POI 設定單元格背景顏色

阿新 • • 發佈：2019-02-13

This example shows you Excel cell fills and colors using Apache POI.

In our example i have used all the possible colors and set it as Fills background colors of cells.

Below is the example code.

package com.java.connect.poi;

import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.IndexedColors;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

public class POIFillAndColorExample {
	public static void main(String[] args) throws IOException {
		// Create a workbook object
		Workbook workbook = new XSSFWorkbook();
		// Create sheet
		Sheet sheet = workbook.createSheet();

		// Create a row and put some cells in it.
		Row row = sheet.createRow((short) 1);

		// Aqua background
		CellStyle style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.AQUA.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		Cell cell = row.createCell((short) 1);
		cell.setCellValue("X1");
		cell.setCellStyle(style);

		// Orange "foreground", foreground being the fill foreground not the
		// font color.
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.AUTOMATIC.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row.createCell((short) 2);
		cell.setCellValue("X2");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row.createCell((short) 3);
		cell.setCellValue("X3");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.BLUE_GREY.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row.createCell((short) 4);
		cell.setCellValue("X4");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.BRIGHT_GREEN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row.createCell((short) 5);
		cell.setCellValue("X5");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row2 = sheet.createRow((short) 2);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.BROWN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row2.createCell((short) 1);
		cell.setCellValue("X6");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.CORAL.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row2.createCell((short) 2);
		cell.setCellValue("X7");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.CORNFLOWER_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row2.createCell((short) 3);
		cell.setCellValue("X8");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.DARK_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row2.createCell((short) 4);
		cell.setCellValue("X9");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.DARK_GREEN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row2.createCell((short) 5);
		cell.setCellValue("X10");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row3 = sheet.createRow((short) 3);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.DARK_RED.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row3.createCell((short) 1);
		cell.setCellValue("X11");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.DARK_TEAL.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row3.createCell((short) 2);
		cell.setCellValue("X12");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.DARK_YELLOW.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row3.createCell((short) 3);
		cell.setCellValue("X13");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.GOLD.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row3.createCell((short) 4);
		cell.setCellValue("X14");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.GREEN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row3.createCell((short) 5);
		cell.setCellValue("X15");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row4 = sheet.createRow((short) 4);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.GREY_25_PERCENT.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row4.createCell((short) 1);
		cell.setCellValue("X16");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.GREY_40_PERCENT.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row4.createCell((short) 2);
		cell.setCellValue("X17");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.GREY_50_PERCENT.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row4.createCell((short) 3);
		cell.setCellValue("X18");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.GREY_80_PERCENT.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row4.createCell((short) 4);
		cell.setCellValue("X19");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.INDIGO.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row4.createCell((short) 5);
		cell.setCellValue("X20");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row5 = sheet.createRow((short) 5);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LAVENDER.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row5.createCell((short) 1);
		cell.setCellValue("X21");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LEMON_CHIFFON.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row5.createCell((short) 2);
		cell.setCellValue("X22");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row5.createCell((short) 3);
		cell.setCellValue("X23");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LEMON_CHIFFON.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row5.createCell((short) 4);
		cell.setCellValue("X24");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row5.createCell((short) 5);
		cell.setCellValue("X25");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row6 = sheet.createRow((short) 6);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_CORNFLOWER_BLUE
				.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row6.createCell((short) 1);
		cell.setCellValue("X26");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_GREEN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row6.createCell((short) 2);
		cell.setCellValue("X27");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_ORANGE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row6.createCell((short) 3);
		cell.setCellValue("X28");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_TURQUOISE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row6.createCell((short) 4);
		cell.setCellValue("X29");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIGHT_YELLOW.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row6.createCell((short) 5);
		cell.setCellValue("X30");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row7 = sheet.createRow((short) 7);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.LIME.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row7.createCell((short) 1);
		cell.setCellValue("X31");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.MAROON.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row7.createCell((short) 2);
		cell.setCellValue("X32");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.OLIVE_GREEN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row7.createCell((short) 3);
		cell.setCellValue("X33");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.ORANGE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row7.createCell((short) 4);
		cell.setCellValue("X34");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.ORCHID.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row7.createCell((short) 5);
		cell.setCellValue("X35");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row8 = sheet.createRow((short) 8);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.PALE_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row8.createCell((short) 1);
		cell.setCellValue("X36");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.PINK.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row8.createCell((short) 2);
		cell.setCellValue("X37");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.PLUM.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row8.createCell((short) 3);
		cell.setCellValue("X38");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.RED.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row8.createCell((short) 4);
		cell.setCellValue("X39");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.ROSE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row8.createCell((short) 5);
		cell.setCellValue("X40");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row9 = sheet.createRow((short) 9);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.ROYAL_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row9.createCell((short) 1);
		cell.setCellValue("X41");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.SEA_GREEN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row9.createCell((short) 2);
		cell.setCellValue("X42");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.SKY_BLUE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row9.createCell((short) 3);
		cell.setCellValue("X43");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.TAN.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row9.createCell((short) 4);
		cell.setCellValue("X44");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.TEAL.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row9.createCell((short) 5);
		cell.setCellValue("X45");
		cell.setCellStyle(style);

		// Create a row and put some cells in it.
		Row row10 = sheet.createRow((short) 10);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.TURQUOISE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row10.createCell((short) 1);
		cell.setCellValue("X46");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.VIOLET.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row10.createCell((short) 2);
		cell.setCellValue("X47");
		cell.setCellStyle(style);
		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.WHITE.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row10.createCell((short) 3);
		cell.setCellValue("X48");
		cell.setCellStyle(style);

		style = workbook.createCellStyle();
		style.setFillForegroundColor(IndexedColors.YELLOW.getIndex());
		style.setFillPattern(CellStyle.SOLID_FOREGROUND);
		cell = row10.createCell((short) 3);
		cell.setCellValue("X49");
		cell.setCellStyle(style);

		// Write the output to a file
		FileOutputStream fileOut = new FileOutputStream(
				"POIFillAndColorExample.xlsx");
		workbook.write(fileOut);
		fileOut.close();

	}
}

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