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[wxWidgets.git] / src / gtk / colour.cpp

diff --git a/src/gtk/colour.cpp b/src/gtk/colour.cpp
index f9d2fa62a28677e473058f23fbc4892e7051c3c0..13f981ebf2c7bd7f97fe8b55b6ec289d06b46d20 100644 (file)
--- a/src/gtk/colour.cpp
+++ b/src/gtk/colour.cpp
@@ -15,7 +15,7 @@
 
 #include "wx/gdicmn.h"
 
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
 #include "../gdk_imlib/gdk_imlib.h"
 #endif
 
@@ -165,25 +165,40 @@ void wxColour::Set( const unsigned char red, const unsigned char green, const un
 
 unsigned char wxColour::Red(void) const
 {
-  if (!Ok()) return 0;
+  if (!Ok())
+  {
+     wxFAIL_MSG( "invalid colour" );
+     return 0;
+  }
+  
   return (unsigned char)(M_COLDATA->m_color.red >> SHIFT);
 }
 
 unsigned char wxColour::Green(void) const
 {
-  if (!Ok()) return 0;
+  if (!Ok())
+  {
+     wxFAIL_MSG( "invalid colour" );
+     return 0;
+  }
+  
   return (unsigned char)(M_COLDATA->m_color.green >> SHIFT);
 }
 
 unsigned char wxColour::Blue(void) const
 {
-  if (!Ok()) return 0;
+  if (!Ok())
+  {
+     wxFAIL_MSG( "invalid colour" );
+     return 0;
+  }
+  
   return (unsigned char)(M_COLDATA->m_color.blue >> SHIFT);
 }
 
 bool wxColour::Ok(void) const
 {
-  return (m_refData);
+  return (m_refData != NULL);
 }
 
 void wxColour::CalcPixel( GdkColormap *cmap )
@@ -193,7 +208,7 @@ void wxColour::CalcPixel( GdkColormap *cmap )
   if ((M_COLDATA->m_hasPixel) && (M_COLDATA->m_colormap == cmap)) return;
   M_COLDATA->FreeColour();
   
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
 
   int r = M_COLDATA->m_color.red >> SHIFT;
   int g = M_COLDATA->m_color.green >> SHIFT;