Add defineName support

examples/xlsx/definename/definename.pro

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

examples/xlsx/definename/main.cpp

@@ -0,0 +1,33 @@
+#include <QtCore>
+#include "xlsxdocument.h"
+
+QTXLSX_USE_NAMESPACE
+
+int main()
+{
+    //![0]
+    Document xlsx;
+    for (int i=0; i<10; ++i) {
+        xlsx.write(i, 0, i);
+        xlsx.write(i, 1, i*i);
+        xlsx.write(i, 2, i*i*i);
+    }
+    //![0]
+    //![1]
+    xlsx.defineName("MyCol_1", "=Sheet1!$A$1:$A$10");
+    xlsx.defineName("MyCol_2", "=Sheet1!$B$1:$B$10", "This is comments");
+    xlsx.defineName("MyCol_3", "=Sheet1!$C$1:$C$10", "", "Sheet1");
+    xlsx.defineName("Factor", "=0.5");
+    //![1]
+    //![2]
+    xlsx.write(10, 0, "=SUM(MyCol_1)");
+    xlsx.write(10, 1, "=SUM(MyCol_2)");
+    xlsx.write(10, 2, "=SUM(MyCol_3)");
+    xlsx.write(11, 0, "=SUM(MyCol_1)*Factor");
+    xlsx.write(11, 1, "=SUM(MyCol_2)*Factor");
+    xlsx.write(11, 2, "=SUM(MyCol_3)*Factor");
+    //![2]
+
+    xlsx.save();
+    return 0;
+}

examples/xlsx/xlsx.pro

@@ -6,5 +6,6 @@ SUBDIRS = hello style \
     rowcolumn \
     numberformat \
     readwrite \
-    datavalidation
+    datavalidation \
+    definename