private int getTotalChildNo(PrivateMessageDecoratedBean dmb, List beanList) { MessageForumsMessageManager messageManager = (MessageForumsMessageManager) ComponentManager.get( "org.sakaiproject.api.app.messageforums.MessageForumsMessageManager"); List allChild = new ArrayList(); messageManager.getChildMsgs(dmb.getMsg().getId(), allChild); int no = 0; for (int i = 0; i < beanList.size(); i++) { PrivateMessageDecoratedBean thisBean = (PrivateMessageDecoratedBean) beanList.get(i); for (int j = 0; j < allChild.size(); j++) { Message child = (Message) allChild.get(j); if (thisBean.getMsg().getId().equals(child.getId())) { no++; break; } } } return no; }
public void encodeChildren(FacesContext context, UIComponent component) throws IOException { if ((context == null) || (component == null)) { throw new NullPointerException( Util.getExceptionMessageString(Util.NULL_PARAMETERS_ERROR_MESSAGE_ID)); } if (log.isTraceEnabled()) { log.trace("Begin encoding children " + component.getId()); } if (!component.isRendered()) { if (log.isTraceEnabled()) { log.trace( "No encoding necessary " + component.getId() + " since " + "rendered attribute is set to false "); } return; } UIData data = (UIData) component; ValueBinding msgsBinding = component.getValueBinding("value"); List msgBeanList = (List) msgsBinding.getValue(context); // Set up variables we will need String columnClasses[] = getColumnClasses(data); int columnStyle = 0; int columnStyles = columnClasses.length; String rowClasses[] = getRowClasses(data); int rowStyles = rowClasses.length; ResponseWriter writer = context.getResponseWriter(); Iterator kids = null; Iterator grandkids = null; // Iterate over the rows of data that are provided int processed = 0; int rowIndex = data.getFirst() - 1; int rows = data.getRows(); int rowStyle = 0; writer.startElement("tbody", component); writer.writeText("\n", null); int hideDivNo = 0; while (true) { // PrivateMessageDecoratedBean dmb = null; // if(msgBeanList !=null && msgBeanList.size()>(rowIndex+1) && // rowIndex>=-1) // { // dmb = (PrivateMessageDecoratedBean)msgBeanList.get(rowIndex+1); // } // boolean hasChildBoolean = false; // if(dmb != null) // { // for(int i=0; i<msgBeanList.size(); i++) // { // PrivateMessageDecoratedBean tempDmb = // (PrivateMessageDecoratedBean)msgBeanList.get(i); // if(tempDmb.getUiInReply() != null && // tempDmb.getUiInReply().getId().equals(dmb.getMsg().getId())) // { // hasChildBoolean = true; // break; // } // } // } // Have we displayed the requested number of rows? if ((rows > 0) && (++processed > rows)) { break; } // Select the current row data.setRowIndex(++rowIndex); if (!data.isRowAvailable()) { break; // Scrolled past the last row } PrivateMessageDecoratedBean dmb = null; dmb = (PrivateMessageDecoratedBean) data.getRowData(); boolean hasChildBoolean = false; if (dmb != null) { // if dmb has depth = 0, check for children if (dmb.getDepth() == 0) { // first, get the index of the dmb int index = -1; for (int i = 0; i < msgBeanList.size(); i++) { PrivateMessageDecoratedBean tempDmb = (PrivateMessageDecoratedBean) msgBeanList.get(i); if (dmb.getMsg().getId().equals(tempDmb.getMsg().getId())) { index = i; break; } } if (index < (msgBeanList.size() - 1) && index >= 0) { PrivateMessageDecoratedBean nextDmb = (PrivateMessageDecoratedBean) msgBeanList.get(index + 1); if (nextDmb.getDepth() > 0) { hasChildBoolean = true; } } } } if (dmb != null && dmb.getDepth() > 0) { writer.write( "<tr style=\"display:none\" id=\"_id_" + new Integer(hideDivNo).toString() + "__hide_division_" + "\">"); } else { writer.write("<tr>"); } if (rowStyles > 0) { writer.writeAttribute("class", rowClasses[rowStyle++], "rowClasses"); if (rowStyle >= rowStyles) { rowStyle = 0; } } writer.writeText("\n", null); // Iterate over the child UIColumn components for each row columnStyle = 0; kids = getColumns(data); while (kids.hasNext()) { // Identify the next renderable column UIColumn column = (UIColumn) kids.next(); // Render the beginning of this cell writer.startElement("td", column); if (columnStyles > 0) { writer.writeAttribute("class", columnClasses[columnStyle++], "columnClasses"); if (columnStyle >= columnStyles) { columnStyle = 0; } } if (dmb != null && dmb.getDepth() > 0) { if (column.getId().endsWith("_msg_subject")) { StringBuilder indent = new StringBuilder(); int indentInt = dmb.getDepth() * 4; for (int i = 0; i < indentInt; i++) { indent.append(" "); } writer.write(indent.toString()); } } else { if (column.getId().endsWith("_msg_subject")) { if (hasChildBoolean && dmb.getDepth() == 0) { writer.write( " <img src=\"" + BARIMG + "\" style=\"" + CURSOR + "\" id=\"_id_" + Integer.valueOf(hideDivNo).toString() + "__img_hide_division_\"" + " onclick=\""); int childNo = getTotalChildNo(dmb, msgBeanList); String hideTr = ""; for (int i = 0; i < childNo; i++) { hideTr += "javascript:showHideDiv('_id_" + (hideDivNo + i) + "', '" + RESOURCE_PATH + "');"; } writer.write(hideTr); writer.write("\" />"); } } } // Render the contents of this cell by iterating over // the kids of our kids grandkids = getChildren(column); while (grandkids.hasNext()) { encodeRecursive(context, (UIComponent) grandkids.next()); } // Render the ending of this cell writer.endElement("td"); writer.writeText("\n", null); } // Render the ending of this row writer.endElement("tr"); writer.writeText("\n", null); if (dmb != null && dmb.getDepth() > 0) { //// /*ValueBinding expandedBinding = component.getValueBinding("expanded"); String expanded = ""; if(expandedBinding != null) expanded = (String)expandedBinding.getValue(context); if(expanded.equalsIgnoreCase("true")) {*/ writer.write("<script type=\"text/javascript\">"); writer.write(" showHideDiv('_id_" + hideDivNo + "', '" + RESOURCE_PATH + "');"); writer.write("</script>"); ////// } hideDivNo++; } } writer.endElement("tbody"); writer.writeText("\n", null); // Clean up after ourselves data.setRowIndex(-1); if (log.isTraceEnabled()) { log.trace("End encoding children " + component.getId()); } }