- /* ====================================================================
- 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 org.apache.poi.examples.ss;
-
- import java.io.FileOutputStream;
- import java.io.IOException;
- import java.io.OutputStream;
-
- import org.apache.poi.ss.usermodel.Cell;
- import org.apache.poi.ss.usermodel.CellStyle;
- import org.apache.poi.ss.usermodel.CreationHelper;
- import org.apache.poi.ss.usermodel.HorizontalAlignment;
- import org.apache.poi.ss.usermodel.Row;
- import org.apache.poi.ss.usermodel.Sheet;
- import org.apache.poi.ss.usermodel.VerticalAlignment;
- import org.apache.poi.ss.usermodel.Workbook;
- import org.apache.poi.xssf.usermodel.XSSFWorkbook;
-
- /**
- * Shows how various alignment options work.
- */
- public class AligningCells {
-
- public static void main(String[] args) throws IOException {
- try (Workbook wb = new XSSFWorkbook()) { //or new HSSFWorkbook();
-
- Sheet sheet = wb.createSheet();
- Row row = sheet.createRow(2);
- row.setHeightInPoints(30);
- for (int i = 0; i < 8; i++) {
- //column width is set in units of 1/256th of a character width
- sheet.setColumnWidth(i, 256 * 15);
- }
-
- createCell(wb, row, 0, HorizontalAlignment.CENTER, VerticalAlignment.BOTTOM);
- createCell(wb, row, 1, HorizontalAlignment.CENTER_SELECTION, VerticalAlignment.BOTTOM);
- createCell(wb, row, 2, HorizontalAlignment.FILL, VerticalAlignment.CENTER);
- createCell(wb, row, 3, HorizontalAlignment.GENERAL, VerticalAlignment.CENTER);
- createCell(wb, row, 4, HorizontalAlignment.JUSTIFY, VerticalAlignment.JUSTIFY);
- createCell(wb, row, 5, HorizontalAlignment.LEFT, VerticalAlignment.TOP);
- createCell(wb, row, 6, HorizontalAlignment.RIGHT, VerticalAlignment.TOP);
-
- // Write the output to a file
- try (OutputStream fileOut = new FileOutputStream("ss-example-align.xlsx")) {
- wb.write(fileOut);
- }
- }
- }
-
- /**
- * Creates a cell and aligns it a certain way.
- *
- * @param wb the workbook
- * @param row the row to create the cell in
- * @param column the column number to create the cell in
- * @param halign the horizontal alignment for the cell.
- */
- private static void createCell(Workbook wb, Row row, int column, HorizontalAlignment halign, VerticalAlignment valign) {
- CreationHelper ch = wb.getCreationHelper();
- Cell cell = row.createCell(column);
- cell.setCellValue(ch.createRichTextString("Align It"));
- CellStyle cellStyle = wb.createCellStyle();
- cellStyle.setAlignment(halign);
- cellStyle.setVerticalAlignment(valign);
- cell.setCellStyle(cellStyle);
- }
- }
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