810 lines
25 KiB
Java
810 lines
25 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.ss.usermodel;
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import java.util.Iterator;
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import org.apache.poi.hssf.util.PaneInformation;
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import org.apache.poi.ss.util.CellRangeAddress;
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/**
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* High level representation of a Excel worksheet.
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*
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* <p>
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* Sheets are the central structures within a workbook, and are where a user does most of his spreadsheet work.
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* The most common type of sheet is the worksheet, which is represented as a grid of cells. Worksheet cells can
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* contain text, numbers, dates, and formulas. Cells can also be formatted.
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* </p>
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*/
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public interface Sheet extends Iterable<Row> {
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/* Constants for margins */
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public static final short LeftMargin = 0;
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public static final short RightMargin = 1;
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public static final short TopMargin = 2;
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public static final short BottomMargin = 3;
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public static final short HeaderMargin = 4;
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public static final short FooterMargin = 5;
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public static final byte PANE_LOWER_RIGHT = (byte) 0;
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public static final byte PANE_UPPER_RIGHT = (byte) 1;
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public static final byte PANE_LOWER_LEFT = (byte) 2;
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public static final byte PANE_UPPER_LEFT = (byte) 3;
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/**
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* Create a new row within the sheet and return the high level representation
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*
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* @param rownum row number
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* @return high level Row object representing a row in the sheet
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* @see #removeRow(Row)
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*/
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Row createRow(int rownum);
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/**
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* Remove a row from this sheet. All cells contained in the row are removed as well
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*
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* @param row representing a row to remove.
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*/
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void removeRow(Row row);
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/**
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* Returns the logical row (not physical) 0-based. If you ask for a row that is not
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* defined you get a null. This is to say row 4 represents the fifth row on a sheet.
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*
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* @param rownum row to get (0-based)
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* @return Row representing the rownumber or null if its not defined on the sheet
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*/
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Row getRow(int rownum);
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/**
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* Returns the number of physically defined rows (NOT the number of rows in the sheet)
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*
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* @return the number of physically defined rows in this sheet
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*/
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int getPhysicalNumberOfRows();
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/**
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* Gets the first row on the sheet
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*
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* @return the number of the first logical row on the sheet (0-based)
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*/
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int getFirstRowNum();
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/**
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* Gets the last row on the sheet
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*
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* @return last row contained n this sheet (0-based)
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*/
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int getLastRowNum();
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/**
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* Get the visibility state for a given column
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*
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* @param columnIndex - the column to get (0-based)
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* @param hidden - the visiblity state of the column
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*/
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void setColumnHidden(int columnIndex, boolean hidden);
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/**
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* Get the hidden state for a given column
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*
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* @param columnIndex - the column to set (0-based)
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* @return hidden - <code>false</code> if the column is visible
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*/
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boolean isColumnHidden(int columnIndex);
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/**
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* Set the width (in units of 1/256th of a character width)
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* <p>
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* The maximum column width for an individual cell is 255 characters.
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* This value represents the number of characters that can be displayed
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* in a cell that is formatted with the standard font.
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* </p>
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*
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* @param columnIndex - the column to set (0-based)
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* @param width - the width in units of 1/256th of a character width
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*/
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void setColumnWidth(int columnIndex, int width);
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/**
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* get the width (in units of 1/256th of a character width )
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* @param columnIndex - the column to set (0-based)
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* @return width - the width in units of 1/256th of a character width
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*/
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int getColumnWidth(int columnIndex);
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/**
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* Set the default column width for the sheet (if the columns do not define their own width)
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* in characters
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*
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* @param width default column width measured in characters
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*/
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void setDefaultColumnWidth(int width);
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/**
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* Get the default column width for the sheet (if the columns do not define their own width)
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* in characters
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*
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* @return default column width measured in characters
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*/
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int getDefaultColumnWidth();
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/**
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* Get the default row height for the sheet (if the rows do not define their own height) in
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* twips (1/20 of a point)
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*
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* @return default row height measured in twips (1/20 of a point)
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*/
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short getDefaultRowHeight();
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/**
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* Get the default row height for the sheet (if the rows do not define their own height) in
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* points.
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*
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* @return default row height in points
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*/
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float getDefaultRowHeightInPoints();
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/**
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* Set the default row height for the sheet (if the rows do not define their own height) in
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* twips (1/20 of a point)
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*
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* @param height default row height measured in twips (1/20 of a point)
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*/
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void setDefaultRowHeight(short height);
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/**
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* Set the default row height for the sheet (if the rows do not define their own height) in
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* points
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* @param height default row height
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*/
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void setDefaultRowHeightInPoints(float height);
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/**
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* Returns the CellStyle that applies to the given
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* (0 based) column, or null if no style has been
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* set for that column
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*/
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public CellStyle getColumnStyle(int column);
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/**
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* Sets the CellStyle that applies to the given
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* (0 based) column.
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*/
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// public CellStyle setColumnStyle(int column, CellStyle style);
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/**
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* Adds a merged region of cells (hence those cells form one)
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*
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* @param region (rowfrom/colfrom-rowto/colto) to merge
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* @return index of this region
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*/
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int addMergedRegion(CellRangeAddress region);
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/**
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* Determines whether the output is vertically centered on the page.
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*
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* @param value true to vertically center, false otherwise.
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*/
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void setVerticallyCenter(boolean value);
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/**
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* Determines whether the output is horizontally centered on the page.
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*
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* @param value true to horizontally center, false otherwise.
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*/
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void setHorizontallyCenter(boolean value);
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/**
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* Determine whether printed output for this sheet will be horizontally centered.
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*/
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boolean getHorizontallyCenter();
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/**
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* Determine whether printed output for this sheet will be vertically centered.
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*/
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boolean getVerticallyCenter();
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/**
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* Removes a merged region of cells (hence letting them free)
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*
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* @param index of the region to unmerge
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*/
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void removeMergedRegion(int index);
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/**
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* Returns the number of merged regions
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*
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* @return number of merged regions
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*/
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int getNumMergedRegions();
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/**
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* Returns the merged region at the specified index
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*
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* @return the merged region at the specified index
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*/
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public CellRangeAddress getMergedRegion(int index);
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/**
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* Returns an iterator of the physical rows
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*
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* @return an iterator of the PHYSICAL rows. Meaning the 3rd element may not
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* be the third row if say for instance the second row is undefined.
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*/
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Iterator<Row> rowIterator();
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/**
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* Flag indicating whether the sheet displays Automatic Page Breaks.
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*
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* @param value <code>true</code> if the sheet displays Automatic Page Breaks.
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*/
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void setAutobreaks(boolean value);
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/**
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* Set whether to display the guts or not
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*
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* @param value - guts or no guts
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*/
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void setDisplayGuts(boolean value);
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/**
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* Set whether the window should show 0 (zero) in cells containing zero value.
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* When false, cells with zero value appear blank instead of showing the number zero.
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*
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* @param value whether to display or hide all zero values on the worksheet
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*/
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void setDisplayZeros(boolean value);
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/**
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* Gets the flag indicating whether the window should show 0 (zero) in cells containing zero value.
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* When false, cells with zero value appear blank instead of showing the number zero.
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*
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* @return whether all zero values on the worksheet are displayed
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*/
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boolean isDisplayZeros();
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/**
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* Flag indicating whether the Fit to Page print option is enabled.
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*
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* @param value <code>true</code> if the Fit to Page print option is enabled.
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*/
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void setFitToPage(boolean value);
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/**
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* Flag indicating whether summary rows appear below detail in an outline, when applying an outline.
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*
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* <p>
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* When true a summary row is inserted below the detailed data being summarized and a
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* new outline level is established on that row.
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* </p>
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* <p>
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* When false a summary row is inserted above the detailed data being summarized and a new outline level
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* is established on that row.
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* </p>
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* @param value <code>true</code> if row summaries appear below detail in the outline
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*/
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void setRowSumsBelow(boolean value);
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/**
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* Flag indicating whether summary columns appear to the right of detail in an outline, when applying an outline.
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*
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* <p>
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* When true a summary column is inserted to the right of the detailed data being summarized
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* and a new outline level is established on that column.
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* </p>
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* <p>
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* When false a summary column is inserted to the left of the detailed data being
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* summarized and a new outline level is established on that column.
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* </p>
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* @param value <code>true</code> if col summaries appear right of the detail in the outline
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*/
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void setRowSumsRight(boolean value);
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/**
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* Flag indicating whether the sheet displays Automatic Page Breaks.
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*
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* @return <code>true</code> if the sheet displays Automatic Page Breaks.
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*/
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boolean getAutobreaks();
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/**
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* Get whether to display the guts or not,
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* default value is true
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*
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* @return boolean - guts or no guts
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*/
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boolean getDisplayGuts();
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/**
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* Flag indicating whether the Fit to Page print option is enabled.
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*
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* @return <code>true</code> if the Fit to Page print option is enabled.
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*/
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boolean getFitToPage();
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/**
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* Flag indicating whether summary rows appear below detail in an outline, when applying an outline.
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*
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* <p>
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* When true a summary row is inserted below the detailed data being summarized and a
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* new outline level is established on that row.
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* </p>
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* <p>
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* When false a summary row is inserted above the detailed data being summarized and a new outline level
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* is established on that row.
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* </p>
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* @return <code>true</code> if row summaries appear below detail in the outline
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*/
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boolean getRowSumsBelow();
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/**
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* Flag indicating whether summary columns appear to the right of detail in an outline, when applying an outline.
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*
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* <p>
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* When true a summary column is inserted to the right of the detailed data being summarized
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* and a new outline level is established on that column.
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* </p>
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* <p>
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* When false a summary column is inserted to the left of the detailed data being
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* summarized and a new outline level is established on that column.
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* </p>
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* @return <code>true</code> if col summaries appear right of the detail in the outline
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*/
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boolean getRowSumsRight();
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/**
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* Gets the flag indicating whether this sheet displays the lines
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* between rows and columns to make editing and reading easier.
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*
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* @return <code>true</code> if this sheet displays gridlines.
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* @see #isPrintGridlines() to check if printing of gridlines is turned on or off
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*/
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boolean isPrintGridlines();
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/**
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* Sets the flag indicating whether this sheet should display the lines
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* between rows and columns to make editing and reading easier.
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* To turn printing of gridlines use {@link #setPrintGridlines(boolean)}
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*
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*
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* @param show <code>true</code> if this sheet should display gridlines.
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* @see #setPrintGridlines(boolean)
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*/
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void setPrintGridlines(boolean show);
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/**
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* Gets the print setup object.
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*
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* @return The user model for the print setup object.
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*/
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PrintSetup getPrintSetup();
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/**
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* Gets the user model for the default document header.
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* <p/>
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* Note that XSSF offers more kinds of document headers than HSSF does
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* </p>
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* @return the document header. Never <code>null</code>
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*/
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Header getHeader();
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/**
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* Gets the user model for the default document footer.
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* <p/>
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* Note that XSSF offers more kinds of document footers than HSSF does.
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*
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* @return the document footer. Never <code>null</code>
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*/
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Footer getFooter();
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/**
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* Sets a flag indicating whether this sheet is selected.
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*<p>
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* Note: multiple sheets can be selected, but only one sheet can be active at one time.
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*</p>
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* @param value <code>true</code> if this sheet is selected
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* @see Workbook#setActiveSheet(int)
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*/
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void setSelected(boolean value);
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/**
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* Gets the size of the margin in inches.
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*
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* @param margin which margin to get
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* @return the size of the margin
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*/
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double getMargin(short margin);
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/**
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* Sets the size of the margin in inches.
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*
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* @param margin which margin to get
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* @param size the size of the margin
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*/
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void setMargin(short margin, double size);
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/**
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* Answer whether protection is enabled or disabled
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*
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* @return true => protection enabled; false => protection disabled
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*/
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boolean getProtect();
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/**
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* Answer whether scenario protection is enabled or disabled
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*
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* @return true => protection enabled; false => protection disabled
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*/
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boolean getScenarioProtect();
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/**
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* Sets the zoom magnication for the sheet. The zoom is expressed as a
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* fraction. For example to express a zoom of 75% use 3 for the numerator
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* and 4 for the denominator.
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*
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* @param numerator The numerator for the zoom magnification.
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* @param denominator The denominator for the zoom magnification.
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*/
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void setZoom(int numerator, int denominator);
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/**
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* The top row in the visible view when the sheet is
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* first viewed after opening it in a viewer
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*
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* @return short indicating the rownum (0 based) of the top row
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*/
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short getTopRow();
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/**
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* The left col in the visible view when the sheet is
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* first viewed after opening it in a viewer
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*
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* @return short indicating the rownum (0 based) of the top row
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*/
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short getLeftCol();
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/**
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* Sets desktop window pane display area, when the
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* file is first opened in a viewer.
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*
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* @param toprow the top row to show in desktop window pane
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* @param leftcol the left column to show in desktop window pane
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*/
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void showInPane(short toprow, short leftcol);
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/**
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* Shifts rows between startRow and endRow n number of rows.
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* If you use a negative number, it will shift rows up.
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* Code ensures that rows don't wrap around.
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*
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* Calls shiftRows(startRow, endRow, n, false, false);
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*
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* <p>
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* Additionally shifts merged regions that are completely defined in these
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* rows (ie. merged 2 cells on a row to be shifted).
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* @param startRow the row to start shifting
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* @param endRow the row to end shifting
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* @param n the number of rows to shift
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*/
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void shiftRows(int startRow, int endRow, int n);
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/**
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* Shifts rows between startRow and endRow n number of rows.
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* If you use a negative number, it will shift rows up.
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* Code ensures that rows don't wrap around
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*
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* <p>
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* Additionally shifts merged regions that are completely defined in these
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* rows (ie. merged 2 cells on a row to be shifted).
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* <p>
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* @param startRow the row to start shifting
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* @param endRow the row to end shifting
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* @param n the number of rows to shift
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* @param copyRowHeight whether to copy the row height during the shift
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* @param resetOriginalRowHeight whether to set the original row's height to the default
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*/
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void shiftRows(int startRow, int endRow, int n, boolean copyRowHeight, boolean resetOriginalRowHeight);
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/**
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* Creates a split (freezepane). Any existing freezepane or split pane is overwritten.
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* @param colSplit Horizonatal position of split.
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* @param rowSplit Vertical position of split.
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* @param topRow Top row visible in bottom pane
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* @param leftmostColumn Left column visible in right pane.
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*/
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void createFreezePane(int colSplit, int rowSplit, int leftmostColumn, int topRow);
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/**
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* Creates a split (freezepane). Any existing freezepane or split pane is overwritten.
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* @param colSplit Horizonatal position of split.
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* @param rowSplit Vertical position of split.
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*/
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void createFreezePane(int colSplit, int rowSplit);
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/**
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* Creates a split pane. Any existing freezepane or split pane is overwritten.
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* @param xSplitPos Horizonatal position of split (in 1/20th of a point).
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* @param ySplitPos Vertical position of split (in 1/20th of a point).
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* @param topRow Top row visible in bottom pane
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* @param leftmostColumn Left column visible in right pane.
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* @param activePane Active pane. One of: PANE_LOWER_RIGHT,
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* PANE_UPPER_RIGHT, PANE_LOWER_LEFT, PANE_UPPER_LEFT
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* @see #PANE_LOWER_LEFT
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* @see #PANE_LOWER_RIGHT
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* @see #PANE_UPPER_LEFT
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* @see #PANE_UPPER_RIGHT
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*/
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void createSplitPane(int xSplitPos, int ySplitPos, int leftmostColumn, int topRow, int activePane);
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/**
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* Returns the information regarding the currently configured pane (split or freeze)
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*
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* @return null if no pane configured, or the pane information.
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*/
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PaneInformation getPaneInformation();
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/**
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* Sets whether the gridlines are shown in a viewer
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*
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* @param show whether to show gridlines or not
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*/
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void setDisplayGridlines(boolean show);
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/**
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* Returns if gridlines are displayed
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|
*
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* @return whether gridlines are displayed
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|
*/
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|
boolean isDisplayGridlines();
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|
|
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/**
|
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* Sets whether the formulas are shown in a viewer
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|
*
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|
* @param show whether to show formulas or not
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|
*/
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void setDisplayFormulas(boolean show);
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|
|
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/**
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|
* Returns if formulas are displayed
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|
*
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* @return whether formulas are displayed
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|
*/
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|
boolean isDisplayFormulas();
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|
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|
/**
|
|
* Sets whether the RowColHeadings are shown in a viewer
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|
*
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|
* @param show whether to show RowColHeadings or not
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|
*/
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|
void setDisplayRowColHeadings(boolean show);
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|
|
|
/**
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|
* Returns if RowColHeadings are displayed.
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|
* @return whether RowColHeadings are displayed
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|
*/
|
|
boolean isDisplayRowColHeadings();
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|
|
|
/**
|
|
* Sets a page break at the indicated row
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|
* @param row FIXME: Document this!
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|
*/
|
|
void setRowBreak(int row);
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|
|
|
/**
|
|
* Determines if there is a page break at the indicated row
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|
* @param row FIXME: Document this!
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|
* @return FIXME: Document this!
|
|
*/
|
|
boolean isRowBroken(int row);
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|
|
|
/**
|
|
* Removes the page break at the indicated row
|
|
* @param row
|
|
*/
|
|
void removeRowBreak(int row);
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|
|
|
/**
|
|
* Retrieves all the horizontal page breaks
|
|
* @return all the horizontal page breaks, or null if there are no row page breaks
|
|
*/
|
|
int[] getRowBreaks();
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|
|
|
/**
|
|
* Retrieves all the vertical page breaks
|
|
* @return all the vertical page breaks, or null if there are no column page breaks
|
|
*/
|
|
int[] getColumnBreaks();
|
|
|
|
/**
|
|
* Sets a page break at the indicated column
|
|
* @param column
|
|
*/
|
|
void setColumnBreak(int column);
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|
|
|
/**
|
|
* Determines if there is a page break at the indicated column
|
|
* @param column FIXME: Document this!
|
|
* @return FIXME: Document this!
|
|
*/
|
|
boolean isColumnBroken(int column);
|
|
|
|
/**
|
|
* Removes a page break at the indicated column
|
|
* @param column
|
|
*/
|
|
void removeColumnBreak(int column);
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|
|
|
/**
|
|
* Expands or collapses a column group.
|
|
*
|
|
* @param columnNumber One of the columns in the group.
|
|
* @param collapsed true = collapse group, false = expand group.
|
|
*/
|
|
void setColumnGroupCollapsed(int columnNumber, boolean collapsed);
|
|
|
|
/**
|
|
* Create an outline for the provided column range.
|
|
*
|
|
* @param fromColumn beginning of the column range.
|
|
* @param toColumn end of the column range.
|
|
*/
|
|
void groupColumn(int fromColumn, int toColumn);
|
|
|
|
/**
|
|
* Ungroup a range of columns that were previously groupped
|
|
*
|
|
* @param fromColumn start column (0-based)
|
|
* @param toColumn end column (0-based)
|
|
*/
|
|
void ungroupColumn(int fromColumn, int toColumn);
|
|
|
|
/**
|
|
* Tie a range of rows together so that they can be collapsed or expanded
|
|
*
|
|
* @param fromRow start row (0-based)
|
|
* @param toRow end row (0-based)
|
|
*/
|
|
void groupRow(int fromRow, int toRow);
|
|
|
|
/**
|
|
* Ungroup a range of rows that were previously groupped
|
|
*
|
|
* @param fromRow start row (0-based)
|
|
* @param toRow end row (0-based)
|
|
*/
|
|
void ungroupRow(int fromRow, int toRow);
|
|
|
|
/**
|
|
* Set view state of a groupped range of rows
|
|
*
|
|
* @param row start row of a groupped range of rows (0-based)
|
|
* @param collapse whether to expand/collapse the detail rows
|
|
*/
|
|
void setRowGroupCollapsed(int row, boolean collapse);
|
|
|
|
/**
|
|
* Sets the default column style for a given column. POI will only apply this style to new cells added to the sheet.
|
|
*
|
|
* @param column the column index
|
|
* @param style the style to set
|
|
*/
|
|
void setDefaultColumnStyle(int column, CellStyle style);
|
|
|
|
/**
|
|
* Adjusts the column width to fit the contents.
|
|
*
|
|
* <p>
|
|
* This process can be relatively slow on large sheets, so this should
|
|
* normally only be called once per column, at the end of your
|
|
* processing.
|
|
* </p>
|
|
* You can specify whether the content of merged cells should be considered or ignored.
|
|
* Default is to ignore merged cells.
|
|
*
|
|
* @param column the column index
|
|
*/
|
|
void autoSizeColumn(int column);
|
|
|
|
/**
|
|
* Adjusts the column width to fit the contents.
|
|
* <p>
|
|
* This process can be relatively slow on large sheets, so this should
|
|
* normally only be called once per column, at the end of your
|
|
* processing.
|
|
* </p>
|
|
* You can specify whether the content of merged cells should be considered or ignored.
|
|
* Default is to ignore merged cells.
|
|
*
|
|
* @param column the column index
|
|
* @param useMergedCells whether to use the contents of merged cells when calculating the width of the column
|
|
*/
|
|
void autoSizeColumn(int column, boolean useMergedCells);
|
|
|
|
/**
|
|
* Returns cell comment for the specified row and column
|
|
*
|
|
* @return cell comment or <code>null</code> if not found
|
|
*/
|
|
Comment getCellComment(int row, int column);
|
|
|
|
/**
|
|
* Creates the top-level drawing patriarch.
|
|
*
|
|
* @return The new drawing patriarch.
|
|
*/
|
|
Drawing createDrawingPatriarch();
|
|
|
|
|
|
/**
|
|
* Return the parent workbook
|
|
*
|
|
* @return the parent workbook
|
|
*/
|
|
Workbook getWorkbook();
|
|
|
|
/**
|
|
* Returns the name of this sheet
|
|
*
|
|
* @return the name of this sheet
|
|
*/
|
|
String getSheetName();
|
|
|
|
/**
|
|
* Note - this is not the same as whether the sheet is focused (isActive)
|
|
* @return <code>true</code> if this sheet is currently selected
|
|
*/
|
|
boolean isSelected();
|
|
|
|
|
|
/**
|
|
* Sets array formula to specified region for result.
|
|
*
|
|
* @param formula text representation of the formula
|
|
* @param range Region of array formula for result.
|
|
* @return the {@link CellRange} of cells affected by this change
|
|
*/
|
|
CellRange<? extends Cell> setArrayFormula(String formula, CellRangeAddress range);
|
|
|
|
/**
|
|
* Remove a Array Formula from this sheet. All cells contained in the Array Formula range are removed as well
|
|
*
|
|
* @param cell any cell within Array Formula range
|
|
* @return the {@link CellRange} of cells affected by this change
|
|
*/
|
|
CellRange<? extends Cell> removeArrayFormula(Cell cell);
|
|
|
|
public DataValidationHelper getDataValidationHelper();
|
|
|
|
/**
|
|
* Creates a data validation object
|
|
* @param dataValidation The Data validation object settings
|
|
*/
|
|
public void addValidationData(DataValidation dataValidation);
|
|
}
|