Example usage for com.google.gwt.event.logical.shared ValueChangeEvent getValue

Introduction

In this page you can find the example usage for com.google.gwt.event.logical.shared ValueChangeEvent getValue.

Prototype

public T getValue() 

Source Link

Document

Gets the value.

Usage

From source file:com.google.gwt.sample.contacts.client.AppController.java

public void onValueChange(ValueChangeEvent<String> event) {
    String token = event.getValue();

    if (token != null) {
        if (token.equals("list")) {
            GWT.runAsync(new RunAsyncCallback() {
                public void onFailure(Throwable caught) {
                }//from w w w .ja v  a 2 s  . co  m

                public void onSuccess() {
                    // lazily initialize our views, and keep them around to be reused
                    //
                    if (contactsView == null) {
                        contactsView = new ContactsViewImpl<ContactDetails>();

                    }
                    new ContactsPresenter(rpcService, eventBus, contactsView,
                            ContactsColumnDefinitionsFactory.getContactsColumnDefinitions()).go(container);
                }
            });
        } else if (token.equals("add") || token.equals("edit")) {
            GWT.runAsync(new RunAsyncCallback() {
                public void onFailure(Throwable caught) {
                }

                public void onSuccess() {
                    // lazily initialize our views, and keep them around to be reused
                    //
                    if (editContactView == null) {
                        editContactView = new EditContactView();

                    }
                    new EditContactPresenter(rpcService, eventBus, editContactView).go(container);
                }
            });
        }
    }
}

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From source file:com.google.gwt.sample.dynatablemvp.client.AppController.java

@Override
public void onValueChange(ValueChangeEvent<String> event) {
    String token = event.getValue();

    if (token != null) {
        DynaTableMvpPresenter presenter = null;

        if (token != null && token.equalsIgnoreCase("list")) {
            // Add remote logging handler
            RequestFactoryLogHandler.LoggingRequestProvider provider = new RequestFactoryLogHandler.LoggingRequestProvider() {
                public LoggingRequest getLoggingRequest() {
                    return requests.loggingRequest();
                }/* w  ww.j a  v a 2  s. co  m*/
            };
            final ErrorDialog errorDialog = new ErrorDialog();
            Logger.getLogger("").addHandler(errorDialog.getHandler());
            Logger.getLogger("")
                    .addHandler(new RequestFactoryLogHandler(provider, Level.WARNING, new ArrayList<String>()));
            container.add(errorDialog);

            presenter = new DynaTableMvpPresenter(requests, eventBus, new DynaTableMvpView(),
                    new BrowserManager());
            personEditor = new PersonEditorWorkflowPresenter(requests, eventBus, new PersonEditorWorkflow(),
                    presenter.getFavoritesManager());
        }

        if (presenter != null) {
            presenter.go(container);
            personEditor.go(container);
        }
    }
}

---

From source file:com.google.gwt.sample.dynatablemvp.client.presenter.DayCheckBoxPresenter.java

protected void bind() {
    //      logger.fine("bind() executed for day: " + display.getDay() + ";");
    display.getCheckBox().addValueChangeHandler(new ValueChangeHandler<Boolean>() {
        public void onValueChange(ValueChangeEvent<Boolean> event) {
            eventBus.fireEvent(new FilterChangeEvent(display.getDay(), event.getValue()));
        }//from   ww w .j a va 2 s. c  o m
    });
    eventBus.addHandler(FilterChangeEvent.TYPE, new FilterChangeEvent.Handler() {
        @Override
        public void onFilterChanged(FilterChangeEvent e) {
            if (e.getDay() == display.getDay()) {
                display.setValue(e.isSelected());
                //                     logger.fine("onFilterChanged() executed: day="
                //                           + e.getDay() + "; isSelected="
                //                           + e.isSelected()+";");
            }
        }
    });

}

---

From source file:com.google.gwt.sample.expenses.client.place.ProxyListPlacePicker.java

License:Apache License

public void onValueChange(ValueChangeEvent<ProxyListPlace> event) {
    placeController.goTo(event.getValue());
}

---

From source file:com.google.gwt.sample.showcase.client.content.widgets.CwDatePicker.java

License:Apache License

/**
 * Initialize this example./* w w w. ja v a  2s  .  c o m*/
 */
@SuppressWarnings("deprecation")
@ShowcaseSource
@Override
public Widget onInitialize() {
    // Create a basic date picker
    DatePicker datePicker = new DatePicker();
    final Label text = new Label();

    // Set the value in the text box when the user selects a date
    datePicker.addValueChangeHandler(new ValueChangeHandler<Date>() {
        public void onValueChange(ValueChangeEvent<Date> event) {
            Date date = event.getValue();
            String dateString = DateTimeFormat.getMediumDateFormat().format(date);
            text.setText(dateString);
        }
    });

    // Set the default value
    datePicker.setValue(new Date(), true);

    // Create a DateBox
    DateTimeFormat dateFormat = DateTimeFormat.getLongDateFormat();
    DateBox dateBox = new DateBox();
    dateBox.setFormat(new DateBox.DefaultFormat(dateFormat));

    // Combine the widgets into a panel and return them
    VerticalPanel vPanel = new VerticalPanel();
    vPanel.add(new HTML(constants.cwDatePickerLabel()));
    vPanel.add(text);
    vPanel.add(datePicker);
    vPanel.add(new HTML(constants.cwDatePickerBoxLabel()));
    vPanel.add(dateBox);
    return vPanel;
}

---

From source file:com.google.gwt.sample.showcase.client.ShowcaseShell.java

License:Apache License

/**
 * Set the content to display.//from   w  w  w.  j a  va2  s .  co m
 *
 * @param content the content
 */
public void setContent(final ContentWidget content) {
    // Clear the old handler.
    if (contentSourceHandler != null) {
        contentSourceHandler.removeHandler();
        contentSourceHandler = null;
    }

    this.content = content;
    if (content == null) {
        tabExample.setVisible(false);
        tabStyle.setVisible(false);
        tabSource.setVisible(false);
        tabSourceList.setVisible(false);
        contentPanel.setWidget(null);
        return;
    }

    // Setup the options bar.
    tabExample.setVisible(true);
    tabStyle.setVisible(content.hasStyle());
    tabSource.setVisible(true);

    /*
     * Show the list of raw source files if there are any. We need to add at
     * least one option to the list for crawlability. If we do not, HtmlUnit
     * innerHtml will close the select tag in the open tag (ie, use a forward
     * slash instead of a separate close tag) which most browsers parse
     * incorrectly.
     */
    tabSourceList.clear();
    tabSourceList.addItem("Example");
    List<String> rawFilenames = content.getRawSourceFilenames();
    if (rawFilenames.size() > 0) {
        String text = tabSource.getText();
        if (!text.endsWith(":")) {
            tabSource.setText(text + ":");
        }
        tabSourceList.setVisible(true);
        for (String filename : rawFilenames) {
            tabSourceList.addItem(filename);
        }
        tabSourceList.setSelectedIndex(0);
    } else {
        String text = tabSource.getText();
        if (text.endsWith(":")) {
            tabSource.setText(text.substring(0, text.length() - 1));
        }
        tabSourceList.setVisible(false);
    }

    // Handle user requests for raw source.
    contentSourceHandler = content.addValueChangeHandler(new ValueChangeHandler<String>() {
        public void onValueChange(ValueChangeEvent<String> event) {
            // Select the file in the list box.
            String filename = event.getValue();
            int index = content.getRawSourceFilenames().indexOf(filename);
            tabSourceList.setSelectedIndex(index + 1);

            // Show the file.
            showSourceFile();
        }
    });

    // Show the widget.
    showExample();
}

---

From source file:com.google.gwt.sample.stockwatcher.client.Login.java

@UiHandler("loginBox")
void handleLoginChange(ValueChangeEvent<String> event) {
    if (event.getValue().length() < 6) {
        completionLabel1.setText("Login too short (Size must be > 6)");
        tooShort = true;// ww w  . ja  v a 2s .  c om
    } else {
        tooShort = false;
        completionLabel1.setText("");
    }
}

---

From source file:com.google.gwt.sample.stockwatcher.client.Login.java

@UiHandler("passwordBox")
void handlePasswordChange(ValueChangeEvent<String> event) {
    if (event.getValue().length() < 6) {
        tooShort = true;//from   ww w .j  a va  2 s  .com
        completionLabel2.setText("Password too short (Size must be > 6)");
    } else {
        tooShort = false;
        completionLabel2.setText("");
    }
}

---

From source file:com.google.gwt.sample.stockwatcher.client.NavigationHandler.java

/**
 * Currently supports:/*from  w  ww.  j a  v  a2 s.c  o  m*/
 * 
 * found!{command}!... where command can be "newplayer" to show new player form
 * homepage
 * market
 * TODO: manual
 */
@Override
public void onValueChange(ValueChangeEvent<String> event) {
    // We've extended ValueChangeEvent<String> so we can be sure event is a String (right?)
    String historyToken = event.getValue();

    logger.log(Level.INFO, "NavigationHandler.onValueChange(" + historyToken + ") running");

    appPage = "";
    args = new String[] {};
    appPageReference = null;
    command = "";

    if (historyToken.contains("!")) {
        String[] parts = historyToken.split("!");
        appPage = parts[0];

        command = parts[1];
    } else {
        appPage = historyToken;
        command = "";
    }

    logger.log(Level.INFO, "appPage = " + appPage);
    logger.log(Level.INFO, "command = " + command);

    // Get a reference to the singleton ContentController
    ContentContainer contentContainer = ContentContainer.getInstance();

    // Parse the history token
    if (appPage == "found") {

        logger.log(Level.INFO, "loading found page");

        if (command == "newplayer") {
            logger.log(Level.INFO, "Revealing new player form");
            foundpage.showNewPlayer();

        } else {
            logger.log(Level.INFO, "Hiding new player form");
            foundpage.hideNewPlayer();
        }

        appPageReference = foundpage;
    } else if (historyToken == "homepage") {
        appPageReference = homepage;
    } // TODO: UN NULL THIS
    else if (historyToken == "manual") {
    } // TODO: UN NULL THIS
    else if (historyToken == "market") {
        appPageReference = marketpage;
    }

    logger.log(Level.INFO, "NavigationHandler redrawing content div");
    contentContainer.setDivContent(appPageReference, "content");
}

---

From source file:com.google.livingstories.client.contentmanager.ContentItemManager.java

License:Apache License

/** creates a panel of datePickers in a popup, including setting up appropriate event handling.*/
private Widget createDatePickerPanel() {
    datePopup = new PopupPanel(false /* doesn't close if you click away */, true /* modal */);
    // TODO: Make it possible for the user to cancel, either by clicking away from
    // the popup panel or by hitting an explicit cancel button.
    startDatePicker = new DatePicker();
    startTime = new TextBox();
    hasSeparateEndDate = new CheckBox("Event has a separate end date & time");
    endDatePicker = new DatePicker();
    endTime = new TextBox();
    endTime.setEnabled(false);/* w w w  .j a v  a2s.  c  o  m*/

    Grid table = new Grid(5, 2);
    table.setWidget(1, 0, new Label("Start date:"));
    table.setWidget(2, 0, startDatePicker);
    table.setWidget(3, 0, new Label("Start time:"));
    table.setWidget(4, 0, startTime);
    table.setWidget(0, 1, hasSeparateEndDate);
    table.setWidget(1, 1, new Label("End date:"));
    table.setWidget(2, 1, endDatePicker);
    table.setWidget(3, 1, new Label("End time:"));
    table.setWidget(4, 1, endTime);

    Button okButton = new Button("OK");
    final InlineLabel problemLabel = new InlineLabel("");
    problemLabel.setStylePrimaryName("serverResponseLabelError");

    FlowPanel panel = new FlowPanel();
    panel.add(table);
    panel.add(new Label("Event time may be blank, or should be entered as, e.g., 3:00 PM."));
    panel.add(okButton);
    panel.add(problemLabel);

    hasSeparateEndDate.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
        @Override
        public void onValueChange(ValueChangeEvent<Boolean> event) {
            boolean isChecked = event.getValue().booleanValue();
            // endDatePicker.setEnabled(isChecked);  -- if only the API supported it. :-(
            endTime.setEnabled(isChecked);
        }
    });

    okButton.addClickHandler(new ClickHandler() {
        @Override
        public void onClick(ClickEvent event) {
            Date endDateTime = getEndDateTime();
            if (endDateTime != null && endDateTime.before(getStartDateTime())) {
                problemLabel.setText("End date/time cannot be before start date/time");
            } else {
                problemLabel.setText("");
                datePopup.hide();
                setDateTriggerText();
            }
        }
    });

    datePopup.setWidget(panel);
    return datePopup;
}

---

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