sw: second round of doxygen comments

sw/inc/format.hxx

@@ -42,6 +42,7 @@ class IDocumentFieldsAccess;
 class IDocumentChartDataProviderAccess;
 class SwDoc;
 
+/// Base class for various Writer styles.
 class SW_DLLPUBLIC SwFmt : public SwModify
 {
     String aFmtName;

sw/inc/frmfmt.hxx

@@ -44,6 +44,7 @@ class SwRect;
 class SwContact;
 class SdrObject;
 
+/// Style of a layout element.
 class SW_DLLPUBLIC SwFrmFmt: public SwFmt
 {
     friend class SwDoc;

sw/inc/node.hxx

@@ -85,9 +85,7 @@ class IDocumentContentOperations;
 class IDocumentListItems;
 class SwOLENodes;
 
-// --------------------
-// class SwNode
-// --------------------
+/// Base class of the Writer document model elements.
 class SW_DLLPUBLIC SwNode
     : private BigPtrEntry
 {
@@ -304,9 +302,7 @@ private:
     SwNode & operator= ( const SwNode & rNodes );
 };
 
-// --------------------
-// class SwStartNode
-// --------------------
+/// Starts a section of nodes in the document model.
 class SwStartNode: public SwNode
 {
     friend class SwNode;
@@ -340,9 +336,7 @@ private:
 };
 
 
-// --------------------
-// class SwEndNode
-// --------------------
+/// Ends a section of nodes in the document model.
 class SwEndNode : public SwNode
 {
     friend class SwNodes;

sw/source/core/inc/frame.hxx

@@ -250,6 +250,13 @@ enum MakePageType
 };
 
 
+/**
+ * Base class of the Writer layout elements.
+ *
+ * This includes not only fly frames, but everything down to the paragraph
+ * level: pages, headers, footers, etc. (Inside a paragraph SwLinePortion
+ * instances are used.)
+ */
 class SwFrm: public SwClient, public SfxBroadcaster
 {
     //Der verkappte Frm