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 // FIXME: Make gtk2 only, so no macros needed - MR
  34 // GTK+ 2.0 compatibility define is broken when used from C++ as it
  35 // casts enum to int implicitly
  36 #undef gtk_signal_disconnect_by_func
  37 #define gtk_signal_disconnect_by_func(object,func,data) \
  38     gtk_signal_compat_matched((object), (func), (data), \
  39                               (GSignalMatchType)(G_SIGNAL_MATCH_FUNC | \
  40                                                  G_SIGNAL_MATCH_DATA), 0)
  41
  42 // translate a GTK+ scroll type to a wxEventType
  43 inline wxEventType GtkScrollTypeToWx(guint scrollType)
  44 {
  45     wxEventType command;
  46     switch ( scrollType )
  47     {
  48         case GTK_SCROLL_STEP_BACKWARD:
  49             command = wxEVT_SCROLL_LINEUP;
  50             break;
  51
  52         case GTK_SCROLL_STEP_FORWARD:
  53             command = wxEVT_SCROLL_LINEDOWN;
  54             break;
  55
  56         case GTK_SCROLL_PAGE_BACKWARD:
  57             command = wxEVT_SCROLL_PAGEUP;
  58             break;
  59
  60         case GTK_SCROLL_PAGE_FORWARD:
  61             command = wxEVT_SCROLL_PAGEDOWN;
  62             break;
  63
  64         default:
  65             command = wxEVT_SCROLL_THUMBTRACK;
  66     }
  67
  68     return command;
  69 }
  70
  71 inline wxEventType GtkScrollWinTypeToWx(guint scrollType)
  72 {
  73     // GtkScrollTypeToWx() returns SCROLL_XXX, not SCROLLWIN_XXX as we need
  74     return GtkScrollTypeToWx(scrollType) +
  75             wxEVT_SCROLLWIN_TOP - wxEVT_SCROLL_TOP;
  76 }
  77
  78 // Needed for implementing e.g. combobox on wxGTK within a modal dialog.
  79 void wxAddGrab(wxWindow* window);
  80 void wxRemoveGrab(wxWindow* window);
  81
  82 // Escapes string so that it is valid Pango markup XML string:
  83 WXDLLIMPEXP_CORE wxString wxEscapeStringForPangoMarkup(const wxString& str);
  84
  85 // The declaration for gtk_icon_size_lookup was accidentally ifdefed out in
  86 // GTK+ 2.1.0 which Sun seem to have shipped with some versions of JDS
  87 // for Solaris 9 x86.
  88 #ifdef NEED_GTK_ICON_SIZE_LOOKUP
  89 extern "C" gboolean gtk_icon_size_lookup  (GtkIconSize  size,
  90                                            gint         *width,
  91                                            gint         *height);
  92 #endif
  93
  94 #endif // _WX_GTK_PRIVATE_H_
  95