include/wx/gtk/private.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/private.h
   3 // Purpose:     wxGTK private macros, functions &c
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     12.03.02
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2002 Vadim Zeitlin <vadim@wxwidgets.org>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GTK_PRIVATE_H_
  13 #define _WX_GTK_PRIVATE_H_
  14
  15 #include <gtk/gtk.h>
  16
  17 #include "wx/event.h"
  18
  19 // fail all version tests if the GTK+ version is so ancient that it doesn't
  20 // even have GTK_CHECK_VERSION
  21 #ifndef GTK_CHECK_VERSION
  22     #define GTK_CHECK_VERSION(a, b, c) 0
  23 #endif
  24
  25 #if wxUSE_UNICODE
  26     #define wxGTK_CONV(s) wxConvUTF8.cWX2MB(s)
  27     #define wxGTK_CONV_BACK(s) wxConvUTF8.cMB2WX(s)
  28 #else
  29     #define wxGTK_CONV(s) wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC(s) )
  30     #define wxGTK_CONV_BACK(s)  wxConvLocal.cWC2WX( (wxConvUTF8.cMB2WC( s ) ) )
  31 #endif
  32
  33 // translate a GTK+ scroll type to a wxEventType
  34 inline wxEventType GtkScrollTypeToWx(guint scrollType)
  35 {
  36     wxEventType command;
  37     switch ( scrollType )
  38     {
  39         case GTK_SCROLL_STEP_BACKWARD:
  40             command = wxEVT_SCROLL_LINEUP;
  41             break;
  42
  43         case GTK_SCROLL_STEP_FORWARD:
  44             command = wxEVT_SCROLL_LINEDOWN;
  45             break;
  46
  47         case GTK_SCROLL_PAGE_BACKWARD:
  48             command = wxEVT_SCROLL_PAGEUP;
  49             break;
  50
  51         case GTK_SCROLL_PAGE_FORWARD:
  52             command = wxEVT_SCROLL_PAGEDOWN;
  53             break;
  54
  55         default:
  56             command = wxEVT_SCROLL_THUMBTRACK;
  57     }
  58
  59     return command;
  60 }
  61
  62 inline wxEventType GtkScrollWinTypeToWx(guint scrollType)
  63 {
  64     // GtkScrollTypeToWx() returns SCROLL_XXX, not SCROLLWIN_XXX as we need
  65     return GtkScrollTypeToWx(scrollType) +
  66             wxEVT_SCROLLWIN_TOP - wxEVT_SCROLL_TOP;
  67 }
  68
  69 // Needed for implementing e.g. combobox on wxGTK within a modal dialog.
  70 void wxAddGrab(wxWindow* window);
  71 void wxRemoveGrab(wxWindow* window);
  72
  73 // Escapes string so that it is valid Pango markup XML string:
  74 WXDLLIMPEXP_CORE wxString wxEscapeStringForPangoMarkup(const wxString& str);
  75
  76 // The declaration for gtk_icon_size_lookup was accidentally ifdefed out in
  77 // GTK+ 2.1.0 which Sun seem to have shipped with some versions of JDS
  78 // for Solaris 9 x86.
  79 #ifdef NEED_GTK_ICON_SIZE_LOOKUP
  80 extern "C" gboolean gtk_icon_size_lookup  (GtkIconSize  size,
  81                                            gint         *width,
  82                                            gint         *height);
  83 #endif
  84
  85 #endif // _WX_GTK_PRIVATE_H_
  86