Java tutorial
/* * Copyright (C) 2000 - 2009 TagServlet Ltd * * This file is part of Open BlueDragon (OpenBD) CFML Server Engine. * * OpenBD is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * Free Software Foundation,version 3. * * OpenBD is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with OpenBD. If not, see http://www.gnu.org/licenses/ * * Additional permission under GNU GPL version 3 section 7 * * If you modify this Program, or any covered work, by linking or combining * it with any of the JARS listed in the README.txt (or a modified version of * (that library), containing parts covered by the terms of that JAR, the * licensors of this Program grant you additional permission to convey the * resulting work. * README.txt @ http://www.openbluedragon.org/license/README.txt * * http://www.openbluedragon.org/ */ package org.alanwilliamson.openbd.plugin.spreadsheet.functions; import java.util.List; import org.alanwilliamson.openbd.plugin.spreadsheet.SpreadSheetFormatOptions; import org.alanwilliamson.openbd.plugin.spreadsheet.cfSpreadSheetData; import org.apache.poi.hssf.usermodel.HSSFClientAnchor; import org.apache.poi.hssf.usermodel.HSSFRichTextString; import org.apache.poi.ss.usermodel.Cell; import org.apache.poi.ss.usermodel.Comment; import org.apache.poi.ss.usermodel.Row; import org.apache.poi.ss.usermodel.Sheet; import com.naryx.tagfusion.cfm.engine.cfBooleanData; import com.naryx.tagfusion.cfm.engine.cfData; import com.naryx.tagfusion.cfm.engine.cfSession; import com.naryx.tagfusion.cfm.engine.cfStructData; import com.naryx.tagfusion.cfm.engine.cfmRunTimeException; import com.naryx.tagfusion.expression.function.functionBase; public class SpreadsheetSetCellComment extends functionBase { private static final long serialVersionUID = 1L; public SpreadsheetSetCellComment() { min = 4; max = 4; } public String[] getParamInfo() { return new String[] { "spreadsheet object", "comment struct - keys of: anchor, author, bold, color, comment, fillcolor, font, horizontalalignment, italic, linestyle, linestylecolor, size, strikeout, underline, verticalalignment, visible", "rowNo", "columnNo" }; } public java.util.Map getInfo() { return makeInfo("spreadsheet-plugin", "Sets the comment properties of the cell", ReturnType.BOOLEAN); } public cfData execute(cfSession _session, List<cfData> parameters) throws cfmRunTimeException { if (parameters.get(2).getDataType() != cfData.CFSTRUCTDATA) throwException(_session, "parameter must be of type structure"); cfSpreadSheetData spreadsheet = null; cfStructData commentS = null; int rowNo, columnNo; /* * Collect up the parameters */ spreadsheet = (cfSpreadSheetData) parameters.get(3); commentS = (cfStructData) parameters.get(2); rowNo = parameters.get(1).getInt() - 1; columnNo = parameters.get(0).getInt() - 1; if (rowNo < 0) throwException(_session, "row must be 1 or greater (" + rowNo + ")"); if (columnNo < 0) throwException(_session, "column must be 1 or greater (" + columnNo + ")"); /* * Perform the insertion */ Sheet sheet = spreadsheet.getActiveSheet(); Row row = sheet.getRow(rowNo); if (row == null) row = sheet.createRow(rowNo); Cell cell = row.getCell(columnNo); if (cell == null) cell = row.createCell(columnNo); // Create the anchor HSSFClientAnchor clientAnchor = new HSSFClientAnchor(); if (commentS.containsKey("anchor")) { String[] anchor = commentS.getData("anchor").getString().split(","); if (anchor.length != 4) throwException(_session, "Invalid 'anchor' attribute, should be 4 numbers"); clientAnchor.setRow1(Integer.valueOf(anchor[0]) - 1); clientAnchor.setCol1(Integer.valueOf(anchor[1]) - 1); clientAnchor.setRow2(Integer.valueOf(anchor[2]) - 1); clientAnchor.setCol2(Integer.valueOf(anchor[3]) - 1); } else { clientAnchor.setRow1(rowNo); clientAnchor.setCol1(columnNo); clientAnchor.setRow2(rowNo + 2); clientAnchor.setCol2(columnNo + 2); } // Create the comment Comment comment = spreadsheet.getActiveSheet().createDrawingPatriarch().createCellComment(clientAnchor); if (commentS.containsKey("author")) { comment.setAuthor(commentS.getData("author").getString()); } if (commentS.containsKey("visible")) { comment.setVisible(commentS.getData("visible").getBoolean()); } if (commentS.containsKey("comment")) { HSSFRichTextString richText = new HSSFRichTextString(commentS.getData("comment").getString()); try { richText.applyFont(SpreadSheetFormatOptions.createCommentFont(spreadsheet.getWorkBook(), commentS)); } catch (Exception e) { throwException(_session, e.getMessage()); } comment.setString(richText); } cell.setCellComment(comment); return cfBooleanData.TRUE; } }