public HtmlInputNumberSpinner createInputNumberSpinner() {
// RichFaces 4 uses uppercase 'I' for component, uppercase 'I' for renderer
return FacesUtils.createComponent(
HtmlInputNumberSpinner.COMPONENT_TYPE, "org.richfaces.InputNumberSpinnerRenderer");
}
public HtmlInputNumberSpinner createInputNumberSpinner() {
// RichFaces 3 uses lowercase 'i' for component, uppercase 'I' for renderer
return FacesUtils.createComponent(
"org.richfaces.inputNumberSpinner", "org.richfaces.InputNumberSpinnerRenderer");
}
public UIComponent buildWidget(
String elementName, Map<String, String> attributes, UIMetawidget metawidget) {
FacesContext context = FacesContext.getCurrentInstance();
Application application = context.getApplication();
Class<?> clazz = WidgetBuilderUtils.getActualClassOrType(attributes, null);
if (clazz == null) {
return null;
}
// Autocomplete box
if (String.class.equals(clazz)) {
String facesSuggest = attributes.get(FACES_SUGGEST);
if (facesSuggest != null) {
UIAutocomplete autoComplete =
FacesUtils.createComponent(
UIAutocomplete.COMPONENT_TYPE, "org.richfaces.AutocompleteRenderer");
// new Class[] { ELContext.class, UIComponent.class, String.class } is what
// AutocompleteRendererBase.getItems is looking for
autoComplete.setAutocompleteMethod(
application
.getExpressionFactory()
.createMethodExpression(
context.getELContext(),
facesSuggest,
Object.class,
new Class[] {ELContext.class, UIComponent.class, String.class}));
// Some reasonable defaults
autoComplete.setMinChars(2);
autoComplete.setMode(AutocompleteMode.cachedAjax);
return autoComplete;
}
}
return null;
}
public UIComponent buildWidget(
String elementName, Map<String, String> attributes, UIMetawidget metawidget) {
// Not for RichFaces?
if (TRUE.equals(attributes.get(HIDDEN))) {
return null;
}
// Note: we tried implementing lookups using org.richfaces.ComboBox, but that
// allows manual input and if you set enableManualInput=false it behaves a
// bit screwy for our liking (ie. if you hit backspace the browser goes back)
if (attributes.containsKey(FACES_LOOKUP) || attributes.containsKey(LOOKUP)) {
return null;
}
// Lookup the class
Class<?> clazz = WidgetBuilderUtils.getActualClassOrType(attributes, null);
if (clazz == null) {
return null;
}
// Primitives
if (clazz.isPrimitive()) {
// Not for RichFaces
if (boolean.class.equals(clazz) || char.class.equals(clazz)) {
return null;
}
// Ranged
UIComponent ranged = createRanged(attributes);
if (ranged != null) {
return ranged;
}
// Not-ranged
HtmlInputNumberSpinner spinner = VERSION_SPECIFIC_WIDGET_BUILDER.createInputNumberSpinner();
// May be ranged in one dimension only. In which case, explictly range the *other*
// dimension because RichFaces defaults to 0-100
String minimumValue = attributes.get(MINIMUM_VALUE);
if (minimumValue != null && !"".equals(minimumValue)) {
spinner.setMinValue(minimumValue);
} else if (byte.class.equals(clazz)) {
spinner.setMinValue(String.valueOf(Byte.MIN_VALUE));
} else if (short.class.equals(clazz)) {
spinner.setMinValue(String.valueOf(Short.MIN_VALUE));
} else if (int.class.equals(clazz)) {
spinner.setMinValue(String.valueOf(Integer.MIN_VALUE));
} else if (long.class.equals(clazz)) {
spinner.setMinValue(String.valueOf(Long.MIN_VALUE));
} else if (float.class.equals(clazz)) {
spinner.setMinValue(String.valueOf(-Float.MAX_VALUE));
} else if (double.class.equals(clazz)) {
spinner.setMinValue(String.valueOf(-Double.MAX_VALUE));
}
String maximumValue = attributes.get(MAXIMUM_VALUE);
if (maximumValue != null && !"".equals(maximumValue)) {
spinner.setMaxValue(maximumValue);
} else if (byte.class.equals(clazz)) {
spinner.setMaxValue(String.valueOf(Byte.MAX_VALUE));
} else if (short.class.equals(clazz)) {
spinner.setMaxValue(String.valueOf(Short.MAX_VALUE));
} else if (int.class.equals(clazz)) {
spinner.setMaxValue(String.valueOf(Integer.MAX_VALUE));
} else if (long.class.equals(clazz)) {
spinner.setMaxValue(String.valueOf(Long.MAX_VALUE));
} else if (float.class.equals(clazz)) {
spinner.setMaxValue(String.valueOf(Float.MAX_VALUE));
} else if (double.class.equals(clazz)) {
spinner.setMaxValue(String.valueOf(Double.MAX_VALUE));
}
// Wraps around?
spinner.setCycled(false);
// Stepped
if (float.class.equals(clazz) || double.class.equals(clazz)) {
spinner.setStep("0.1");
}
return spinner;
}
// Dates
//
// Note: when http://jira.jboss.org/jira/browse/RF-2023 gets implemented, that
// would allow external, app-level configuration of this Calendar
if (Date.class.isAssignableFrom(clazz)) {
UICalendar calendar =
FacesUtils.createComponent(HtmlCalendar.COMPONENT_TYPE, "org.richfaces.CalendarRenderer");
if (attributes.containsKey(DATETIME_PATTERN)) {
calendar.setDatePattern(attributes.get(DATETIME_PATTERN));
}
if (attributes.containsKey(LOCALE)) {
calendar.setLocale(new Locale(attributes.get(LOCALE)));
}
if (attributes.containsKey(TIME_ZONE)) {
calendar.setTimeZone(TimeZone.getTimeZone(attributes.get(TIME_ZONE)));
}
return calendar;
}
// Object primitives
if (Number.class.isAssignableFrom(clazz)) {
// Ranged
UIComponent ranged = createRanged(attributes);
if (ranged != null) {
return ranged;
}
// Not-ranged
//
// Until https://jira.jboss.org/jira/browse/RF-4450 is fixed, do not use
// UIInputNumberSpinner for nullable numbers
}
// RichFaces version-specific
return VERSION_SPECIFIC_WIDGET_BUILDER.buildWidget(elementName, attributes, metawidget);
}
public UIComponent buildWidget(
String elementName, Map<String, String> attributes, UIMetawidget metawidget) {
FacesContext context = FacesContext.getCurrentInstance();
Application application = context.getApplication();
Class<?> clazz = WidgetBuilderUtils.getActualClassOrType(attributes, null);
if (clazz == null) {
return null;
}
// Colors (as of RichFaces 3.3.1)
if (Color.class.equals(clazz)) {
if (WidgetBuilderUtils.isReadOnly(attributes)) {
return FacesContext.getCurrentInstance()
.getApplication()
.createComponent(HtmlOutputText.COMPONENT_TYPE);
}
return application.createComponent("org.richfaces.ColorPicker");
}
// Suggestion box
//
// Note: for suggestion box to work in table column footer facets, you need
// https://jira.jboss.org/jira/browse/RF-7700
if (String.class.equals(clazz)) {
String facesSuggest = attributes.get(FACES_SUGGEST);
if (facesSuggest != null) {
UIComponent stubComponent = application.createComponent(UIStub.COMPONENT_TYPE);
List<UIComponent> children = stubComponent.getChildren();
// Standard text box
HtmlInputText inputText =
(HtmlInputText) application.createComponent(HtmlInputText.COMPONENT_TYPE);
inputText.setStyle(((HtmlMetawidget) metawidget).getStyle());
inputText.setStyleClass(((HtmlMetawidget) metawidget).getStyleClass());
children.add(inputText);
UISuggestionBox suggestionBox =
(UISuggestionBox) application.createComponent(HtmlSuggestionBox.COMPONENT_TYPE);
// Lock the 'id's so they don't get changed. This is important for the
// JavaScript getElementById that RichFaces generates. Also, do not just use
// 'viewRoot.createUniqueId' because, as per the RenderKit specification:
//
// "If the value returned from component.getId() is non-null and does not start
// with UIViewRoot.UNIQUE_ID_PREFIX, call component.getClientId() and render
// the result as the value of the id attribute in the markup for the component."
//
// Therefore the 'id' attribute is never rendered, therefore the JavaScript
// getElementById doesn't work. Add our own prefix instead
inputText.setId("suggestionText_" + FacesUtils.createUniqueId());
suggestionBox.setId("suggestionBox_" + FacesUtils.createUniqueId());
// Suggestion box
suggestionBox.setFor(inputText.getId());
suggestionBox.setVar("_internal");
children.add(suggestionBox);
try {
// RichFaces 3.2/JSF 1.2 mode
//
// Note: we wrap the MethodExpression as an Object[] to stop link-time
// dependencies on javax.el.MethodExpression, so that we still work with
// JSF 1.1
//
// Note: according to JavaDocs returnType is only important when literal
// (i.e. without #{...}) expression is used, otherwise Object.class is fine
// (http://community.jboss.org/message/516830#516830)
Object[] methodExpression =
new Object[] {
application
.getExpressionFactory()
.createMethodExpression(
context.getELContext(),
facesSuggest,
Object.class,
new Class[] {Object.class})
};
ClassUtils.setProperty(suggestionBox, "suggestionAction", methodExpression[0]);
} catch (Exception e) {
// RichFaces 3.1/JSF 1.1 mode
MethodBinding methodBinding =
application.createMethodBinding(facesSuggest, new Class[] {Object.class});
suggestionBox.setSuggestionAction(methodBinding);
}
// Column
//
// Note: this must be javax.faces.component.html.HtmlColumn, not
// org.richfaces.component.html.HtmlColumn. The latter displayed okay, but when
// a value was selected it did not populate back to the HtmlInputText
UIColumn column =
(UIColumn)
application.createComponent(javax.faces.component.html.HtmlColumn.COMPONENT_TYPE);
column.setId(FacesUtils.createUniqueId());
suggestionBox.getChildren().add(column);
// Output text box
UIComponent columnText = application.createComponent(HtmlOutputText.COMPONENT_TYPE);
columnText.setId(FacesUtils.createUniqueId());
ValueBinding valueBinding = application.createValueBinding("#{_internal}");
columnText.setValueBinding("value", valueBinding);
column.getChildren().add(columnText);
return stubComponent;
}
}
return null;
}
@SuppressWarnings("deprecation")
public UIComponent processWidget(
UIComponent component,
String elementName,
Map<String, String> attributes,
UIMetawidget metawidget) {
// Actions don't get converters
if (ACTION.equals(elementName)) {
return component;
}
// Recurse into stubs...
if (component instanceof UIStub) {
// ...whose children have the same value binding as us...
//
// (this is important because choice of Converter is based off the attributes Map, and
// if the value binding is different then all bets are off as to the accuracy of the
// attributes)
javax.faces.el.ValueBinding valueBinding = component.getValueBinding("value");
if (valueBinding != null) {
String expressionString = valueBinding.getExpressionString();
List<UIComponent> children = component.getChildren();
for (UIComponent componentChild : children) {
javax.faces.el.ValueBinding childValueBinding = componentChild.getValueBinding("value");
if (childValueBinding == null) {
continue;
}
if (!expressionString.equals(childValueBinding.getExpressionString())) {
continue;
}
// ...and apply the Converter to them
processWidget(componentChild, elementName, attributes, metawidget);
}
}
return component;
}
// Ignore components that cannot have Converters
if (!(component instanceof ValueHolder)) {
return component;
}
// Defer evaluation of EL-based converters, else we will fail trying to store/restore them
// from the ViewState
ValueHolder valueHolder = (ValueHolder) component;
String converterId = attributes.get(FACES_CONVERTER);
if (converterId != null && FacesUtils.isExpression(converterId)) {
FacesContext context = FacesContext.getCurrentInstance();
component.setValueBinding(
"converter", context.getApplication().createValueBinding(converterId));
return component;
}
// Standard Converter
valueHolder.setConverter(getConverter(valueHolder, attributes));
return component;
}
