Author: nick
Date: Tue Jan  8 03:59:26 2008
New Revision: 609942

URL: http://svn.apache.org/viewvc?rev=609942&view=rev
Log:
Patch from Ugo to get and set the sheet hidden flag (bug #43937)

Modified:
    poi/trunk/src/documentation/content/xdocs/changes.xml
    poi/trunk/src/documentation/content/xdocs/status.xml
    poi/trunk/src/java/org/apache/poi/hssf/model/Workbook.java
    poi/trunk/src/java/org/apache/poi/hssf/record/BoundSheetRecord.java
    poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
    poi/trunk/src/testcases/org/apache/poi/hssf/usermodel/TestSheetHiding.java

Modified: poi/trunk/src/documentation/content/xdocs/changes.xml
URL: 
http://svn.apache.org/viewvc/poi/trunk/src/documentation/content/xdocs/changes.xml?rev=609942&r1=609941&r2=609942&view=diff
==============================================================================
--- poi/trunk/src/documentation/content/xdocs/changes.xml (original)
+++ poi/trunk/src/documentation/content/xdocs/changes.xml Tue Jan  8 03:59:26 
2008
@@ -36,6 +36,7 @@
 
                <!-- Don't forget to update status.xml too! -->
         <release version="3.0.2-FINAL" date="2008-??-??">
+            <action dev="POI-DEVELOPERS" type="add">43937 - Add support for 
hiding and un-hiding sheets, and checking their current hidden status</action>
             <action dev="POI-DEVELOPERS" type="fix">44167 - Fix for 
non-contiguous named ranges</action>
             <action dev="POI-DEVELOPERS" type="fix">44070 - Fix for shifting 
comments when shifting rows</action>
         </release>

Modified: poi/trunk/src/documentation/content/xdocs/status.xml
URL: 
http://svn.apache.org/viewvc/poi/trunk/src/documentation/content/xdocs/status.xml?rev=609942&r1=609941&r2=609942&view=diff
==============================================================================
--- poi/trunk/src/documentation/content/xdocs/status.xml (original)
+++ poi/trunk/src/documentation/content/xdocs/status.xml Tue Jan  8 03:59:26 
2008
@@ -33,6 +33,7 @@
        <!-- Don't forget to update changes.xml too! -->
     <changes>
         <release version="3.0.2-FINAL" date="2008-??-??">
+            <action dev="POI-DEVELOPERS" type="add">43937 - Add support for 
hiding and un-hiding sheets, and checking their current hidden status</action>
             <action dev="POI-DEVELOPERS" type="fix">44167 - Fix for 
non-contiguous named ranges</action>
             <action dev="POI-DEVELOPERS" type="fix">44070 - Fix for shifting 
comments when shifting rows</action>
         </release>

Modified: poi/trunk/src/java/org/apache/poi/hssf/model/Workbook.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hssf/model/Workbook.java?rev=609942&r1=609941&r2=609942&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hssf/model/Workbook.java (original)
+++ poi/trunk/src/java/org/apache/poi/hssf/model/Workbook.java Tue Jan  8 
03:59:26 2008
@@ -543,6 +543,29 @@
     }
 
     /**
+     * gets the hidden flag for a given sheet.
+     *
+     * @param sheetnum the sheet number (0 based)
+     * @return True if sheet is hidden
+     */
+
+    public boolean isSheetHidden(int sheetnum) {
+        BoundSheetRecord bsr = ( BoundSheetRecord ) boundsheets.get(sheetnum);
+        return bsr.isHidden();
+    }
+
+    /**
+     * Hide or unhide a sheet
+     * 
+     * @param sheetnum The sheet number
+     * @param hidden True to mark the sheet as hidden, false otherwise
+     */
+    
+    public void setSheetHidden(int sheetnum, boolean hidden) {
+        BoundSheetRecord bsr = ( BoundSheetRecord ) boundsheets.get(sheetnum);
+        bsr.setHidden(hidden);
+    }
+    /**
      * get the sheet's index
      * @param name  sheet name
      * @return sheet index or -1 if it was not found.

Modified: poi/trunk/src/java/org/apache/poi/hssf/record/BoundSheetRecord.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hssf/record/BoundSheetRecord.java?rev=609942&r1=609941&r2=609942&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hssf/record/BoundSheetRecord.java 
(original)
+++ poi/trunk/src/java/org/apache/poi/hssf/record/BoundSheetRecord.java Tue Jan 
 8 03:59:26 2008
@@ -19,6 +19,7 @@
 
 package org.apache.poi.hssf.record;
 
+import org.apache.poi.util.BitFieldFactory;
 import org.apache.poi.util.LittleEndian;
 import org.apache.poi.util.StringUtil;
 
@@ -36,6 +37,7 @@
 public class BoundSheetRecord
         extends Record
 {
+    private static final short HIDDEN_FLAG_MASK = 0x01;
     public final static short sid = 0x85;
     private int field_1_position_of_BOF;
     private short field_2_option_flags;
@@ -300,5 +302,13 @@
     public short getSid()
     {
         return sid;
+    }
+
+    public boolean isHidden() {
+           return 
BitFieldFactory.getInstance(HIDDEN_FLAG_MASK).isSet(field_2_option_flags);
+    }
+
+    public void setHidden(boolean hidden) {
+           field_2_option_flags = 
BitFieldFactory.getInstance(HIDDEN_FLAG_MASK).setShortBoolean(field_2_option_flags,
 hidden);
     }
 }

Modified: poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java?rev=609942&r1=609941&r2=609942&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java 
(original)
+++ poi/trunk/src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java Tue Jan  
8 03:59:26 2008
@@ -445,6 +445,35 @@
         return workbook.getSheetName(sheet);
     }
 
+    /**
+     * check whether a sheet is hidden
+     * @param sheet Number
+     * @return True if sheet is hidden
+     */
+
+    public boolean isSheetHidden(int sheet) {
+        if (sheet > (sheets.size() - 1))
+        {
+            throw new RuntimeException("Sheet out of bounds");
+        }
+        return workbook.isSheetHidden(sheet);
+    }
+
+    /**
+     * Hide or unhide a sheet
+     * 
+     * @param sheetnum The sheet number
+     * @param hidden True to mark the sheet as hidden, false otherwise
+     */
+
+    public void setSheetHidden(int sheet, boolean hidden) {
+        if (sheet > (sheets.size() - 1))
+        {
+            throw new RuntimeException("Sheet out of bounds");
+        }
+        workbook.setSheetHidden(sheet,hidden);
+    }
+    
     /*
      * get the sheet's index
      * @param name  sheet name

Modified: 
poi/trunk/src/testcases/org/apache/poi/hssf/usermodel/TestSheetHiding.java
URL: 
http://svn.apache.org/viewvc/poi/trunk/src/testcases/org/apache/poi/hssf/usermodel/TestSheetHiding.java?rev=609942&r1=609941&r2=609942&view=diff
==============================================================================
--- poi/trunk/src/testcases/org/apache/poi/hssf/usermodel/TestSheetHiding.java 
(original)
+++ poi/trunk/src/testcases/org/apache/poi/hssf/usermodel/TestSheetHiding.java 
Tue Jan  8 03:59:26 2008
@@ -19,12 +19,11 @@
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-
-import org.apache.poi.poifs.filesystem.POIFSFileSystem;
 
 import junit.framework.TestCase;
 
+import org.apache.poi.poifs.filesystem.POIFSFileSystem;
+
 /**
  * Tests for how HSSFWorkbook behaves with XLS files
  *  with a WORKBOOK directory entry (instead of the more
@@ -34,11 +33,21 @@
        private String dirPath;
        private String xlsHidden = "TwoSheetsOneHidden.xls";
        private String xlsShown  = "TwoSheetsNoneHidden.xls";
+       private HSSFWorkbook wbH;
+       private HSSFWorkbook wbU;
 
        protected void setUp() throws Exception {
                super.setUp();
-               
-        dirPath = System.getProperty("HSSF.testdata.path");
+
+               dirPath = System.getProperty("HSSF.testdata.path");
+               FileInputStream isH = new FileInputStream(dirPath + "/" + 
xlsHidden);
+               POIFSFileSystem fsH = new POIFSFileSystem(isH);
+
+               FileInputStream isU = new FileInputStream(dirPath + "/" + 
xlsShown);
+               POIFSFileSystem fsU = new POIFSFileSystem(isU);
+
+               wbH = new HSSFWorkbook(fsH);
+               wbU = new HSSFWorkbook(fsU);
        }
 
        /**
@@ -47,36 +56,27 @@
         *  the hidden flags are
         */
        public void testTextSheets() throws Exception {
-               FileInputStream isH = new FileInputStream(dirPath + "/" + 
xlsHidden);
-               POIFSFileSystem fsH = new POIFSFileSystem(isH);
-               
-               FileInputStream isU = new FileInputStream(dirPath + "/" + 
xlsShown);
-               POIFSFileSystem fsU = new POIFSFileSystem(isU);
-
-               HSSFWorkbook wbH = new HSSFWorkbook(fsH);
-               HSSFWorkbook wbU = new HSSFWorkbook(fsU);
-               
                // Both should have two sheets
                assertEquals(2, wbH.sheets.size());
                assertEquals(2, wbU.sheets.size());
-               
+
                // All sheets should have one row
                assertEquals(0, wbH.getSheetAt(0).getLastRowNum());
                assertEquals(0, wbH.getSheetAt(1).getLastRowNum());
                assertEquals(0, wbU.getSheetAt(0).getLastRowNum());
                assertEquals(0, wbU.getSheetAt(1).getLastRowNum());
-               
+
                // All rows should have one column
                assertEquals(1, wbH.getSheetAt(0).getRow(0).getLastCellNum());
                assertEquals(1, wbH.getSheetAt(1).getRow(0).getLastCellNum());
                assertEquals(1, wbU.getSheetAt(0).getRow(0).getLastCellNum());
                assertEquals(1, wbU.getSheetAt(1).getRow(0).getLastCellNum());
-               
+
                // Text should be sheet based
-               assertEquals("Sheet1A1", 
wbH.getSheetAt(0).getRow(0).getCell((short)0).getStringCellValue());
-               assertEquals("Sheet2A1", 
wbH.getSheetAt(1).getRow(0).getCell((short)0).getStringCellValue());
-               assertEquals("Sheet1A1", 
wbU.getSheetAt(0).getRow(0).getCell((short)0).getStringCellValue());
-               assertEquals("Sheet2A1", 
wbU.getSheetAt(1).getRow(0).getCell((short)0).getStringCellValue());
+               assertEquals("Sheet1A1", 
wbH.getSheetAt(0).getRow(0).getCell((short)0).getRichStringCellValue().getString());
+               assertEquals("Sheet2A1", 
wbH.getSheetAt(1).getRow(0).getCell((short)0).getRichStringCellValue().getString());
+               assertEquals("Sheet1A1", 
wbU.getSheetAt(0).getRow(0).getCell((short)0).getRichStringCellValue().getString());
+               assertEquals("Sheet2A1", 
wbU.getSheetAt(1).getRow(0).getCell((short)0).getRichStringCellValue().getString());
        }
 
        /**
@@ -84,7 +84,10 @@
         *  as expected
         */
        public void testHideUnHideFlags() throws Exception {
-               // TODO
+               assertTrue(wbH.isSheetHidden(0));
+               assertFalse(wbH.isSheetHidden(1));
+               assertFalse(wbU.isSheetHidden(0));
+               assertFalse(wbU.isSheetHidden(1));
        }
 
        /**
@@ -92,7 +95,15 @@
         *  one hidden
         */
        public void testHide() throws Exception {
-               // TODO
+               wbU.setSheetHidden(0, true);
+               assertTrue(wbU.isSheetHidden(0));
+               assertFalse(wbU.isSheetHidden(1));
+               ByteArrayOutputStream out = new ByteArrayOutputStream();
+               wbU.write(out);
+               out.close();
+               HSSFWorkbook wb2 = new HSSFWorkbook(new 
ByteArrayInputStream(out.toByteArray()));
+               assertTrue(wb2.isSheetHidden(0));
+               assertFalse(wb2.isSheetHidden(1));
        }
 
        /**
@@ -100,6 +111,14 @@
         *  none hidden
         */
        public void testUnHide() throws Exception {
-               // TODO
+               wbH.setSheetHidden(0, false);
+               assertFalse(wbH.isSheetHidden(0));
+               assertFalse(wbH.isSheetHidden(1));
+               ByteArrayOutputStream out = new ByteArrayOutputStream();
+               wbH.write(out);
+               out.close();
+               HSSFWorkbook wb2 = new HSSFWorkbook(new 
ByteArrayInputStream(out.toByteArray()));
+               assertFalse(wb2.isSheetHidden(0));
+               assertFalse(wb2.isSheetHidden(1));
        }
 }



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