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The Gwt Calendar UI

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package eu.future.earth.gwt.client.date.week;

import java.util.Date;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.SimplePanel;

import eu.future.earth.gwt.client.FtrGwtDateCss;
import eu.future.earth.gwt.client.date.DateEvent;
import eu.future.earth.gwt.client.date.DateEvent.DateEventActions;
import eu.future.earth.gwt.client.date.DateEventListener;
import eu.future.earth.gwt.client.date.DateRenderer;
import eu.future.earth.gwt.client.date.HasDateEventHandlers;

public class DayHeader extends SimplePanel implements ClickHandler, HasDateEventHandlers {

	final Label label = new Label();

	private Date date = null;

	private DateRenderer renderer = null;

	public DayHeader(Date newDate, DateRenderer newRenderer) {
		super();
		renderer = newRenderer;
		setDate(newDate);
		label.setWidth("100%");

		label.setHorizontalAlignment(Label.ALIGN_CENTER);
		if (renderer.supportDayView() || renderer.headerClickable()) {
			label.setStyleName(FtrGwtDateCss.DAY_HEADER_LABEL_CLICKABLE);
			label.addClickHandler(this);
		} else {
			label.setStyleName(FtrGwtDateCss.DAY_HEADER_LABEL);
		}
		super.setWidget(label);
	}

	public void setDate(Date newDate) {
		date = newDate;
		if (!renderer.gotoDayViewOnClick()) {
			label.setText(renderer.getDayHeaderDateTimeFormatter().format(newDate) + "*");
		} else {
			label.setText(renderer.getDayHeaderDateTimeFormatter().format(newDate));
		}
	}

	public void onClick(ClickEvent newEvent) {
		if (!renderer.gotoDayViewOnClick()) {
			DateEvent.fire(this, date, DateEventActions.DAY_SELECTED);
		} else {
			DateEvent.fire(this, date, DateEventActions.GO_TO_DAY_VIEW);
		}

	}

	public HandlerRegistration addDateEventHandler(DateEventListener handler) {
		return addHandler(handler, DateEvent.getType());
	}

}