package org.richfaces.taglib;
import javax.el.ELException;
import javax.el.ValueExpression;
import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import org.ajax4jsf.webapp.taglib.HtmlComponentTagBase;
import org.richfaces.component.UIToolTip;
/**
* Created 23.08.2007
* @author Alexej Kushunin
* @since 3.2
*/
public abstract class ToolTipTagBase extends HtmlComponentTagBase {
private boolean _showEventSet = false;
private ValueExpression _event = null;
private void logValueDeprecation(ValueExpression event) {
FacesContext facesContext = getFacesContext();
facesContext.getExternalContext().log("showEvent attribute has been already set for component with id: " + this.getId() +
"[" + event.getExpressionString() + "]. event attribute is deprecated and thus has been dropped!");
}
public void setShowEvent(ValueExpression event) {
if (!_showEventSet && _event != null) {
logValueDeprecation(event);
}
_event = event;
_showEventSet = true;
}
public void setEvent(ValueExpression event) {
if (!_showEventSet) {
_event = event;
} else {
logValueDeprecation(_event);
}
}
protected void setProperties(UIComponent component) {
super.setProperties(component);
if (_event != null) {
if (_event.isLiteralText()) {
UIToolTip toolTip = (UIToolTip) component;
try {
toolTip.setShowEvent(_event.getExpressionString());
} catch (ELException e) {
throw new FacesException(e);
}
} else {
component.setValueExpression("showEvent", _event);
}
}
}
public void release() {
super.release();
_showEventSet = false;
_event = null;
}
}