+wxTextCtrlBase::~wxTextCtrlBase()
+{
+}
+
+// ----------------------------------------------------------------------------
+// style functions - not implemented here
+// ----------------------------------------------------------------------------
+
+/* static */
+wxTextAttr wxTextAttr::Combine(const wxTextAttr& attr,
+ const wxTextAttr& attrDef,
+ const wxTextCtrlBase *text)
+{
+ wxFont font = attr.GetFont();
+ if ( !font.Ok() )
+ {
+ font = attrDef.GetFont();
+
+ if ( text && !font.Ok() )
+ font = text->GetFont();
+ }
+
+ wxColour colFg = attr.GetTextColour();
+ if ( !colFg.Ok() )
+ {
+ colFg = attrDef.GetTextColour();
+
+ if ( text && !colFg.Ok() )
+ colFg = text->GetForegroundColour();
+ }
+
+ wxColour colBg = attr.GetBackgroundColour();
+ if ( !colBg.Ok() )
+ {
+ colBg = attrDef.GetBackgroundColour();
+
+ if ( text && !colBg.Ok() )
+ colBg = text->GetBackgroundColour();
+ }
+
+ return wxTextAttr(colFg, colBg, font);
+}
+
+// apply styling to text range
+bool wxTextCtrlBase::SetStyle(long WXUNUSED(start), long WXUNUSED(end),
+ const wxTextAttr& WXUNUSED(style))
+{
+ // to be implemented in derived TextCtrl classes
+ return FALSE;
+}
+
+// change default text attributes
+bool wxTextCtrlBase::SetDefaultStyle(const wxTextAttr& style)
+{
+ // keep the old attributes if the new style doesn't specify them unless the
+ // new style is empty - then reset m_defaultStyle (as there is no other way
+ // to do it)
+ if ( style.IsDefault() )
+ m_defaultStyle = style;
+ else
+ m_defaultStyle = wxTextAttr::Combine(style, m_defaultStyle, this);
+
+ return TRUE;
+}
+
+// get default text attributes
+const wxTextAttr& wxTextCtrlBase::GetDefaultStyle() const
+{
+ return m_defaultStyle;
+}
+