Add basic worksheet copy support

examples/xlsx/worksheetoperations/doc/src/worksheetoperations.qdoc

@@ -0,0 +1,8 @@
+/*!
+    \example worksheetoperations
+    \title Worksheet Operations Example
+    \brief Copy, delete, move worksheet
+    \ingroup qtxlsx-examples
+
+    This example demonstrates how to copy, delete, move worksheet.
+*/

examples/xlsx/worksheetoperations/main.cpp

@@ -0,0 +1,33 @@
+#include <QtCore>
+#include "xlsxdocument.h"
+
+int main()
+{
+    QXlsx::Document xlsx;
+
+    xlsx.renameWorksheet("Sheet1", "TheFirstSheet");
+
+    for (int i=1; i<20; ++i) {
+        for (int j=1; j<15; ++j)
+            xlsx.write(i, j, QString("R %1 C %2").arg(i).arg(j));
+    }
+
+    xlsx.addWorksheet("TheSecondSheet");
+    xlsx.write(2, 2, "Hello Qt Xlsx");
+
+    xlsx.copyWorksheet("TheFirstSheet", "CopyOfTheFirst");
+
+    xlsx.addWorksheet("TheForthSheet");
+    xlsx.write(3, 3, "This will be deleted...");
+
+    xlsx.selectWorksheet("CopyOfTheFirst");
+    xlsx.write(25, 2, "On the Copy Sheet");
+
+    xlsx.deleteWorksheet("TheForthSheet");
+
+    xlsx.moveWorksheet("TheSecondSheet", 0);
+
+    xlsx.save();
+
+    return 0;
+}

examples/xlsx/worksheetoperations/worksheetoperations.pro

@@ -0,0 +1,9 @@
+TARGET = worksheetoperations
+
+#include(../../../src/xlsx/qtxlsx.pri)
+QT+=xlsx
+
+CONFIG   += console
+CONFIG   -= app_bundle
+
+SOURCES += main.cpp

examples/xlsx/xlsx.pro

@@ -12,5 +12,6 @@ SUBDIRS = hello \
     formulas \
     richtext \
     conditionalformatting \
+    worksheetoperations \
     demo