* Vaadin Calendar is for visualizing events in a calendar. Calendar events can * be visualized in the variable length view depending on the start and end * dates. *
* ** Construct a Vaadin Calendar with event provider. Event provider is * obligatory, because calendar component will query active events through * it. *
* ** By default, Vaadin Calendar will show dates from the start of the current * week to the end of the current week. Use {@link #setStartDate(Date)} and * {@link #setEndDate(Date)} to change this. *
* * @param eventProvider * Event provider, cannot be null. */ public Calendar(CalendarEventProvider eventProvider) { this(null, eventProvider); } /** ** Construct a Vaadin Calendar with event provider and a caption. Event * provider is obligatory, because calendar component will query active * events through it. *
* ** By default, Vaadin Calendar will show dates from the start of the current * week to the end of the current week. Use {@link #setStartDate(Date)} and * {@link #setEndDate(Date)} to change this. *
* * @param eventProvider * Event provider, cannot be null. */ // this is the constructor every other constructor calls public Calendar(String caption, CalendarEventProvider eventProvider) { registerRpc(rpc); setCaption(caption); handlers = new HashMapsetTimeFormat(TimeFormat.Format12H); Set to
* null, if you want the format being defined by the locale.
*
* @param format
* Set 12h or 24h format. Default is defined by the locale.
*/
public void setTimeFormat(TimeFormat format) {
currentTimeFormat = format;
markAsDirty();
}
/**
* Returns a time zone that is currently used by this component.
*
* @return Component's Time zone
*/
public TimeZone getTimeZone() {
if (timezone == null) {
return currentCalendar.getTimeZone();
}
return timezone;
}
/**
* Set time zone that this component will use. Null value sets the default
* time zone.
*
* @param zone
* Time zone to use
*/
public void setTimeZone(TimeZone zone) {
timezone = zone;
if (!currentCalendar.getTimeZone().equals(zone)) {
if (zone == null) {
zone = TimeZone.getDefault();
}
currentCalendar.setTimeZone(zone);
df_date_time.setTimeZone(zone);
markAsDirty();
}
}
/**
* Get the internally used Calendar instance. This is the currently used
* instance of {@link java.util.Calendar} but is bound to change during the
* lifetime of the component.
*
* @return the currently used java calendar
*/
public java.util.Calendar getInternalCalendar() {
return currentCalendar;
}
/**
* * This method restricts the weekdays that are shown. This affects both the * monthly and the weekly view. The general contract is that firstDay < * lastDay. *
* ** Note that this only affects the rendering process. Events are still * requested by the dates set by {@link #setStartDate(Date)} and * {@link #setEndDate(Date)}. *
* * @param firstDay * the first day of the week to show, between 1 and 7 */ public void setFirstVisibleDayOfWeek(int firstDay) { if (this.firstDay != firstDay && firstDay >= 1 && firstDay <= 7 && getLastVisibleDayOfWeek() >= firstDay) { this.firstDay = firstDay; getState().firstVisibleDayOfWeek = firstDay; } } /** * Get the first visible day of the week. Returns the weekdays as integers * represented by {@link java.util.Calendar#DAY_OF_WEEK} * * @return An integer representing the week day according to * {@link java.util.Calendar#DAY_OF_WEEK} */ public int getFirstVisibleDayOfWeek() { return firstDay; } /** ** This method restricts the weekdays that are shown. This affects both the * monthly and the weekly view. The general contract is that firstDay < * lastDay. *
* ** Note that this only affects the rendering process. Events are still * requested by the dates set by {@link #setStartDate(Date)} and * {@link #setEndDate(Date)}. *
* * @param lastDay * the first day of the week to show, between 1 and 7 */ public void setLastVisibleDayOfWeek(int lastDay) { if (this.lastDay != lastDay && lastDay >= 1 && lastDay <= 7 && getFirstVisibleDayOfWeek() <= lastDay) { this.lastDay = lastDay; getState().lastVisibleDayOfWeek = lastDay; } } /** * Get the last visible day of the week. Returns the weekdays as integers * represented by {@link java.util.Calendar#DAY_OF_WEEK} * * @return An integer representing the week day according to * {@link java.util.Calendar#DAY_OF_WEEK} */ public int getLastVisibleDayOfWeek() { return lastDay; } /** ** This method restricts the hours that are shown per day. This affects the * weekly view. The general contract is that firstHour < lastHour. *
* ** Note that this only affects the rendering process. Events are still * requested by the dates set by {@link #setStartDate(Date)} and * {@link #setEndDate(Date)}. *
* * @param firstHour * the first hour of the day to show, between 0 and 23 */ public void setFirstVisibleHourOfDay(int firstHour) { if (this.firstHour != firstHour && firstHour >= 0 && firstHour <= 23 && firstHour <= getLastVisibleHourOfDay()) { this.firstHour = firstHour; getState().firstHourOfDay = firstHour; } } /** * Returns the first visible hour in the week view. Returns the hour using a * 24h time format * */ public int getFirstVisibleHourOfDay() { return firstHour; } /** ** This method restricts the hours that are shown per day. This affects the * weekly view. The general contract is that firstHour < lastHour. *
* ** Note that this only affects the rendering process. Events are still * requested by the dates set by {@link #setStartDate(Date)} and * {@link #setEndDate(Date)}. *
* * @param lastHour * the first hour of the day to show, between 0 and 23 */ public void setLastVisibleHourOfDay(int lastHour) { if (this.lastHour != lastHour && lastHour >= 0 && lastHour <= 23 && lastHour >= getFirstVisibleHourOfDay()) { this.lastHour = lastHour; getState().lastHourOfDay = lastHour; } } /** * Returns the last visible hour in the week view. Returns the hour using a * 24h time format * */ public int getLastVisibleHourOfDay() { return lastHour; } /** * Gets the date caption format for the weekly view. * * @return The pattern used in caption of dates in weekly view. */ public String getWeeklyCaptionFormat() { return weeklyCaptionFormat; } /** * Sets custom date format for the weekly view. This is the caption of the * date. Format could be like "mmm MM/dd". * * @param dateFormatPattern * The date caption pattern. */ public void setWeeklyCaptionFormat(String dateFormatPattern) { if ((weeklyCaptionFormat == null && dateFormatPattern != null) || (weeklyCaptionFormat != null && !weeklyCaptionFormat .equals(dateFormatPattern))) { weeklyCaptionFormat = dateFormatPattern; markAsDirty(); } } private DateFormat getWeeklyCaptionFormatter() { if (weeklyCaptionFormat != null) { return new SimpleDateFormat(weeklyCaptionFormat, getLocale()); } else { return SimpleDateFormat.getDateInstance(SimpleDateFormat.SHORT, getLocale()); } } /** * Get the day of week by the given calendar and its locale * * @param calendar * The calendar to use * @return */ private static int getDowByLocale(java.util.Calendar calendar) { int fow = calendar.get(java.util.Calendar.DAY_OF_WEEK); // monday first if (calendar.getFirstDayOfWeek() == java.util.Calendar.MONDAY) { fow = (fow == java.util.Calendar.SUNDAY) ? 7 : fow - 1; } return fow; } /** * Is the user allowed to trigger events which alters the events * * @return true if the client is allowed to send changes to server * @see #isEventClickAllowed() */ protected boolean isClientChangeAllowed() { return !isReadOnly() && isEnabled(); } /** * Is the user allowed to trigger click events * * @return true if the client is allowed to click events * @see #isClientChangeAllowed() */ protected boolean isEventClickAllowed() { return isEnabled(); } /** * Fires an event when the user selecing moving forward/backward in the * calendar. * * @param forward * True if the calendar moved forward else backward is assumed. */ protected void fireNavigationEvent(boolean forward) { if (forward) { fireEvent(new ForwardEvent(this)); } else { fireEvent(new BackwardEvent(this)); } } /** * Fires an event move event to all server side move listerners * * @param index * The index of the event in the events list * @param newFromDatetime * The changed from date time */ protected void fireEventMove(int index, Date newFromDatetime) { MoveEvent event = new MoveEvent(this, events.get(index), newFromDatetime); if (calendarEventProvider instanceof EventMoveHandler) { // Notify event provider if it is an event move handler ((EventMoveHandler) calendarEventProvider).eventMove(event); } // Notify event move handler attached by using the // setHandler(EventMoveHandler) method fireEvent(event); } /** * Fires event when a week was clicked in the calendar. * * @param week * The week that was clicked * @param year * The year of the week */ protected void fireWeekClick(int week, int year) { fireEvent(new WeekClick(this, week, year)); } /** * Fires event when a date was clicked in the calendar. Uses an existing * event from the event cache. * * @param index * The index of the event in the event cache. */ protected void fireEventClick(Integer index) { fireEvent(new EventClick(this, events.get(index))); } /** * Fires event when a date was clicked in the calendar. Creates a new event * for the date and passes it to the listener. * * @param date * The date and time that was clicked */ protected void fireDateClick(Date date) { fireEvent(new DateClickEvent(this, date)); } /** * Fires an event range selected event. The event is fired when a user * highlights an area in the calendar. The highlighted areas start and end * dates are returned as arguments. * * @param from * The start date and time of the highlighted area * @param to * The end date and time of the highlighted area * @param monthlyMode * Is the calendar in monthly mode */ protected void fireRangeSelect(Date from, Date to, boolean monthlyMode) { fireEvent(new RangeSelectEvent(this, from, to, monthlyMode)); } /** * Fires an event resize event. The event is fired when a user resizes the * event in the calendar causing the time range of the event to increase or * decrease. The new start and end times are returned as arguments to this * method. * * @param index * The index of the event in the event cache * @param startTime * The new start date and time of the event * @param endTime * The new end date and time of the event */ protected void fireEventResize(int index, Date startTime, Date endTime) { EventResize event = new EventResize(this, events.get(index), startTime, endTime); if (calendarEventProvider instanceof EventResizeHandler) { // Notify event provider if it is an event resize handler ((EventResizeHandler) calendarEventProvider).eventResize(event); } // Notify event resize handler attached by using the // setHandler(EventMoveHandler) method fireEvent(event); } /** * Localized display names for week days starting from sunday. Returned * array's length is always 7. * * @return Array of localized weekday names. */ protected String[] getDayNamesShort() { DateFormatSymbols s = new DateFormatSymbols(getLocale()); return Arrays.copyOfRange(s.getWeekdays(), 1, 8); } /** * Localized display names for months starting from January. Returned * array's length is always 12. * * @return Array of localized month names. */ protected String[] getMonthNamesShort() { DateFormatSymbols s = new DateFormatSymbols(getLocale()); return Arrays.copyOf(s.getShortMonths(), 12); } /** * Gets a date that is first day in the week that target given date belongs * to. * * @param date * Target date * @return Date that is first date in same week that given date is. */ protected Date getFirstDateForWeek(Date date) { int firstDayOfWeek = currentCalendar.getFirstDayOfWeek(); currentCalendar.setTime(date); while (firstDayOfWeek != currentCalendar .get(java.util.Calendar.DAY_OF_WEEK)) { currentCalendar.add(java.util.Calendar.DATE, -1); } return currentCalendar.getTime(); } /** * Gets a date that is last day in the week that target given date belongs * to. * * @param date * Target date * @return Date that is last date in same week that given date is. */ protected Date getLastDateForWeek(Date date) { currentCalendar.setTime(date); currentCalendar.add(java.util.Calendar.DATE, 1); int firstDayOfWeek = currentCalendar.getFirstDayOfWeek(); // Roll to weeks last day using firstdayofweek. Roll until FDofW is // found and then roll back one day. while (firstDayOfWeek != currentCalendar .get(java.util.Calendar.DAY_OF_WEEK)) { currentCalendar.add(java.util.Calendar.DATE, 1); } currentCalendar.add(java.util.Calendar.DATE, -1); return currentCalendar.getTime(); } /** * Calculates the end time of the day using the given calendar and date * * @param date * @param calendar * the calendar instance to be used in the calculation. The given * instance is unchanged in this operation. * @return the given date, with time set to the end of the day */ private static Date getEndOfDay(java.util.Calendar calendar, Date date) { java.util.Calendar calendarClone = (java.util.Calendar) calendar .clone(); calendarClone.setTime(date); calendarClone.set(java.util.Calendar.MILLISECOND, calendarClone.getActualMaximum(java.util.Calendar.MILLISECOND)); calendarClone.set(java.util.Calendar.SECOND, calendarClone.getActualMaximum(java.util.Calendar.SECOND)); calendarClone.set(java.util.Calendar.MINUTE, calendarClone.getActualMaximum(java.util.Calendar.MINUTE)); calendarClone.set(java.util.Calendar.HOUR, calendarClone.getActualMaximum(java.util.Calendar.HOUR)); calendarClone.set(java.util.Calendar.HOUR_OF_DAY, calendarClone.getActualMaximum(java.util.Calendar.HOUR_OF_DAY)); return calendarClone.getTime(); } /** * Calculates the end time of the day using the given calendar and date * * @param date * @param calendar * the calendar instance to be used in the calculation. The given * instance is unchanged in this operation. * @return the given date, with time set to the end of the day */ private static Date getStartOfDay(java.util.Calendar calendar, Date date) { java.util.Calendar calendarClone = (java.util.Calendar) calendar .clone(); calendarClone.setTime(date); calendarClone.set(java.util.Calendar.MILLISECOND, 0); calendarClone.set(java.util.Calendar.SECOND, 0); calendarClone.set(java.util.Calendar.MINUTE, 0); calendarClone.set(java.util.Calendar.HOUR, 0); calendarClone.set(java.util.Calendar.HOUR_OF_DAY, 0); return calendarClone.getTime(); } /** * Finds the first day of the week and returns a day representing the start * of that day * * @param start * The actual date * @param expandToFullWeek * Should the returned date be moved to the start of the week * @return If expandToFullWeek is set then it returns the first day of the * week, else it returns a clone of the actual date with the time * set to the start of the day */ protected Date expandStartDate(Date start, boolean expandToFullWeek) { // If the duration is more than week, use monthly view and get startweek // and endweek. Example if views daterange is from tuesday to next weeks // wednesday->expand to monday to nextweeks sunday. If firstdayofweek = // monday if (expandToFullWeek) { start = getFirstDateForWeek(start); } else { start = (Date) start.clone(); } // Always expand to the start of the first day to the end of the last // day start = getStartOfDay(currentCalendar, start); return start; } /** * Finds the last day of the week and returns a day representing the end of * that day * * @param end * The actual date * @param expandToFullWeek * Should the returned date be moved to the end of the week * @return If expandToFullWeek is set then it returns the last day of the * week, else it returns a clone of the actual date with the time * set to the end of the day */ protected Date expandEndDate(Date end, boolean expandToFullWeek) { // If the duration is more than week, use monthly view and get startweek // and endweek. Example if views daterange is from tuesday to next weeks // wednesday->expand to monday to nextweeks sunday. If firstdayofweek = // monday if (expandToFullWeek) { end = getLastDateForWeek(end); } else { end = (Date) end.clone(); } // Always expand to the start of the first day to the end of the last // day end = getEndOfDay(currentCalendar, end); return end; } /** * Set the {@link com.vaadin.addon.calendar.event.CalendarEventProvider * CalendarEventProvider} to be used with this calendar. The EventProvider * is used to query for events to show, and must be non-null. By default a * {@link com.vaadin.addon.calendar.event.BasicEventProvider * BasicEventProvider} is used. * * @param calendarEventProvider * the calendarEventProvider to set. Cannot be null. */ public void setEventProvider(CalendarEventProvider calendarEventProvider) { if (calendarEventProvider == null) { throw new IllegalArgumentException( "Calendar event provider cannot be null"); } // remove old listener if (getEventProvider() instanceof EventSetChangeNotifier) { ((EventSetChangeNotifier) getEventProvider()) .removeEventSetChangeListener(this); } this.calendarEventProvider = calendarEventProvider; // add new listener if (calendarEventProvider instanceof EventSetChangeNotifier) { ((EventSetChangeNotifier) calendarEventProvider) .addEventSetChangeListener(this); } } /** * @return the {@link com.vaadin.addon.calendar.event.CalendarEventProvider * CalendarEventProvider} currently used */ public CalendarEventProvider getEventProvider() { return calendarEventProvider; } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarEvents.EventChangeListener#eventChange * (com.vaadin.addon.calendar.ui.CalendarEvents.EventChange) */ @Override public void eventSetChange(EventSetChangeEvent changeEvent) { // sanity check if (calendarEventProvider == changeEvent.getProvider()) { markAsDirty(); } } /** * Set the handler for the given type information. Mirrors * {@link #addListener(String, Class, Object, Method) addListener} from * AbstractComponent * * @param eventId * A unique id for the event. Usually one of * {@link CalendarEventId} * @param eventType * The class of the event, most likely a subclass of * {@link CalendarComponentEvent} * @param listener * A listener that listens to the given event * @param listenerMethod * The method on the lister to call when the event is triggered */ protected void setHandler(String eventId, Class eventType, EventListener listener, Method listenerMethod) { if (handlers.get(eventId) != null) { removeListener(eventId, eventType, handlers.get(eventId)); handlers.remove(eventId); } if (listener != null) { addListener(eventId, eventType, listener, listenerMethod); handlers.put(eventId, listener); } } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.NavigationNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.ForwardHandler) */ @Override public void setHandler(ForwardHandler listener) { setHandler(ForwardEvent.EVENT_ID, ForwardEvent.class, listener, ForwardHandler.forwardMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.NavigationNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.BackwardHandler) */ @Override public void setHandler(BackwardHandler listener) { setHandler(BackwardEvent.EVENT_ID, BackwardEvent.class, listener, BackwardHandler.backwardMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.NavigationNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.DateClickHandler) */ @Override public void setHandler(DateClickHandler listener) { setHandler(DateClickEvent.EVENT_ID, DateClickEvent.class, listener, DateClickHandler.dateClickMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.NavigationNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.EventClickHandler) */ @Override public void setHandler(EventClickHandler listener) { setHandler(EventClick.EVENT_ID, EventClick.class, listener, EventClickHandler.eventClickMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.NavigationNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.WeekClickHandler) */ @Override public void setHandler(WeekClickHandler listener) { setHandler(WeekClick.EVENT_ID, WeekClick.class, listener, WeekClickHandler.weekClickMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.EventResizeNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.EventResizeHandler * ) */ @Override public void setHandler(EventResizeHandler listener) { setHandler(EventResize.EVENT_ID, EventResize.class, listener, EventResizeHandler.eventResizeMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.RangeSelectNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.RangeSelectHandler * ) */ @Override public void setHandler(RangeSelectHandler listener) { setHandler(RangeSelectEvent.EVENT_ID, RangeSelectEvent.class, listener, RangeSelectHandler.rangeSelectMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.EventMoveNotifier * #addListener * (com.vaadin.addon.calendar.ui.CalendarComponentEvents.EventMoveHandler) */ @Override public void setHandler(EventMoveHandler listener) { setHandler(MoveEvent.EVENT_ID, MoveEvent.class, listener, EventMoveHandler.eventMoveMethod); } /* * (non-Javadoc) * * @see * com.vaadin.addon.calendar.ui.CalendarComponentEvents.CalendarEventNotifier * #getHandler(java.lang.String) */ @Override public EventListener getHandler(String eventId) { return handlers.get(eventId); } /** * Get the currently active drop handler */ @Override public DropHandler getDropHandler() { return dropHandler; } /** * Set the drop handler for the calendar See {@link DropHandler} for * implementation details. * * @param dropHandler * The drop handler to set */ public void setDropHandler(DropHandler dropHandler) { this.dropHandler = dropHandler; } /* * (non-Javadoc) * * @see * com.vaadin.event.dd.DropTarget#translateDropTargetDetails(java.util.Map) */ @Override public TargetDetails translateDropTargetDetails( MapCalendar.setEventProvider(new ContainerEventProvider(container))
*
* Use this method if you are adding a container which uses the default
* property ids like {@link BeanItemContainer} for instance. If you are
* using custom properties instead use
* {@link Calendar#setContainerDataSource(com.vaadin.data.Container.Indexed, Object, Object, Object, Object, Object)}
*
* Please note that the container must be sorted by date!
*
* @param container
* The container to use as a datasource
*/
public void setContainerDataSource(Container.Indexed container) {
ContainerEventProvider provider = new ContainerEventProvider(container);
provider.addEventSetChangeListener(new CalendarEventProvider.EventSetChangeListener() {
@Override
public void eventSetChange(EventSetChangeEvent changeEvent) {
// Repaint if events change
markAsDirty();
}
});
provider.addEventChangeListener(new EventChangeListener() {
@Override
public void eventChange(EventChangeEvent changeEvent) {
// Repaint if event changes
markAsDirty();
}
});
setEventProvider(provider);
}
/**
* Sets a container as a data source for the events in the calendar.
* Equivalent for doing
* Calendar.setEventProvider(new ContainerEventProvider(container))
*
* Please note that the container must be sorted by date!
*
* @param container
* The container to use as a data source
* @param captionProperty
* The property that has the caption, null if no caption property
* is present
* @param descriptionProperty
* The property that has the description, null if no description
* property is present
* @param startDateProperty
* The property that has the starting date
* @param endDateProperty
* The property that has the ending date
* @param styleNameProperty
* The property that has the stylename, null if no stylname
* property is present
*/
public void setContainerDataSource(Container.Indexed container,
Object captionProperty, Object descriptionProperty,
Object startDateProperty, Object endDateProperty,
Object styleNameProperty) {
ContainerEventProvider provider = new ContainerEventProvider(container);
provider.setCaptionProperty(captionProperty);
provider.setDescriptionProperty(descriptionProperty);
provider.setStartDateProperty(startDateProperty);
provider.setEndDateProperty(endDateProperty);
provider.setStyleNameProperty(styleNameProperty);
provider.addEventSetChangeListener(new CalendarEventProvider.EventSetChangeListener() {
@Override
public void eventSetChange(EventSetChangeEvent changeEvent) {
// Repaint if events change
markAsDirty();
}
});
provider.addEventChangeListener(new EventChangeListener() {
@Override
public void eventChange(EventChangeEvent changeEvent) {
// Repaint if event changes
markAsDirty();
}
});
setEventProvider(provider);
}
/*
* (non-Javadoc)
*
* @see
* com.vaadin.addon.calendar.event.CalendarEventProvider#getEvents(java.
* util.Date, java.util.Date)
*/
@Override
public List* The {@link Handler#getActions(Object, Object)} parameters depend on what * view the Calendar is in: *
* The {@link Handler#handleAction(Action, Object, Object)} parameters * depend on what the context menu is called upon: *