Index: src/java/org/apache/poi/hssf/dev/BiffViewer.java
===================================================================
RCS file: /home/cvspublic/jakarta-poi/src/java/org/apache/poi/hssf/dev/BiffViewer.java,v
retrieving revision 1.22
diff -u -r1.22 BiffViewer.java
--- src/java/org/apache/poi/hssf/dev/BiffViewer.java	19 May 2002 18:50:37 -0000	1.22
+++ src/java/org/apache/poi/hssf/dev/BiffViewer.java	17 Jul 2002 04:31:11 -0000
@@ -609,7 +609,18 @@
             case LegendRecord.sid:
                 retval = new LegendRecord(rectype, size, data);
                 break;
-                
+	    case LeftMarginRecord.sid:
+	        retval = new LeftMarginRecord(rectype, size, data);
+	        break;
+	    case RightMarginRecord.sid:
+	        retval = new RightMarginRecord(rectype, size, data);
+	        break;
+	    case TopMarginRecord.sid:
+	        retval = new TopMarginRecord(rectype, size, data);
+	        break;
+	    case BottomMarginRecord.sid:
+	        retval = new BottomMarginRecord(rectype, size, data);
+	        break;
                 
             default:
                 retval = new UnknownRecord(rectype, size, data);
Index: src/java/org/apache/poi/hssf/model/Sheet.java
===================================================================
RCS file: /home/cvspublic/jakarta-poi/src/java/org/apache/poi/hssf/model/Sheet.java,v
retrieving revision 1.11
diff -u -r1.11 Sheet.java
--- src/java/org/apache/poi/hssf/model/Sheet.java	15 Jul 2002 00:14:38 -0000	1.11
+++ src/java/org/apache/poi/hssf/model/Sheet.java	17 Jul 2002 04:31:14 -0000
@@ -92,6 +92,11 @@
 public class Sheet
     extends java.lang.Object
 {
+    public static final short LeftMargin = 0;
+    public static final short RightMargin = 1;
+    public static final short TopMargin = 2;
+    public static final short BottomMargin = 3;
+
     protected ArrayList              records        = null;
     int                              preoffset      =
         0;      // offset of the sheet in a new file
@@ -2031,4 +2036,86 @@
 	printGridlines = newPrintGridlines;
     }
 
+    /**
+     * Sets whether the sheet is selected
+     * @param sel True to select the sheet, false otherwise.
+     */
+    public void setSelected(boolean sel) {
+	WindowTwoRecord windowTwo = (WindowTwoRecord) findFirstRecordBySid(WindowTwoRecord.sid);
+	windowTwo.setSelected(sel);
+    }
+
+    /**
+     * Gets the size of the margin in inches.
+     * @param margin which margin to get
+     * @return the size of the margin
+     */
+    public double getMargin(short margin) {
+	Margin m;
+	switch (margin) {
+	case LeftMargin : 
+	    m = (Margin)findFirstRecordBySid(LeftMarginRecord.sid);
+	    if (m == null) 
+		return .75;
+	    break;
+	case RightMargin : 
+	    m = (Margin)findFirstRecordBySid(RightMarginRecord.sid);
+	    if (m == null) 
+		return .75;
+	    break;
+	case TopMargin : 
+	    m = (Margin)findFirstRecordBySid(TopMarginRecord.sid);
+	    if (m == null) 
+		return 1.0;
+	    break;
+	case BottomMargin : 
+	    m = (Margin)findFirstRecordBySid(BottomMarginRecord.sid);
+	    if (m == null) 
+		return 1.0;
+	    break;
+	default : throw new RuntimeException("Unknown margin constant:  " + margin);
+	}
+	return m.getMargin();
+    }
+
+    /**
+     * Sets the size of the margin in inches.
+     * @param margin which margin to get
+     * @param size the size of the margin
+     */
+    public void setMargin(short margin, double size) {
+	Margin m;
+	switch (margin) {
+	case LeftMargin : 
+	    m = (Margin)findFirstRecordBySid(LeftMarginRecord.sid);
+	    if (m == null) {
+		m = new LeftMarginRecord();
+		records.add(getDimsLoc() + 1, (Record)m);
+	    }
+	    break;
+	case RightMargin : 
+	    m = (Margin)findFirstRecordBySid(RightMarginRecord.sid);
+	    if (m == null) {
+		m = new RightMarginRecord();
+		records.add(getDimsLoc() + 1, (Record)m);
+	    }
+	    break;
+	case TopMargin : 
+	    m = (Margin)findFirstRecordBySid(TopMarginRecord.sid);
+	    if (m == null) {
+		m = new TopMarginRecord();
+		records.add(getDimsLoc() + 1, (Record)m);
+	    }
+	    break;
+	case BottomMargin : 
+	    m = (Margin)findFirstRecordBySid(BottomMarginRecord.sid);
+	    if (m == null) {
+		m = new BottomMarginRecord();
+		records.add(getDimsLoc() + 1, (Record)m);
+	    }
+	    break;
+	default : throw new RuntimeException("Unknown margin constant:  " + margin);
+	}
+	m.setMargin(size);
+    }
 }
Index: src/java/org/apache/poi/hssf/record/RecordFactory.java
===================================================================
RCS file: /home/cvspublic/jakarta-poi/src/java/org/apache/poi/hssf/record/RecordFactory.java,v
retrieving revision 1.8
diff -u -r1.8 RecordFactory.java
--- src/java/org/apache/poi/hssf/record/RecordFactory.java	10 May 2002 12:34:03 -0000	1.8
+++ src/java/org/apache/poi/hssf/record/RecordFactory.java	17 Jul 2002 04:31:21 -0000
@@ -107,7 +107,8 @@
                 LabelRecord.class, BlankRecord.class, ColumnInfoRecord.class,
                 MulRKRecord.class, MulBlankRecord.class, MergeCellsRecord.class,
                 FormulaRecord.class, BoolErrRecord.class, ExternSheetRecord.class,
-		NameRecord.class
+		NameRecord.class, LeftMarginRecord.class, RightMarginRecord.class, 
+		TopMarginRecord.class, BottomMarginRecord.class
             };
         } else {
             records = new Class[]
@@ -135,7 +136,9 @@
                 WindowTwoRecord.class, SelectionRecord.class, ContinueRecord.class,
                 LabelRecord.class, BlankRecord.class, ColumnInfoRecord.class,
                 MulRKRecord.class, MulBlankRecord.class, MergeCellsRecord.class,
-                BoolErrRecord.class, ExternSheetRecord.class, NameRecord.class
+                BoolErrRecord.class, ExternSheetRecord.class, NameRecord.class,
+		LeftMarginRecord.class, RightMarginRecord.class, 
+		TopMarginRecord.class, BottomMarginRecord.class
             };
             
         }
Index: src/java/org/apache/poi/hssf/usermodel/HSSFSheet.java
===================================================================
RCS file: /home/cvspublic/jakarta-poi/src/java/org/apache/poi/hssf/usermodel/HSSFSheet.java,v
retrieving revision 1.8
diff -u -r1.8 HSSFSheet.java
--- src/java/org/apache/poi/hssf/usermodel/HSSFSheet.java	10 May 2002 03:01:10 -0000	1.8
+++ src/java/org/apache/poi/hssf/usermodel/HSSFSheet.java	17 Jul 2002 04:31:26 -0000
@@ -65,6 +65,7 @@
 import org.apache.poi.hssf.record.Record;
 import org.apache.poi.hssf.record.RowRecord;
 import org.apache.poi.hssf.record.VCenterRecord;
+import org.apache.poi.hssf.record.WindowTwoRecord;
 import org.apache.poi.hssf.record.WSBoolRecord;
 import org.apache.poi.hssf.util.Region;
 import org.apache.poi.util.POILogFactory;
@@ -85,6 +86,12 @@
 {
     private static final int DEBUG = POILogger.DEBUG;
 
+    /* Constants for margins */
+    public static final short LeftMargin = Sheet.LeftMargin;
+    public static final short RightMargin = Sheet.RightMargin;
+    public static final short TopMargin = Sheet.TopMargin;
+    public static final short BottomMargin = Sheet.BottomMargin;
+
     /**
      * Used for compile-time optimization.  This is the initial size for the collection of
      * rows.  It is currently set to 20.  If you generate larger sheets you may benefit
@@ -784,5 +791,31 @@
      */
     public HSSFFooter getFooter() {
         return new HSSFFooter(getSheet().getFooter());
+     }
+     /**
+      * Sets whether sheet is selected.
+      * @param sel Whether to select the sheet or deselect the sheet.
+      */
+     public void setSelected(boolean sel) {
+       getSheet().setSelected(sel); 
+
+     }
+
+    /**
+     * Gets the size of the margin in inches.
+     * @param margin which margin to get
+     * @return the size of the margin
+     */
+    public double getMargin(short margin) {
+	return getSheet().getMargin(margin);
+    }
+
+    /**
+     * Sets the size of the margin in inches.
+     * @param margin which margin to get
+     * @param size the size of the margin
+     */
+    public void setMargin(short margin, double size) {
+	getSheet().setMargin(margin, size);
     }
 }