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 #include "wx/gtk/private/string.h"
  19
  20 // fail all version tests if the GTK+ version is so ancient that it doesn't
  21 // even have GTK_CHECK_VERSION
  22 #ifndef GTK_CHECK_VERSION
  23     #define GTK_CHECK_VERSION(a, b, c) 0
  24 #endif
  25
  26 #if wxUSE_UNICODE
  27     #define wxGTK_CONV(s) wxConvUTF8.cWX2MB((s))
  28     #define wxGTK_CONV_ENC(s, enc) wxGTK_CONV((s))
  29     #define wxGTK_CONV_FONT(s, font) wxGTK_CONV((s))
  30     #define wxGTK_CONV_SYS(s) wxGTK_CONV((s))
  31
  32     #define wxGTK_CONV_BACK(s) wxConvUTF8.cMB2WX((s))
  33     #define wxGTK_CONV_BACK_ENC(s, enc) wxGTK_CONV_BACK(s)
  34     #define wxGTK_CONV_BACK_FONT(s, font) wxGTK_CONV_BACK(s)
  35     #define wxGTK_CONV_BACK_SYS(s) wxGTK_CONV_BACK(s)
  36 #else
  37     #include "wx/font.h"
  38
  39     // convert the text between the given encoding and UTF-8 used by wxGTK
  40     extern wxCharBuffer
  41     wxConvertToGTK(const wxString& s,
  42                    wxFontEncoding enc = wxFONTENCODING_SYSTEM);
  43
  44     extern wxCharBuffer
  45     wxConvertFromGTK(const wxString& s,
  46                      wxFontEncoding enc = wxFONTENCODING_SYSTEM);
  47
  48     // helper: use the encoding of the given font if it's valid
  49     inline wxCharBuffer wxConvertToGTK(const wxString& s, const wxFont& font)
  50     {
  51         return wxConvertToGTK(s, font.Ok() ? font.GetEncoding()
  52                                            : wxFONTENCODING_SYSTEM);
  53     }
  54
  55     inline wxCharBuffer wxConvertFromGTK(const wxString& s, const wxFont& font)
  56     {
  57         return wxConvertFromGTK(s, font.Ok() ? font.GetEncoding()
  58                                              : wxFONTENCODING_SYSTEM);
  59     }
  60
  61     // more helpers: allow passing GTK+ strings directly
  62     inline wxCharBuffer
  63     wxConvertFromGTK(const wxGtkString& gs,
  64                      wxFontEncoding enc = wxFONTENCODING_SYSTEM)
  65     {
  66         return wxConvertFromGTK(gs.c_str(), enc);
  67     }
  68
  69     inline wxCharBuffer
  70     wxConvertFromGTK(const wxGtkString& gs, const wxFont& font)
  71     {
  72         return wxConvertFromGTK(gs.c_str(), font);
  73     }
  74
  75     #define wxGTK_CONV(s) wxGTK_CONV_FONT((s), m_font)
  76     #define wxGTK_CONV_ENC(s, enc) wxConvertToGTK((s), (enc))
  77     #define wxGTK_CONV_FONT(s, font) wxConvertToGTK((s), (font))
  78     #define wxGTK_CONV_SYS(s) wxConvertToGTK((s))
  79
  80     #define wxGTK_CONV_BACK(s) wxConvertFromGTK((s), m_font)
  81     #define wxGTK_CONV_BACK_ENC(s, enc) wxConvertFromGTK((s), (enc))
  82     #define wxGTK_CONV_BACK_FONT(s, font) wxConvertFromGTK((s), (font))
  83     #define wxGTK_CONV_BACK_SYS(s) wxConvertFromGTK((s))
  84 #endif
  85
  86 // Some deprecated GTK+ prototypes we still use often
  87 // FIXME: Don't use them if possible.
  88 G_BEGIN_DECLS
  89
  90 // Should use gtk_image_new, but the mask seems to be handled different,
  91 // and we need to migrate
  92 GtkWidget* gtk_pixmap_new (GdkPixmap *pixmap,
  93                            GdkBitmap *mask);
  94
  95 // Deprecated since GTK+-1.3.7:
  96 // Trivial wrapper around gtk_window_move, with some side effects we seem to rely on
  97 void gtk_widget_set_uposition (GtkWidget *widget,
  98                                gint      x,
  99                                gint      y);
 100
 101 // We rely on the allow_shrink parameter in one place
 102 void gtk_window_set_policy (GtkWindow *window,
 103                             gint       allow_shrink,
 104                             gint       allow_grow,
 105                             gint       auto_shrink);
 106
 107 G_END_DECLS
 108
 109 //-----------------------------------------------------------------------------
 110 // idle system
 111 //-----------------------------------------------------------------------------
 112
 113 extern void wxapp_install_idle_handler();
 114 extern bool g_isIdle;
 115
 116 //-----------------------------------------------------------------------------
 117 // Misc. functions
 118 //-----------------------------------------------------------------------------
 119
 120 // Needed for implementing e.g. combobox on wxGTK within a modal dialog.
 121 void wxAddGrab(wxWindow* window);
 122 void wxRemoveGrab(wxWindow* window);
 123
 124 // Escapes string so that it is valid Pango markup XML string:
 125 WXDLLIMPEXP_CORE wxString wxEscapeStringForPangoMarkup(const wxString& str);
 126
 127 // The declaration for gtk_icon_size_lookup was accidentally ifdefed out in
 128 // GTK+ 2.1.0 which Sun seem to have shipped with some versions of JDS
 129 // for Solaris 9 x86.
 130 #ifdef NEED_GTK_ICON_SIZE_LOOKUP
 131 extern "C" gboolean gtk_icon_size_lookup  (GtkIconSize  size,
 132                                            gint         *width,
 133                                            gint         *height);
 134 #endif
 135
 136 #ifdef __WXGTK20__
 137 #include <gdk/gdktypes.h>
 138
 139 // Returns stock accelerator modifier and key code for the given ID
 140 WXDLLEXPORT bool wxGetStockGtkAccelerator(const char *id, GdkModifierType *mod, guint *key);
 141 #endif
 142
 143 #endif // _WX_GTK_PRIVATE_H_
 144