implemented dummy wxPalette for wxGTK, so that it no longer pops up assertion failure...

[wxWidgets.git] / src / gtk1 / colour.cpp

diff --git a/src/gtk1/colour.cpp b/src/gtk1/colour.cpp
index 7577edccfc0d80c8f9290c251d2d3c7475698630..a54ca5fdac5109e3721a738e5ee42e117d4f1353 100644 (file)
--- a/src/gtk1/colour.cpp
+++ b/src/gtk1/colour.cpp
@@ -15,6 +15,7 @@
 #include "wx/gdicmn.h"
 
 #include <gdk/gdk.h>
+#include <gdk/gdkx.h>
 #include <gdk/gdkprivate.h>
 
 //-----------------------------------------------------------------------------
@@ -23,17 +24,18 @@
 
 class wxColourRefData: public wxObjectRefData
 {
-  public:
-
+public:
     wxColourRefData();
     ~wxColourRefData();
+    
     void FreeColour();
 
+public:
     GdkColor     m_color;
     GdkColormap *m_colormap;
     bool         m_hasPixel;
 
-    friend wxColour;
+    friend class wxColour;
 };
 
 wxColourRefData::wxColourRefData()
@@ -53,7 +55,22 @@ wxColourRefData::~wxColourRefData()
 
 void wxColourRefData::FreeColour()
 {
-//  if (m_hasPixel) gdk_colors_free( m_colormap, &m_color, 1, 0 );
+    if (m_colormap)
+    {
+#ifdef __WXGTK20__
+        if ((m_colormap->visual->type == GDK_VISUAL_GRAYSCALE) ||
+            (m_colormap->visual->type == GDK_VISUAL_PSEUDO_COLOR))
+#else
+        GdkColormapPrivate *private_colormap = (GdkColormapPrivate*) m_colormap;
+        if ((private_colormap->visual->type == GDK_VISUAL_GRAYSCALE) ||
+            (private_colormap->visual->type == GDK_VISUAL_PSEUDO_COLOR))
+#endif
+        {
+            // What happens if the colour has not been allocated
+            // anew but has been found? RR.
+            gdk_colormap_free_colors( m_colormap, &m_color, 1 );
+        }
+    }
 }
 
 //-----------------------------------------------------------------------------
@@ -92,7 +109,6 @@ void wxColour::InitFromName( const wxString &colourName )
         if (!gdk_color_parse( colourName.mb_str(), &M_COLDATA->m_color ))
         {
             wxFAIL_MSG( wxT("wxColour: couldn't find colour") );
-           wxPrintf( wxT("Colourname %s.\n"), WXSTRINGCAST colourName );
       
             delete m_refData;
             m_refData = (wxObjectRefData *) NULL;
@@ -134,7 +150,7 @@ bool wxColour::operator == ( const wxColour& col ) const
 
 bool wxColour::operator != ( const wxColour& col) const
 {
-    return m_refData != col.m_refData;
+    return !(*this == col);
 }
 
 void wxColour::Set( unsigned char red, unsigned char green, unsigned char blue )
@@ -181,25 +197,16 @@ void wxColour::CalcPixel( GdkColormap *cmap )
     
     M_COLDATA->FreeColour();
 
+#ifdef __WXGTK20__
+    if ((cmap->visual->type == GDK_VISUAL_GRAYSCALE) ||
+        (cmap->visual->type == GDK_VISUAL_PSEUDO_COLOR))
+#else
     GdkColormapPrivate *private_colormap = (GdkColormapPrivate*) cmap;
     if ((private_colormap->visual->type == GDK_VISUAL_GRAYSCALE) ||
         (private_colormap->visual->type == GDK_VISUAL_PSEUDO_COLOR))
+#endif
     {
-        GdkColor *colors = cmap->colors;
-        int max = 3 * (65536);
-        int index = -1;
-
-        for (int i = 0; i < cmap->size; i++)
-        {
-            int rdiff = (M_COLDATA->m_color.red - colors[i].red);
-            int gdiff = (M_COLDATA->m_color.green - colors[i].green);
-            int bdiff = (M_COLDATA->m_color.blue - colors[i].blue);
-            int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
-            if (sum < max) { index = i; max = sum; }
-        }
-
-        M_COLDATA->m_hasPixel = TRUE;
-        M_COLDATA->m_color.pixel = index;
+        M_COLDATA->m_hasPixel = gdk_colormap_alloc_color( cmap, &M_COLDATA->m_color, FALSE, TRUE );
     }
     else
     {