Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package com.idega.block.cal.renderer; import java.io.IOException; import java.io.Serializable; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.Iterator; import java.util.Map; import java.util.TimeZone; import java.util.TreeSet; import javax.faces.component.UIComponent; import javax.faces.context.FacesContext; import javax.faces.context.ResponseWriter; import javax.faces.el.ValueBinding; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.myfaces.custom.schedule.model.ScheduleDay; import org.apache.myfaces.custom.schedule.model.ScheduleEntry; import org.apache.myfaces.custom.schedule.util.ScheduleUtil; import org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils; import org.apache.myfaces.shared_tomahawk.renderkit.html.HTML; import org.apache.myfaces.shared_tomahawk.renderkit.html.util.FormInfo; import com.idega.block.cal.business.HtmlSchedule; /** * <p> * Renderer for the day and workweek views of the Schedule component * </p> * * @author Jurgen Lust (latest modification by $Author: civilis $) * @author Bruno Aranda (adaptation of Jurgen's code to myfaces) * @version $Revision: 1.7 $ */ public class ScheduleDetailedDayRenderer extends AbstractScheduleRenderer implements Serializable { private static final Log log = LogFactory.getLog(ScheduleDetailedDayRenderer.class); private static final long serialVersionUID = -5103791076091317355L; //~ Instance fields -------------------------------------------------------- // private final int defaultRowHeightInPixels = 22; private final int defaultRowHeightInPixels = 22; private final int WIDTH_OF_WORKWEEK_ENTRY = 17; //~ Methods ---------------------------------------------------------------- /** * @see javax.faces.render.Renderer#encodeBegin(javax.faces.context.FacesContext, * javax.faces.component.UIComponent) */ @Override public void encodeBegin(FacesContext context, UIComponent component) throws IOException { if (!component.isRendered()) { return; } super.encodeBegin(context, component); HtmlSchedule schedule = (HtmlSchedule) component; ResponseWriter writer = context.getResponseWriter(); int rowHeight = getRowHeight(schedule.getAttributes()); //the number of rows in the grid is the number of half hours between //visible start hour and visible end hour, plus 1 for the header int numberOfRows = ((getRenderedEndHour(schedule) - getRenderedStartHour(schedule)) * 2) + 1; //the grid height = 22 pixels times the number of rows + 3, for the //table border and the cellpadding int gridHeight = (numberOfRows * rowHeight) + 3 + 10; //container div for the schedule grid writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, "dayModeSchedule schedule-detailed-" + getTheme(schedule), null); writer.writeAttribute(HTML.STYLE_ATTR, "height: " + String.valueOf(gridHeight) + "px; overflow: hidden;", null); writeBackground(context, schedule, writer); writeForegroundStart(context, schedule, writer); } /** * @see javax.faces.render.Renderer#encodeChildren(javax.faces.context.FacesContext, * javax.faces.component.UIComponent) */ @Override public void encodeChildren(FacesContext context, UIComponent component) throws IOException { if (!component.isRendered()) { return; } HtmlSchedule schedule = (HtmlSchedule) component; ResponseWriter writer = context.getResponseWriter(); String clientId = schedule.getClientId(context); FormInfo parentFormInfo = RendererUtils.findNestingForm(schedule, context); String formId = parentFormInfo == null ? null : parentFormInfo.getFormName(); int index = 0; for (Iterator dayIterator = schedule.getModel().iterator(); dayIterator.hasNext();) { ScheduleDay day = (ScheduleDay) dayIterator.next(); String dayBodyId = clientId + "_body_" + ScheduleUtil.getDateId(day.getDate(), TimeZone.getDefault()); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "column"), null); writer.writeAttribute(HTML.STYLE_ATTR, "height: 100%", null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.ID_ATTR, dayBodyId, null); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "column"), null); //register an onclick event listener to a column which will capture //the y coordinate of the mouse, to determine the hour of day if (!schedule.isReadonly() && schedule.isSubmitOnClick()) { writer.writeAttribute(HTML.ONMOUSEUP_ATTR, "fireScheduleTimeClicked(this, event, '" + formId + "', '" + clientId + "');", null); } writeEntries(context, schedule, day, writer, index); writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); index++; } } /** * @see javax.faces.render.Renderer#encodeEnd(javax.faces.context.FacesContext, * javax.faces.component.UIComponent) */ @Override public void encodeEnd(FacesContext context, UIComponent component) throws IOException { if (!component.isRendered()) { return; } ResponseWriter writer = context.getResponseWriter(); writeForegroundEnd(writer); writer.endElement(HTML.DIV_ELEM); } protected String getCellClass(HtmlSchedule schedule, int column, int row, int hour) { String cellClass = "td_free"; ScheduleDay day = (ScheduleDay) schedule.getModel().get(column); if (!day.isWorkingDay()) { return getStyleClass(schedule, cellClass); } if (hour >= schedule.getWorkingStartHour() && hour < schedule.getWorkingEndHour()) { cellClass = ((row % 2) == 0) ? "td_even" : "td_uneven"; } return getStyleClass(schedule, cellClass); } protected boolean isSelected(HtmlSchedule schedule, EntryWrapper entry) { ScheduleEntry selectedEntry = schedule.getModel().getSelectedEntry(); if (selectedEntry == null) { return false; } boolean returnboolean = selectedEntry.getId().equals(entry.entry.getId()); return returnboolean; } protected void maximizeEntries(EntryWrapper[] entries, int numberOfColumns) { for (int i = 0; i < entries.length; i++) { EntryWrapper entry = entries[i]; //now see if we can expand the entry to the columns on the right while (((entry.column + entry.colspan) < numberOfColumns) && entry.canFitInColumn(entry.column + entry.colspan)) { entry.colspan++; } } } protected void scanEntries(EntryWrapper[] entries, int index) { if (entries.length <= 0) { return; } EntryWrapper entry = entries[index]; entry.column = 0; //see what columns are already taken for (int i = 0; i < index; i++) { if (entry.overlaps(entries[i])) { entry.overlappingEntries.add(entries[i]); entries[i].overlappingEntries.add(entry); } } //find an available column while (!entry.canFitInColumn(entry.column)) { entry.column++; } //recursively scan the remaining entries for overlaps if (++index < entries.length) { scanEntries(entries, index); } } protected void writeBackground(FacesContext context, HtmlSchedule schedule, ResponseWriter writer) throws IOException { final int rowHeight = getRowHeight(schedule.getAttributes()) - 1; //final int headerHeight = rowHeight + 10; writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "background"), null); writer.writeAttribute(HTML.STYLE_ATTR, "position: absolute; left: 0px; top: 0px; width: 100%; height: 100%;", null); //background table for the schedule grid writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "table_background"), null); writer.writeAttribute(HTML.CELLPADDING_ATTR, "0", null); writer.writeAttribute(HTML.CELLSPACING_ATTR, "0", null); writer.writeAttribute(HTML.STYLE_ATTR, "width: 100%; height: 100%", null); //header row, containing the column names writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "day"), null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "td_gutter emptyGutter"), null); writer.writeAttribute(HTML.STYLE_ATTR, "height: " + rowHeight + "px; border-style: none; border-width: 0px; overflow: hidden; padding: 0px", null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.STYLE_ATTR, "height: 1px; width: 56px", null); writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); float columnWidth = (schedule.getModel().size() == 0) ? 100 : (100 / schedule.getModel().size()); for (Iterator dayIterator = schedule.getModel().iterator(); dayIterator.hasNext();) { ScheduleDay day = (ScheduleDay) dayIterator.next(); writer.startElement(HTML.DIV_ELEM, schedule); if (schedule.getModel().size() == 1) { writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "td_header backgroundHeader"), null); } else { writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "td_header workweekBackgroundHeader"), null); } writer.writeAttribute(HTML.STYLE_ATTR, "height: " + rowHeight + "px; border-style: none; border-width: 0px; overflow: hidden;", null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.STYLE_ATTR, "position: relative; left: 0px; top: 0px; width: 100%; height: 100%;", null); //write the date writer.startElement(HTML.SPAN_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "date"), null); writer.writeAttribute(HTML.STYLE_ATTR, "position: absolute; left: 0px; top: 0px; height: 15px; width: 100%; vertical-align: top; overflow: hidden; white-space: nowrap;", null); writer.writeText(getDateString(context, schedule, day.getDate()), null); writer.endElement(HTML.SPAN_ELEM); //write the name of the holiday, if there is one if ((day.getSpecialDayName() != null) && (day.getSpecialDayName().length() > 0)) { writer.startElement(HTML.SPAN_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "holiday"), null); writer.writeAttribute(HTML.STYLE_ATTR, "position: absolute; left: 0px; top: 15px; width: 100%; vertical-align: top; overflow: hidden; white-space: nowrap;", null); writer.writeText(day.getSpecialDayName(), null); writer.endElement(HTML.SPAN_ELEM); } writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); } writer.endElement(HTML.DIV_ELEM); int startHour = getRenderedStartHour(schedule); int endHour = getRenderedEndHour(schedule); int numberOfRows = (endHour - startHour) * 2; for (int row = 0; row < numberOfRows; row++) { //write the hours of the day on the left //this only happens on even rows, or every hour if ((row % 2) == 0) { writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "day"), null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "td_gutter notEmptyGutter"), null); writer.writeAttribute(HTML.STYLE_ATTR, "height: " + rowHeight + "px; border-style: none; border-width: 0px; overflow: hidden; padding: 0px", null); writer.writeAttribute("rowspan", "2", null); writer.startElement(HTML.SPAN_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "hours"), null); writer.writeAttribute(HTML.STYLE_ATTR, "vertical-align: top; height: 100%; padding: 0px;", null); writer.writeText(String.valueOf(startHour + (row / 2)), null); writer.endElement(HTML.SPAN_ELEM); writer.startElement(HTML.SPAN_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "minutes"), null); writer.writeAttribute(HTML.STYLE_ATTR, "vertical-align: top; height: 100%; padding: 0px;", null); writer.writeText("00", null); writer.endElement(HTML.SPAN_ELEM); writer.endElement(HTML.DIV_ELEM); // } //write the cells of the day columns on this row for (int column = 0; column < schedule.getModel().size(); column++) { writer.startElement(HTML.DIV_ELEM, schedule); if (schedule.getModel().size() == 1) { writer.writeAttribute(HTML.CLASS_ATTR, "td_uneven", null); } else { writer.writeAttribute(HTML.CLASS_ATTR, "td_unevenWorkweek", null); } writer.writeAttribute(HTML.STYLE_ATTR, "overflow: hidden; height: " + rowHeight + "px;", null); writer.writeAttribute(HTML.WIDTH_ATTR, String.valueOf(columnWidth) + "%", null); writer.write(HTML.NBSP_ENTITY); writer.endElement(HTML.DIV_ELEM); writer.startElement(HTML.DIV_ELEM, schedule); if (schedule.getModel().size() == 1) { writer.writeAttribute(HTML.CLASS_ATTR, "td_even", null); } else { writer.writeAttribute(HTML.CLASS_ATTR, "td_evenWorkweek", null); } writer.writeAttribute(HTML.STYLE_ATTR, "overflow: hidden; height: " + rowHeight + "px;", null); writer.writeAttribute(HTML.WIDTH_ATTR, String.valueOf(columnWidth) + "%", null); writer.write(HTML.NBSP_ENTITY); writer.endElement(HTML.DIV_ELEM); } writer.endElement(HTML.DIV_ELEM); } } writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); } protected int getRenderedStartHour(HtmlSchedule schedule) { int startHour = schedule.getVisibleStartHour(); //default behaviour: do not auto-expand the schedule to display all //entries if (!expandToFitEntries(schedule)) return startHour; for (Iterator dayIterator = schedule.getModel().iterator(); dayIterator.hasNext();) { ScheduleDay day = (ScheduleDay) dayIterator.next(); int dayStart = day.getFirstEventHour(); if (dayStart < startHour) { startHour = dayStart; } } return startHour; } protected int getRenderedEndHour(HtmlSchedule schedule) { int endHour = schedule.getVisibleEndHour(); //default behaviour: do not auto-expand the schedule to display all //entries if (!expandToFitEntries(schedule)) return endHour; for (Iterator dayIterator = schedule.getModel().iterator(); dayIterator.hasNext();) { ScheduleDay day = (ScheduleDay) dayIterator.next(); int dayEnd = day.getLastEventHour(); if (dayEnd > endHour) { endHour = dayEnd; } } return endHour; } protected void writeEntries(FacesContext context, HtmlSchedule schedule, ScheduleDay day, ResponseWriter writer, int index) throws IOException { //final String clientId = schedule.getClientId(context); //FormInfo parentFormInfo = RendererUtils.findNestingForm(schedule, context); //String formId = parentFormInfo == null ? null : parentFormInfo.getFormName(); TreeSet entrySet = new TreeSet(); for (Iterator entryIterator = day.iterator(); entryIterator.hasNext();) { entrySet.add(new EntryWrapper((ScheduleEntry) entryIterator.next(), day)); } EntryWrapper[] entries = (EntryWrapper[]) entrySet.toArray(new EntryWrapper[entrySet.size()]); //determine overlaps scanEntries(entries, 0); //determine the number of columns within this day int maxColumn = 0; for (Iterator entryIterator = entrySet.iterator(); entryIterator.hasNext();) { EntryWrapper wrapper = (EntryWrapper) entryIterator.next(); maxColumn = Math.max(wrapper.column, maxColumn); } int numberOfColumns = maxColumn + 1; //make sure the entries take up all available space horizontally maximizeEntries(entries, numberOfColumns); //now determine the width in percent of 1 column float columnWidth = 100 / numberOfColumns; //and now draw the entries in the columns for (Iterator entryIterator = entrySet.iterator(); entryIterator.hasNext();) { EntryWrapper wrapper = (EntryWrapper) entryIterator.next(); boolean selected = isSelected(schedule, wrapper); //compose the CSS style for the entry box StringBuffer entryStyle = new StringBuffer(); entryStyle.append(wrapper.getBounds(schedule, columnWidth, index)); if (selected) { writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "entry-selected"), null); //draw the tooltip if (showTooltip(schedule)) { getEntryRenderer(schedule).renderToolTip(context, writer, schedule, wrapper.entry, selected); } //draw the content getEntryRenderer(schedule).renderContent(context, writer, schedule, day, wrapper.entry, false, selected); writer.endElement(HTML.DIV_ELEM); } else { //if the schedule is read-only, the entries should not be //hyperlinks writer.startElement(schedule.isReadonly() ? HTML.DIV_ELEM : HTML.ANCHOR_ELEM, schedule); //draw the tooltip if (showTooltip(schedule)) { getEntryRenderer(schedule).renderToolTip(context, writer, schedule, wrapper.entry, selected); } if (!schedule.isReadonly()) { DateFormat format; String pattern = null; if ((pattern != null) && (pattern.length() > 0)) { format = new SimpleDateFormat(pattern); } else { if (context.getApplication().getDefaultLocale() != null) { format = DateFormat.getDateInstance(DateFormat.MEDIUM, context.getApplication().getDefaultLocale()); } else { format = DateFormat.getDateInstance(DateFormat.MEDIUM); } } String startTime = format.format(wrapper.entry.getStartTime()); startTime += " "; startTime += wrapper.entry.getStartTime().getHours(); startTime += ":"; if (wrapper.entry.getStartTime().getMinutes() < 10) { startTime += "0"; startTime += wrapper.entry.getStartTime().getMinutes(); } else { startTime += wrapper.entry.getStartTime().getMinutes(); } String endTime = ""; endTime += wrapper.entry.getEndTime().getHours(); endTime += ":"; if (wrapper.entry.getEndTime().getMinutes() < 10) { endTime += "0"; endTime += wrapper.entry.getEndTime().getMinutes(); } else { endTime += wrapper.entry.getEndTime().getMinutes(); } writer.writeAttribute(HTML.HREF_ATTR, "javascript:void(0)", null); writer.writeAttribute("entryid", wrapper.entry.getId(), null); } if (schedule.getModel().size() == 1) { writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "entry"), null); } else { writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "workweekEntry"), null); } writer.writeAttribute(HTML.STYLE_ATTR, entryStyle.toString(), null); //draw the content getEntryRenderer(schedule).renderContent(context, writer, schedule, day, wrapper.entry, false, selected); writer.endElement(schedule.isReadonly() ? HTML.DIV_ELEM : "a"); } } } protected void writeForegroundEnd(ResponseWriter writer) throws IOException { writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); } protected void writeForegroundStart(FacesContext context, HtmlSchedule schedule, ResponseWriter writer) throws IOException { final int rowHeight = getRowHeight(schedule.getAttributes()) - 1; //final int headerHeight = rowHeight + 10; final String clientId = schedule.getClientId(context); FormInfo parentFormInfo = RendererUtils.findNestingForm(schedule, context); String formId = parentFormInfo == null ? null : parentFormInfo.getFormName(); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "foreground"), null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "foreground"), null); writer.writeAttribute(HTML.CELLSPACING_ATTR, "1", null); writer.writeAttribute(HTML.CELLPADDING_ATTR, "0", null); writer.startElement(HTML.DIV_ELEM, schedule); /*float columnWidth = (schedule.getModel().size() == 0) ? 100 : (100 / schedule.getModel().size());*/ for (Iterator dayIterator = schedule.getModel().iterator(); dayIterator.hasNext();) { ScheduleDay day = (ScheduleDay) dayIterator.next(); final String dayHeaderId = clientId + "_header_" + ScheduleUtil.getDateId(day.getDate(), TimeZone.getDefault()); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.ID_ATTR, dayHeaderId, null); writer.writeAttribute(HTML.CLASS_ATTR, getStyleClass(schedule, "td_header"), null); writer.writeAttribute(HTML.STYLE_ATTR, "height: " + rowHeight + "px; border-style: none; border-width: 0px; overflow: hidden;", null); //register an onclick event listener to a column header which will //be used to determine the date if (!schedule.isReadonly() && schedule.isSubmitOnClick()) { writer.writeAttribute(HTML.ONMOUSEUP_ATTR, "fireScheduleDateClicked(this, event, '" + formId + "', '" + clientId + "');", null); } writer.endElement(HTML.DIV_ELEM); } writer.endElement(HTML.DIV_ELEM); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, "rowForWorkweekColumns", null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.CLASS_ATTR, "dayModeTimeColumn", null); writer.startElement(HTML.DIV_ELEM, schedule); writer.writeAttribute(HTML.STYLE_ATTR, "height: 21px; width: 56px", null); writer.endElement(HTML.DIV_ELEM); writer.endElement(HTML.DIV_ELEM); } //~ Inner Classes ---------------------------------------------------------- @Override protected String getRowHeightProperty() { return "detailedRowHeight"; } @Override protected int getDefaultRowHeight() { return defaultRowHeightInPixels; } /** * In the detailed day renderer, we take the y coordinate of the mouse * into account when determining the last clicked date. */ @Override protected Date determineLastClickedDate(HtmlSchedule schedule, String dateId, String yPos) { Calendar cal = Calendar.getInstance(); //the dateId is the schedule client id + "_" + yyyyMMdd String day = dateId.substring(dateId.lastIndexOf("_") + 1); Date date = ScheduleUtil.getDateFromId(day, TimeZone.getDefault()); if (date != null) cal.setTime(date); cal.set(Calendar.HOUR_OF_DAY, getRenderedStartHour(schedule)); //OK, we have the date, let's determine the time try { int y = Integer.parseInt(yPos); int halfHourHeight = getRowHeight(schedule.getAttributes()); int minutes = y * 30 / halfHourHeight; cal.add(Calendar.MINUTE, minutes); } catch (NumberFormatException nfe) { log.debug("y position is not a number"); } log.debug("last clicked datetime: " + cal.getTime()); return cal.getTime(); } /** * <p> * When the start- and endtime of an entry are the same, should the entry * be rendered, fitting the entry box to the text? * </p> * * @param component the component * @return whether or not zero length entries should be rendered */ protected boolean renderZeroLengthEntries(UIComponent component) { //first check if the renderZeroLengthEntries property is a value binding expression ValueBinding binding = component.getValueBinding("renderZeroLengthEntries"); if (binding != null) { Boolean value = (Boolean) binding.getValue(FacesContext.getCurrentInstance()); if (value != null) { return value.booleanValue(); } } //it's not a value binding expression, so check for the string value //in the attributes Map attributes = component.getAttributes(); return Boolean.valueOf((String) attributes.get("renderZeroLengthEntries")).booleanValue(); } /** * <p> * When the start- and endtime of an entry are the same, should the entry * be rendered, fitting the entry box to the text? * </p> * * @param component the component * @return whether or not zero length entries should be rendered */ protected boolean expandToFitEntries(UIComponent component) { //first check if the expandToFitEntries property is a value binding expression ValueBinding binding = component.getValueBinding("expandToFitEntries"); if (binding != null) { Boolean value = (Boolean) binding.getValue(FacesContext.getCurrentInstance()); if (value != null) { return value.booleanValue(); } } //it's not a value binding expression, so check for the string value //in the attributes Map attributes = component.getAttributes(); return Boolean.valueOf((String) attributes.get("expandToFitEntries")).booleanValue(); } protected class EntryWrapper implements Comparable { //~ Static fields/initializers ----------------------------------------- private static final int HALF_HOUR = 1000 * 60 * 30; //~ Instance fields ---------------------------------------------------- private final ScheduleDay day; final ScheduleEntry entry; final TreeSet overlappingEntries; int colspan; int column; //~ Constructors ------------------------------------------------------- EntryWrapper(ScheduleEntry entry, ScheduleDay day) { this.entry = entry; this.day = day; this.column = 0; this.colspan = 1; this.overlappingEntries = new TreeSet(); } //~ Methods ------------------------------------------------------------ /** * @see java.lang.Comparable#compareTo(java.lang.Object) */ public int compareTo(Object o) { return comparator.compare(entry, o); } /** * @see java.lang.Object#equals(java.lang.Object) */ @Override public boolean equals(Object o) { if (o instanceof EntryWrapper) { EntryWrapper other = (EntryWrapper) o; boolean returnboolean = (entry.getStartTime().equals(other.entry.getStartTime())) && (entry.getEndTime().equals(other.entry.getEndTime())) && (entry.getId().equals(other.entry.getId())) && (day.equals(other.day)); return returnboolean; } return false; } /** * @see java.lang.Object#hashCode() */ @Override public int hashCode() { int returnint = entry.getStartTime().hashCode() ^ entry.getEndTime().hashCode() ^ entry.getId().hashCode(); return returnint; } /** * <p> * Determine the bounds of this entry, in CSS position attributes * </p> * * @param schedule the schedule * @param columnWidth the width of a column * * @return the bounds */ String getBounds(HtmlSchedule schedule, float columnWidth, int index) { int rowHeight = getRowHeight(schedule.getAttributes()); float width = (columnWidth * colspan) - 0.5f; Calendar cal = Calendar.getInstance(); cal.setTime(day.getDate()); int curyear = cal.get(Calendar.YEAR); int curmonth = cal.get(Calendar.MONTH); int curday = cal.get(Calendar.DATE); cal.setTime(entry.getStartTime()); cal.set(curyear, curmonth, curday); long startMillis = cal.getTimeInMillis(); cal.set(Calendar.HOUR_OF_DAY, getRenderedStartHour(schedule)); cal.set(Calendar.MINUTE, 0); cal.set(Calendar.SECOND, 0); cal.set(Calendar.MILLISECOND, 0); long visibleStartMillis = cal.getTimeInMillis(); startMillis = day.equalsDate(entry.getStartTime()) ? Math.max(startMillis, visibleStartMillis) : visibleStartMillis; cal.setTime(entry.getEndTime()); cal.set(curyear, curmonth, curday); long endMillis = cal.getTimeInMillis(); cal.set(Calendar.HOUR_OF_DAY, getRenderedEndHour(schedule)); cal.set(Calendar.MINUTE, 0); cal.set(Calendar.SECOND, 0); cal.set(Calendar.MILLISECOND, 0); long visibleEndMillis = cal.getTimeInMillis(); endMillis = day.equalsDate(entry.getEndTime()) ? Math.min(endMillis, visibleEndMillis) : visibleEndMillis; int top = (int) (((startMillis - visibleStartMillis) * 21) / HALF_HOUR); int height = (int) (((endMillis - startMillis) * rowHeight) / HALF_HOUR); StringBuffer buffer = new StringBuffer(); boolean entryVisible = height > 0 || renderZeroLengthEntries(schedule); if (!entryVisible) { buffer.append("visibility: hidden; "); } buffer.append("position: absolute; height: "); if (height > 0) { buffer.append(height + "px"); } else if (entryVisible) { buffer.append("auto"); } else { buffer.append("0px"); } buffer.append("; top: "); buffer.append(top); buffer.append("px; left: "); buffer.append(index * WIDTH_OF_WORKWEEK_ENTRY); buffer.append("%; width: "); buffer.append(width); buffer.append("%; padding: 0px; overflow: hidden; border-width: 1.0px; border-style:solid;"); return buffer.toString(); } /** * <p> * Can this entry fit in the specified column? * </p> * * @param column the column * * @return whether the entry fits */ boolean canFitInColumn(int column) { for (Iterator overlapIterator = overlappingEntries.iterator(); overlapIterator.hasNext();) { EntryWrapper overlap = (EntryWrapper) overlapIterator.next(); if (overlap.column == column) { return false; } } return true; } /** * <p> * What is the minimum end time allocated to this event? * Where the event has a duration, the end time of the event * is the minimum end time.<br /> * Where the event has no duration, a minimum end time of half * and hour after the start is implemented. * </p> * @return The minimum end time of the event */ Date minimumEndTime() { Date start = entry.getStartTime(); Date end = entry.getEndTime(); return end != null ? (end.after(start) ? end : new Date(start.getTime() + HALF_HOUR)) : null; } /** * <p> * Does this entry overlap with another? * </p> * * @param other the other entry * * @return whether the entries overlap */ boolean overlaps(EntryWrapper other) { Date start = entry.getStartTime(); Date end = minimumEndTime(); if ((start == null) || (end == null)) { return false; } boolean returnboolean = (start.before(other.minimumEndTime()) && end.after(other.entry.getStartTime())); return returnboolean; } } } //The End