColor(event.getValue());
smallColorMenu.hide(true);
fullColorMenu.getPalette().setValue("", false);
styleButtonTrackColor
.getElement()
.getStyle()
.setProperty("backgroundColor", "#".concat(style.getTrackColor()));
}
});
// Menu with the complete palette
fullColorMenu = new ColorMenu();
fullColorMenu
.getPalette()
.addValueChangeHandler(
new ValueChangeHandler<String>() {
@Override
public void onValueChange(ValueChangeEvent<String> event) {
style.setTrackColor(event.getValue());
fullColorMenu.hide(true);
smallColorMenu.getPalette().setValue("", false);
styleButtonTrackColor
.getElement()
.getStyle()
.setProperty("backgroundColor", "#".concat(style.getTrackColor()));
}
});
// Markers
routeMarkersType = new Menu();
for (Object[] obj :
new Object[][] {
{i18n.noMarkers(), null},
{i18n.standardMarkers(), PositionIconType.iconArchive},
{i18n.reducedMarkers(), PositionIconType.dotArchive}
}) {
CheckMenuItem item = new CheckMenuItem((String) obj[0]);
final PositionIconType iconType = (PositionIconType) obj[1];
item.setGroup("markers");
item.setChecked(
iconType == ApplicationContext.getInstance().getUserSettings().getArchiveMarkerType());
if (item.isChecked()) {
style.setIconType(iconType);
}
item.addSelectionHandler(
new SelectionHandler<Item>() {
@Override
public void onSelection(SelectionEvent<Item> event) {
style.setIconType(iconType);
archiveHandler.onChangeArchiveMarkerType(iconType);
}
});
routeMarkersType.add(item);
}
devicesTabs =
new TabPanel(GWT.<TabPanel.TabPanelAppearance>create(BlueTabPanelBottomAppearance.class));
archivePanels = new HashMap<Long, ArchivePanel>();
uiBinder.createAndBindUi(this);
markersMenu.setText(i18n.overlayType(UserSettings.OverlayType.MARKERS));
// Initialize with current time
long min = 60 * 1000;
Date now = new Date();
Date to = new Date(((now.getTime() + 15 * min) / (15 * min)) * 15 * min);
Date from = new Date(to.getTime() - 60 * min);
fromDate.setValue(from);
fromTime.setValue(from);
toDate.setValue(to);
toTime.setValue(to);
}
private ContentPanel createContent() {
TEXT_AREA.setReadOnly(true);
final TextButton refreshButton = new TextButton("Refresh");
refreshButton.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
refresh();
}
});
final TextButton newPatButton = new TextButton("Obtain new PAT token");
newPatButton.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
final ProgressDialog progressDialog = new ProgressDialog("Perform operation...");
progressDialog.show();
getService()
.obtainNewPat(
new AsyncCallback<String>() {
@Override
public void onFailure(Throwable caught) {
progressDialog.hide();
handleException(caught);
GwtUtils.showError("Unable to obtain new PAT token.");
refresh();
}
@Override
public void onSuccess(String result) {
progressDialog.hide();
GwtUtils.showInformation("PAT token is obtained successfully.");
refresh();
}
});
}
});
final TextButton clearButton = new TextButton("Clear");
clearButton.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
getService()
.clearLogs(
new AsyncCallback<Void>() {
@Override
public void onFailure(Throwable p_throwable) {
handleException(p_throwable);
GwtUtils.showError("Unable to clear logs.");
}
@Override
public void onSuccess(Void p_void) {
TEXT_AREA.setValue("");
}
});
}
});
final HBoxLayoutContainer h = new HBoxLayoutContainer();
h.add(refreshButton, new BoxLayoutContainer.BoxLayoutData(DEFAULT_MARGINS));
h.add(clearButton, new BoxLayoutContainer.BoxLayoutData(DEFAULT_MARGINS));
h.add(newPatButton, new BoxLayoutContainer.BoxLayoutData(DEFAULT_MARGINS));
final VerticalLayoutContainer v = new VerticalLayoutContainer();
v.add(h, new VerticalLayoutContainer.VerticalLayoutData(1, -1, DEFAULT_MARGINS));
v.add(TEXT_AREA, new VerticalLayoutContainer.VerticalLayoutData(1, 1, DEFAULT_MARGINS));
final ContentPanel cp = new ContentPanel();
cp.setHeadingText("Resource Server Monitor");
cp.add(v);
return cp;
}
public Widget getWidget() {
form2 = new FramedPanel();
form2.setHeadingText("");
form2.setWidth("100%");
FieldSet fieldSet = new FieldSet();
fieldSet.setHeadingText("Emailing Setting");
fieldSet.setCollapsible(true);
fieldSet.setHeight(155);
form2.add(fieldSet);
VerticalLayoutContainer p = new VerticalLayoutContainer();
fieldSet.add(p);
HorizontalPanel hp = new HorizontalPanel();
// statusButton.setValue(true);
// final TextButton refreshButton = new TextButton();
// refreshButton.setIcon(ressources.loading());
// statusButton.setWidth("60px");
hp.add(statusButton);
// hp.add(refreshButton);
p.add(new FieldLabel(hp, "System status"));
month.setTriggerAction(TriggerAction.ALL);
month.setEditable(false);
month.setWidth(100);
month.add(lFrequency);
month.addSelectionHandler(
new SelectionHandler<String>() {
@Override
public void onSelection(SelectionEvent<String> event) {}
});
p.add(new FieldLabel(month, "Frequency"), new VerticalLayoutData(1, -1));
date.addParseErrorHandler(
new ParseErrorHandler() {
@Override
public void onParseError(ParseErrorEvent event) {
Info.display("Parse Error", event.getErrorValue() + " could not be parsed as a date");
}
});
date.addValueChangeHandler(
new ValueChangeHandler<Date>() {
@Override
public void onValueChange(ValueChangeEvent<Date> event) {
String v =
event.getValue() == null
? "nothing"
: DateTimeFormat.getFormat(PredefinedFormat.DATE_MEDIUM)
.format(event.getValue());
}
});
// date.addValidator(new MinDateValidator(new Date()));
p.add(new FieldLabel(date, "Starting date"), new VerticalLayoutData(1, -1));
time.addParseErrorHandler(
new ParseErrorHandler() {
@Override
public void onParseError(ParseErrorEvent event) {}
});
time.setMinValue(new DateWrapper().clearTime().addHours(8).asDate());
time.setMaxValue(new DateWrapper().clearTime().addHours(18).addSeconds(1).asDate());
p.add(new FieldLabel(time, "Starting time"), new VerticalLayoutData(1, -1));
statusButton.addValueChangeHandler(
new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange(ValueChangeEvent<Boolean> event) {
statusButton.setText(statusButton.getValue() ? "On" : "Off");
}
});
load();
form2.addButton(refresh);
form2.addButton(save);
refresh.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
refresh.setIcon(ressources.loading());
refresh.setEnabled(false);
load();
}
});
save.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
save.setIcon(ressources.loading());
save.setEnabled(false);
save();
}
});
return form2;
}
private void initGUI() {
toolBar = new ToolBar();
TextButton userButton = new TextButton("Profile");
forumButton = new TextButton("Forum");
TextButton chatButton = new TextButton("Chat");
lecturesButton = new TextButton("Lectures", ELearningController.ICONS.lectures());
showProfileItem = new MenuItem("Show profile");
changePasswordItem = new MenuItem("Change Password");
viewLogsItem = new MenuItem("View logs");
logoutItem = new MenuItem("Logout");
userMenu = new Menu();
Menu lecturesMenu = new Menu();
userLecturesItem = new MenuItem("My Lectures");
unenrolledLecturesItem = new MenuItem("Unenrolled Lectures");
unenrolledLecturesItem.setSubMenu(new GridMenu(userLecturesView));
logoutItem.setIcon(ELearningController.ICONS.logout());
userMenu.add(showProfileItem);
userMenu.add(viewLogsItem);
userMenu.add(changePasswordItem);
userMenu.add(logoutItem);
lecturesMenu.add(userLecturesItem);
lecturesMenu.add(unenrolledLecturesItem);
lecturesButton.setMenu(lecturesMenu);
lecturesButton.setWidth(100);
userButton.setWidth(100);
userButton.setIcon(ELearningController.ICONS.profile());
userButton.setMenu(userMenu);
forumButton.setWidth(80);
forumButton.setIcon(ELearningController.ICONS.forum());
chatButton.setWidth(80);
chatButton.setIcon(ELearningController.ICONS.chat());
toolBar.setHorizontalSpacing(5);
toolBar.add(lecturesButton);
toolBar.add(userButton);
toolBar.add(forumButton);
toolBar.add(chatButton);
if (addSettingsButton) {
settingsButton = new TextButton("", ELearningController.ICONS.settings());
toolBar.add(settingsButton);
}
toolBar.setWidth(455);
}
/** This is the entry point method. */
public void onModuleLoad() {
TextButton textButton = new TextButton("Verify GXT Works3");
RootPanel.get().add(textButton);
textButton.addSelectHandler(
new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
String s = new String("test");
MessageBox messageBox = new MessageBox("GXT Works.");
messageBox.show();
}
});
final Button sendButton = new Button("Send");
final TextBox nameField = new TextBox();
nameField.setText("GWT User");
final Label errorLabel = new Label();
// We can add style names to widgets
sendButton.addStyleName("sendButton");
// Add the nameField and sendButton to the RootPanel
// Use RootPanel.get() to get the entire body element
RootPanel.get("nameFieldContainer").add(nameField);
RootPanel.get("sendButtonContainer").add(sendButton);
RootPanel.get("errorLabelContainer").add(errorLabel);
// Focus the cursor on the name field when the app loads
nameField.setFocus(true);
nameField.selectAll();
// Create the popup dialog box
final DialogBox dialogBox = new DialogBox();
dialogBox.setText("Remote Procedure Call");
dialogBox.setAnimationEnabled(true);
final Button closeButton = new Button("Close");
// We can set the id of a widget by accessing its Element
closeButton.getElement().setId("closeButton");
final Label textToServerLabel = new Label();
final HTML serverResponseLabel = new HTML();
VerticalPanel dialogVPanel = new VerticalPanel();
dialogVPanel.addStyleName("dialogVPanel");
dialogVPanel.add(new HTML("<b>Sending name to the server:</b>"));
dialogVPanel.add(textToServerLabel);
dialogVPanel.add(new HTML("<br><b>Server replies:</b>"));
dialogVPanel.add(serverResponseLabel);
dialogVPanel.setHorizontalAlignment(VerticalPanel.ALIGN_RIGHT);
dialogVPanel.add(closeButton);
dialogBox.setWidget(dialogVPanel);
// Add a handler to close the DialogBox
closeButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
dialogBox.hide();
sendButton.setEnabled(true);
sendButton.setFocus(true);
}
});
// Create a handler for the sendButton and nameField
class MyHandler implements ClickHandler, KeyUpHandler {
/** Fired when the user clicks on the sendButton. */
public void onClick(ClickEvent event) {
sendNameToServer();
}
/** Fired when the user types in the nameField. */
public void onKeyUp(KeyUpEvent event) {
if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
sendNameToServer();
}
}
/** Send the name from the nameField to the server and wait for a response. */
private void sendNameToServer() {
// First, we validate the input.
errorLabel.setText("");
String textToServer = nameField.getText();
if (!FieldVerifier.isValidName(textToServer)) {
errorLabel.setText("Please enter at least four characters");
return;
}
// Then, we send the input to the server.
sendButton.setEnabled(false);
textToServerLabel.setText(textToServer);
serverResponseLabel.setText("");
greetingService.greetServer(
textToServer,
new AsyncCallback<String>() {
public void onFailure(Throwable caught) {
// Show the RPC error message to the user
dialogBox.setText("Remote Procedure Call - Failure");
serverResponseLabel.addStyleName("serverResponseLabelError");
serverResponseLabel.setHTML(SERVER_ERROR);
dialogBox.center();
closeButton.setFocus(true);
}
public void onSuccess(String result) {
dialogBox.setText("Remote Procedure Call");
serverResponseLabel.removeStyleName("serverResponseLabelError");
serverResponseLabel.setHTML(result);
dialogBox.center();
closeButton.setFocus(true);
}
});
}
}
// Add a handler to send the name to the server
MyHandler handler = new MyHandler();
sendButton.addClickHandler(handler);
nameField.addKeyUpHandler(handler);
}
private void initWizardPanel() {
this.setHeight(400);
this.getElement().setMargins(10);
// set headbar button
this.getHeader()
.addTool(
new ToolButton(
ToolButton.CLOSE,
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
cancelHandler.onCancel();
cancel();
}
}));
// add bottom buttons
TextButton prev = new TextButton("back");
TextButton next = new TextButton("next");
TextButton finish = new TextButton("finish");
TextButton cancel = new TextButton("cancel");
this.addButton(prev);
this.addButton(next);
this.addButton(finish);
this.addButton(cancel);
// and add buttons to buttons map
buttons.put(ButtonType.PREV, prev);
buttons.put(ButtonType.NEXT, next);
buttons.put(ButtonType.FINISH, finish);
buttons.put(ButtonType.CANCEL, cancel);
// set button action
prev.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
try {
prevHandlers.get(stepWigs.get(step)).onPrevStep();
} catch (Exception ex) {
}
back();
}
});
next.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
try {
nextHandlers.get(stepWigs.get(step)).onNextStep();
} catch (Exception ex) {
}
next();
}
});
finish.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
try {
finishHandler.onFinish();
} catch (Exception ex) {
}
finish();
}
});
cancel.addSelectHandler(
new SelectEvent.SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
try {
cancelHandler.onCancel();
} catch (Exception ex) {
}
cancel();
}
});
}