Example usage for com.google.gwt.event.dom.client ChangeEvent ChangeEvent

Introduction

In this page you can find the example usage for com.google.gwt.event.dom.client ChangeEvent ChangeEvent.

Prototype

protected ChangeEvent() 

Source Link

Document

Protected constructor, use DomEvent#fireNativeEvent(com.google.gwt.dom.client.NativeEvent,com.google.gwt.event.shared.HasHandlers) to fire change events.

Usage

From source file:com.google.livingstories.client.ui.ContentItemListBox.java

License:Apache License

public void addOrUpdateContentItem(BaseContentItem contentItem) {
    boolean isAdd = !loadedContentItemsMap.containsKey(contentItem.getId());
    loadedContentItemsMap.put(contentItem.getId(), contentItem);
    // Change the filter if necessary so that the added/updated content item
    // is visible and selectable.
    if (filter.getSelectedConstant() != null
            && !contentItem.getContentItemType().equals(filter.getSelectedConstant())) {
        filter.selectConstant(null);/*from  w  w w  . jav  a2s .  c o m*/
    }
    itemList.refresh();
    itemList.selectItemWithValue(String.valueOf(contentItem.getId()));
    if (isAdd) {
        itemList.fireEvent(new ChangeEvent() {
        });
    }
}

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From source file:com.google.zxing.web.generator.client.CalendarEventGenerator.java

License:Apache License

public CalendarEventGenerator(final ChangeHandler handler, KeyPressHandler keyListener) {
    eventName.addStyleName(StylesDefs.INPUT_FIELD_REQUIRED);
    eventName.addChangeHandler(handler);
    eventName.addKeyPressHandler(keyListener);
    setDateToTextBox(timePicker1, new Date());
    try {/*from   w w w .java  2 s  . c  o m*/
        setDateToTextBox(timePicker2, addMilliseconds(getDateFromTextBox(timePicker1), ONE_HOUR));
        timePicker1PreviousDate = getDateFromTextBox(timePicker1);
    } catch (GeneratorException ge) {
        throw new IllegalStateException(ge);
    }

    buildTimeZoneList();
    timeZones.setSelectedIndex(25);
    timeZones.addKeyPressHandler(keyListener);
    timePicker1.addValueChangeHandler(new ValueChangeHandler<String>() {
        @Override
        public void onValueChange(ValueChangeEvent<String> valueChangeEvent) {
            Date time = timePicker1PreviousDate;
            Date time1;
            Date time2;
            try {
                time1 = getDateFromTextBox(timePicker1);
                time2 = getDateFromTextBox(timePicker2);
            } catch (GeneratorException e) {
                return;
            }
            if (time2.after(time)) {
                // keep the same time difference if the interval is valid.
                long diff = time2.getTime() - time.getTime();
                setDateToTextBox(timePicker2, addMilliseconds(time1, diff));
            } else {
                // otherwise erase the end date and set it to startdate + one hour.
                setDateToTextBox(timePicker2, addMilliseconds(time1, ONE_HOUR));
            }
            // no need to call onChange for timePicker1, since it will be called
            // for timePicker2 when changes are made.
            // listener.onChange(timePicker1);
            timePicker1PreviousDate = time1;
        }
    });
    timePicker2.addValueChangeHandler(new ValueChangeHandler<String>() {
        @Override
        public void onValueChange(ValueChangeEvent<String> valueChangeEvent) {
            // Hack to stitch together these old and new APIs
            ChangeEvent event = new ChangeEvent() {
                @Override
                public Object getSource() {
                    return timePicker2;
                }
            };
            handler.onChange(event);
        }
    });
}

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