X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/24714ea3c5289d3d8a87bd7e529eafc7850ce10b..c127177f8dc31dbe99764852b8dbcc047d3ad826:/src/gtk/dcclient.cpp

diff --git a/src/gtk/dcclient.cpp b/src/gtk/dcclient.cpp
index 3a4c1a9a74..918e0a52db 100644
--- a/src/gtk/dcclient.cpp
+++ b/src/gtk/dcclient.cpp
@@ -109,10 +109,23 @@ wxWindowDC::wxWindowDC( wxWindow *window )
     m_owner = (wxWindow *)NULL;
   
     if (!window) return;
+    
     GtkWidget *widget = window->m_wxwindow;
     if (!widget) return;
+    
     m_window = widget->window;
+    
+    /* not realized ? */
+    if (!m_window)
+    {
+         /* force realization */
+         gtk_widget_realize( widget );
+         m_window = widget->window;
+    }
+    
+    /* still not realized ? */
     if (!m_window) return;
+    
     if (window->m_wxwindow)
         m_cmap = gtk_widget_get_colormap( window->m_wxwindow );
     else
@@ -825,8 +838,6 @@ void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *heigh
                      long *descent, long *externalLeading,
                      wxFont *theFont, bool WXUNUSED(use16) )
 {
-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
     wxFont fontToUse = m_font;
     if (theFont) fontToUse = *theFont;
   
@@ -839,16 +850,12 @@ void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *heigh
 
 long wxWindowDC::GetCharWidth()
 {
-    wxCHECK_MSG( Ok(), 0, _T("invalid window dc") );
-  
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     return long(gdk_string_width( font, "H" ) / m_scaleX);
 }
 
 long wxWindowDC::GetCharHeight()
 {
-    wxCHECK_MSG( Ok(), 0, _T("invalid window dc") );
-  
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     return long((font->ascent + font->descent) / m_scaleY);
 }
@@ -883,8 +890,6 @@ void wxWindowDC::Clear()
 
 void wxWindowDC::SetFont( const wxFont &font )
 {
-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
     m_font = font;
 }
 
@@ -1036,8 +1041,21 @@ void wxWindowDC::SetLogicalFunction( int function )
     GdkFunction mode = GDK_COPY;
     switch (function)
     {
-        case wxXOR:    mode = GDK_INVERT; break;
-        case wxINVERT: mode = GDK_INVERT; break;
+        case wxXOR:          mode = GDK_INVERT; break;
+        case wxINVERT:       mode = GDK_INVERT; break;
+#if (GDK_MINOR_VERSION > 0)
+        case wxOR_REVERSE:   mode = GDK_OR_REVERSE; break;
+        case wxAND_REVERSE:  mode = GDK_AND_REVERSE; break;
+        case wxCLEAR:        mode = GDK_CLEAR; break;
+        case wxSET:          mode = GDK_SET; break;
+        case wxOR_INVERT:    mode = GDK_OR_INVERT; break;
+        case wxAND:          mode = GDK_AND; break;
+        case wxOR:           mode = GDK_OR; break;
+        case wxEQUIV:        mode = GDK_EQUIV; break;
+        case wxNAND:         mode = GDK_NAND; break;
+        case wxAND_INVERT:   mode = GDK_AND_INVERT; break;
+/*   ?   wxSRC_INVERT   GDK_AND_REVERSE, GDK_OR_REVERSE, GDK_OR_INVERT */
+#endif
         default:       break;
     }