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我想創建selectOneMenu
組件與面板如陳列櫃here(最後一個名單「內容與過濾器」)。Primefaces和複雜的視覺selectOneMenu
我的目標是顯示標誌和相關的區域設置。
我的代碼是這一個:
<p:selectOneMenu value="#{locale.selectedLanguage}" var="selected">
<f:selectItems value="#{locale.languages}" var="language" itemValue="#{language}"/>
<p:column>
<p:graphicImage value="resources/images/flags/flag_#{selected}.png" width="40" height="50" />
</p:column>
<p:column>
#{selected}
</p:column>
</p:selectOneMenu>
而且我locale
豆:
@ManagedBean(name="locale")
@SessionScoped
public class LocaleBean {
private static Logger logger = Logger.getLogger(LocaleBean.class);
private String locale;
private List<String> languages;
private String selectedLanguage;
public LocaleBean() {
super();
languages = new ArrayList<String>();
languages.add("fr");
languages.add("en");
}
public String getLocale() {
return locale;
}
public void setLocale(String locale) {
FacesContext.getCurrentInstance().getViewRoot().setLocale(new Locale(locale));
this.locale = locale;
}
public List<String> getLanguages() {
return languages;
}
public void setLanguages(List<String> languages) {
this.languages = languages;
}
public String getSelectedLanguage() {
return selectedLanguage;
}
public void setSelectedLanguage(String selectedLanguage) {
this.selectedLanguage = selectedLanguage;
}
}
有了這個代碼,我selectOneMenu
包含fr
和en
值,而我想要的標誌圖像和語言環境。
當我設置selectItems
標籤itemLabel
屬性foo
我只有foo
值,所以看來我p:column
從不使用/讀取。
哪裏可以是我的錯誤,請嗎?