fixed wxXmlDocument::Save() to interpret the indentstep argument correctly

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62255 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/changes.txt

@@ -156,6 +156,11 @@ Changes in behaviour not resulting in compilation errors, please read this!
 
 - wxTextCtrl::LoadFile no longer sends a text update event.
 
+- wxXmlDocument::Save()'s indentstep argument's interpretation was fixed
+  to match the documentation: it now really is the number of spaces in
+  indentation instead of being its double. Its default value was changed
+  accordingly, to 2.
+
 
 Changes in behaviour which may result in compilation errors
 -----------------------------------------------------------

include/wx/xml/xml.h

@@ -265,8 +265,8 @@ public:
                       const wxString& encoding = wxT("UTF-8"), int flags = wxXMLDOC_NONE);
 
     // Saves document as .xml file.
-    virtual bool Save(const wxString& filename, int indentstep = 1) const;
+    virtual bool Save(const wxString& filename, int indentstep = 2) const;
-    virtual bool Save(wxOutputStream& stream, int indentstep = 1) const;
+    virtual bool Save(wxOutputStream& stream, int indentstep = 2) const;
 
     bool IsOk() const { return m_root != NULL; }
 

interface/wx/xml/xml.h

@@ -597,13 +597,13 @@ public:
         If @a indentstep is @c wxXML_NO_INDENTATION, then, automatic indentation
         is turned off.
     */
-    virtual bool Save(const wxString& filename, int indentstep = 1) const;
+    virtual bool Save(const wxString& filename, int indentstep = 2) const;
 
     /**
         Saves XML tree in the given output stream.
         See Save(const wxString&, int) for a description of @a indentstep.
     */
-    virtual bool Save(wxOutputStream& stream, int indentstep = 1) const;
+    virtual bool Save(wxOutputStream& stream, int indentstep = 2) const;
 
     /**
         Sets the enconding of the document.

src/xml/xml.cpp

@@ -885,7 +885,7 @@ bool OutputIndentation(wxOutputStream& stream,
                        wxMBConv *convFile)
 {
     wxString str(wxS("\n"));
-    str += wxString(2*indent, wxS(' '));
+    str += wxString(indent, wxS(' '));
     return OutputString(stream, str, convMem, convFile);
 }