added and documented trivial wxDC::GetBackgroundMode(), documented several other missing wxDC functions

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7531 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/dc.tex

@@ -386,12 +386,26 @@ and using a style:
 
 \func{wxBrush\&}{GetBackground}{\void}
 
+\constfunc{const wxBrush\&}{GetBackground}{\void}
+
 Gets the brush used for painting the background (see \helpref{wxDC::SetBackground}{wxdcsetbackground}).
 
+\membersection{wxDC::GetBackgroundMode}\label{wxdcgetbackgroundmode}
+
+\constfunc{int}{GetBackgroundMode}{\void}
+
+Returns the current background mode: {\tt wxSOLID} or {\tt wxTRANSPARENT}.
+
+\wxheading{See also}
+
+\helpref{SetBackgroundMode}{wxdcsetbackgroundmode}
+
 \membersection{wxDC::GetBrush}\label{wxdcgetbrush}
 
 \func{wxBrush\&}{GetBrush}{\void}
 
+\constfunc{const wxBrush\&}{GetBrush}{\void}
+
 Gets the current brush (see \helpref{wxDC::SetBrush}{wxdcsetbrush}).
 
 \membersection{wxDC::GetCharHeight}\label{wxdcgetcharheight}
@@ -419,6 +433,8 @@ rectangle are returned as a tuple.}
 
 \func{wxFont\&}{GetFont}{\void}
 
+\constfunc{const wxFont\&}{GetFont}{\void}
+
 Gets the current font (see \helpref{wxDC::SetFont}{wxdcsetfont}).
 
 \membersection{wxDC::GetLogicalFunction}\label{wxdcgetlogicalfunction}
@@ -444,6 +460,8 @@ See \helpref{wxDC::SetOptimization}{wxsetoptimization} for details.
 
 \func{wxPen\&}{GetPen}{\void}
 
+\constfunc{const wxPen\&}{GetPen}{\void}
+
 Gets the current pen (see \helpref{wxDC::SetPen}{wxdcsetpen}).
 
 \membersection{wxDC::GetPixel}\label{wxdcgetpixel}
@@ -490,6 +508,8 @@ implements the following methods:\par
 
 \func{wxColour\&}{GetTextBackground}{\void}
 
+\constfunc{const wxColour\&}{GetTextBackground}{\void}
+
 Gets the current text background colour (see \helpref{wxDC::SetTextBackground}{wxdcsettextbackground}).
 
 \membersection{wxDC::GetTextExtent}\label{wxdcgettextextent}
@@ -523,6 +543,8 @@ See also \helpref{wxFont}{wxfont}, \helpref{wxDC::SetFont}{wxdcsetfont}.
 
 \func{wxColour\&}{GetTextForeground}{\void}
 
+\constfunc{const wxColour\&}{GetTextForeground}{\void}
+
 Gets the current text foreground colour (see \helpref{wxDC::SetTextForeground}{wxdcsettextforeground}).
 
 

include/wx/dc.h

@@ -330,6 +330,7 @@ public:
     // ---------
 
         // const...
+    int GetBackgroundMode() const { return m_backgroundMode; }
     const wxBrush&  GetBackground() const { return m_backgroundBrush; }
     const wxBrush&  GetBrush() const { return m_brush; }
     const wxFont&   GetFont() const { return m_font; }