Fix bug #45761 - Support for Very Hidden excel sheets in HSSF

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@693175 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2008-09-08 17:43:31 +00:00
parent 770dfcf4a4
commit a7ae05977b
7 changed files with 123 additions and 5 deletions

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@ -37,6 +37,7 @@
<!-- Don't forget to update status.xml too! -->
<release version="3.1.1-alpha1" date="2008-??-??">
<action dev="POI-DEVELOPERS" type="add">45761 - Support for Very Hidden excel sheets in HSSF</action>
<action dev="POI-DEVELOPERS" type="add">45738 - Initial HWPF support for Office Art Shapes</action>
<action dev="POI-DEVELOPERS" type="fix">45720 - Fixed HSSFWorkbook.cloneSheet to correctly clone sheets with drawings</action>
<action dev="POI-DEVELOPERS" type="fix">45728 - Fix for SlideShow.reorderSlide in HSLF</action>

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@ -34,6 +34,7 @@
<!-- Don't forget to update changes.xml too! -->
<changes>
<release version="3.1.1-alpha1" date="2008-??-??">
<action dev="POI-DEVELOPERS" type="add">45761 - Support for Very Hidden excel sheets in HSSF</action>
<action dev="POI-DEVELOPERS" type="add">45738 - Initial HWPF support for Office Art Shapes</action>
<action dev="POI-DEVELOPERS" type="fix">45720 - Fixed HSSFWorkbook.cloneSheet to correctly clone sheets with drawings</action>
<action dev="POI-DEVELOPERS" type="fix">45728 - Fix for SlideShow.reorderSlide in HSLF</action>

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@ -560,32 +560,72 @@ public final class Workbook implements Model {
}
/**
* gets the hidden flag for a given sheet.
* Gets the hidden flag for a given sheet.
* Note that a sheet could instead be
* set to be very hidden, which is different
* ({@link #isSheetVeryHidden(int)})
*
* @param sheetnum the sheet number (0 based)
* @return True if sheet is hidden
*/
public boolean isSheetHidden(int sheetnum) {
return getBoundSheetRec(sheetnum).isHidden();
}
/**
* Gets the very hidden flag for a given sheet.
* This is different from the normal
* hidden flag
* ({@link #isSheetHidden(int)})
*
* @param sheetnum the sheet number (0 based)
* @return True if sheet is very hidden
*/
public boolean isSheetVeryHidden(int sheetnum) {
return getBoundSheetRec(sheetnum).isVeryHidden();
}
/**
* 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) {
getBoundSheetRec(sheetnum).setHidden(hidden);
}
/**
* Hide or unhide a sheet.
* 0 = not hidden
* 1 = hidden
* 2 = very hidden.
*
* @param sheetnum The sheet number
* @param hidden 0 for not hidden, 1 for hidden, 2 for very hidden
*/
public void setSheetHidden(int sheetnum, int hidden) {
BoundSheetRecord bsr = getBoundSheetRec(sheetnum);
boolean h = false;
boolean vh = false;
if(hidden == 0) {
} else if(hidden == 1) {
h = true;
} else if(hidden == 2) {
vh = true;
} else {
throw new IllegalArgumentException("Invalid hidden flag " + hidden + " given, must be 0, 1 or 2");
}
bsr.setHidden(h);
bsr.setVeryHidden(vh);
}
/**
* get the sheet's index
* @param name sheet name
* @return sheet index or -1 if it was not found.
*/
public int getSheetIndex(String name) {
int retval = -1;

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@ -36,6 +36,7 @@ public final class BoundSheetRecord extends Record {
public final static short sid = 0x0085;
private static final BitField hiddenFlag = BitFieldFactory.getInstance(0x01);
private static final BitField veryHiddenFlag = BitFieldFactory.getInstance(0x02);
private int field_1_position_of_BOF;
private short field_2_option_flags;
private byte field_3_sheetname_length;
@ -301,11 +302,31 @@ public final class BoundSheetRecord extends Record {
return sid;
}
/**
* Is the sheet hidden? Different from very hidden
*/
public boolean isHidden() {
return hiddenFlag.isSet(field_2_option_flags);
}
/**
* Is the sheet hidden? Different from very hidden
*/
public void setHidden(boolean hidden) {
field_2_option_flags = hiddenFlag.setShortBoolean(field_2_option_flags, hidden);
}
/**
* Is the sheet very hidden? Different from (normal) hidden
*/
public boolean isVeryHidden() {
return veryHiddenFlag.isSet(field_2_option_flags);
}
/**
* Is the sheet very hidden? Different from (normal) hidden
*/
public void setVeryHidden(boolean veryHidden) {
field_2_option_flags = veryHiddenFlag.setShortBoolean(field_2_option_flags, veryHidden);
}
}

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@ -581,7 +581,10 @@ public class HSSFWorkbook extends POIDocument
}
/**
* check whether a sheet is hidden
* Check whether a sheet is hidden.
* Note that a sheet could instead be
* set to be very hidden, which is different
* ({@link #isSheetVeryHidden(int)})
* @param sheetIx Number
* @return True if sheet is hidden
*/
@ -589,6 +592,18 @@ public class HSSFWorkbook extends POIDocument
validateSheetIndex(sheetIx);
return workbook.isSheetHidden(sheetIx);
}
/**
* Check whether a sheet is very hidden.
* This is different from the normal
* hidden status
* ({@link #isSheetHidden(int)})
* @param sheetIx Number
* @return True if sheet is very hidden
*/
public boolean isSheetVeryHidden(int sheetIx) {
validateSheetIndex(sheetIx);
return workbook.isSheetVeryHidden(sheetIx);
}
/**
* Hide or unhide a sheet
@ -600,6 +615,19 @@ public class HSSFWorkbook extends POIDocument
validateSheetIndex(sheetIx);
workbook.setSheetHidden(sheetIx, hidden);
}
/**
* Hide or unhide a sheet.
* 0 = not hidden
* 1 = hidden
* 2 = very hidden.
*
* @param sheetIx The sheet number
* @param hidden 0 for not hidden, 1 for hidden, 2 for very hidden
*/
public void setSheetHidden(int sheetIx, int hidden) {
validateSheetIndex(sheetIx);
workbook.setSheetHidden(sheetIx, hidden);
}
/*
* get the sheet's index

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@ -1381,4 +1381,31 @@ public final class TestBugs extends TestCase {
assertFalse(nwb.getSheetAt(1).getForceFormulaRecalculation());
assertTrue(nwb.getSheetAt(2).getForceFormulaRecalculation());
}
/**
* Very hidden sheets not displaying as such
*/
public void test45761() {
HSSFWorkbook wb = openSample("45761.xls");
assertEquals(3, wb.getNumberOfSheets());
assertFalse(wb.isSheetHidden(0));
assertFalse(wb.isSheetVeryHidden(0));
assertTrue(wb.isSheetHidden(1));
assertFalse(wb.isSheetVeryHidden(1));
assertFalse(wb.isSheetHidden(2));
assertTrue(wb.isSheetVeryHidden(2));
// Change 0 to be very hidden, and re-load
wb.setSheetHidden(0, 2);
HSSFWorkbook nwb = writeOutAndReadBack(wb);
assertFalse(nwb.isSheetHidden(0));
assertTrue(nwb.isSheetVeryHidden(0));
assertTrue(nwb.isSheetHidden(1));
assertFalse(nwb.isSheetVeryHidden(1));
assertFalse(nwb.isSheetHidden(2));
assertTrue(nwb.isSheetVeryHidden(2));
}
}