Java OptionElement.setText方法代码示例

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
/**
 * Sets the text of an option element. If the direction of the text is opposite to the page's direction, also wraps it with Unicode bidi formatting
 * characters to prevent garbling, and indicates that this was done by setting the option's <code>BIDI_ATTR_NAME</code> custom attribute.
 *
 * @param option an option element
 * @param text   text to be set to the element
 * @param dir    the text's direction. If {@code null} and direction estimation is turned off, direction is ignored.
 */
protected void setOptionText(OptionElement option, String text, Direction dir) {
    if (dir == null && estimator != null) {
        dir = estimator.estimateDirection(text);
    }
    if (dir == null) {
        option.setText(text);
        option.removeAttribute(BIDI_ATTR_NAME);
    } else {
        String formattedText = BidiFormatter.getInstanceForCurrentLocale().unicodeWrapWithKnownDir(dir, text, false /* isHtml */, false /* dirReset */);
        option.setText(formattedText);
        if (formattedText.length() > text.length()) {
            option.setAttribute(BIDI_ATTR_NAME, "");
        } else {
            option.removeAttribute(BIDI_ATTR_NAME);
        }
    }
}
 

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
private void setupLocaleSelect() {
  final SelectElement select = (SelectElement) Document.get().getElementById(LANG_ELEMENT_ID);
  String currentLocale = LocaleInfo.getCurrentLocale().getLocaleName();
  String[] localeNames = LocaleInfo.getAvailableLocaleNames();
  for (String locale : localeNames) {
    if (!DEFAULT_LOCALE.equals(locale)) {
      String displayName = LocaleInfo.getLocaleNativeDisplayName(locale);
      OptionElement option = Document.get().createOptionElement();
      option.setValue(locale);
      option.setText(displayName);
      select.add(option, null);
      if (locale.equals(currentLocale)) {
        select.setSelectedIndex(select.getLength() - 1);
      }
    }
  }

  EventDispatcherPanel.of(select).registerChangeHandler(null, new WaveChangeHandler() {

    @Override
    public boolean onChange(ChangeEvent event, Element context) {
      UrlBuilder builder = Location.createUrlBuilder().setParameter(
          LOCALE_URLBUILDER_PARAMETER, select.getValue());
      Window.Location.replace(builder.buildString());
      localeService.storeLocale(select.getValue());
      return true;
    }
  });
}
 

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
protected OptionElement createOption(String item, String value)
{
    OptionElement option = Document.get().createOptionElement();
    option.setText(item);
    option.setInnerText(item);
    option.setValue(value);
    return option;
}
 

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
@Override
public void setItemText(int index, String text) {
    if (text == null) {
        throw new NullPointerException("Cannot set an option to have null text");
    }
    OptionElement option = getOption(index);
    option.setText(text);
}
 

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
protected OptionElement createOption(String item, String value) {
    OptionElement option = Document.get().createOptionElement();
    option.setText(item);
    option.setInnerText(item);
    option.setValue(value);
    return option;
}
 

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
public void addItemWithStyle(String item, String value) {
  final SelectElement select = getElement().cast();
  final OptionElement option = Document.get().createOptionElement();
  option.setText(item);
  option.setValue(value);
  option.setClassName(styleName);

  select.add(option, null);
}
 

import com.google.gwt.dom.client.OptionElement; //导入方法依赖的package包/类
private void setupLocaleSelect() {
  final SelectElement select = (SelectElement) Document.get().getElementById("lang");
  String currentLocale = LocaleInfo.getCurrentLocale().getLocaleName();
  String[] localeNames = LocaleInfo.getAvailableLocaleNames();
  for (String locale : localeNames) {
    if (!DEFAULT_LOCALE.equals(locale)) {
      String displayName = LocaleInfo.getLocaleNativeDisplayName(locale);
      OptionElement option = Document.get().createOptionElement();
      option.setValue(locale);
      option.setText(displayName);
      select.add(option, null);
      if (locale.equals(currentLocale)) {
        select.setSelectedIndex(select.getLength() - 1);
      }
    }
  }
  EventDispatcherPanel.of(select).registerChangeHandler(null, new WaveChangeHandler() {

    @Override
    public boolean onChange(ChangeEvent event, Element context) {
      UrlBuilder builder = Location.createUrlBuilder().setParameter(
              "locale", select.getValue());
      Window.Location.replace(builder.buildString());
      localeService.storeLocale(select.getValue());
      return true;
    }
  });
}