A little clarification

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

diff --git a/src/gtk/control.cpp b/src/gtk/control.cpp
index d8f6b14c9d4072fee1fd8a99d6ce8b5b2d99f783..82f10af912671f0dd764b08a1f974f23e050bb29 100644 (file)
--- a/src/gtk/control.cpp
+++ b/src/gtk/control.cpp
@@ -7,10 +7,17 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "control.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/defs.h"
+
+#if wxUSE_CONTROLS
+
 #include "wx/control.h"
 
 #include <gtk/gtk.h>
@@ -26,30 +33,23 @@ wxControl::wxControl()
     m_needParent = TRUE;
 }
 
-wxControl::wxControl( wxWindow *parent,
+bool wxControl::Create( wxWindow *parent,
                       wxWindowID id,
                       const wxPoint &pos,
                       const wxSize &size,
                       long style,
+                      const wxValidator& validator,
                       const wxString &name )
 {
-    (void)Create(parent, id, pos, size, style, name);
-}
-
+    bool ret = wxWindow::Create(parent, id, pos, size, style, name);
+    
 #if wxUSE_VALIDATORS
-wxControl::wxControl( wxWindow *parent,
-                      wxWindowID id,
-                      const wxPoint &pos,
-                      const wxSize &size,
-                      long style,
-                      const wxValidator& validator,
-                      const wxString &name)
-{
-    (void)Create(parent, id, pos, size, style, name);
     SetValidator(validator);
-}
 #endif
 
+    return ret;
+}
+
 void wxControl::SetLabel( const wxString &label )
 {
     m_label.Empty();
@@ -80,9 +80,55 @@ wxSize wxControl::DoGetBestSize() const
     GtkRequisition req;
     req.width = 2;
     req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT(m_widget)->klass )->size_request )
+    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
         (m_widget, &req );
 
     return wxSize(req.width, req.height);
 }
 
+#ifdef __WXGTK20__
+wxString wxControl::PrepareLabelMnemonics( const wxString &label ) const
+{
+    //Format mnemonics properly for GTK2. This can be called from GTK1.x, but
+    //it's not very useful because mnemonics don't exist prior to GTK2.
+    wxString label2;
+    for (size_t i = 0; i < label.Len(); i++)
+    {
+        if (label.GetChar(i) == wxT('&'))
+        {
+            //Mnemonic escape sequence "&&" is a literal "&" in the output.
+            if (label.GetChar(i + 1) == wxT('&'))
+            {
+                label2 << wxT('&');
+                i++;
+            }
+            //Handle special case of "&_" (i.e. "_" is the mnemonic).
+            //FIXME - Is it possible to use "_" as a GTK mnemonic? Just use a
+            //dash for now.
+            else if (label.GetChar(i + 1) == wxT('_'))
+            {
+                label2 << wxT("_-");
+                i++;
+            }
+            //Replace WX mnemonic indicator "&" with GTK indicator "_".
+            else
+            {
+                label2 << wxT('_');
+            }
+        }
+        else if (label.GetChar(i) == wxT('_'))
+        {
+            //Escape any underlines in the string so GTK doesn't use them.
+            label2 << wxT("__");
+        }
+        else
+        {
+            label2 << label.GetChar(i);
+        }
+    }
+    return label2;
+}
+#endif
+
+#endif // wxUSE_CONTROLS
+