public Timeline getTimeline()
{
    final Timeline timeline = new Timeline();  
    timeline.setHeight100();
    timeline.setShowWeekends(false);
    timeline.setCanEditLane(true);  
    timeline.setShowEventDescriptions(false); 
    timeline.setUseEventCanvasRolloverControls(false); 
    timeline.setFirstDayOfWeek(0);
    timeline.setLaneEventPadding(2); // add a little space around events  
	timeline.setShowWeekends(false);
	HeaderLevel[] headerLevels = new HeaderLevel[]{  
	    new HeaderLevel(TimeUnit.WEEK),
	    new HeaderLevel(TimeUnit.DAY)
	};  
	timeline.setHeaderLevels(headerLevels);  
	timeline.setLaneFields(new ListGridField[]{ new ListGridField("title", "Developer", 120)});  
    timeline.setLanes(TimelineLaneData.getRecords());  
    timeline.setData(TimelineData.getRecords());
    
    timeline.setDefaultTimelineColumnSpan(28);
	
	Date startDate = DateUtil.getAbsoluteDate(RelativeDate.TODAY);
	// if you don't call this, you'll get defaultTimelineColumnSpan columns (20)
	timeline.setStartDate(startDate);
	Date endDate = DateUtil.getAbsoluteDate(RelativeDate.TODAY);
	CalendarUtil.addDaysToDate(endDate, 28);
	timeline.setEndDate(endDate);
    
    return timeline;
}

public static class TimelineData {  
	  
    private static CalendarEvent[] records;  
    private static Date today = new Date();  
    private static int year = today.getYear();  
    private static int month = today.getMonth();  
    private static int start = today.getDate();  
  
    public TimelineData() {  
    }  
    public static CalendarEvent[] getRecords() {  
        if (records == null) {  
            records = getNewRecords();  
        }  
        return records;  
    }  
  
    public static CalendarEvent[] getNewRecords() {  
        return new CalendarEvent[]{  
                new CalendarEvent(1, "Add new Timeline view", "Add a new calendar Timeline component", new Date(year, month, start + 2), new Date(year, month, start + 8, 23, 59, 59), "darcyFeeney"),  
                new CalendarEvent(2, "ListGrid field autoSize", "Complex field-autosizing in ListGrid", new Date(year, month, start), new Date(year, month, start, 23, 59, 59), "kaiKong"),  
                new CalendarEvent(3, "PDF Import/Export", "Implement native PDF import/export", new Date(year, month, start + 1), new Date(year, month, start + 5, 23, 59, 59), "garretMonroe"),  
                new CalendarEvent(4, "Calculated Fields", "Formula and Summary fields for ListGrid", new Date(year, month, start), new Date(year, month, start + 4, 23, 59, 59), "charlesMadigen"),  
                new CalendarEvent(5, "ListGrid cell-level selection", "Implement spreadsheet-like selection in ListGrid", new Date(year, month, start + 7), new Date(year, month, start + 14, 23, 59, 59), "charlesMadigen"),  
                new CalendarEvent(6, "Text import", "Server text-import", new Date(year, month, start + 16), new Date(year, month, start + 20, 23, 59, 59), "charlesMadigen"),  
                new CalendarEvent(7, "TabIndex enhancements", "Enhance formItem tabindex handling", new Date(year, month, start + 9), new Date(year, month, start + 11, 23, 59, 59), "kaiKong"),  
                new CalendarEvent(8, "Visual Builder skin", "Skinning changes", new Date(year, month, start), new Date(year, month, start + 3, 23, 59, 59), "shelleyFewel"),  
                  
                new CalendarEvent(9, "DataSource Transaction-handling", "New transaction features", new Date(year, month, start), new Date(year, month, start + 2, 23, 59, 59), "tamaraKane"),  
                new CalendarEvent(10, "New Samples", "Add 20 samples for the following new features: ...", new Date(year, month, start + 4), new Date(year, month, start + 20, 23, 59, 59), "tamaraKane"),  
                new CalendarEvent(11, "Localization", "Extend i18n support", new Date(year, month, start + 9), new Date(year, month, start + 14, 23, 59, 59), "darcyFeeney"),  
                new CalendarEvent(12, "New Language Packs", "Add these 4 new language packs: ...", new Date(year, month, start + 16), new Date(year, month, start + 18, 23, 59, 59), "darcyFeeney"),  
                  
                new CalendarEvent(13, "ComponentXML", "Add the following features and update documentation: ...", new Date(year, month, start + 5), new Date(year, month, start + 11, 23, 59, 59), "shelleyFewel"),  
                new CalendarEvent(14, "TileGrid", "Change styling on builtin tiles as follows: ...", new Date(year, month, start + 14), new Date(year, month, start + 19, 23, 59, 59), "shelleyFewel"),  
                new CalendarEvent(15, "Dev Meeting", "Weekly dev meeting", new Date(year, month, start + 1), new Date(year, month, start + 1, 23, 59, 59), false, "testStyle", "charlesMadigen"),  
                new CalendarEvent(16, "Dev Meeting", "Weekly dev meeting", new Date(year, month, start + 8), new Date(year, month, start + 8, 23, 59, 59), false, "testStyle", "charlesMadigen"),  
                new CalendarEvent(17, "Dev Meeting", "Weekly dev meeting", new Date(year, month, start + 15), new Date(year, month, start + 15, 23, 59, 59), false, "testStyle", "charlesMadigen"),  
  
                new CalendarEvent(18, "Oracle enhancements", "Add the following 11g-specific enhancements: ...", new Date(year, month, start + 5), new Date(year, month, start + 7, 23, 59, 59), "garretMonroe"),  
                new CalendarEvent(19, "Client export", "Excel export alterations", new Date(year, month, start + 11), new Date(year, month, start + 14, 23, 59, 59), "garretMonroe"),  
                new CalendarEvent(20, "Record Components", "New ListGrid recordComponent modes: ...", new Date(year, month, start + 16), new Date(year, month, start + 20, 23, 59, 59), "garretMonroe"),  
                new CalendarEvent(21, "SQLDataSource", "Enhancements to customSQL support", new Date(year, month, start + 2), new Date(year, month, start + 4, 23, 59, 59), "kaiKong"),  
                new CalendarEvent(22, "includeFrom", "Update support via includeFrom", new Date(year, month, start + 6), new Date(year, month, start + 8, 23, 59, 59), "kaiKong"),  
                new CalendarEvent(23, "FileItem", "Add milti-file upload support", new Date(year, month, start + 14), new Date(year, month, start + 16, 23, 59, 59), "kaiKong"),  
                new CalendarEvent(24, "Doc viewer", "Enhance documentation viewer with these additional syntax-hilites: ...", new Date(year, month, start + 18), new Date(year, month, start + 19, 23, 59, 59), "kaiKong")  
        };  
    }  
}  

public static class TimelineLaneData {  
	  
    private static Lane[] records;  
  
    public static Lane[] getRecords() {  
        if (records == null) {  
            records = getNewRecords();  
        }  
        return records;  
    }  
  
    public TimelineLaneData() {  
    }  
  
    public static Lane[] getNewRecords() {  
        Lane[] lanes = new Lane[]{  
        getLane("charlesMadigen", "Charles Madigen", "Managers"),  
        getLane("tamaraKane", "Tamara Kane", "Developers"),  
        getLane("darcyFeeney", "Darcy Feeney", "Managers"),  
        getLane("kaiKong", "Kai Kong", "Developers"),  
        getLane("shelleyFewel", "Shelley Fewel", "Managers"),  
        getLane("garretMonroe", "Garret Monroe", "Developers")  
	    };  
	    return lanes;  
    }  
  
    private static Lane getLane(String name, String title, String devGroup) {  
	    Lane lane = new Lane(name, title);  
	    lane.setAttribute("devGroup", devGroup);  
        return lane;  
    }  
}