AgeDropDownMenu.java

package is.idega.idegaweb.member.isi.block.reports.presentation.inputhandler;

import com.idega.idegaweb.IWResourceBundle;
import com.idega.presentation.IWContext;
import com.idega.presentation.ui.DropDownMenuInputHandler;
/**
 * A presentation object for dynamic reports. Select an age (1-123).
 * 
 * @author <a href="mailto:eiki@idega.is">Eirikur S. Hrafnsson</a>
 */
public class AgeDropDownMenu extends DropDownMenuInputHandler {

	private static final int youngest = 1;

	private static final int oldest = 123;
	
	protected int default_age = -1;

	protected static String IW_BUNDLE_IDENTIFIER = "is.idega.idegaweb.member.isi";
	
	public AgeDropDownMenu() {
		super();
	}

	public void main(IWContext iwc) throws Exception {
		IWResourceBundle iwrb = getResourceBundle(iwc);
		if (this.default_age==-1) {
			addMenuElement(" ",iwrb.getLocalizedString("AgeDropdownmenu.all_ages", "All ages"));
		}
		for (int i = youngest; i <= oldest; i++) {
			addMenuElement(i, Integer.toString(i));
		}
		String selectedElement = getSelectedElementValue();
		if (selectedElement == null || selectedElement.length() == 0) {
			if(this.default_age==-1) {
				setSelectedElement(" ");
			} else {
				setSelectedElement(this.default_age);
			}
		}
	}

	
	/**
	 * @return the year, Integer
	 *  
	 */
	public Object getResultingObject(String[] values, IWContext iwc) throws Exception {
		if (values != null && values.length > 0) {
			String age = values[0];
			if (" ".equals(age)) {
				return null;
			}
			else {
				return new Integer(age);
			}
		}
		else {
			return null;
		}
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see com.idega.business.InputHandler#getDisplayNameOfValue(java.lang.String, com.idega.presentation.IWContext)
	 */
	public String getDisplayForResultingObject(Object value, IWContext iwc) {
		IWResourceBundle iwrb = getResourceBundle(iwc);
		if (value != null) {
			return value.toString();
		} else {
			if(this.default_age==-1) {
				return iwrb.getLocalizedString("AgeDropdownmenu.all_ages", "All ages");
			} else {
				return "" + this.default_age;
			}
		}
	}
	
	
	/* (non-Javadoc)
	 * @see com.idega.presentation.PresentationObject#getBundleIdentifier()
	 */
	public String getBundleIdentifier() {
		return IW_BUNDLE_IDENTIFIER;
	}


}